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AUDIO VIDEO SURROUND RECEIVER

KRF-X7775D/X7775D-S VR-5080/5090
SERVICE MANUAL
Panel * (A60-) Front glass (B10-3639-02)
DTS-ES DISCRETE 6.1 MATRIX 6.1 NEO : 6 PRO LOGIC SURROUND BACK 96kfs

© 2001-5/B51-5723-00 (K/K) 3164
Knob * (K29-)

CD 2 / TAPE 2 CLIP MONITOR INDICATOR

THX

DOLBY DIGITAL

VOLUME CONTROL

STANDBY

DTS

MPEG

REMOTE POWER

D.R.I.V.E.

HDCD

¤ INPUT SELECTOR <

ON/STANDBY

DOWN

UP

PHONES

S VIDEO

AV - AUX VIDEO

L - AUDIO - R

Knob * (K29-)

Phone jack (E11-0190-05)

Panel * (A29-)

Indicator (B12-0391-14)

Indicator (B12-0392-14)

Knob * (K29-)

Cylindrical receptacle (E56-0026-05)

Pin jack (E63-1121-05)

Retangular receptacle (E58-0033-05) Pin jack (E63-1128-05) Oscillating module (W02-2717-05) Pin jack * (E63-)

Miniature phone jack * (E11-) Pin jack * (E63-) Pin jack * (E63-) Pin jack * (E63-)
IR RECEIVER IN

Miniature phone jack (E11-0347-05) Miniature phone jack * AC power cord * (E11-) (E30-) Miniature phone jack * AC power cord bushing * (E11-) (J42-) Lock terminal board * (E70-)
SL16 TEXT SYSTEM CONTROL RF REMOTE ANTENNA

IR REPEATER OUT/ IR RECEIVER IR OUT DVD CONTROL IN LCD

VIDEO

R L ZONE B PRE OUT

SUB WOOFER CENTER

DIGITAL OUT

COMPONENT VIDEO Y

R SURROUND BACK L PRE OUT S VIDEO REC OUT PLAY IN

R SURROUND L VIDEO VIDEO1

R FRONT L R AUDIO L

DC12V IR OUT LCD 20mA REMOTE
B

DC12V 20mA REMOTE
A

R AUDIO L PHONO CD1 FM 75 GND AM

CENTER SPEAKER (6­16) C

PB/CB
DVD

ANTENNA REC OUT VIDEO2 MD/ TAPE1 PLAY IN REC OUT CD2/ TAPE2 MONITOR PLAY IN REC OUT CD-R PLAY IN R SURROUND SPEAKERS (6­16) L

PR/CR
CD1

MD/ TAPE1

VIDEO 3 IN DVD IN

REC OUT Y PLAY IN PLAY IN PR/CR PLAY IN

AC 120V 60Hz SWITCHED TOTAL 90W 0.75A MAX.

PB/CB
CD-R

VIDEO3

VIDEO 2 VIDEO 3 VIDEO 4
OPTICAL DIGITAL IN COAXIAL

A FRONT SPEAKERS B (6­16)

VIDEO4 DVD FRONT

R

MONITOR OUT

Y PLAY IN PB/CB MONITOR OUT

EXT.CONTROL RS-232C

DVD/ 6CH. INPUT SURROUND

L

PR/CR

CENTER

SUBWOOFER

Pin jack * Pin jack * (E63-) (E63-)x2 Pin jack * Optic receiving module (E63-)x3 (W02-2716-05) Cylindrical receptacle * (E56-)

Miniature phone jack AC outlet * Pin jack * Pin jack * (E11-0907-05) (E03-) (E63-) (E63-) Screw terminal board Pin jack * Pin jack * (E70-0133-15) (E63-) (E63-) Pin jack * Screw terminal board Cylindrical receptacle * (E63-) (E70-0131-05) (E56-) Pin jack * Cylindrical receptacle * (E63-)x2 (E56-)

70%

Illust is KRF-5090.

* Refer to parts list on page 55.

KRF-X7775D/X7775D-S/VR-5080/5090
CONTENTS / ACCESSORIES
Contents
CONTENTS / ACCESSORIES .................................. 2 DISASSEMBLY FOR REPAIR....................................3 BLOCK DIAGRAM ......................................................5 ADJUSTMENT ............................................................6 WIRING DIAGRAM .....................................................8 PC BOARD ................................................................ 9 SCHEMATIC DIAGRAM .......................................... 22 EXPLODED VIEW ....................................................53 PARTS LIST..............................................................55 SPECIFICATIONS ....................................................69

Accessories
Remote control unit (A70-1453-05): RC-R0913...KP1K1P2 (A70-1454-05): RC-R0914...M1X1Y1V (A70-1455-05): RC-0915.....E1E2
2WAY LCD REMOTE CONTROL UNIT +100

Batteries

AM Loop Antenna (T90-0852-05)

FM Antenna (T90-0855-05)

+

12

3

6

9

+

+10

12

45

78

Battery cover(A09-1166-08) AC plug adaptor *.............. (1) Use to adapt the plug on the power cord to the shape of the wall outlet. (Accessory only for regions where use is necessary.) * Refer to parts list. Antenna ass'y (T90-0850-15) U.S.A. only

Manufactured under license from Dolby Laboratories. Dolby , Pro Logic , AC-3 , and the double-D symbol are trademarks of Dolby Laboratories. Confidential Unpublished Works. ' 1992-1997 Dolby Laboratories. All rights reserved.

10

RF REMOTE CONTROL UNIT RC-R0910

-

-

11

/

/

0

, HDCD¤, High Definition Compatible Digital¤ and Pacific MicrosonicsTM are either registered trademarks or trademarks of Pacific Microsonics, Inc. in the United States and/or other countries. HDCD system manufactured under license from Pacific Microsonics, Inc. This product is covered by one or more of the following: IN the USA: 5,479,168, 5,638,074, 5,640,161, 5,808,574, 5,838,274, 5,854,600, 5,864,311, 5,872,531, and in Australia: 669114. Other patents pending.

Manufactured under license from Digital Theater Systems, Inc. US Pat. No. 5,451,942 and other worldwide patents issues and pending. DTS and DTS Digital Surround are trademarks of Digital Theater Systems, Inc. ' 1996 Digital Theater Systems, Inc. All rights reserved.

2

KRF-X7775D/X7775D-S/VR-5080/5090
DISASSEMBLY FOR REPAIR
How to Remove the Front Panel
1. How to Remove the Front Panel
1. Remove the screws (1X3) on top of the panel. 2. Remove the screws (2X9) located at the the bottom of the panel. 3. Disconnect the cable (3) and connectors (4,5) on the X13 A/6. 4. Disconnect the connector (6) on the X07 A/5. 5. Cut the tie band (7X7) as shown in the figure. 6. Remove the screw (8X1) on the X25 F/11. 7. Disconnect the connector (9 ) on the X25 G/11.(Except K/P type) 8. Remove the hooks (0X2) on the sub panel. 9. Remove the front panel in the direction of arrow.
X07 (A/5) CN8

9
AC CONNECTOR (EXCEPT K/P)

6

8 1 x3 7 x7

X25 (G/11) X25 (F/11)

X13 (A/6) CN2 CN1

3
CN3

2 x5

10 x2

4
HOOK

5

Disassembling the Rear Panel and How to Replace the Power Transistor
1. Disconnect the CN10 on the X07 C/5. 2. Remove all of screws (1X61) and digital caps (2X8) on the rear panel. (The number of screws and caps are vary according to the models). 3. Disconnect the cable CN16 (3) on the X13 A/6. 4. Disconnect the flexible cables CN101(4) on the X25 C/11, CN102 (5) and * CN103 (6)on the X25 B/11. * (K/P type only). 5. Remove the rear panel in the direction of arrow. 6. Remove the screw (7), then remove the X25 B/11.
2 x8

2 x4

3

X13 A/6

CN16
X25 C/11

5
CN103
X25 B/11

CN102

4
CN101

6
CN10
X07 C/5

7
X25 B/11

1 x61
9
X05

8 11

CN1

10 x2

10 x2
FRAME(B)

10 x2

FRAME(A) FRAME(C)

7. To remove the tuner unit, disconnect the CN1 (8) and remove a screw (9). 8. Remove the screws (0X9) on the frames (A/B/C), push rivet (-) and PC support (=x2)on the X11 A/2.

10 x2

10

X11 A/2

12 x2 12

3

KRF-X7775D/X7775D-S/VR-5080/5090
DISASSEMBLY FOR REPAIR
9. To remove the frame A rearward, cut the tie bands (~X4) on the frames. 10. Remove a screw (!), then remove a thermostat.
14

13 x4

11. Remove the screws (@X8), then remove a frame (D), and X07 B/5. 12. To remove a power amplifier unit (X07 A/5), remove the screws (#x4), and a PC support ($x2). 13. Set up the X07 A/5 in the direction of arrow as shown in the figure. 14. Replace the defective transistor.

15 15 x3

15 x2

X07 B/5

FRAME(D)

15 x2
FRAME(A)

X07 A/5

16 16

16

16
X07 A/5

17 x2

4

VIDEO SECTION

(X13- )
SEPARATE Y VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV AUX DVD/6ch IC602 SEPARATE C VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV AUX DVD/6ch
NONE CRAMP

IC605 IC601 IC603
6dB AMP 75ohm DRIV

MUTE MUTE

VIDEO1 REC VIDEO2 REC MONITOR u-CON CONTROL POWER SUPPLY Y OUT

MUTE
L601(K/P/J) L602(OTHERS)

TRAP IC604
NONE CRAMP 6dB

X25,ED1 FL X13,Q41 +6V 1st AVR for DSP UNIT LED DISPLAY FL DRIVER KEY MATRIX DOOR MOTOR CONT. X13,IC3 RF/IR RECEIVER IR IN/OUT A IR TRANSMIT u-COM IR IN/OUT B FAN DRIVE OUT POWER DET. THERMAL SENSOR X08,IC43 I/V PROTECT DET. X13,Q45 +6V 1st AVR for VIDEO UNIT X13,Q33,34 17V AVR OP AMP VOLUME ANALOG SW TONE CONTROL X07,D100 60V SUPPLY for POWER AMP X07,Q407 -35V AVR for FL V-LOAD FL FILAMENT X13,D71 +30V for RELAYS & FAN X13,Q51 -15V 1st AVR for u-COM X13,IC1 5.6V AVR BACK UP
FAST OFF RELAY POWER

IC606
75ohm DRIV

MUTE MUTE MUTE

VIDEO1 REC X25,1IC VIDEO2 REC MONITOR C OUT RELAY COMTROL TV POWER SENSOR SL16 TEXT

BPF
L601(K/P/J) L603(OTHERS)

SYSTEM CONTROL RS232C MUTE MUTE VIDEO1 REC VIDEO2 REC ZONE A MONITOR OUT TUNER RDS ANALOG SW ZONE A SEL. ZONE B SEL. REC OUT SW INPUT ATT DIG.ANA.SEL. TONE ON/OFF TONE CONTROL VOLUME CONTROL

MAIN TRANS

COMPOSITE VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV AUX DVD/6ch

(X11- )

IC21
6dB AMP

75ohm DRIV

MAIN u-COM

THERMAL SENSOR

MUTE

IC22
6dB AMP 75ohm DRIV. B SOURCE

MUTE

ZONE B MONITOR

BLOCK DIAGRAM

PAL

4.43MHz

COMPONENT VIDEO3

X13,IC701-703 or X35,IC1-3
Y PB/CB PR/CR

DECODER

NTSC 3.58MHz

X35 IC5 Y

MUTE CONTROL PRE ZONE B PRE S.SB SP SL.SR/B FL.FR.C.SW OUTPUT SUB-MUTE MONITOR OUT SP RELAY CONT. RELAY A RELAY CS RELAY B RELAY POWER

SUB u-CON

DSP UNIT ADC DIR DSP DAC EP-ROM DIG.INPUT SEL. VIDEO SELECTOR

SUB TRANS
AC IN

Cb

IR RECEIVER

Y

DVD

PB/CB PR/CR

Cr

KRF-X7775D/X7775D-S/VR-5080/5090

(X13- ) / (X35- ) (X11- )
IC23
ATT OFF

OUTPUT MUTE

IC24
ANA TONE OFF

(X07- )
OUTPUT MUTE

IC23
ANA CONFIG-2 FILTER DIG SW OFF

IC34 TONE

TONE ON (0dB) TONE OFF K5

EQ PHONO IN
2.5mV (38dB)

200mV

IC1

TAPE2 MON1

FM AM TUNER MD/TAPE1 IN CD2/TAPE2 MONI CD1 IN CD-R IN VIDEO1 IN VIDEO2 IN VIDEO3 IN VIDEO4 IN
200mV CD2

IC28 BUFFER

LINE

INPUT ATT (0.-3.-6dB) BUFFER ATT ON OFF -3dB ON -6dB

BUFFER (-6dB)

MAX:1.0Vrms

PHONES IC8 FL.FR VOLUME IC10 CENTER VOLUME SL.SR VOLUME IC12 IC9
(5.2dB or 15.2dB)

IC7 ADC

IC6 DIR

IC31 DSP

IC11 FL.FR DAC

IC12,13 50kHz LPF
DIG SW ON CENTER

Q1,2 MUTE Q101 MUTE
ZONE B ZONE B

AMPLIFIER (29dB) AMPLIFIER (29dB) AMPLIFIER (29dB)

K1

L.R
K4

IC8.9

(X08- )
DIGITAL INPUT SEL.

