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AUDIO-VIDEO SURROUND RECEIVER
VR-7070A/7080A
SERVICE MANUAL
© 2003-8 PRINTED IN KOREA B51-5875-00 (K/K) 1362 Note: A different information will be available from this service manual. Pls refer to original service manual(B51-5843-00), too.
Panel (A60-2336-02) Knob ass'y (K29-8137-03) Front glass * (B10-) Dressing panel (A21-3983-12) Knob ass'y (K29-8137-03) Knob (K29-8268-04)
VOLUME CONTROL POWER
STANDBY
THX SPEAKER EQ
ON/STANDBY
DOLBY DIGITAL DTS CS II DSP STEREO INPUT MODE DIMMER
ACTIVE EQ THX
A SPEAKERS B
SPEAKER EQ ACTIVE EQ
DOWN MUTE DVD/6CH CD/DVD PHONO TUNER SOUND TONE
PHONES
UP
MULTI CONTROL SETUP
LISTEN MODE AV AUX S VIDEO VIDEO L-AUDIO-R
VIDEO 1
VIDEO 2
VIDEO 3
MD/TAPE
BAND
AUTO MEMORY
Sub panel ass'y (A22-1874-01)
Knob (K29-8272-04)
Optical receiving module (W02-2731-05) Tuner ass'y Miniature phone jack Oscillating module (W02-2974-15) (E11-0293-05) (W02-2732-05) Pin jack Pin jack Cylindrical receptacle (E63-1080-05) (E63-1293-05)x2 (E56-0040-05)x3
Miniature phone jack (E11-0389-05) Miniature phone jack Pin jack (E11-0291-05) (E63-1315-05) Pin jack AC power cord (E63-1316-05) (E30-2941-05)
SYSTEM CONTROL
COAXIAL
OPTICAL CD/DVD
OPTICAL VIDEO 3
OPTICAL CD/DVD
SPEAKERS(8-16) SURROUND
SURROUND BACK/ SUBWOOFER
COMPONENT VIDEO VIDEO 3 IN DVD IN IR RECEIVER IN IR REPEATER OUT
ANTENNA
VIDEO 2
GREY
BLUE
PURPLE
DVD/6CH
+
DIGITAL IN DIGITAL OUT
Y Y CB Y
CB
MONITOR OUT
Y
AM
CENTER
GND
VIDEO OUT VIDEO IN S VIDEO IN VIDEO VIDEO IN DVD IN MONITOR OUT ROOM B OUT
R RED
FRONT A
L WHITE GREEN
ROOM B FRONT SURROUND SURROUND BACK SUB WOOFER
75 FM
AC OUTLETS
PRE OUT
+
IN IN REC OUT PLAY IN REC OUT PLAY IN PLAY IN PLAY IN CENTER
SPEAKERS(8-16) FRONT B
R
L
R
REC OUT GND PHONO CD/DVD MD/TAPE VIDEO 1 PLAY IN PLAY IN VIDEO 2 PLAY IN VIDEO 3 FRONT SURROUND SUB WOOFER DVD/6CH.INPUT FRONT B
L
CENTER
+
-
-
+
SWITCHED TOTAL 150W 1.25A MAX.
Pin jack (E63-1317-05)x2 Metallic cabinet (A01-3894-01)
Pin jack (E63-1247-05) Pin jack (E63-1317-05)x2
Pin jack (E63-1313-05)
Lock terminal board AC outlet (E70-0160-05) (E03-0148-05) Pin jack AC power cord bushing (E63-1246-08) (J42-0349-05) Screw terminal board Pin jack (E70-0150-05)x2 (E63-1248-05)
70%
* Refer to parts list on page 6.
VR-7070A/7080A
ACCESSORIES / CAUTIONS
Accessories
FM indoor antenna (1) (T90-0905-05) AM loop antenna (1) (T90-0893-05) RF remote antenna (1) Refer to the table on this page below. Batteries (R6/AA) (2)
REMOTE CONTROL vs MODEL MODEL VR-7070A VR-7070A VR-7080A VR-7080A ABBRI. K7 P7 K8 P8 9 PARTS # A70-1620-05 A70-1620-05 A70-1619-05 A70-1619-05 BATTERY COVER A09-1274-08 A09-1274-08 A09-1275-08 A09-1275-08
DIFFERENT POINT
Model VR-7070 VR-7070A VR-7080 VR-7080A Service Manual B51-5843-00 B51-5843-00 Surround X09-6760-10 X09-6830-10 X09-6760-10 X09-6830-10 Audio
Change point; R97,98,147,148,197,198, VR16,Q11-14,31-34,51-54, D23
Display
Sub X25-6490-14 X25-6620-10 X25-6490-14 X25-6620-10
X08-3130-12
X14-7630-10
Note: A different information will be available from this service manual. Pls refer to original service manual(B51-5843-00), too.
