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CD-C811W/821W
SERVICE MANUAL
No. S6938CDC811W/
1
Illustration: CD-C811W
CD-C811W CD-C821W
CD-C811W mini component system consisting of CD-C811W (Main unit), CP-C811W (Front speaker). CD-C821W mini component system consisting of CD-C821W (Main unit), CP-C821W (Front speaker) and GBOXS0028AWM1 (Surround speaker).
· In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified be used.
Illustration: CD-C821W
DIFFERENCE BETWEEN CD-C811W AND CD-C821W
SECTION CD-C811W None CD-C821W Used
0.8
Surround Speaker
CONTENTS
Page
SAFETY PRECAUTION FOR SERVICE MANUAL ............................................................................................................ 2 VOLTAGE SELECTION ..................................................................................................................................................... 2 SPECIFICATIONS ............................................................................................................................................................. 3 NAMES OF PARTS ........................................................................................................................................................... 4 OPERATION MANUAL ...................................................................................................................................................... 6 DISASSEMBLY .................................................................................................................................................................. 7 REMOVING AND REINSTALLING THE MAIN PARTS ..................................................................................................... 9 ADJUSTMENT ................................................................................................................................................................. 10 NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 12 TYPE OF TRANSISTOR AND LED ................................................................................................................................. 12 BLOCK DIAGRAM ........................................................................................................................................................... 13 SCHEMATIC DIAGRAM / WIRING SIDE OF P.W.BOARD .............................................................................................. 18 WAVEFORMS OF CD CIRCUIT ...................................................................................................................................... 40 TROUBLESHOOTING ..................................................................................................................................................... 41 FUNCTION TABLE OF IC ................................................................................................................................................ 45 FL SEGMENT ................................................................................................................................................................... 52 PARTS GUIDE/EXPLODED VIEW
SHARP CORPORATION
1
This document has been published to be used for after sales service only. The contents are subject to change without notice.
CD-C811W/821W
SW3 DISC NUMBER SW1 OPEN CLOSE M3 TURNTABLE UP/DOWN LOADING MOTOR
SW2 MECHA UP
TO MAIN PWB (TO IC401)
1 2 3 4 5 6 CNP11
R-CH L-CH
TO DISPLAY PWB
SOLM2 SOLENOID
M
+
CNS10 10
9 8 7 6 5 4 3 2 1
+B1
+7V
CNP10 10 SWITCHING REGULATOR
Q51
40 37 36 38 39
RCHO LCHO LVDD
27
CONT4
24 25
CONT1 CONT2
+5V
/RES. /CQCK. COIN SQOUT. RWC. WRQ
43 XVDD 41 RVDD 36 LVDD 23 VDD 5 ISET 6 VVDD 44 XOUT
LVSS RVSS
X1 16.93MHz
CONT3 IC2 LC78622N SERVO/SIGNAL CONTROL
EFMO EFMIN CLV+
26 58 53
~
9 10 12
20
JP
45 XIN
CL, DAT, CE
GND (D) MECHA UP GND (D) DISK NO. OPEN CLOSE GND (D) M M+ SOL SOL+
9 8 7 6 5 4 3 2 1
VOLTAGE REGULATOR
CV+ SLC SL1
JP
Q52
+4.3V
CE 53 DAT 52 CL 51 DRF 54 SL+ 31 SL 30 SLD 29 SP 23 SPO 27 FD 16 TO 15
+B1
32
40 43 44
SL+. SL. DRF
+5V
LASER DRIVER
64 VCC1
IC1 LA9241M SERVO AMP.
FIN2 FIN1 E F
42 41 20 40 24 18 28 39 38 37 36 23
Q1
62 LD0
25 20 17
2 1
1 2 3 4
6 7 4 5
15 16 26 27
M2 SLED MOTOR
TRACKING COIL FOCUS COIL
M
SW4 PICKUP IN
M1 SPINDLE MOTOR
M
PICKUP UNIT
Figure 13 BLOCK DIAGRAM (1/5) 13
~
IC3 M63001FP FOCUS/ TRACKING/ SPIN/SLIED DRIVER
+B5
35 29 22 21 14
~
8
PU-IN SW
~
~
CD-C811W/821W
CD-C811W
SO301 ANTENNA TERMINAL
FM 75 ohms GND AM
+B4 FM IF AMP Q301 FM IF 1 CF302 3 FM IF IN 1 VR351 FM MUTE LEVEL 2 OUT AM IF T351 3 REG AM IF 1 CF352 3
FM IF CF351
+B4
X351 456kHz
FOO
8
FE301 FM FRONT END
2 6 7 3 4
FM IF 1 5 1 CF301 3
S
OSC
F OUT
4 5 8 9 IN GND VCC
VT
17
19
AM OSC OUT
24 23 22
IC303 LA1832 FM IF DET./FM MPX./AF IF
21
7
13
6
10
11
12
14 15
AM OSC IN
AM RF IN
MONO/ST
FM AFC
STEREO
SD
IF OUT
L
R MUTING
FMOSC
AM RF AM ANT T302 AM OSC T306
Q361 SWITCHING
Q353 Q354 TUNER MUTE
VOLTAGE REGURATER +B4
AM IN
FM IN
X352 4.5MHz
IF IN
+5V
17
FM +B
+B4 Q360 7
20
1
22
15
16
11
10
13
12
FM
VOLTAGE REGULATOR
IC302 LC72131 PLL CONTROLLER
3 4 5 6
21
CE DI CL DO
Q371 PLL DATA BUFFR
+B4 11 10
TAPE CNS401 1 2 3 4 TUNER CD
FROM CD PWB CNP11
TAPE 1 L-CH R-CH PLAYBACK HEAD TAPE 2 REC P.B SWITCHING Q501~Q509
IC501 AN7345K PLAYBACK AND RECORD /PLAYBACK AMP.