(0dB) X08 CENTER IC17 SUB IC18,19 50kHz LPF DAC

SP B

IC11
(5.2dB or 15.2dB)

C
K3

A-SPEAKERS

X08 IC32 EP ROM X08 IC33 SDRAM X08 IC34 SDRAM

(X08-) , (X25- )
COAXIAL OPTICAL COAXIAL OPTICAL COAXIAL VIDEO4 OPTICAL COAXIAL DVD(6ch IN) OPTICAL COAXIAL CD OPTICAL COAXIAL MD/TAPE1 OPTICAL COAXIAL CD-R OPTICAL COAXIAL OUT OPTICAL OUT VIDEO2 VIDEO3

X08 IC14 SL.SR DAC

(0dB)

IC15,16 50kHz LPF
(0dB)

SL.SR

IC13
(5.2dB or 15.2dB)

Q51,52 MUTE

SL.SR
K2 B-SPEAKERS

ZONE B-SPEAKERS Q301-320 MUTE MUTE L.R C MUTE SL.SR SBL.SBR PRE OUT 1V SW

(X25- )

X08 IC20 SBL.SBR IC21,22 50kHz LPF DAC IC18,19
(0dB) 1kHz LPF (0dB)

SBL,SBR

IC35

SBL.SBR VOLUME SUB W VOLUME ZONE B VOLUME

IC36
(5.2dB or 15.2dB)

MUTE

(X25- )

AV AUX IN

IC5
ZONE B LINE BUFFER

SUB

IC10

IC11
(4.7dB or 14.7dB)

MUTE

IC6
6ch IN SL SR BUFFER 6ch IN CENTER BUFFER (+15dB) 6ch INPUT SEL. 6ch IN SUB

IC7
(14.5dB) B SOURCE

MUTE

ZONE B

L.R SL.SR DVD 6ch IN CENTER SUB

200mV 200mV 200mV 36mV ZONE A INPUT SEL.

ZONE B INPUT SEL.

IC22 IC26
BUFFER

IC27 (2/2)

IC27 (1/2)
DIG REC ON IC32 (0dB or +6dB) DIG REC OUT BUFFER

Q1,2 CD2/TAPE2 REC MUTE

IC4

IC24
PRE ZB-MUTE PRE S-MUTE SUB-MUTE SP B/S-MUTE F/C/SW-MUTE RELAY CS RELAY A RELAY B

TAPE2 REC BUFFER REC OUT SW

Q11,12 MUTE

MD/TAPE1 REC CD-R REC VIDEO1 REC VIDEO2 REC

OUTPUT MUTE

AUDIO SECTION

A-10dB GAIN CONT.

VR-5080/5090/5700/5900 KRF-X7775D/X7775D-S/X9995D/X9995D-S

5

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
1. Initialization
1-1 The Initial Setting
· Insert the power cord to AC wall outlet by pressing the "ON/STANDBY" key.

2. Destination List of Tuner
SET TYPE TYPE K1 1700 K2 1610 K4 1700 RBDS E1 E3 RDS BAND FM AM FM AM FM AM FM AM FM AM

0 : Pull down,1:Pull up

RECEIVING CHANNEL SPACE FREQUENCY RANGE 87.5MHz-108.0MHz 530kHz-1700kHz 87.5MHz-108.0MHz 530kHz-1610kHz 87.5MHz-108.0MHz 530kHz-1700kHz 87.5MHz-108.0MHz 531kHz-1602kHz 87.5MHz-108.0MHz 531kHz-1602kHz 100kHz 10kHz 100kHz 10kHz 100kHz 10kHz 50kHz 9kHz 50kHz 9kHz

IF +10.7MHz +450kHz +10.7MHz +450kHz +10.7MHz +450kHz +10.7MHz +450kHz +10.7MHz +450kHz

PLL 25kHz 10kHz 25kHz 10kHz 25kHz 10kHz 25kHz 9kHz 25kHz 9kHz

K, P, R Y, M, I, C, V K, P Y, M, I, C, V, E, X, H E, T

3. Conditions according to the models or destination
3-1 Distinction of Destination : u-com (X13,IC3) Port 54
Type K2 K1 K4(RBDS) E3(RDS) E1 Voltage : Max 5.0V 0~0.52 1.61~2.49 2.51~3.39 3.41~4.45 4.47~5.00

3-2 Distinction of Models : u-com (X13,IC3) Port 53
Models VR-5080 VR-5090 VR-5700 VR-5900-S KRF-X9995D/D-S KRF-X7775D/D-S KRF-X9995D-S (M/X TYPE) KRF-X7775D-S (M/X/V TYPE) NO YES YES YES YES YES NO NO Voltage : Max 5.0V 0~0.37 0.39~1.10 1.12~1.84 1.86~2.49 2.51~3.14 3.16~3.88 3.90~4.61 4.63~5.00

Switching of RF or Front IR and Rear IR Receiver Terminal.

4. Tuner Preset Memory
P.ch 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 K1 FM 98.3M FM 87.5M FM 89.1M FM 108.0M FM 90.0M FM 87.5M FM 87.5M AM 1610K AM 1700K AM 1000K AM 630K AM 1440K FM 106.0M AM 530K FM 87.5M FM 98.0M FM 98.5M FM 87.5M AM 990K FM 97.4M K2 FM 98.3M FM 87.5M FM 89.1M FM 108.0M FM 90.0M FM 87.5M FM 87.5M FM 87.5M AM 1610K AM 1000K AM 630K AM 1440K FM 106.0M AM 530K FM 87.5M FM 98.0M FM 98.5M FM 87.5M AM 990K FM 97.4M K4 FM 98.3M FM 87.5M FM 89.1M FM 108.0M FM 90.0M FM 87.5M FM 87.5M AM 1610K AM 1700K AM 1000K AM 630K AM 1440K FM 106.0M AM 530K FM 87.5M FM 98.0M FM 98.5M FM 87.5M AM 990K FM 97.4M E1 FM 98.3M FM 87.5M FM 89.1M FM 108.0M FM 90.0M FM 87.5M FM 87.5M FM 87.5M AM 1602K AM 999K AM 630K AM 1440K FM 106.0M AM 531K FM 87.5M FM 98.0M FM 98.5M FM 87.5M AM 990K FM 97.7M E3 FM 98.3M FM 87.5M FM 89.1M FM 108.0M FM 90.0M FM 87.5M FM 87.5M FM 87.5M AM 1602K AM 999K AM 630K AM 1440K FM 106.0M AM 531K FM 87.5M FM 98.0M FM 98.5M FM 87.5M AM 990K FM 97.7M P.ch 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 K1 AM 530K FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 106.0M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 108.0M AM 1000K K2 AM 530K FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 106.0M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 108.0M AM 1000K K4 AM 530K FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 106.0M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 108.0M AM 1000K E1 AM 531K FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 106.0M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 108.0M AM 945K E3 AM 531K FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 106.0M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 87.5M FM 108.0M AM 945K

6

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
5.Test Mode
5-1 Setting Method of the Test Mode
·Turn on the power supply while pressing the "INPUT SELECTOR DOWN" key, to make a set in test mode.

5-2 Canceling the Test Mode
·The system is initialized and the test mode is cancelled if unplug the AC power cord from an AC power wall outlet.

5-3 Contents of the Test Mode
The following operation is available when the FL is all lighting up mode only. Key SOUND LISTEN MODE THX MEMORY Operation Set up the RF frequency to428MHz. Set up the RF frequency to422MHz. Indicated the tuner destination in the FL. Changed the dimmer off/1/2 cyclically. Display RF BAND RF BAND EX. TYPE E1 ALL FL Light ON

6. Main Microcomputer: uPD784217A516 (X13, IC3)
6-1 Main Microcomputer Periphery block diagram
X11(IC2/21) X13,IC6 LCD Remote Cont. Transmitter IC uPD17215GF X13,IC5 Serial Parallel TC74HC164AF

Selector IC NJU7312AM
X11(IC3/22/24) Selector IC NJU7313AM X11,IC23 Selector IC NJU7311AM X11,IC6

Protection

Fan

X07,K6 PWR Relay X07,K1~k4 SP. Relay

Vol. IC TC9459N
X11,IC8

97~99

1,2

94,95

88 78~82

Mute Circuit X08,IC43

Vol. IC TC9459N
X11,IC10

73,74

Sub u-Com uPD784224K507

Vol. IC TC9459N
X11,IC12

65,66

X13, IC3 Main Microcomputer uPD784217A516
3~7 36

TEXT UART
X25,J201

Vol. IC TC9459N
X11,IC35

X25,ED1 FL X25,IC1

SL16 FL Driver uPD780204
Power/Input Down Key X25 Panel Key

Vol. IC TC9459N
X11,IC34

Tone Cont. IC TC9184AP
Model Type X05-513X, IC2
53 25~80

48,60

54

Destination SW Panel Door
KRF-X9995D VR-5900 only

Tuner Unit LC72131
X05-510X, IC2

58,59 25,26,30 93 8,10 REM2 50

PLL for Remote Control LV2105V
Except KRF-X9995D and KRF-X7775D X25,IC401 RF/IR IN SWITCH KRF-X9995D/ VR-5900 only

Rotary Encoder
X25,S19 Relay Cont.

Video Selector IC

X13(IC502,504,505) (IC603,604,701~703)

IR SEL.