Cautions
Resetting the Microcomputer
The microcomputer may malfunction (unit cannot be operated, or shows an erroneous display) if the power cord is unplugged while the power is ON, or due to some other external factor. If this happens, execute the following procedure to reset the microcomputer and return the unit to its normal operating condition.
· Please note that resetting the microcomputer will clear the contents of the memory and returns the unit to the state it was in when it left the factory.
Memory back up function
Please note that the following items will be deleted from the unit's memory if the power cord is disconnected from the AC outlet for approximately 1 day. · Power mode. · Input selector settings. · Picture output. · Speaker ON/OFF. · Volume level. · BASS, TREBLE, INPUT level. · TONE ON/OFF. · LOUDNESS ON/OFF. · Dimmer level. · MD/TAPE settings. · Listen mode setting. · Speaker settings. · SW RE-MIX ON/OFF. · Distance setting. · Bass peak level. · Input mode setting. · M idnight mode setting. · PRO LOGIC II mode setting. · CS II mode setting. · Broadcast band. · Frequency setting. · Preset stations. · Tuning mode. · THX mode. · DSP mode. · ACTIVE EQ mode. · SPEAKER EQ mode.
Unplug the power cord from the wall outlet, then plug it back in while holding down the POWER ON/STANDBY key.
2
U
V
W
X
Y
PC BOARD
COMPONENT VIDEO
1
Y
VIDEO3 IN DVD IN Cb Cr Y
MONITOR OUT Cb Cr IR IN IR REPEATER
X25-6620-10 A/2 (J70-1704-02)
P201
R201
C106 C138 C115
C105
C139
J101
C101 C134 C136 C116 C103 R110 C109 R109 R112 C102 C135 R108 R111 C108
J102
R218 R107 C107 W3 1 14
R215 C211
R216 R209
J201 Q203
C214
J202
R213 R214
C104
2
C212 C213
W1 W2 R217
E
C137 C113
D204 R212
C112
B
C215 R207 R208 C210
W5
C110
C111
C122
C118
C114 R105 R106 4 1 R104 R101 R102 R103 R121 9
Q201
E B
W9 R120
C129 C123 R114
C119 W10 W16
B
E R204 W12 R205
C206 B E
W52 W14 W53
R206
R210 R211
W4
R202
IC202
W8
C121
C124
W6
7 C131 14 C132 C208 C209
8
Q204
C207
D201 D202
L201 C203 R203
CN201
R113
8 W18
C117 1 C127 W19
I G O C205
Q202
C216
W54
CN101
IC102
W11
W15
D205
C202
IC201
IC101
L202
C201
7
3
W20 16
C120 R122 7
C130 8 W68 W42
C128
CN202
D203 D206
W17 1
1 W13
C133
SPEAKERS SURROUND BACK/ SUB WOOFER SURROUND L R
4
PRE OUT CENTER SURROUND BACK SUB WOOFER SURROUND FRONT ROOM B
X25 B/2
2
J303
C307 W24 C308 W23 C305
1
C311
J302
C306 W22 C303 R333 R323
C304 W21 C301 R334 R324 B E R331 R321 E B
W25 C302 R332 R322 B E
CN304
5
C310 R340 W30 C309
R337 R327
R338 R328
R335 R325
R336 R326
C313
C317 R427 B C437 R430 E
J301 Q402
C312 W32 C432
B
E
B
E
C315 C316
4
R431 C431
C438
Q304
Q301
Q303
Q306
Q302
Q308
Q307 Q317 R357
B
Q305
W26
CN302
D401
E R317 R307 B
B E
E B
R318 R308
B R315 R305 E
E B
R316 R306
B R313 R303 E
R314 R362