L(T1) 1 R(T1) 24 L(T2) 2 R(T2) 23 L NF 3 R NF 4 POP REDUCE 6 L REC 9 R REC 16 RIPPLE 14
12
L R L R L R
4
17
3
18
2
19
IC401 M62439SP AUDIO PROCESSOR
1 20 9
13 R
8 L
SWITCHING Q514 Q515 Q516
BIAS OSC
P.B.
13
+B4
4 L 21 R 5
20
PB
L-CH R-CH
Q512 Q513 SWITCHING
L-CH R-CH RECORD/ PLAYBACK HEAD AC BIAS
T1/T2 REC
H/N
NOR/ CRO2
15
L REC 7 R 8 L NF 17 R NF 10 NC
18
T1/T2
19
T
ERASE HEAD
Figure 14 BLOCK DIAGRAM (2/5) 14
CD-C811W/821W
SWM3 FOOL PROOF SWM4 F.A.S SOLM1 SOLENOID SWM5 CAM
MOTOR DRIVER
FL701 FL DISPLAY
1 2 3 ~ 14 ,17 ,18 ,21 ~ 30
31 32 33 FL SEGMENT DRIVER
M
Q701 Q702
SOLENOID DRIVER
MM1 TAPE MOTOR
Q703
56 54 53 49 51 44 42 43 52 36 41 47 46 34 58 25 ~ 27
1 ~ 6 61 ~ 70 , 72 ~ 77, 79,80
71
7
~
IC701 IX0300AW SYSTEM MICROCOMPUTER
1 RX701 3 2
+B7
~
REMOTE SENSOR
57 24 18 , 21 ~ 23 19 30 13 ~ 16 34 35 17
9 ~ 12
LED701
KEY SW901~SW703 SW707~SW722
+B5
RESET XL701 4.19MHz Q704
TO CD SECTION CNP12
PHM1 RUN PALS SENSOR
+B5
Q631 Q632
JK601 HEADPHONES 3 SO901 SPEAKER TERMINALS
11 L-OUT
L-CH
2
R-CH 5
+B4
IC601 LA4282 POWER AMP.
+B
10 12
7 R-OUT PT901 POWER TRANSFORMER F901 T2.5A L 250V
Q401 Q402
FRONT SPEAKER
MUTING
13 R
+12V(MOTOR) +12V
VOLTAGE REGULATOR 230-240V D910,D911 D914,D915 F902 T1.6A L 250V 220V 127V 110V SW902 VOLTAGE SELECTOR
8 L
+B1
SOR
+B4
+B5 2 3 ING REC
3 IC903 1 KIA7812P VOLTAGE 2 F903 REGULATOR T500mA L 250V +7V CD+B 3 IC902 1 KIA7806P CONSTANT 2 VOLTAGE REGULATOR +5V 2 IC901 1 AN78L05 3
D912,D913 D916,D917 Q901
VOLTAGE REGULATOR
T.F RL901 RELAY
SO901 AC SOCKET
+B6
+5V Q902 RL901(RELAY)DRIVER
AC POWER SUPPLY CORD AC 110/127/220/ 230-240V 50/60Hz
T1/T2 +B7 UNSWITCH
CONSTANT VOLTAGE REGULATOR 2 IC904 1 AN78L05 3
D921~D924
PT902 BACK UP TRANSFORMER
Figure 15 BLOCK DIAGRAM (3/5) 15
CD-C811W/821W
CD-C821W
SO301 AM/FM ANTENNA TERMINAL
FM 75 ohms GND AM
+B4 FM IF AMP Q301
FM IF CF351
+B4
X351 456kHz
FOO
8
FE301 FM FRONT END
2 6 7 3 4
FM IF 1 5 1 CF301 3
FM IF 1 CF302 3 FM IF IN 1 2 OUT AM IF T351 3 REG AM IF 1 CF352 3 4 IN 5 8 9 17 VCC GND
19 20
S
F OUT
OSC
VT
VR351 FM MUTE LEVEL
AM OSC OUT
24 23 22
IC303 LA1832 FM IF DET./FM MPX./AF IF
21
7
13
6
10
11
12
14 15
AM OSC IN
AM RF IN
MONO/ST
FM AFC
STEREO
SD
IF OUT
L
R MUTING
FMOSC
AM RF AM ANT T302 AM OSC T306
Q361 SWITCHING
Q353 Q354 TUNER MUTE
VOLTAGE REGURATER +B4 X352 4.5MHz
AM IN
FM IN
IF IN
FM +B
+B4 Q360 7
20
1
22
15
16
11
10
13
12
17
+5V
FM
VOLTAGE REGULATOR
IC302 LC72131 PLL CONTROLLER
3 4 5 6
21
CE DI CL DO
Q371
+B4 11 10
TAPE CNS401 1 2 3 4 TUNER CD
FROM CD PWB CNP11
TAPE 1 L-CH R-CH PLAYBACK HEAD REC TAPE 2 P.B L-CH R-CH RECORD/ PLAYBACK HEAD AC BIAS SWITCHING Q501~Q509
IC501 AN7345K PLAYBACK AND RECORD /PLAYBACK AMP.