IR Receiver Except KRF-X7775D (M/X/V TYPE) and KRF-X9995D (M/X TYPE)

7

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
6-2 Port Description of Main Microcomputer : uPD784217A516 (X13, IC3)
Port No. 1 2 3 4 5 6 7 8 9 10 11 12 13~15 16 17 18 19 20 21 22 23 24 25 Port Name REM DA REM CK FL CLK FL DIN FL DOUT FL STB FL RST ENC B VDD ENC A SEL CLK SEL DATA SEL STB1~3 TONE CLK TONE DATA TONE STB VOL CLK VOL DATA VOL STB2 TEST/VPP STEREO SD RF PLL CLK I/O O O O I O O O I I O O O O O O O O O I I O Function IR transmitter IC(X13,IC5) control data output. IR transmitter IC(X13,IC5) control clock output. Clock output to FL driver. Data input from FL driver. Data output to FL driver. Strobe output to FL driver. Reset output to FL driver. Input port of volume encoder. +5V power supply. Input port of volume encoder. Clock output to selector IC. Data output to selector IC. Strobe (1~3) output to selector IC. Clock output to tone control / selector IC. Data output to tone control / selector IC. Strobe output to tone control IC. Clock output to volume IC. Data output to volume IC. Strobe 2 output to volume IC. Connected to GND. Tuner stereo signal detection port. Tuner SD signal detection port. Clock output to PLL (LC72131) IC. Clock output to PLL IC (LV2105V) for RF remote controller. Except KRF-X7775D/9995D Data output to PLL(LC72131) IC. Data output to PLL IC (LV2105V) for RF remote controller. Except KRF-X7775D/9995D Data input from PLL (LC72131)IC. Chip enable to PLL (LC72131) IC. Mute control to tuner. PLL (LV2105V)CE for RF remote controller. (VR series only) Output port for perfect macro (A~C). ( Refer to 7-6) Detection port of TV signal. ( Refer to 7-7) Strobe 1 output to volume IC. SL16 data input/output. +5V power supply Crystal resonator (12.5MHz) connection. Crystal resonator (12.5MHz) connection. Connected to GND. Unused. Unused. Reset signal input for main microcomputer. Detection port of chip enable. Busy signal input/output. Detection port of RS232C communication. (Except KRF-X7775D) Clock input of RDS demodulator IC. (E/T type only) Detection port for power key. Remote control signal input 1 (front panel). Remote control signal input 2 (IR receiver). Except KRF-X7775D (X/M/V)and KRF-X9995D (M/X)

26 27 28 29 30 31~33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

RF PLL DATA PLL DO PLL CE T MUTE RF PLL CE P MACRO A~C TV SENS VOL STB1 S DATA VDD X2 X1 VSS XT2 XT1 RESET CE S BUSY 232C DET RDS CLK POWER KEY IN REM1 REM2

O I O O O O I O I/O I I I/O I I I I I

8

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
Port No. 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 Port Name VDD AVREF MODEL SEL DSW0 THERM SW S LEVEL RDS DATA CLOSE SENS OPEN SENS INPUT DOWN KEY IN AVSS P MACRO IN RELAY CONT AVREF1 1394/TEXT RX 1394/TEXT TX SUB RESET RS RX1 RS TX1 RS RX2 RS TX2 LED SDT MDT MCK MREQ SREQ F/CSW MUTE PRE S/B MUTE SP S/B MUTE PRE ZB MUTE V/RECMUTE 10dB GAIN RELAY CS RELAY B RELAY A RELAY TR POWER FAN H/L FAN ON/OFF 10W 1W IR SELECT V PROT I PROT STBY LED REM RWR REM ENB REM REQ VSS I/O I I I I I I I I I O I O O I O I O O I O O O I O O O O O O O O O O O O O I I O I I O I I O Function +5V power supply Reference voltage input. Discrimination port for model type. Detection port for tuner destination SW 0. Detection port for thermal switch. (Refer to 7-1) RDS signal level input. (E/T type only) Data input of RDS demodulator IC. (E/T type only) Detection port of close sensor for panel door. (Refer to 7-3) (KRF-X9995D/VR-5900 only) Detection port of open sensor for panel door. (Refer to 7-3) (KRF-X9995D/VR5900 only) Detection port of input down key. Connected to GND. Input port of perfect macro. (Refer to 7-7) Relay control output. (Refer to 7-4) Reference voltage input. CD TEXT UTRA communication data input. CD TEXT UTRA communication data output. Reset signal output to sub microcomputer. RS232C communication data input 1. (Except KRF-X7775D) RS232C communication data output 1. (Ditto) RS232C communication data input 2. (Ditto) RS232C communication data output 2. (Ditto) Control port for pro logic2 led. Communication data input from sub microcomputer. Communication data output to sub microcomputer. Clock output to sub microcomputer. Communication master request. Communication slabe request. Mute control port for room A. Mute control port for pre out surround. Mute control port for S/B speakers. Mute control port for pre out B (zone B). Mute control port for video rec out. Switching port for +10dB amplifier. Mute control port for center/surround speakers. Relay control port for speaker B. Relay control port for speaker A. Switching port for transformer tap. Power relay control port. Control port for fan motor (H/L). Control port for fan motor (on/off). 10W detection port for fan control. 1W detection port for fan control. RF/IR IN switch control. (Refer to 7-5), KRF-X9995D/VR-5900 only Detection port of protection signal. Detection port of protection signal. Control port for standby led. RWR from LCD remote controller. Chip enable from LCD remote controller. Request to LCD remote controller. GND



Refer to 7-1

9

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
7. Description of the Circuit Control
7-1 Fan Control (X13,IC3)
Fan FAN STOP FAN LOW SPEED FAN HI SPEED FAN LOW SPEED FAN HI SPEED 10W(91Pin) H H L H H L 1W(92Pin) H L L H L L THERMAL SW(55Pin) L L L H H H FAN ON/OFF(90Pin) 0 1 1 1 1 1 FAN H/L(89Pin) 1 1 0 1 1 0

7-2 Door Open/Close Control : FL Driver(X25,IC1)
KRF-X9995D/VR-5900 only DOOR OUT1(42Pin) DOOR OUT2(41Pin) OPEN 1 0 CLOSE 0 1 STOP 0 0 BREAK 1 1

7-5 IR Remote Control
X25,IC401 X25,IC401 IR SELECT RF IN IR IN X13,IC3 (7Pin) (6Pin) (93Pin) WITH RF RF ON X O 0 VERSION RF OFF O X 1 FRONT X O 0 WITHOUT IR ON RF VERSION FRONT O X 1 IR OFF

7-3 Open Close Sensor(X13,IC3 : Main u-com)
KRF-X9995D/VR-5900 only OPEN CLOSE SENS(59Pin) SENS(58Pin) END OF OPEN ACTION 0 1 1 0 END OF CLOSE ACTION

7-6 P Macro Video Switch(X13,IC505)
SELECTOR VIDEO1 VIDEO2 VIDEO3 VIDEO4 DVD P MACRO A(3Pin) 0 0 1 1 0 P Macro B(4Pin) 0 1 0 1 0 P Macro C(5Pin) 0 0 0 0 1

7-4 Relay Control : X13,IC3(Main u-com)
SELECTOR PHONO TUNER CD1 MD/TAPE1 CD-R CD2/TAPE2 MONITOR VIDEO1 VIDEO2 VIDEO3 VIDEO4 DVD AV/AUX RELAY CONT.(63Pin)

0

7-7 Video/TV Detection : X13,IC3
Video Detection Video Signal Yes No P Macro IN(62Pin) H L

1 TV Detection TV POWER ON OFF TV SENS.(34Pin) H L

8. Sub microcomputer: uPD784224K507(X08, IC43)
8-1 Sub microcomputerperiphery block diagram
X13, IC3 Main u -Com

X25,IC11 X08, IC5 Digital Selector

X08, IC7 A/D X08, IC11,14 IC17, 20 X08, IC43 Sub Microcomputer D/A

X13 Video Selector IC502,504,505 IC603,604 IC701~703

X08, IC6 DIR

X08, IC31

10

D S P

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
8-2 Port Description of Sub Microcomputer : uPD784224K507 (X08,IC43)
Port No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22~24 25 26 27~32 33 34,35 36 37 38 39 40 41 42 43 44 45 46 47 48~50 51,52 53~59 60 61 62 63 64 65 66 Port Name ERF FS96 DET AUTO AVSS DIR PD DIR CS AVREF DIR DIN DIR DOUT DIR CLK D MUTE DAC PD DAC 96K DAC MUTE ADC RST MDT SDT MCK MREQ SREQ REC 6dB DSEL A~C DSP POWER DSP RESET DSP D0~D5 VSS DSP D6,7 DSP REQ DSP ACK DSP BUSY DSP WRT DTS DET PCM ZERO HDCD DET HDCD 6dB DET OVER LEVEL PCM MUTE DRIVE SUB MUTE C ROOMB(C/B/A) YC SEL(B, A) C ROOMA(A~G) RESET YC MUTE FSC CTRL VSEL CTRL A2 CTRL B CTRL A I/O I I I O O I O O O O O Function D.I.R. (X08, IC6) error flag. 96KHz fs detection. H : fs>88.1kHz detection Non-PCM detection. H : Non-PCM detection GND Power down for D.I.R. (X08, IC6). L : DIR power down and reset Chip select for D.I.R. (X08, IC6). L : Chip selection Reference voltage. Data input from D.I.R. (X08, IC6). Data output for D.I.R. (X08, IC6). Clock output for D.I.R. (X08, IC6). Mute signal output for D.I.R. (X08, IC6). Power down for D/A converter (X08, IC11/14/17/20). ACTIVE H L

Data mute Power down

Double speed sampling mode for D/A converter speed mode (X08, IC11/14/17/20). H : Double Mute signal output for D/A converter O (X08, IC11/14/17/20). O Reset signal output for A/D converter (X08, IC7). I Main microcomputer master data. O Sub microcomputer data output. I Main microcomputer control data clock I Main microcomputer master request. O Main microcomputer slabe request. O Rec gain control when HDCD +6dB. O Control port for digital input selector (A~C). O Power supply for DSP/DAC/ADC/DIR. O Reset signal output for DSP. I/O DSP control data. - GND I/O DSP control data. O DSP communication request. I Input port of command data reading from DSP. I DSP status busy. O DSP Write I DSP DTS detection. I PCM zero data detection. I DSP HDCD sync. Detection. I DSP HDCD +6dB detection. (KPCM) I DSP over level detection. O DSP mute control (PCM). O O O O O I O O O O O O DSP D.R.I.V.E. /HDCD control (PCM). Sub microcomputer analog mute. Zone B video selector control. Zone A video selector control. Zone A video selector control. Reset signal input. Zone A video selector (Y/C) mute control. Zone A video selector FSC control. Zone A video selector control. Zone A video selector control A2. Zone A video selector control B. Zone A video selector control A.

Mute Reset

+6dB on

Request Ack. Busy Data write DTS PCM 0 HDCD +6dB Over level Data read

Fixed D.R.I.V.E/ HDCD ON Mute on

11

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
Port No. 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Port Name VSS VDD X2 X1 TEST XT2 XT1 VDD AVDD NC C DET Y DET CK DET OPT DET I/O I I I I I Function GND Power supply (+3.3V). Crystal resonator (6MHz) connection. Crystal resonator (6MHz) connection. Pull down port. Unused. GND Power supply (+3.3V). Power supply (+3.3V). Unused. Zone A component signal detection. Zone A S-terminal signal detection. Zone A color killer detection. Optical digital input detection. ACTIVE H L

Detection Detection

9. Description of the Circuit Control
9-1 Digital Selector
· VR-5700/5900/5090/KRF-X9995D(for OPT and COAX) INPUT CD1 MD/TAPE1 CD-R VIDEO2 VIDEO3 VIDEO4 DVD OTHERS

The

number in the ( ) is pin number of sub microcomputer. · VR-5080/KRF-X7775D INPUT CD1(OPT) VIDEO2(COAX) VIDEO3(COAX) DVD(OPT/COAX) OTHERS DSEL A DSEL B (Pin22) (Pin23) L H L H H H H L L L DSEL C (Pin24) L L L L L

DSEL A(Pin22) DSEL B(Pin23) DSEL C(Pin24) L H L H H L L L H H L H L H H H H H H L L L L L

9-2 Video Selector
(BA7649AF,BA7611AF,BA7612F,BA7613F) 1 VSEL INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE VSEL(Pin63) L L L L L H L 2 Y C Select 2 -1 Y Detect(Pin78) = H INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE Y C SEL A Y C SEL B (Pin52) (Pin51) L H L H L H L H L H H L H H

2 -2 Y Detect(Pin78) = L INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE Y C SEL A Y C SEL B (Pin52) (Pin51) L L L L L L L L L L L L H H

3 CTRL A, CTRL A2, CTRL B 3 -1 C Detect(Pin77) = L VR-5900/5090/KRF-X9995D INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE CTRL A (Pin66) L L L L L H H CTRL A2 (Pin64) L L L L L H H CTRL B (Pin65) H H L H H L H