B R311 R301 E
R425
R312 R302
B
R426 E R419
R432 R433
W27
1
Q318
Q316
Q314
Q312
W29
E
B
E
B
E
B
Q401
R428
Q311
W28
Q315
Q313
E
B
R349
R350
R347
R348 W31 R423 R417 R356
R345 R353
R346 R354
R341 R343 R424 R418 SBch C430 R506
R342 SLch R344 R421 R415 C427 R503
1
8
WH1
W66 W44 R422 R416 C428 R504 R444 R407 C444 C441
R413 C425 R501
1 FLch
8
IC402
SRch
R420 R414 C426
18
19
IC401
FRch
4
5 C410 R404
R355
R358
1 Cch
8
4
5
Q310 E
C435
C433
C434 R360 R359 R351 R352
R339
C439 R330
W34 C442 R401 C407 R441 C401 E
CN301
IC403
R502 R442 R408
C429 R505 R445
B E
R310 R309 R320 R319
C440
4
5 R406
6
R461 R455 R329 C457 R507 C451
Q320 Q319
E B
W41 R403 R446
W40
R402
C446
Q404
C408
B
2 E B
C436
C445
W47 C406
C412
1
Q406
E
Q403
R410
C402
C403
C443
C409
Q309
R453
E 1 8 SWch W38 C453
B
WH2
R411 W37
R405 C411
B
W45 R436
R412 R443 B
W36
W57
W33 W65
W59
IC404
C404
SBch
W56 R435
W58
Q408
Q407
C405 E W35 B R439
C420
C450 C452
R450
4
5
E
B
R409 R437
W55
W50 W48
D402 Q409
R438
E
WH2
Q405
W60
R459 R457 B E C449 R463 W51
W43 W46
R462 R456 C458
R454
R458 R460
C448
W49 W39
R440
E R434
C447
WH1
R447
Q411
Q412
B
C454 W67
E
B 4 1
C459
W62 R452 C419
W63 W64
R448
W61
R464
CN303
R451 R449
7
Refer to the schematic diagram for the value of resistors and capacitors.
3
AO
AP
AQ
AR
AK-2 AK-2
AS
VR-7070A/7080A
(X08-3230-10) USED VR-705-SA, VR-716A
OPTICAL INPUT CD/DVD A601
3 2 1 +5V
COAXIAL INPUT VIDEO2 J601
C635 22P R644 75 C634 22P R635 75 C636 4700P C637 4700P +5V R693 100 R694 100
DVD
1
R690 470
C657 100u10 +
R691 4.7
1/4W
C671 47P
D605
20 19 +2.5V R807 1 R808 1 1/4W 1/4W 18 +2.5V CP601 10K CP602 10K 7
37
36
35 R
R639 18K
43
42
41
40
39
44
RX1
PDN
12C
RX3
38
P VSS
R624 220
R614 220
+5V
C610 0.01 17 16 15 14 13 12 10 11 9 8 DATA1 18
1 2 R641 C669 C668 0.1 0.1 2 3
XTO XTI D VDD
R627 220
R628
SLAVE
P VDD R L R OU L OUT R OUT L OUT R OUT L OUT DZ V CO VREF 21 C619 6 13 R811 1 +5V 14 VDD 1 7 VSS 8 0.1 +5V 22 A VDD A VSS
RX2
220
A0
D GND 2
DATA0
VD2
DATA3
DATA2
DATA4
DATA5
DATA6
CS
DATA7
2
C611 1000P R625 3.3K
7
A1 RD
6 5
R613 220 R612 3.3K
6
C676 22P
20 R626 3.3K R623 10K R799 22 R806 1 1/4W R800 22 R801 22 21 22
SCDI0 ABOOT EXTMEM S DATA N1 WR AU DATA3 D GND1 VD3 D GND3 S CLK N1 LR CLK N1 CMP DAT CMP CLK CLK SEL AU DATA2 CMP REQ RESET CLK IN A GND 4 3 2
C672 22P
19
4.7 C670 1/4W 10u50 +
4 5 6 7 8 9 10 11
D VSS T VDD TX MCKO LRCK BICK SDTI 2 SDTI 3 IN T 0
IC602
CODEC (ADC&DAC)
R611 3.3K 44 C609 0.01 42 43 22 44 43 42 40 +3.3V 41 40 39 19 +5V 41
R689 22 R679 22 R678 22 R642 22 R796 22
C612 0.01
23 24 25 26 27 28
VD1
1
+2.5V R793 22 R794 22 R795 22 R692 22 R637 22
18
13
12
15
16
R663
R803 22
AU DATA1
FILT2
FILT1
+5V
+5V
DD
29
30
31
33
36
4.7K R633 38
DC
VA
32
34
35
+2.5V
4.7K
R804 22
100 R632 37
39
C614 R630 0.01 33K
C613 2.2u50 +