L(T1) 1 R(T1) 24 L(T2) 2 R(T2) 23 L NF 3 R NF 4 POP REDUCE 6 T1/T2 L REC 9 REC R REC 16 H/N P.B.
13
SWITCHING Q514 Q515 Q516 BIAS OSC
+B4
4 L 21 R 5
20
PB
L-CH R-CH
Q510 Q511
TAPE MUTING SPARE
L R L R L R
4
17
3
18
2
19
IC401 M62439SP AUDIO PROCESSOR
1 20 9
13 R
8 L
Q512 Q513 SWITCHING
RIPPLE 14
12
NOR/ CRO2
15
L REC R 8 L NF 17 R NF 10 NC 7
18
T1/T2
19
ERASE HEAD
Figure 16 BLOCK DIAGRAM (4/5) 16
CD-C811W/821W
SWM3 FOOL PROOF SWM4 F.A.S SOLM1 SOLENOID SWM5 CAM
MOTOR DRIVER
MM1 TAPE MOTOR
FL701 FL DISPLAY
1 2 3 ~ 30
31 32 33 FL SEGMENT DRIVER
M
Q702 Q703
SOLENOID DRIVER
Q705
58 49 47 45 42 54 52 53 46 42 41 39 38 37 36 34 29 31 ~ 33
69 ~ 78 80 ~ 89 92 ~ 99
79
100
~
IC701 IX0309AW SYSTEM MICROCOMPUTER
1 RX701 3 2 +B7
REMOTE SENSOR
51 30 24 23 22 21 20 19 43 18 17 9 12 11 10 15
6 5 4 3
LED701
KEY SW701~SW704, SW706, SW707, SW710~SW720, SW722~SW728
+B5 PHM1 RUN PALS SENSOR
RESET XL701 4.19MHz Q704
TO CD SECTION CNP12
+B5
L-CH
13
R-CH 9
+B4
IC601 LA4451 POWER AMP.
+B
7 12
JK601 HEADPHONES SO901 SPEAKER TERMINALS
2 L-OUT
5 R-OUT PT901 POWER TRANSFORMER F901 T3.15A L 250V
Q401 Q402 MUTING +12V(MOTOR)
13 R
SURROUND SPEAKER
FRONT SPEAKER
VOLTAGE REGULATOR 230-240V D910,D911 D914,D915 F902 T1.6A L 250V 220V 127V 110V T.F Q901 RL901 RELAY SO901 AC SOCKET SW902 VOLTAGE SELECTOR
8 L
+B1
OR
+B4
+B5 REC NG
3 IC903 1 KIA7812P VOLTAGE 2 F903 REGULATOR T500mA L 250V +7V CD+B 3 IC902 1 KIA7806P CONSTANT 2 VOLTAGE REGULATOR +5V 2 IC901 1 AN78L05 3
+12V
D912,D913 D916,D917
VOLTAGE REGULATOR
+B6
+5V Q902
AC POWER SUPPLY CORD AC 110/127/220/ 230-240V 50/60Hz
T1/T2 +B7 UNSWITCH
CONSTANT VOLTAGE REGULATOR 2 IC904 1 AN78L05 3
D921~D924
PT902 BACK UP TRANSFORMER
Figure 17 BLOCK DIAGRAM (5/5) 17
CD-C811W/821W
CD-C811W
A
F F
C707 220/6.3 2 1
FL701 FL DISPLAY
1 2 P15 P16 P13 P20 P14 P11 P10 P9 P8 P7 P6 5G P5 P4 6G 7G P3 P2 8G P1 P12 P19 P18 P17 1G 2G 3G 4G 9G F F 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 NC NC NC NC
Q703 KRC107 M FL SEGMENT DRIVER 3 -25V 4.8V R791 1K -25V R741 100K C709
R792 33
B
C774 100/10
C
C775 2.2/50
C703 1/50
C704 1/50
D
S12 S13 S14 S15 SPN_P 4.9V DIST0 0V POWER 4.7V AC RLY CONT 4.7V S MUTE 0V