12

KRF-X7775D/X7775D-S/VR-5080/5090
CIRCUIT DESCRIPTION
3 -2 C Detect(Pin77) = H · CK DET(Pin79) = L VR-5900/5090/KRF-X9995D INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE CTRL A (Pin66) L L L L L L H CTRL A2 (Pin64) L L L L L L H CTRL B (Pin65) H H H H H H H 3 -3 CK DET(Pin79) = H VR-5900/5090/KRF-X9995D INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE CTRL A (Pin66) L L L L L L H CTRL A2 (Pin64) H H H H H H H CTRL B (Pin65) H H H H H H H

4 CPST A(Pin53~59) 4 -1 Y Detect(Pin78) = H CPST AA INPUT (Pin59) VIDEO1 L VIDEO2 H VIDEO3 L VIDEO4 L AV-AUX H DVD L V MUTE L 4 -2 Y Detect(Pin78) = L INPUT VIDEO1 VIDEO2 VIDEO3 VIDEO4 AV-AUX DVD V MUTE CPST AA (Pin59) L H L L H L L

CPST AB (Pin58) L H H H L H H

CPST AC (Pin57) L H L H L L L

CPST AD (Pin56) L H L L L L L

CPST AE (Pin55) L L L L L H H

CPST AF (Pin54) L L L L L L H

CPST AG (Pin53) L L L L L L H

CPST AB (Pin58) L H H H L H H

CPST AC (Pin57) L H L H L L L

CPST AD (Pin56) L H L L L L L

CPST AE (Pin55) L L L L L H H

CPST AF (Pin54) L L L L L H H

CPST AG (Pin53) H H H H H L H

5 CPST B(Pin48~50) CPST BA INPUT (Pin50) VIDEO1 L VIDEO2 L VIDEO3 H VIDEO4 H DVD L

CPST BB (Pin49) L H L H H

CPST BC (Pin48) L L L L H

10. Key Matrix
KRF-X9995D/VR-5900

The

number in the ( ) is pin number of FL driver (X25,IC1).

only Key
OPEN/CLOSE

Key 1(Pin26) Key 2(Pin27) Key 3(Pin28) Key 4(Pin29) Key 5(Pin30) Key 6(Pin31) Key 7(Pin32) Key 8(Pin33)

INPUT UP AUTO P. CALL UP P. CALL DOWN SOUND/SET UP LISTEN MODE INPUT MODE SPEAKER A

BAND MEMORY MULTI CONT. UP MULTI CONT. DOWN THX CD2/TAPE2 MONI. SPEAKER B

13

KRF-X7775D/X7775D-S/VR-5080/5090
ADJUSTMENT
No. ITEM FM SECTION : 1 DISCRIMINATOR INPUT SETTINGS SELECTOR : FM (A) 98.0MHz 1kHz, ±40kHz dev. 70dBf (ANT. input)
(A) 98.0MHz 1kHz, ±40kHz dev. MONO 70dBf (ANT. input) (C) 98.0MHz 1kHz, ±40kHz dev. Selector : L or R Pilot : ±6kHz dev. 70dBf (ANT. input) (A) 98.0MHz MONO 1kHz, ± 40kHz dev. 30dBf (ANT. input)

OUTPUT RECEIVER ALIGNMENT SETTINGS SETTINGS POINTS *Adjust NO.1 and NO.2 repeatedly. Connect a DC voltmeter MONO L4 between CN2 1 98.0MHz (X05-) and CN2 2 (X05)
(B) MONO 98.0MHz L5 (X05-)

ALIGN FOR

FIG.

0V

2

DISTORTION (MONO)

Minimum distortion

3

DISTORTION (STEREO)

(B)

AUTO 98.0MHz

IFT(RF FRONT END : A1) (X05-)

Minimum distortion (L or R) Adjust VR1 and stop at the point where ED1 (TUNED) goes on.

4

TUNING LEVEL

MONO 98.0MHz

VR1 (X05-)

AUDIO SECTION

<1>

IDLE CURRENT

SPEAKER : A PREOUT : OFF PROLOGIC : ON Connect a DC voltmeter across VR1(FL) each T.P. Adjust every VR2(FR) CN1(9, 0) FLch (FRONT 2ch potentiometer VR3(SL) CN1(5, 6) Cch 10 minutes later MODE) VR4(SR) CN1(7, 8) FRch after turned Volume: VR5(CENTER) CN1(1, 2) SRch the power on. Minimum X07(A/5) CN1(3, 4) SRch X07(A/5)

SYSTEM CONNECTIONS
IR RECEIVER IN IR REPEATER OUT/ IR RECEIVER IR OUT DVD CONTROL IN LCD SL16 TEXT SYSTEM CONTROL RF REMOTE ANTENNA
VIDEO

R L ZONE B PRE OUT

SUB WOOFER CENTER

DIGITAL OUT

COMPONENT VIDEO Y

R SURROUND BACK L PRE OUT S VIDEO REC OUT PLAY IN

R SURROUND L VIDEO VIDEO1

R FRONT L R AUDIO L

DC12V IR OUT LCD 20mA REMOTE
B

DC12V 20mA REMOTE
A

R AUDIO L PHONO CD1 FM 75 GND AM

CENTER SPEAKER (6­16) C

PB/CB
DVD

ANTENNA REC OUT VIDEO2 MD/ TAPE1 PLAY IN REC OUT CD2/ TAPE2 MONITOR PLAY IN REC OUT CD-R PLAY IN R SURROUND SPEAKERS (6­16) L

PR/CR
CD1

MD/ TAPE1

VIDEO 3 IN DVD IN

REC OUT Y PLAY IN PLAY IN PR/CR PLAY IN

AC 120V 60Hz SWITCHED TOTAL 90W 0.75A MAX.

PB/CB
CD-R

VIDEO3

VIDEO 2 VIDEO 3 EXT.CONTROL
RS-232C

A FRONT SPEAKERS B (6­16)

VIDEO4 DVD FRONT

R

MONITOR OUT

Y PLAY IN PB/CB

VIDEO 4
OPTICAL DIGITAL IN COAXIAL

DVD/ 6CH. INPUT SURROUND

L

PR/CR

MONITOR OUT

CENTER

SUBWOOFER

FM SG
AC voltmeter Oscilloscope Distortion meter

AG

(A)

FM SG
Dummy antenna

MPX

AG

(C)

(B)

10

FL

+ + + + +
CN1

How to initialize
Insert the power cord to AC wall outlet by pressing the "ON/STANDBY" key.

X07 (A/5)

FR C SL SR
1

SR SL C FR FL

14

FRONT SIDE

KRF-X7775D/X7775D-S/VR-5080/5090
ADJUSTMENT
Adjustment of Sub Color and Contrast (X35, VR1, VR2)
Except KRF-X7775D/VR-5080
No. ITEM INPUT SETTINGS PAL 75% COLOR BAR (NO SET UP) PAL 75% COLOR BAR (NO SET UP) OUTPUT SETTINGS Connect a component video output(Y) to oscilloscope with 75. Connect a component video output(Cb,Cr) to oscilloscope with 75. ALIGNMENT POINTS VR2 ALIGNMENT FOR (Adjust an amplitude of video signal.) 0.825Vp - p (Adjust an amplitude of video signal.) ±0.525Vp - p FIG.

1

SUB COLOR

FIG.1

2

CONTRAST

VR1

FIG.2

INSTRUMENTS CONNECTION
PATTERN GENERATOR

RECEIVER DUMMY 75

OSCILLOSCOPE

INPUT SIGNAL : 75% COLOR BAR SIGNAL
PARA METER LUMINANCE LEVEL CHROMA LEVEL CHROMA PHASE (deg) mV IRE mV IRE +V -V WHITE 525 0 YELLO 465 470 167 193 525 CYAN 368 664 283 77 GREEN 308 620 241 119 MAGENTA 217 620 61 299 RED 157 664 103 257 P.C.B (X35-226) VR2 0.825Vp-p J2 VR1 J1 BLUE 60 470 347 13

J3 CN1

ADJUSTMENT OUTPUT SIGNAL :
FIG.1 Y LEVEL (VR2)

0.825Vp-p

FIG.2

Cb LEVEL

(VR1)

Cr LEVEL

(VR1)

0.525Vp-p

15

KRF-X7775D/X7775D-S/VR-5080/5090

WH26 ORG

WH25 BRN

WH23 BLU

WH22 RED

WH27 WHT

Y VIDEO3 INPUT Cb Cr J701

KRF-X9995D (X25-6412-72)
DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 2-72

DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 2-71

CN1
FFC

KRF-X7775D-S (X25-64XX-XX)
DESTINATION UNIT COUNTRY ABB. No. PX Y1 12-71 EUROPE E2 GENERAL MARKET M1 10-21 X1 AUSTRALIA SHANGHAI V1 22-10

USED ONLY VR-5090/5700/5900 KRF-X9995D-S

USED ONLY VR-5090/5700/5900 KRF-X9995D-S
15

VR-5080/5090 (X05-5130-13)
15 DESTINATION COUNTRY U.S.A. CANADA DESTINATION COUNTRY U.S.A. DESTINATION COUNTRY U.S.A. DESTINATION COUNTRY EUROPE ABB. K,K1 P1,P2 UNIT No. 0-13

KRF-X7775D (X05-5132-71)
DESTINATION COUNTRY EUROPE ABB. E1 UNIT No. 2-71 1

DESTINATION COUNTRY EUROPE DESTINATION COUNTRY PX GENERAL MARKET AUSTRALIA EUROPE SHANGHAI DESTINATION COUNTRY EUROPE DESTINATION COUNTRY GENERAL MARKET AUSTRALIA U.K. EUROPE

ABB. E1

UNIT No. 2-71

(X25- ) (J/11)
Rch J1 Lch SP B J1 Rch SL SURROUND SPEAKERS SR
1

7

KRF-X7775D-S (X07-33XX-XX)
ABB. Y1 M1 X1 E2 V1 UNIT No. 52-91 50-21 50-71 52-71 42-10

KRF-X9995D-S (X25-641X-XX)

CN1 7

C

CENTER SPEAKER S1
220240V

WH24 GRY

WH21YEL

VIDEO 3 Cb INPUT Cr

MONITOR Cb OUT Cr

USED ONLY VR-5090/5700/5900 KRF-X9995D/D-S

16
VR-5080 (X08-3890-10) DIGITAL OUT
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-10 CANADA P1

KRF-X9995D (X08-3090-11)
DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 0-11

VR-5700 (X08-3090-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-11

KRF-X7775D (X08-3090-10)
DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 0-10

KRF-X7775D-S (X08-3XXX-10)
DESTINATION UNIT COUNTRY ABB. No. Y1 PX GENERAL MARKET M1 090-10 X1 AUSTRALIA E2 EUROPE SHANGHAI V1 102-10

CD-R J3 VIDEO2

J1

KRF-X9995D-S (X08-3090-11)
DESTINATION UNIT COUNTRY ABB. No. GENERAL MARKET M1 X1 AUSTRALIA 0-11 U.K. T1 EUROPE E2

VR-5900 (X08-3090-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-11

VR-5090 (X08-3090-11) DVD
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-11 CANADA P2

WH2

VIDEO3 J4 VIDEO4

J2

VIDEO2 or CD1 VIDEO3 or MD/TAPE1

(X08-3XXX-XX)
9

EXCEPT (M1,Y1) TYPE
E1
1 2 CN11 1

20

CN1 CN6

1

1

CN2 CN5

20

16

CN3 CN4

1 P3

USED ONLY VR-5090/5700/5900 KRF-X9995D/D-S

1

20

1

20

1

16

1

MAIN VOL. (X25- ) (I/11)
5

POWER 5W (TACT) (X25- ) (H/11)
E6
3 1

E2

9 1 1

(X25- ) (B/11)
SL16 TEXT J201 IR OUT J207

(X13- ) (E/6)
WH10 BRN WH11 YEL WH12 WHT WH13 BLK WH10 BRN WH11 YEL WH12 WHT WH13 BLK

POWER TRANSFORMER

MECHANISM ASSY (X92-2190-10)

(X07- )(E/5) USED (M1,Y1) TYPE
5

KRF-X7775D (X13-7842-71)
DESTINATION COUNTRY EUROPE ABB. E1 UNIT No. 2-71 DESTINATION COUNTRY EUROPE

(X13-78XX-XX) (A/6)
KRF-X9995D (X13-7842-72)
ABB. E1 UNIT No. 2-72

VR-5080 (X13-7840-10)
DESTINATION COUNTRY U.S.A. CANADA DESTINATION COUNTRY U.S.A. CANADA DESTINATION COUNTRY U.S.A. DESTINATION COUNTRY U.S.A. ABB. K P1 UNIT No.