R629 10K
C615 470P
C617 C618 0.01 0.01 R631
R638 22
39
14 20 13
14
13
12
10
11
R805
1 1/4W
+5V
+2.5V
+2.5V C616 47u25 + R634 470
C622
36
+5V
4
0.01
1
VDD
3
2
+2.5V
22
R680 470 18
1
1 C601 0.01
R810
+3.3V 1000P C608 R601 220
R809
2 +3.3V 7 6 5 4 3 13
D601
C606 0.01
+3.3V R610
220
C675 22P C607 22P
R609 100K VCC
C605 0.01 +3.3V 6 5
10
11
8
9
RX/CX
7
6
8
5
5
CX
Q
IC604
GND +5V
VCC
6 7 36
12.288MHz
R603 1M
R604 1M
X601
CLR
DIGITAL DETECT
+2.5V
A
B
R683 470
GND
R684 470
1
2
3
4
2
3
4
+5V R602 220 C604 27P +2.5V +3.3V +5V
IC603
OSCILLATOR
1
Q601
14
VR-716A ONLY
J901
C Y R901 75 C901 47P R902 75 C902 47P Y3 C920
S VIDEO
R921 2.2 C908 8 7 6 5 C915 470u16 + +11.5V C913 47u25 + R907 75 C917 100P 10 1/4W C907 100P 100P 2 CTLB V.MUTE CTLA +12V R911 4.7K R912 200
6
VIDEO2 PLAY IN
CN901
1 VID. D GND
IC901
1 C5 Y5 2 C910 0.01 3 4 IN1 SW1 IN2 SW2
C
GND OUT VCC IN3 8 7 6 5
0.01 C919 0.01 C916 R908 0.01 75 +11.5V C909 C5 R916 0.01 C918 100P 10 1/4W C912 47u25 + C7 Y3
IC902
1 2 3 4 IN1 SW1 IN2 SW2
Y
GND OUT VCC IN3
12
C602 1000P
C603 22P
8
7
+5V
R605 10K
LEVEL SHIFTER
VSS
220
IC606
2
R608
4
5
9
19
20
40
22
220
3
R802 22
LR CLK AU DATA0
42 41
R797 22 R798
14
17
19
20
DIGITAL AUDIO DECODER
M CLK S CLK
44 43
SDTI 1
DZF2
CDTI
CSM
SDTO
IN T 1
CDTO
C CLK
IC601
RX4
TST
34
C631 0.1
DVD PLAY IN
C Y R903 75 C903 47P R904 75 C904 47P
X0 W 3/
Q902
R917 10K
3 4 5 6
Y7
MONITOR CAUTION: OUT
C7 For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts Y7 Q901 Y list). indicates safety critical components. For continued protection against risk of fire, replace only with same type and rating fuse(s). To reduce the risk of electric shock, leakage-current or resistance measurements shall be carried out (exposed parts are +11.5V acceptably insulated from the supply circuit) before the appliance is returned to the customer. D902 D901 D900 C905 47P R905 100K R906 100K C906 47P
7
4
X25-6620-10 (1/2)
+12V
C
Y5 R915
AT
AU
AV
AW
AX
VR-7070A/7080A
IC601
C792 470P R792
D603
C740 10u50 + C739 10u50 +
R736 10K R735 10K
33
32
R640 4.7 1/4W +5V
D602
C791 470P R791 18K
39
38
37
36
35
34
: CS493263-CLG or CS493263-CLR IC602 : AK4586 IC603 : TC7WU04FU IC604 : TC7WH123FU IC605 : TC74HCT7007AF IC606 : TC74HC07AF IC609 : XC62EP2502MR IC611 : BA033LBSG IC612 : BA05T IC701-703,707 : NJM4565MD : NJU7311AM IC705 IC901,902 : MM1228XF
RX3
P VSS
SLAVE
P VDD
RX4
D601,608,613,614 : MA111 D602,605 : 1SS301 or DAN202U or MA142WK D603 : 1SS300 or DAP202U or MA142WA D604 : UDZ3.9B or HZU3.9(B2) D606,607 : UDZ5.6B or HZU5.6(B2) D609 : D2SBA20F03 D610 : UDZ5.1B or HZU5.1(B2) D900-902 : 1SR154-400
Q601,901,902 : DTC124EUA or UN5212 Q606 : 2SB1375 Q608 : 2SC4081(R,S) or 2SD1819A(Q,R) Q609 : 2SA1576A(R,S) or 2SB1218A(Q,R) (X08-3230-10) DIGITAL LINE SIGNAL LINE GND LINE B LINE B LINE
MODEL NAME VR-716A VR-705-SA
R639 18K
C631 0.1
18K
+B B
R
R IN L IN R OUT1 L OUT1 R OUT2 L OUT2 R OUT3 L OUT3 DZF1 V COM VREF H A VDD C CLK A VSS CDTO IN T 1 DZF2 CDTI CSM
33 32 31 30 29 28 27 26 25 24 23 31 30 29 28 27 26 C621 2.2u50 + +5V
C703 2200P R709 4.7K C701 10u50 + R703 100K R701 2.2K R705 2.2K C705 1800P
FILTER IC701 (1/2)
3 2 R707 10K C700 47P 8 1 C707 100P
IC602
ODEC ADC&DAC)
FL
R741 220
+12V 12V
+12V 12V
30
R752 5.6K
+12V
12V
IC705
1 2 VSS
+12V C709 4700P C708 100P C710 100P
C706 1800P
R704 100K
R708 10K
IC701 (2/2)
6 5
VDD FL LS FR RS
30
BD-1 29
28 27 26 25 24 23 22 21 20 19 R753 4.7K
R710 4.7K
31
21
18
16
19
20
15
17
22
C702 10u50 +
R702 2.2K
R706 2.2K C704 2200P C713 820P
7 4
R742 220 12V
R751 4.7K
3 4 5 6 7
LS IN2 RS IN2
FR
+12V 12V
R663
+5V
220
19
20
44
R719 5.6K
28 C673 22u50 + +5V
C711 10u50 + R713 100K
R711 3.3K
R715 2.2K C715 2200P
IC702 (1/2)
3 2 8 1 C717 100P
SL
R743 220
8 9 10 11 12 13 14 15 SW N.C. ST GND N.C. DATA CK
C619
R717 2.7K
0.1
+12V R718 2.7K C718 100P
C744 100P
18 17 16 17 16
12 10 8 12 10 29 9 8 11
R714 100K
14
C716 2200P
IC702 (2/2)
6 5
R720 5.6K
C712 10u50 +
R712 3.3K
R716 2.2K C714 820P
7 4
R744 220 12V
IC605
LEVEL SHIFTER
VSS R667 220
SR
R749 2.7K
R729 4.7K
R739 10K
C742 100P
C738 22P
2 C725 1800P R727 10K C719 47P 8
R723 100K
C727 100P
8
1
+12V C728 100P +12V 12V
C726 8200P
1 5 4 3 2 1
R724 100K
R728 10K
C623
0.01
27
R730 5.6K
C722 10u50 +
R722 15K
R726 18K C724 8200P
5 4
7
12V
1000P
C741
6
R746 100
12V
IC703 (2/2)
R747 100
IC707 (1/2)
SW MIX
IC707 (2/2)
4
+12V
R740 10K R748 100
26
1
C737 22P
C721 10u50 +
R721 2.2K
R725 2.2K
3
4
5
6
7
IC703 (1/2)
3
R745 1K
2
3
5
7
6
R738 10K
R750 2.7K
CENTER
R737 10K
C723 2200P
5.6K 14
CONFIGURATION
R754
VDD
SW
C720 33P
1 14 11 R756 180 CP603 180 1 1
10
11
12
13
14
13 11 9 +5V +2.5V +2.5V
D604
+2.5V
8 9 1 R757 180 CP604 180
IC609
1 2 3 +9.9V VSS V IN V OUT EXT CE 5 +12V 4 R664 Q606 560 1/4W R665 22K R666 18 2W
470
19 10 44 20 13
R811 1
+5V
+2.5V +3.3V +5V
C656 R812 47u25 1 + 1/4W C654 10u50 +
+2.5V AVR
+9.9V
12
R758 180 R685 1 1/4W +
D606
C660 82P +9.9V 4 5 3 2 1 R677 1.5K
+9.9V
CN901
1 VID. D GND
C661 0.01
IC611
C OUT CTL GND VCC
(M)TYPE ON
1 4.7K 2 200
3 4 5 6
V.MUTE CTLA +12V
3/5
+3.3V AVR
+5V
C665 33P
R676
2
CTLB
C662 R814 100u10 1 + 1/4W
1/4W
R671 1 1/4W
1K
X09-A/9WH120
+3.3V
IC612
OUT IN GND
+5V AVR
+B
5.1V
R673 47K R674 4.7K
D608
+9.9V
R670 4.7
D607
CHANNEL SPACE SW
10
Q609 D610
R675 220
+5V C659 R813 1 100u10 + 1/4W +12V
Q608
0V
D609
C667 4700u16 + +9.9V
C666
900
The DC voltage is an actual reading measured with a high impedance type voltmeter with no signal input. The measurement value may vary depending on the measuring instruments used or on the product.