(X25-) (F/11)
CN13
0-10 F5 CN28 UNIT No. 0-11 F6 CN24 F7 UNIT No. 0-12 F8 UNIT No. 0-13 CN22 CN23 CN26 CN27 CN25 CN29 19 19 19 FFC 19

E8

1

SYSTEM CONTROL CN102

J202

IR IN

J208
3 1 3 WH5 3

J7 PHONES POWER TRANSFORMER

KRF-X7775D-S (X13-78XX-XX)
DESTINATION UNIT No. COUNTRY ABB. Y1 PX 42-91 GENERAL MARKET M1 40-21 X1 AUSTRALIA 40-71 EUROPE E2 42-71 V1 SHANGHI 52-10

CN12
1

KRF-X9995D-S (X13-784X-XX)
DESTINATION UNIT No. COUNTRY ABB. GENERAL MARKET M1 0-22 X1 AUSTRALIA 0-72 U.K. T1 2-72 EUROPE E2

VR-5090 (X13-7840-11)
ABB. K1 P2

CN8 SECOND ROOM IR IN SECOND ROOM IR OUT REPEATER OUT /DVD CONTROL J209

E1
1 P2

WH3

WH4

EXCEPT USED KRF-X7775D/D-S
1

J203

(X25- ) (G/11)
2

(X13- ) (F/6)
1 5

VR-5700 (X13-7840-12)
ABB. K

E7

1

3

CN16
6

6

WH901

E5

1

6

CN1

1

J204

EXCEPT (M1,V1,X1) TYPE (X07-33XX-XX) (A/5)

WIRING DIAGRAM

CN7

1

THERMISTOR WH5 M FAN

POWER

S20

CN5

1

2

1 WH1 2

E901 J901
6

FL DISPLAY (X25-64XX-XX) (A/11)
VR-5080 (X25-6410-10)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-10 CANADA P1

USED ONLY VR-5900 KRF-X9995D/D-S
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-11

(X25- ) (D/11)
CD-R A6 DIGITAL OUT DVD/6ch A2
1 1

VR-5900 (X13-7840-13)
ABB. K1

CN6

3 1 1

EXCEPT (K,K1,P1,P2) TYPE
T1

VR-5700 (X25-6410-11) VIDEO 2 A7 A3

CN4 VIDEO 3 A8 CD1 A4
7

CN7
7

1 1 1

USED ONLY CONTROL VR-5900 KRF-X9995D KRF-X9995D-S (T1,E2) TV
SENSOR CN2

RELAY

J205

VR-5080/5090 (X07-3350-10)
DESTINATION COUNTRY U.S.A. CANADA DESTINATION COUNTRY U.S.A. 7 ABB. K,K1 P1,P2 UNIT No. 0-10

E1
4

WH2

4

1

F1 CN32 CN31

F2 CN33 CN34

F3 CN36 CN35

CN5
4

(X07- ) (C/5)

J206

USED ONLY VR-5080 KRF-X7775D (E1) TYPE KRF-X7775D-S

VR-5700/5900 (X07-3350-11)
ABB. K,K1 UNIT No. 0-11

VR-5900 (X25-6410-12)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-12

VR-5090 (X25-6410-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-11 CANADA P2

USED (M1,Y1) TYPE ONLY
Lch
P1 WH29 WH28

USED (E1,E2) TYPE ONLY
W W

VIDEO 4

A9

KRF-X7775D (X25-6412-71)

MD/ TAPE2

TUNER UNIT (X05-51XX-XX)
A5
WH1 15

2 1

CN103

J2 K,K1,P1,P2, T1,Y1,V1

KRF-X7775D (X07-3352-71)

SP A

J2 M1,E1,E2

(X13- ) (C/6)
Y DVD INPUT Cb Cr J702

DESTINATION UNIT COUNTRY ABB. No. GENERAL MARKET M1 0-22 X1 AUSTRALIA U.K. T1 2-72 EUROPE E2

KRF-X7775D-S (X05-51XX-XX)
DESTINATION COUNTRY ABB. Y1 PX GENERAL MARKET M1 X1 AUSTRALIA EUROPE E2 SHANGHAI V1 DESTINATION COUNTRY ABB. GENERAL MARKET M1 X1 AUSTRALIA U.K. T1 EUROPE E2 UNIT No. 30-21 30-71 32-71 42-10

1

FM 75 J1 GND AM ANT

VR-5700 (X05-5130-13)
ABB. K UNIT No. 0-13

(X05-5100-11)
1

(X07- ) (D/5)
110120V

S VIDEO AV AUX

J6

1 1 WH6 7

J1 RF ANTENNA

VR-5900 (X05-5130-12)
ABB. K1 UNIT No. 0-12

KRF-X9995D (X07-3352-72)
ABB. E1 UNIT No. 2-72

USED (M1,Y1) TYPE ONLY

J2 X1

12

WH2

1

13

WH1

1

Y MONITOR Cb OUT Cr

VIDEO AUDIO L J703
WH2 WHT 1 WH1 RED

(X25- ) E10 (E/11)
J5
7

CN3
7

KRF-X9995D-S (X05-513X-XX)
UNIT No. 0-22 0-72 2-72

CN14

25

FFC

KRF-X9995D (X05-5132-72)
ABB. E1 UNIT No. 2-72

KRF-X9995D-S (X07-335X-XX)

WH3
4

4

4

AUDIO R
P1 25

EXCEPT KRF-X7775D/D-S KRF-X9995D-S

CN2
1

CN4

CN701

7

12

13

ABB. M1 X1 T1 E2

UNIT No. 0-22 0-72 0-51 2-72

1

E3
3 13

WH4

1

E1 25 25

CN5 (X35- ) (B/2)
3

CN10 2

1

7 CN8

1

12

CN2
19

1

13

CN1

1

E2

10

CN1 TEST PIN

1

1

CN3
13 FFC

16

CN15 CN1

1

1

CN9 CN601

1

CN10 CN501

20

WH14 RED WH16 GRY WH17 WHT WH15 YEL

USED ONLY VR-5700/5900 (X07- ) (B/5)

16

1

19

1

1

20 19

(K,K1,P1,P2) : AC120V 60Hz (Y1,M1) : AC110-120V/220-240V~ 50/60Hz (V1) : AC220V~ 50Hz (X1) : AC240V~ 50Hz (T1,E1,E2) : AC230V~ 50Hz

(X35-226X-XX) (A/2)
Y J1 KRF-X9995D-S (X35-2262-71)
DESTINATION UNIT No. COUNTRY ABB. GENERAL MARKET M1 X1 AUSTRALIA 2-71 U.K. T1 EUROPE E2

(X13- ) (D/6)
REC
19

CN11 CN13

1

19

CN12 CN12

1 13

1

19

1 1

VIDEO1 J601 PLAY

Lch

CN2

13

USED ONLY VR-5080 KRF-X7775D/D-S
J604 PLAY VIDEO2

REC VIDEO1 PLAY REC VIDEO2 J504 PLAY J501 VIDEO1

REC Rch Lch PLAY Rch Lch REC J502 VIDEO2 Rch J11

(X11-3XXX-XX) (A/2)
Lch
1 1

Lch VR-5080 (X11-3890-10) Lch REC
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-10 CANADA P1

VR-5700 (X11-3890-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K 0-11

Rch J101 SLch

REC

(X11- ) (B/2)
PHONO

Y DVD Cb INPUT Cr J2

KRF-X9995D (X35-2262-71)
DESTINATION COUNTRY EUROPE DESTINATION COUNTRY U.S.A. CANADA ABB. E1 UNIT No. 2-71

VR-5900 (X11-3890-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-11

VR-5090 (X35-2260-10)
ABB. K1 P2 UNIT No. 0-10

(X13- ) (B/6)
J602 PLAY VIDEO3 VIDEO3

USED ONLY VR-5090/5700/5900 KRF-X9995D/D-S
Lch VIDEO2 PLAY Rch Lch VIDEO3 IN J14 J12 Rch Lch VIDEO4 IN Rch 6ch INPUT Lch Rch SLch J13 SRch SWch Cch
31 31

Rch CD2/ TAPE2 Lch CD1 CN11
31 FFC 31

Rch Lch PLAY J2

VR-5090 (X11-3890-11)
DESTINATION UNIT COUNTRY ABB. No. U.S.A. K1 0-11 CANADA P2

(X25- ) (C/11)
15 15

SRch SBLch

KRF-X7775D (X11-3890-10)
DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 0-10 FFC 15 15

PLAY

Y J3

CN1 REC

Rch Lch J1 REC Rch MD/ TAPE1 Lch PLAY Rch PLAY CD-R

Rch Lch

KRF-X9995D (X11-3890-11)
DESTINATION UNIT COUNTRY ABB. No. EUROPE E1 0-11

CN3

CN101

SBRch J102 Cch

KRF-X7775D-S (X11-3XXX-XX)
DESTINATION UNIT COUNTRY ABB. No. Y1 PX GENERAL MARKET M1 890-10 X1 AUSTRALIA EUROPE E2 SHANGHAI V1 902-10 1