D614 D613
0.1
R672 220
X25-6620-10 (2/2)
5
VR-7070A/7080A
6
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No Address New Parts Parts No. Description Destination
1
Remarks
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No Q11 ,12 Q13 ,14 Q31 ,32 Q33 ,34 Q51 ,52 Q53 ,54 Address New Parts Parts No. TRAIT8N*5 TRAIT8P*5 TRAIT8N*5 TRAIT8P*5 TRAIT8N*5 TRAIT8P*5 TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR Description Destination
2
Remarks
VR-7070A(K7,P7)/VR-7080A(K8,P8)
601 602 602 604 605 606 607 607 611 612 613 614 615 615 616 617 618 620 625 626 628 637 638 639 643 644 654 659 660 661 665 670 671 675 3A 2D 2C 2D 2C 2C 2C 2D 2D 2C 1E 1E,2E 1D,2E 2E 1D,2E 2C 2E 2E 1E 2D 2C 2D 2D 1C 1C 1E 1C 1C 1C 2C 2D 2C 1C 1C A01-3894-01 A09-1274-08 A09-1275-08 A21-3983-12 A22-1874-01 A60-2336-02 A70-1619-05 A70-1620-05 B12-0443-04 B60-5341-00 B60-5342-00 B60-5343-00 B60-5344-00 B60-5421-00 B07-2617-11 B07-2607-03 B07-2609-03 B07-2620-13 B10-3925-12 B10-3933-12 B11-1571-13 B12-0440-04 B12-0442-04 B43-0314-04 E30-2941-05 E35-2841-05 E35-3216-05 G11-2885-04 G11-2886-04 G11-2887-04 J61-0307-05 J02-1532-03 J19-3751-04 J42-0349-05 K29-8268-04 K29-8272-04 K29-8137-03 L07-3275-05 T90-0893-05 T90-0905-05 W02-2974-15 METALLIC CABINET BATTERY COVER BATTERY COVER DRESSING PANEL SUB PANEL ASSY PANEL REMOTE CONTROLLER ASSY REMOTE CONTROLLER ASSY INDICATOR INSTRUCTION MANUAL INSTRUCTION MANUAL INSTRUCTION MANUAL INSTRUCTION MANUAL INSTRUCTION MANUAL ESCUTCHEON+KNOB(#633) ESCUTCHEON ESCUTCHEON ESCUTCHEON FRONT GLASS FRONT GLASS COLOR FILTER INDICATOR INDICATOR KENWOOD BADGE AC POWER CORD FLAT CABLE FLAT CABLE CUSHION CUSHION CUSHION WIRE BAND FOOT UNIT HOLDER POWER CORD BUSHING KNOB KNOB KNOB ASSY POWER TRANSFORMER LOOP ANTENNA LEAD WIRE ANTENNA TUNER ASSY K7P7 K8P8 K7P7 K8P8
K8P8 K7P7 K8P8 P8 K7P7 P7
SUB(X25-6620-10)
C101-109 C110-115 C116 C117 C118 C119 C120 C121 C122 C123 C124 C127-129 C130-132 C133 C134-139 C201 C202 C203 C205,206 C207 C208 C209 C210 C211-213 C214,215 C216 C301-310 C311-313 C315-317 C401-406 C407-412 C419 C420 C425,426 C427-430 C431-436 C437,438 C439,440 C441,442 C443-446 C447 C448 C449,450 C451 C452 C453,454 C457 CC45FCH1H100D CE04LW1H100M CK45FF1H103Z CE04LW1H100M CE04LW1A471M CK45FF1H103Z CE04LW1H100M CE04LW1A471M CE04KW1E330M CE04LW1H100M CE04LW1A471M CK45FF1H103Z CQ93FMG1H104J CE04LW1E470M CK45FF1H103Z CE04LW1H100M CK45FF1H103Z CQ93FMG1H683J CK45FF1H103Z CE04LW1A101M CE04LW1A221M CK45FF1H103Z CC45FSL1H221J CC45FSL1H101J CK45FF1H103Z CE04LW1H010M CC45FSL1H221J CK45FB1H332K CC45FSL1H101J CE04KW1H220M CC45FSL1H221J CE04KW1E221M CE04KW1E101M CC45FCH1H101J CC45FCH1H100D CE04KW1E470M CE04HW1E220M CE04KW1E470M CE04KW1A101M CE04KW1H220M CE04LW1H100M CE04KW2A3R3M CE04KW1H220M CE04KW1E221M CE04KW1H220M CC45FSL1H221J CQ93FMG1H392J K : USA T : England X : Australia P : Canada E : Europe Q : Russia CERAMIC ELECTRO CERAMIC ELECTRO ELECTRO CERAMIC ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO CERAMIC MYLAR ELECTRO CERAMIC ELECTRO CERAMIC MYLAR CERAMIC ELECTRO ELECTRO CERAMIC CERAMIC CERAMIC CERAMIC ELECTRO CERAMIC CERAMIC CERAMIC ELECTRO CERAMIC ELECTRO ELECTRO CERAMIC CERAMIC ELECTRO NP-ELEC ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO ELECTRO CERAMIC MYLAR R : Mexico G : Germany H : Korea 10PF 10UF 0.010UF 10UF 470UF 0.010UF 10UF 470UF 33UF 10UF 470UF 0.010UF 0.10UF 47UF 0.010UF 10UF 0.010UF 0.068UF 0.010UF 100UF 220UF 0.010UF 220PF 100PF 0.010UF 1.0UF 220PF 3300PF 100PF 22UF 220PF 220UF 100UF 100PF 10PF 47UF 22UF 47UF 100UF 22UF 10UF 3.3UF 22UF 220UF 22UF 220PF 3900PF C : China V : China (Shanghai) M : Other Areas D 50WV Z 50WV 10WV Z 50WV 10WV 25WV 50WV 10WV Z J 25WV Z 50WV Z J Z 10WV 10WV Z J J Z 50WV J K J 50WV J 25WV 25WV J D 25WV 25WV 25WV 10WV 50WV 50WV 100WV 50WV 25WV 50WV J J I : Malaysia indicates safety critical components.
PARTS LIST
AUDIO (X09-6830-10)
R97 ,98 R147,148 R197,198 VR1 -6 D23 D23 D23 L : Scandinavia Y : PX(Far East, Hawaii) Y : AAFES(Europe) RD14NB2E151J RD14NB2E151J RD14NB2E151J R32-0030-05 HZS11N(B2) MTZJ11(B) RD11ES(B) K : USA T : England X : Australia P : Canada E : Europe Q : Russia RD 150 J 1/4W RD 150 J 1/4W RD 150 J 1/4W SEMI FIXED VARIABLE RESISTOR ZENER DIODE ZENER DIODE ZENER DIODE R : Mexico G : Germany H : Korea C : China V : China (Shanghai) M : Other Areas I : Malaysia indicates safety critical components.