VR-5700/5900 (X35-2260-10)
DESTINATION COUNTRY U.S.A. ABB. K,K1 UNIT No. 0-10

PLAY

VIDEO4

VIDEO4

PLAY PLAY

Lch Rch

Rch Lch

KRF-X9995D-S (X11-3890-11)
UNIT DESTINATION COUNTRY ABB. No. GENERAL MARKET M1 X1 AUSTRALIA 0-11 U.K. T1 EUROPE E2

1

SWch 1 ZBLch J103 2 ZBRch 3 ZB VIDEO OUT

PLAY J603

DVD 6CH

USED ONLY VR-5090/5700/5900 KRF-X9995D/D-S

DVD 6CH MONITOR

PLAY OUT J503 VIDEO3 IN

Lch Rch

Rch

MONITOR OUT

USED ONLY VR-5080 KRF-X7775D/D-S

VR-5080/5090/5700/5900 KRF-X7775D/X7775D-S/X9995D/X9995D-S

A

B

C

D

E

F

G

H

I

J

PC BOARD (Component side view)
1

X07 C/5

X07 B/5

X07-3350-10 A/5 (J70-1481-11)
Q351
C306

Q352
W149

W14

E3
W506 C353

Q353
R360 W132 B E R353 W130 W131 C261 C263 C262 C259 B C260

Q354
E B E B R357

R362 K5

E

B K2

D115

CN8

B

E

Q421
C355

1

WH4

3

R361

D112
C265 C266

D123 D124 Q407
C264 R354

AC OUTLET

1

BRN 1 2

CN10

C351

C401

1

3

WH25
1

Q531
B R453 VR4 SR R455 W50 E R459

D203
B

Q425
E

E

W134 W171 R358 R356

CN12

CN11

CN37

WH16
GRY VR3 SL

W508

WH1
W5 W501 T2.5AL250V

WH26 ORG

CN35

CN36

W57 R454

R458 R457 R460 C356 E

VR5

C

WHT 5

WH14
C455 F3 T3.15AL250V F2 W503 RED WH24 GRY WH21 YEL

Q532
C354 B W179 B C352 E

D212 B D210 B D208 D206 D204
B E

E

Q424
C308 1

WH3

WH27 CN32

D216 D214 Q426

WH16
W176 W147 K1 GRY

C268

E

R395

W157 W158

C267

J2

F1 10A 125V

WH15
YEL VR2 FR

Q422
R451

R394 LIMITTER W84 R452 4

D111

WH17
WHT W170 C258

CN31

W67

CN33
RED BLU

CN34
VR1 FL

W507 W72

D102 D101
W116 W184 W183 W133

WH10
BRN

W62

WH22
C453

WH23
W502

YEL W58 W61 C310

W178

C454

WH15

WH11 YEL

W182

W66

W70

W76

W77

R502

C402 W79

WHT W102 W122 W180 W175 C405 C404

W153 W154 W155

WH28

WHT

W78

R201 FLch

R205

D506

D505

D503

D504

D514

R203

W99 W188

C406 W185 W117

C456

R392

R393

R509

E

B

W166

Q530 D509 D507

W49

D513

Q203
B B C E E

Q201
E E C B B

D100

R351

J1

W103

WH12

W152

W169

T1 K6

W177

W80

W83

RED

C309

3

WH14

W181

BLK

C257

WH13

C255 C251 C253

W118

R501 R204 W53

2

R227 W94

R206

W106 W119

4

W187 W186 W165 R301 W124 W125 R303 W141 W143 W151 W156 W138 W148 W160 C270 C269 C271 R355

1

D508

3

D502

W97

W64

W68

W71

W74

W95

4

W1

L1

C452

D511 D512

R229

W115

CN5

C451

W104

R202

P1

W100

D510

Q204
W63 B B C E E

W113

R302

FRch E E

Q202
C B B

Q302
B B C E E

Cch E E

Q301
C B B W150 R352

R314

W111

R315

R228 R230 W93 W32 W33 W34 W40 W41 W43 R253 W44 C111 W15 R32 C67 R82 R251

R255

W107

W128 R256 R252 L5 W159

C256 C252 C254

W114

X07 D/5
C18

W101

W105

W120

W42

W45

Q106

R116

Q57

W65

W69

W73

W3

W75

Q58

Q7

L2

W96

S1

WH24 GRY

W2

W98

WH25 BRN

W121

W144

C112

W139

C21

W142

Q8

R81

C71

L4

W16

W11

W19

W13

WH22
RED

C17

W20

W24

W25

W6 W7

W8

E R31 B R23

E B

E B

E B

E B

R254 W46 W47 R80

W123

Q253
B B C E E

SLch E

Q251
E C B B

R278 R277 B B

Q254
C E E

SRch E

Q252
W161 E C B B

R112

Q104 R113

R115

R24

R74

R114

C113

C110

C24

R77

R76

R26

R73

R27

R28

R79

R78

Q11 C23

R25

R30

C73

R75

C19

R29

C20

C69

C74

C70

5
YEL

W31 W38

W51 W52

Q105

Q12

Q10

Q61

Q59

Q62

Q60

R111

Q9

D11

R21

D21

R22

D1

D2

D12

C25

C26

R72

W112 C68 L3 W39 W55 R279 W54

D3

C114

110V120V

C75

WH21
BLU

Q107

D13

R108 D22

D14

D4

R71

Q13

Q14

Q63

Q64

B

B

B

B

B

B

B

B

B E B

B

C76

E

E

E

E

E

E

E

E

E

E

D253
R151

W92

W56

W162 W136 W135 W137 W140 W145 W168 W163

C106

220V240V

R107

R109

R106

Q103 R117

C11

R34

Q55 R83

R18

R65

R67

Q54 R66

Q56 R62

R12

R17

C12

R63

R61

R64

R13

R15

R14

R33

R16

C62

R68

R84

R11

WH23 WH27
WHT

E B

E B

C61

E B

E B

E2
C115

Q102

Q53

Q3

Q4

Q6

WH26
ORG C7

Q5

C105

C10

C60

C66

C57

C104

E B

E C8 C9 B

E B

E B

E B

C59

C58

E B

E B

E B

E B

E B

Q109 CN6
E R153 C116 C570 B C119 3 C304 B C303 B E

W167

D104 Q403 D103 D108
E

D106
R388

R387

D76 Q384
E B R386 C302 B W88 W89 W90 W91 R274 C W146 W87 SR W108 R258 R270 R272 SL FR FL 10 PROTECT E W164 R210 R209

C108

C16

C15

C65

CN1
1 W127

C107

C568

R104

Q101 R105

R110

C571

C103

C569

C14

C63

C56

R58

R69

Q52 R60

C567

R10

R59

R20

C55

R57

C64

R70

R19

W18

Q51

W23

W28

C53

W10

Q2

C109

C4

C3

C28

WH13
BLK R5

E

E

R102 C102

C27

6

Q1

B

B

B E

B E

B E

R154

Q108
B R155 R52 E B

Q408
E R396 R397 W35 W36 W37 24 1 R510

B W59

E R385 E

Q401
R399 B

E

Q383

D56
R224 W85 R222

R273

D75
W109 R269 R271 B

C204

R262

4

R268

R266

X07 E/5

Q404

Q402

R276

E

R264

D74

C77

C78

R157 R156

C54

E1

WH2

R382

Q258

D72

D252

D80

Q256

R152 C117

C13

R9

C5

R7

C6

R8

D251

1

D107

D78

Q304
B E

D54 Q208
B R212 R216

D53 Q207
E B R213 R211

W129

D82

R307 R306 R308

E B

R214

W17

R101

D71

R51

R103

W22

R56

R55

R53

R54

C52

W4

R6

R4

R2

C101

R263

W9

C1

R257

C403

Cch SLch 1 13

W30 SRch 2

R506 W60 R402

Q381 Q406
E B B R381

R223 E R225

W86

W110 R310 R311

R265

W12

R312

C203

W48

C305

B

D55 D61
R221 R219

D93

R261

YEL

W29

Q303

C51

WH11

1

2

C2

R389

Q382

D58

R275

E B

R267

W27

D91

R3 R1

C118

CN7

W189

Q405

E

B R384 R401 E

D60

Q257 D73

Q255

R383

D105 R226

R220

D62 D77 D79

R260

R309 C205 B E

D81

R218 C202

R215 R217 C201

E B

Q206
R207 E B

WH12
WHT

FLch

FRch A CLASS

R259 R305

CN4
2 12 1 25

CN3

R398

D59 D57
C301

R304

R208

D94 D95
R313

Q205
E B

D52

R403

WH10
BRN

D96

D92

D51

D109

R400

7

Refer to the schematic diagram for the value of resistors and capacitors.

17

R280

W21

W26

C22

C72

R

WHT

W172

WH17

18

FRONT SPEAKERS

R456

R507

B

E

D202

Q428

K4

K3

Q429 E

B

D201

2

1

Q427

C307

2

1

D114

D113

R359

2

Q423

L

D217

D211 D209 D207 B D205

WH28

RED

BLU

BLK

2

D215 D213
E

D122 D121

K

L

M

N

O

P

Q

R

S

T

PC BOARD (Component side view)
1

X08-3090-11 (J70-1482-12)

C454 R457 R480 R478 C478 C472 R476 C470 C480 R472 C464 8 R467 C482 R474 C468 R463 C462 R464 C452 R455 R456 C71 R71 C73 C72 R72 14 C4 R652 R651 R650 R649 1 R5 R3 R4 R7 8 R24 R27 R23 R22 14 R2 C2 R74 R75 C74

IC20
C453 15 R453 R454 DAC C451 C457 R451

R484 SBR

R482 R486 R485

C474 8

C477

C473

R469 IC21 C463 1 R471 C461 R466 R462 4 R473

R656

R653

R645

C481

R475

SBL

1 R479 R477 R481 C475

4

C469 C479

R483

R452 28

1 R724

R636 C705 R732 R635 C622 R634 R658 R633 R659 R720 R632 R660 C621

IC2
7 8

C1

R465 R417 C432 R424 C418 R413 C412

C404 ROM

C701

156

105 25 1

C22

7

C428

R430

R428

C624 C623

C426

R426

C422 C420 C430 R422 C414 8

C402 R405 R406

157

IC31
DSP

104 C14 C702 C613 C614 C611 R640 R25 C24 R15

IC52
R17 R14 R13 R12 3.3V

1

C403

SW

R432 R436 R435

C424 8

C427

C423

C401

C406 C411

R702 R401 10 1 R704 R706 R707 20 R712 R714 R716 R718 1 C630 10 R727 C704 R828 R826 R830 R824 R832 R822 R820 R730 R728 1 R710 R709 20 5

C419 C429

R425

C431

R725 C609 C610 C612

C

1 R429 R427 R431 C425

4

R421

28

R402

1

IC32
11

R721 R708 R713 R715 R717 R719 4

C627 C628 R663 R664 C629 25 1

R641 R955

R357 C368 R363 C362 C352 R355 R356 C353 15

C354

4 3

C378

R378

R376 C370 C380

R380

C382 R374

C372 R375 C364 8

R367

IC39 IC14
R353 R354 14

C376

R672

1

R628

R957

R958

R959

R629

R960

C421

R411 C417 R415

C956 C955

IC41
5 R956

C21

J2

R433

C413 1

R412 4

R705

R661

R961

3

R416

C626

R21

C608 C706

C374 8

C357 C355

R386 R385

C377

R613

R615

R610

R611

C373

C34

R33

R620

C379

R373

R366 C363 1 C381 R362 4

C361

R550 R673

C369

SL

1 R379 R375 R377 R381 C375

R821

C351

R831

R829

R827

R823

R351

R825

R731

C606

R624

R729

R630

R631

R365 R317 C332 R324

R307 C318 R313 C312 C302

C304

IC38
7

R669

X2

IC5

C328

R330

R328

R326 C320 C330

C326

R841

R842

R848

C303

R

R332

R966

C305

R813

R811

R336 R335

C327

R43

C323

C301

R301

R967

C307

C319 C329

R323

C311

R843

R844

R845

R846

C54

R53

R869

R325

R329 R224 C226 R327

C331

C325

C106

R107

C321 R228

C961

R103

R865

R234

C803

R856

C224

C208

R866

C804

R867

R222

R108

C216 C210 C209 C214 C215 C234

R208

R236

C204

D3

D4

R209

C222

R101

R201

R733

R226

C228

R207

4

R206

R203 R202 C233

D2

IC9
C221 R221 C223 5 L1 R975 R976

IC8
5

ADC 1 R900 R898 R897 7

R864 R999 X3 C951 R901 R905 R951 R890 R952 R881 R882 R880 R953 I G O C954 R121

R118 C116 C111 R972 R969 R971 R970

7 R66 I R65

R225

C227

5V R63 R67 R64 O R62 C62

C206

D5

CN15

C225

C64

L2 R973 R974

R223

R227

C205 R895 R894 R896

IC51
R877 R876 R875 R874 R873 R872 R871 R120 R119

J4

R235

R233

C213

CN16

6

8

8 R229 C231

1

C202

D6

28

C707 R899

G

C61

C51

R891

R887

R893

R892

R889

R888

R886

R885

R884

R954 R879 R878

R61

R51

C236

IC54

1

C55

R210

IC44

R904

R863

R857

R807 R806

R117

R126

C229

CN3
1 20

CN2

R903

R883

C207

C201

CN1

16

1

20

1

C963

C965

7

19

20

Refer to the schematic diagram for the value of resistors and capacitors.

VIDEO 4

VIDEO 3

4

C235 1

1

15 R205

R204

14

14

8

R854 R862

R902

C806

R855

R859 R858

R808

R116

C101

C103

IC4
DIR

R58

R230

R805

R102

IC7

C212

C805

C232

C959 C962

C802

80 R860

R853

R804

R106 C110 28 R115

1

C102

X1

R211

C203

R852 61

R801

R114

C105

R125

C230

R851

R104 R56

R315

C306

R868

60

R913

R803 1 R802

C107

R311 C317

R850

R911

R111 R112 R113

IC6

C104

R55

R105

R54 R57

8

14

C52

R321

R52

R331

1

R838

C801

28

R861

R127

5

L

1

R302

R912

R110

VIDEO 2

4

R847

R312 4

C960

R333

C313 1

R837

R914 15 14

C41

R41

R316

I

O

C115

R964

R836

R915

U-COM

C44

IC12

R79

C42

R319

R42

R835

C112

IC13

IC43

C108 C109

C114

41 R816

20

R812

5V

R44

J3

8

5 C316 C315

R320

R318

R965

R304

R963

R834

R123

C113

IC53

R122 R124

C324

C314 8

R314 5

15

14 R303

R839 R840

R849

R962

R833

R818 40 R817

R815 21 R814 R809

R46 R45

R334

R322

R305

R306

G

R47 9

8

C35

C31

R31

IC11

1

R810

R77 C76

C322

R80

R674 C631

7

1

DIGITAL IN COAXIAL

C371

R605

R606

IC45

R623

C607

R361 C367

R819

R604

R665

8

1

5

IC36

IC3

1

16

R48

R371

28

R352

1

8

14

R667

R602

R601

4

R383

4

R666

C603 5 4

R607

C605 4 3 5 1

R36

R603

C601

C634 R622 4

R619

R626 5 4 3 1

R34 R37 C75

IC42

3 IC37 1

R76 14

8

R32

C632 C602

R35

C366 C365

R369

IC15

C356

3

R614

IC35 1

R668

IC16

R608

R671

208 1

C604 R616 C633

R617

52

C32

5

R618

53

R734

R364 5 R368 R370

R670

R612

R621

SR

R384

R627 R675 R609 R625

R382

CDR

MD/TAPE1

CD1

R423

C407

R703

R642

C11

R662

R11

5 C416 IC19 C415

C405

R419 IC18

R701

C625

R414 5 R420 R418

R403 R404

40

R722 R723

R711

26

IC40

IC33

50

R643

1

5 C958

C12

R434

IC17
15 14

11

20

21

C15

C471

C456 R407

DVD

C620

C618

C616

R726

R461 C467

R1

C619

C617

C615

R18

R637

R647

R654

R648

R646

2

R638 R657

R655

26

IC34

50

R644 C703

5 C466 IC22 C465

C455

5 R470 R468

R639

IC1

14

DIGITAL OUT COAXIAL

R73

C476

J1

4

15

14

W305

W307 C201 8 8 1 1 C231 C229 C161

R159 R157 C157 C159 R227 W187 C227 R513 C567 W306 1 R230

R199 R197 C199 C197 R228 R229

9

8

W184

W181

W185

C160 8

X11 B/2

IC13

C205

IC9

C513

C481

C482

W182

W183

SB VOL.

C194 R192

C568

C154

28

R220 E R222

W173

E W169

E

C557

R171

R559

Q18

8 5 C491 C478 C470 R480 C484

1

8

C558

C553

C471

5

4

C475

C554

PC BOARD (Component side view)

R549

R550

C550

R552

C148 C147 R142 R141 C144 C143 R182 R181 C184 C183 S VOL W504 W503 W506 C145 W505 C214 C213 R145 R212 R211 28 C SW VOL F VOL W508

IC36

R551

C551

C216

C233

IC8

W158

W149

W153

W159

W155

W150

W211

C212

W147

W145

W332

W340

C169

W351

W144

W483

W341

W139

W348

W516

W347

W336

W335

X

1 W208

R515

R516

W207

W136

W135

LINE SEL.

W138

W356

LINE SEL.

16

2

W366

IC7

B

CN11

R454

8

1 C405

W380

R404

C406

W389

W391

IC28

W384

R403

4 LINE BUFFER

C452

W101

W403

C401

R463

W100

Q11

E

E

C464

C412

C462

W99

W94

W413

W519

R114

R113

C382

C381

W91

C383

W418 W420 R47 W424 W421 W423 W425 W431 W433 W436 R48 R75

R466

R465

R444

C442

W523

IC25

4

R364 C364 INPUT BUFFER 8 5

R351

C441

W74

R441

IC31

R504

C102

C436 C438

W59

IC5

8

1

R46 5 W451 W450 R76 W454 W455 R45 1 W456 C78 15

R437

W58

W63

W56

R434

R503 W62 ZONE B SEL. C502 15

1

R435

W530 1 R234 W531 2 W458 W459 R202 W460 W532 1 30 R201 R163 R164 W457

R436

R433

30

W51

W52

W48

R431

W49

W53

W54

R233

C96 R96 R94 16 C94

R95 C93

SUB WOOFER MIX

R432

AA

W34 W35

W462

R78

R77

C510 C509

C49

C92

16

R502

R370

R369

C90

C67 8 R68 1 R66 C66 R65

C108

R80

IC26

ZONE A SEL.

C88

C70 C64

5 SR 8

IC4

C69 C58 W480 C57 C63 R64 R60 R59 R58 R62 C62 C56 C54 C55 R53 R56 R55 R57 R63 W334

TAPE2 REC

4 SW 1 C367 R355 R367 R373

C86

W481

C356

C354

C353

W13

AB

R321 R303

R329 R311

R302 R320

R319 R301

R323

R325

R310 R328

R15 R54 R52 R16 R2 R51 C2 R1 C1

R304

R306

R322

R324

R305

D5

D6

D7

D8

J11

PHONO

CD 1

REC OUT MD/TAPE1

PLAY IN

REC OUT

PLAY IN CD 2/TAPE2

REC OUT CD-R

PLAY IN

SUB WOOFER CENTER

SURROUND

FRONT

PLAY IN VIDO 4 DVD/6CH INPUT

PLAY IN VIDEO 3

PLAY IN VIDEO 2

REC OUT

PLAY IN VIDEO 1

R318

C13

C315

C316

C312

C309

C310

C305 C306

C301

C302

C12

C313

C314

C307 C308

C303

C304

R4 C4

R3 C3

R8 C8

R7 C7

C14

REC OUT

C318 R336 R335 C317

R5 C5 R20 C6

R12 C9 R10 C10 R9

C311

R11 C11

J13

J1

J14

R14

R28

R331

R313

R315 R333

J12

R18

R17

R6

R19

R22

R24

R23

R26

R25 R13

R327 R309 W4

R317

R21

R308 R326

R307

R312 R330

R314 R332

R316 R334

W9 W12

W201

C107

W369

C105

R27

WH1-2

C106

W5

W392

W10

W6

W14

W367 C53

W364

W7

W482

R83

W15

C84

W16

C61

W3

W359

W8

C355

W11

W328

W1

C83

W202

W2

W338

Q1

W17

PHONO AMP.

R61

R354

C81 B E C85

R361 R362

R84

INPUT BUFFER

R365

R359 R360

Q2

WH1-1

R356

BUFFER

W19

W18

W477

R366 C366

R85 C87 W535

30

R86

1

C361 C362

C368 5 CE 8

W479

C365

4 SL 1 R353

IC27

C359 C360

W20

C71

R82 B E

R368

W21

R89 R87 1

R88 8

W478

IC21

W22

C65

D4

W537

R81 5

C82

W23

W476 4

W24

IC1

W25

W536

R372

C89

W475

W26

W474

R90

W27

C378 C377

C501 R501

W473 R67

15

W539

C373 R371

C91

W472

C374

C72

C371 C372

C68

W30

W538

W471

W28

W29

W470

R429

W33

R510

W32

C50

W469

W468

W36

W31

W39

W38 W190

W534 15

C423 R423 R422 SUB BUFFER 8

W467 14

W37

W466

5

4 C422

R421

R430

W465

W41

R509

W464

IC29

C74

W40

W463

C73

C425

CN3

W43

W533

W42

W461

1

C427 R424

W45

W44

ZONE A SEL. C45

R92

R91

R425

W46

W203

W204

ZONE B BUFFER

19

W50

IC2

W47

W55

W447

R93

C431

C432

W453 R72 W529

IC22

W57

C46

C421

C98

4

CN4

C95

5

IC30

C433

W452

W61

5 R98 C100

W65

R97 C99

W449

W448

W64

W67

W66

W446

16

CN13

C76 W445

W444

C504

R439 C435

W60

C443 C434 C444 R438

C503 R511

W68

W443

W442

W69

C75

W441 8 1

W439

R440 R442 8 5

W440

C97

R512

W438

R505 R506

4

C437

W526

W527

W70

W437 1

W71

C352

ZONE B SEL.

R100 C104 30

R99 C103

W72

1

W73

W528

C439 W76

W525

IC3

C440

R352

C357

C358

W524

W435 C101

W75 W78

W77

R133

R358

W434

W79

C139

W80

R357

W304

C351

16

15

1

W81

W432

R129

W83

W82

R134

C77 W430 C47

W428

W84

W426 W427 15

W86

W85

W429

1

C363 R363

R443

C48

C415

W88

C140

W87

C135

W89

W422

C369 C376

C370 W90 C375

W419

W522

C463

W93

W92

ZONE B VOL

W416

W521

C411

W417

W96

W95

W415

C384

DIGITAL REC BUFFER.

W414

W97

R115 C113

R390

R116 C114

C111

C461

W98

R381

R391 R392

W412

C112

Q12

R382

W410

W409

W408

C465

R111

C466

R383

W411

R384

W342

W302

W301

R112

R464

R385

R388

C115

8 C460

W102

R387

R386

R131 R117 28 R119

C459 1 4

W407

R389

C116

30

31

B

B

C133 R132

31

IC32

W104

W103

W400

30

C458 C454 R458

C457 C453 R457

W406 1

W105 W108

21 22

5

W107

W106

W402

W206

W404

W205

W396

W405

W109

W399

C402

C451

W110

C120 C119 W401 R120 R118 C118 C117

C455

C456

R452 R453 W114

R121

R401 C403

R402 C404

W398

W397

W111

W390

W395

W112

W386

C125

C123

W393

W394

C126

5

Q15

Q16

W113

W382

CN1

R460

R459

R122 C122

C467

W383

C124

E

W381

E

W385

W518

EB

Q13

W387

R462

R461

W116

W379

W115

C138

C137 4 5

B

W117

W378

R451

R468

R455

W377

R456

W118

C410

W119

R126

C409

W388

BE

R428

C129 1

C414

Q14

W120

R232

C130

C131 8

C407

C408

W374

R125

W376

W122

W121

W357

R128 C121

C413

R127

W373

W124

W123 W126 W125

W370

W375

C132

R467

W371

W127

R507

W191

W372 BR

15 C505

C506

C127

W129

C128

1

16

R427

R124

W368 1 2

C516

W361

R123 BL

C518

R231

W360

15

R469 R508 W133 W137

R518

W128

W358

W321

W131

W365

IC23

W192

W363

C515

W333

W362

C517

IC24

W141

W142

R517

W130

W346 R130

W209

W143

W355 W354

W512

W132

W345

W353

30

W146

C141 W484 W349

W210

W343

W339

W331

W134

W337

W151

W352

W148

W350

W517

W513

30

W514

1

W140

W344

C142

W515

19

W156

C182

C181

W160

C211

W330

R166

W154

W157

R214

C209

W152

R150

C215

W162

R184 R183

W161

W329

R149

W164

R143 R165 15

W163

R169 C170 14 15 15 C163 14 14

R235 R213

W165

C203

W167

W166

C210

R204

W509

C552

IC10

W510

C549

R146 C146 R144

CN12

R496

C474 R474 R473 R472

C473 R495 R471

W507

IC12

C562

C556

C561

C555

Refer to the schematic diagram for the value of resistors and capacitors.
C225 C195 W502 R198 C200 C230 C514 R564 R563 R158 W303 W501 C155 C196 R195 R225 C226 R499 C476 C472 R476 R475 R478 R477 C489 C560 C564 C563 C559 R205 R217 R218 R174 1 C204 R560 W168 13 R173 C469 C490 R188 R187 W171 W324 1 1 28 28 C150 C149 W189 R562 R568 W325