L : Scandinavia Y : PX(Far East, Hawaii) Y : AAFES(Europe)
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No C458 C459 CN101 CN202 CN301 CN302 CN303 CN304 J101 J102 J201 J202 J301 J302 J303 L201 L202 R213,214 R217 R425 R434 R450 R451 R452 D201-206 D201-206 D401 D401 D402 D402 IC101 IC102 IC201 IC202 IC401 IC402 IC403 IC404 Q201 Q201 Q201 Q202,203 Q202,203 Q202,203 Q204 Q204 Q204 Q301-320 Q401,402 Q401,402 Q401,402 Q403-408 Q409 Address New Parts Parts No. CC45FCH1H100D CC45FSL1H470J E40-3262-05 E40-3251-05 E40-8483-05 E40-4101-05 E40-3248-05 E40-4248-05 E63-1315-05 E63-1316-05 E11-0389-05 E11-0291-05 E70-0150-05 E63-1246-05 E63-1248-05 L40-1011-58 L92-0017-05 RD14NB2E471J RD14NB2E471J RD14NB2E561J RD14GB2E150J RD14GB2E561J RD14NB2E102J RD14GB2E150J HSS104A 1SS133 MTZJ3.9(B) RD3.9ES(B) MTZJ5.1(B) RD5.1ES(B) NJM2584D NJM2580D BA05T TC74HC00AP NJM4580D-D NJM4565D-D NJM4580D-D NJM4565D-D DTC124ESA KRC103M UN4212 KTC3199(Y,GR) 2SC1740S(Q,R) 2SC2785(F,E) KTA1267(Y,GR) 2SA1175(F,E) 2SA933AS(Q,R) 2SC2878(B) DTA124ESA KRA103M UN4112 2SC2878(B) DTA124ESA CERAMIC CERAMIC Description 10PF 47PF D J Destination
3
Remarks
New Parts Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No. werden nicht geliefert. Ref. No Q409 Q409 Q411,412 Address New Parts Parts No. KRA103M UN4112 2SC2878(B) Description DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR Destination
4
Remarks
PIN ASSY PIN ASSY FLAT CABLE CONNECTOR PIN ASSY PIN ASSY PIN ASSY PIN JACK PIN JACK MINIATURE PHONE JACK(3.5 STERE MINIATURE PHONE JACK(2P) SCREW TERMINAL BOARD PIN JACK PIN JACK SMALL FIXED INDUCTOR(100UH,K) FERRITE CORE RD RD RD FL-PROOF RD FL-PROOF RD RD FL-PROOF RD DIODE DIODE ZENER DIODE ZENER DIODE ZENER DIODE ZENER DIODE ANALOGUE IC ANALOGUE IC ANALOGUE IC IC(2INPUT NAND GATE) IC(OP AMP X2) IC(OP AMP X2) IC(OP AMP X2) IC(OP AMP X2) DIGITAL TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR DIGITAL TRANSISTOR TRANSISTOR DIGITAL TRANSISTOR 470 470 560 15 560 1.0K 15 J J J J J J J 1/4W 1/4W 1/4W 1/4W 1/4W 1/4W 1/4W
PARTS LIST
VR-7070A/7080A
L : Scandinavia Y : PX(Far East, Hawaii) Y : AAFES(Europe)
K : USA T : England X : Australia
P : Canada E : Europe Q : Russia
R : Mexico G : Germany H : Korea
C : China V : China (Shanghai) M : Other Areas
I : Malaysia indicates safety critical components.
L : Scandinavia Y : PX(Far East, Hawaii) Y : AAFES(Europe)
K : USA T : England X : Australia
P : Canada E : Europe Q : Russia
R : Mexico G : Germany H : Korea
C : China V : China (Shanghai) M : Other Areas
I : Malaysia indicates safety critical components.
7
VR-7070A/7080A
AUDIO VIDEO SURROUND RECEIVER
VR-7080A VR-7070A
INSTRUCTION MANUAL
KENWOOD CORPORATION
B60-5421-00 00 MA (K, P) KW 0305
Thank you for purchasing this product. This Receiver you just purchased has been upgraded with new features.
120 Watts per channel (stereo) of K-STAT TM Power
Kenwood's exclusive K-STAT discrete amplifier features self-adjusting transistors that provide optimum low-distortion performance at all volume levels.
HD (High Definition) Component Video Switching
The Component Video inputs will pass a High-definition video signal to an HD-capable TV or monitor, producing significantly improved video images over conventional NTSC video.
Upgraded Specifications
AUDIO section
Rated power output during STEREO operation 120 watts per channel minimum RMS, both channels driven, at 8 from 20 Hz to 20 kHz with no more than 0.09% total harmonic distortion. (FTC) Effective power output during SURROUND operation FRONT (20 ~ 20 kHz, 0.09 % T.H.D. at 8 one channel driven) ............................................................................... 120 W + 120 W CENTER (20 ~ 20 kHz, 0.09 % T.H.D. at 8 one channel driven) .................................................................................. 120 W SURROUND (20 ~ 20 kHz, 0.7 % T.H.D. at 8 one channel driven) ................................................................... 120 W + 120 W SURROUND BACK/SUBWOOFER (20 ~ 20 kHz, 0.09 % T.H.D. at 8 one channel driven) ................................................. 120 W Total harmonic distortion ....................... 0.009 % (1 kHz, 60 W, 8 )
The VR-7070A and VR-7080A receivers are identical to the VR-7070 and VR-7080 except for the features and specifications described in this addendum. For all other information and specifications, please refer to the VR-7070 and VR-7080 Instruction Manuals.