Q17W213

C483

R556

C565

W327

R237 C234

R479

R148 R172 R168

R238

W326 R190

W322 12

W323

C477 1

R555 R557 R553

R206

R147

W212

IC33

W174

W317

R558

R561

CN2
R189 R219

W172

1

C152

C221

B

B

R567

W170

C207

C492

C222

4

C167

R167

R554

W177

C566

C151

W175

W511

C192

R151

W178

R152

R494

R566

W176

R194 C191 B

C224

1

R221

TONE CONTROL

Q7

W214 W215

W179 R493 R489 R491

C153 B B

R191

16

1

R490 R492 C488 C486

E R193 C193

W180

R162

R484 R483

R154

R223

Q8
E B

C223

R565

R161

Q5

Q6

W310 E R155 E E B B

Q3 R153
R226

R224

C487 C485 R481

C166 Q4

W320

C232 W319

IC35

R488

X11-3890-11 A/2 (J70-1477-11)

W309

W318

W311 C162 W316 R196 C202 W315 W313 W312

R486

R482

R487

R203

W314

R485

R156

IC34

C228

C198

C480

C479

C206

W308 C158

W186

R514

C495

R498

R500 C493 C494

IC11

C165

R160 4 5 4 4 5 5

C235

C236

R200

R520

R497

R519

W188

7 6 2
C156 1 2

5
IC6
W520 14 4

3

1 U V W Y Z

D3

4

5

J2

AC AD

AE

AF

AG

AH

AI

AJ

AK

AL

AM

AN

PC BOARD (Component side view)
DVD VIDEO 4 PLAY IN VIDEO 3 PLAY IN PLAY IN VIDEO 2 REC OUT PLAY IN VIDEO 1 REC OUT

1
DVD MONITOR OUT PLAY IN VIDEO 4 PLAY IN VIDEO 3 PLAY IN VIDEO 2 PLAY IN REC OUT VIDEO 1 PLAY IN REC OUT

EXT CONTROL

MONITOR OUT

PLAY IN

X13 F/6

X13 B/6
J603
C634

J602
C613 R609 C614 R616 C621 C635 C611 R608 C612 R615 C620 C633 C609 R607

J604
C610 R614 C619 C631 C629 C607 C608 R606 R613 C618 C605 C606 R604 R605 R623 R622 R624 R621 R632 E B EB C627

J601
C603 C604 C617 R603 R612 C625 C601 R601 R617 R618 C602 R602 R619 R620 EB C909 C908

R626

C637

R611

C507

C505

C506

C504

C502

C622

Q601

Q602

C623

C630

C624

C628

C626

C636 R645

Q604

C632

R513

R509

R674

R511

Q603

Q614

G O

D604

C522

C509

R625 B E

IC608

C670

C518

C511 C527

R650

EB C521

Q502 C510

R530

I

B E

D603

C515

R553

C513

C512 R559

R641 R633 C647

C524

C525

C526

R642 R634

C656

R639 R640

D501

Q501

20

R556

19

R557

C672

C648

R559

D503 D504

R558

R552

R554

R560

Q506

Q505

R551

R659

Q504

R687

C640

R660

C544

C639 R665 R666 R647 R667

C643

W501

D505

R535

1

8

C529 C530 R522 R521

C641

14

14

C644

1

1

14

1

CN601

4

5

CN501

IC504

IC501

1

R555

L601

L602

14

1

8

IC502

BE

C642

R563 R540 7 6 4 E

8

8

3

C646

4

IC604
1 4

7

IC603
1 4 8 5

C659 R655

8

7

5

4

5

IC507

C539

1 W502

R536

R539

C542 R561

1

CN502

C531

C519

C514

C543

C532

IC605
C651 C652 1 R668 C657 R670 R669 CVBS Y/C C650 C649 L603 8 5 1 R643 4 C645 8 R644 5

C856

C860

Q508

B

4

IC606
4

1

1

C857 R852 C858 R853 C855 1

3

CN602

3

X13-7840-11 A/6 (J70-1472-11)

CN12

1

Q16

D42

D44 D41

C334

R126

Q11

Q9

D71

D43

R150 R151 R152 R153 R154 R155 R156 R157 R158 R159 R160 R161

Q15

1

CN29

Q51 E

C330 R372

C236 16 R232 R231 R230 R56 R53 R54 R57 R52

D37

R107

C332

R112

Q52

R332

R254

R255

R253

R95

R252

R334

Q14
R256

R99

D38

D45

R109

F5

R94 R92

B

D72

C331

D1

R182 R82 L12 R96 R183 R188 R189 R191 R132 R131

R69

L5

C333

1 2 R104 R103 R102 R101

25 R70 24

R51

L7 C101 C102

R178 L6

R113 R114

B

E

R181 R184 R186

CN14

Q34 E

G D S

R302

Q32

D23

C302

R98

18

19

R11

R6

R317

R75 R212 R213 R77 8 F7 2 R215 80 R214 R79 81 R211 R78 R71 EB R74 C13 R83 R360 C23 R84 C24 C22 R361 1 C21 51 C10 C9

R80

D4
OG I C7 R316

R265

9 R318

R9 R10 R133 R8 R19 W20 C110 R5 R12 Q1

R7

R170

CN13

R308 C308 B R306 C303

B Q33 E

W11

Q18

X1

R358 R356 R354 C6

R59 R60

R97

C301

R352

D2

R197

C99

E

EB

+17V R329 C328 R327

E

30

R58

D51

F6

CN24 CN26

100

R18

R199 C98

R76 R210

R198

5

Q35

C309 R313 C311

C14 L13 31

+5.6V

R260 C262

C305 B R305

CN102 D3

IC3
MI-COM

CN101

R370

C3 O

C1 G C2 I

R311 R309

CN25

R187 R190

IC1

R177 R13 R14

R17 R15 R16

R264

R176 D7 R64

R105

C307 R307

R301 EB S D G R303 Q31 E

C300

50

C11

R73 R72

R63 1 20 BE

D5 D6

R62

R262

R261 C261 C260 16 7

R266

W12

R61

1

15

1

C327

Q45

R351

R2

C12

R88

C5

R3

R359 R357 R355 R353

Q17

CN22

R86 R85 R87

E

D36

W19

R344 F8 R343

D16 D14 D12 D22
7 TX REM 1

Q42

R207 R206 R208

B

D13 D11
R42 R203 R205 R202 R204 W14 R41

W17 W18

R342 R341 E

C321

CN23

28

15

1 R402 R401

16

1

20

1

20

CN4

CN5
LEVEL SHIFT R403 7 R90 1

CN6

IC6 IC5
1 R127 R216 14 8 C202 C201 R209

Q41

C320

R324

R200

R229

C229

Q43

R325 B

R136 R137 R201 R138 R139 R140 R141

6

D63 D62
R321 R322

D61

R371

+6V

B

14

C410

E

IC4
R410 8 14 R411

R135

R134

R130

R400

C322

D80 D81

X2

R23 R24

R326

C323 R128

CN7
1 7 2 6 1 9 1 8 1 2 5 6 1 7

1 RED

13

1 WHT

12

CN21

CN20

CN1

CN2

CN3

CN16

7

23

24

Refer to the schematic diagram for the value of resistors and capacitors.

9

8

L1

L2

E1

R345

D19 D17 D15

R350 R35

D21 D20 D18

R21 R22

B

C20

R346

W16

+5V C4

W13

30

16

WH2

R330

D30

C329

CN27

IC11

CN8

1

Q46

B

2

CN15

Q61

R4

Q37 Q19 B E

D9 D10

D8

D52 E R310 E B

Q38

WH2 E2

Q2

IC2

15

D53

1

R111

C41

C8

R1

R179

B

Q62

B

Q36 BE R312 C310

R100

L3

-17V

R89

WH1

R110

C51

C312

D35

C304 C306

L4

R81 R192

L11 R93 R91

R304

R314

CN28

R174 R142 R180 R224 R223 R175

R257

R258

R185

RDS

Q12

Q10

Q8

Q6

B

E B

CN10 E

E

BE

CN9

Q4

R233

R173

C42

R331

C235

9 C237

L9 L8

2

R172

R259

C234

E E

B E B E

B E B E

B E B E

BE B E

B B

R115

4

X3

1

R333

R236

C52

B

E

R234

R171

Q13

8

IC7

1

L10

Q7

Q3

C45

+14V

R235

C49 R122

MUTEDRIVER

C48 R120

B E

C50 R124

C231

C46 R116

W9 W8 W7

D27

R315

R125

R123

R121

R119

Q5 R117

D28

D29

C233

C232

C47R108 R118

BE BE

Q503

R528 C534 R525

R526 R527

R514 R529

EB

IC506

D502

R515

R519 R520 R524 R518 C533 R523

BE BE

R517

IC505

C537 R534

R562

C541

C536 R533

C535

R532

C516

R830

R531

R516

IC503

C517

Q509

R542

2

Q613

C523

R501

C501

R510

J501

R502

R512

C503 R503

R504

J504

R505

J502

R506

R507

R508

X13 C/6
C508

C615 R610

C616

J901

R905 C902

R907

R906

C906

C907

R908

C905

C901

J503
R543 R541

R629

R630

Q605 Q607
B

R627 E B EB

1

8

R631

R628

IC901

C671

E

Q606
BE R635 9 C653 R648 C654 R649 R638 Q609 EB B8 E RS-232C R901 R902 R903 R904 5 C903 16

D602 D601

R651 C655

C904

R909

C638 R636 1 14 1 14 R637 1

1

IC602
8

IC601
7 8

7

5 4 E B E B Q610 R663

Q608 IC607

2

6

C658 R654

Q611

R653 R652

E901 WH901

8 5

D605

R662 R661

X13 E/6

19

CN11

1

19

R251

AO

AP

AQ

AR

AS

AT

AU

AV

AW

AX

PC BOARD (Component side view)
X25 D/11
D21

1

E4
RED C165 W77 1 W57 W64

R88 DISCRETE DTS

7

1

A9

RX

CN4
W87 W91

VIDEO 4

W90

R77

D2 D1

R106 R105

SP A

W78

W92 MATRIX DTS RX R198 C84 R202 R203 NEO 6 DTS R204 R241 R242 R205 R200 R201 R299 PRO LOGIC 2 R199 8 R243 R244 9 C82 R196 W94 RX W93 RX R197 C83

WH1

A8

Q6 E B

C85

C166

S13

D20

VIDEO 3

X25-6410-11 A/11 (J70-1473-11)
R118 13 W214 SP B R225

Q5
W213 EB

C31

R75

R76

CN1
R110 1 6 1 R117 W18 WHT W30 W31 3 W26

D19

R86

R87

WH4
W28 1

W60

D31 Q21

2

12 W206 R114 R68 W34 R120

D13

R109

W61

W63

W73

S14

X25 H/11
MODE INPUT R104 R103

1

R107 C29

R116

BE

W55 5

3

W80

WH2

W215

BE

R9

R249

E5

W58

W43

W51

R111

W25

IC2

4 W66

1

E1

C88

W95

A1

IC11

C30

S11
MONITOR CD2/TAPE2

R108

D26

R195 1 W96 16 C86 C21 C20 R65 W209

C6

C5 W32 W16 R113 C27 W14 W33 R74 R115 C4

A6

CD-R

R128

R121

WH4
1

1 R14 R15 W220 W217 W216 C17 R16 11

R224

9

R10 R11 R12

W21

E6
R122 3

R112 R72 W22 C25 X1

R73 C26

4 C19

R194 W97 OPT SEL.

R101

S12 S9

R8

W10

W12

W11

W9

R102

W15

W17

W6

W8

STAND -BY

LISTEN MODE

W20 R71 C24 R79

W208

R70

R69

R62

W1 W2 R80 R223 SET UP

C15

3

W207

R60

S15

C18 R63

R193 W98

50 1 100 DRIVE

B W5

E R81

X25 I/11

W7

DISPLAY U-COM.

15

R34 R35

RX

IC1

5