T.MOTOR 4.7V T.SOL 12V CAM SW 0V IC 0V REMOCON 5.2V SYSTEM STOP 4.9V TAMUTE 1.6V T T1T2 2.4V T_BIAS 0V REC/PLAY 4.6V R719 R721 1K 1K R723 NC 1K R716 1K R727 1K R725 1K R772 3.3(1/2W) R747 10K
65
OPEN 4.7V FPA 5V T1FAS 0V VDD 4.7V
CD U/D SW 5V
-24.8V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 6G 80 25 -24.8V 5G 26 79 T8 -24.8V 27 78 LCK -27.8V P17 77 28 S0 -18.2V P18 76 29 S1 80 T7 -18.2V P19 25 A/D KEYIN 1 30 75 S2 -21.2V P12 26 A/D KEYIN 2 74 S3 OPEN 31 -21.2V P1 27 A/D KEYIN 3 73 S4 32 -18V P6 28 A/D DIST 72 S5 VSS 33 -28V VLOAD 71 34 -18V P7 70 S6 35 -27.8V P8 69 S7 36 65 S11 -27.8V P9 68 S8 37 -27.8V P10 67 S9 38 -21.3V P11 66 S10 39 -21.3V P14
IC701 IX0300AW SYSTEM MICROCOMPUTER
RESET CD SQOUT TIMER LED AVSS CD CQCK CD DSP RES
CD FRF A/D T2 RUN
T6 T5 T4 T3 T2 T1 T0 VDD DO DI CE CLK CD RWC CD WRQ CD PCCL CD COIN
-24.8V 7G 8G -24.8V 1G -22V 2G -24.8V 3G -24.8V 4G -24.8V 9G -24.8V 4.7V R704 1K 4.7V R705 1K 0V R706 1K 0V R708 1K 0V R710 1K 0V R711 1K 1.6V R713 1K 0V R715 1K 4.6V R717 1K 4.6V R718 1K 1.9V 3.9V 0.5V R722 1K 4.6V R724 1K 4.6V R726 1K 1.6V R728 1K 4.2V
40
P15 R701 1K
R712 2.2K
R702 1K
E
+B R739 10K 12V 12V Q701 KTA1273 Y MOTOR DRIVER
+B R714 2.2K
R703 1K R775 1K
R707 1K R709 1K
-28V P20 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 -21.2V P13 -21.2V -28V P16
C706 0.022
F
C773 0.0047
Q702 D701 KTA1271 Y DS1SS133 12V 0V R800 10 12V (1/2W) R740 10K +B SOLENOID DRIVER
R742 10K
R745 10K
C705 47/16
R746 10K
+B C77 0.02
CNPM1
G
MM1 TAPE MOTOR 1 SWM3 FOOL PROOF SWM4 F.A.S SOLM1 SOLENOID SWM5 CAM 2 1 FWM2
1
CNPM2
10 11 12
SOLENOID MECHA STOP
TO MAIN PWB P23 12-F
H
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 18 SCHEMATIC DIAGRAM (1/15) 18
SW
1
4
MOTOR 2 PHM1 PHOTE INTERRUPTER 3 +B T2 RUNPALS
1 2 3 4 5 6 7 FOOL PROOF 8 9 T1 RUNPALS 10 SOLENOID 11 MECHA STOP 12
S_MUTE SPN_P
M
5V
FWM1 2 +
CNS702 MOTOR 1 2 3 GND 4 +B 5 T2 RUNPALS 6 7 FOOL PROOF 8 9 T1 RUNPALS
VF2 -VP VF1 D_GND M_+12V UN_SW_+5V
CAM SW SOLENOIDO T1FAS FPA
A/D T2 RUN +B M_GND
MOTOR
TAPE MECHANISM PWB-E
8 7 6 5 4 3 2 1
R743 1.2K
+B
BI702
R748 10K
R749 10K
R729 1K
CD-C811W/821W
+B R758 1.8K
SWITCH PWB-A4
R761 820 LED701 SLI342UCJ1 TIMER C709 0.022 R752 10K R762 1.2K R778 8.2K 1 FW705 1 R780 3.9K SW707 DISC SKIP SW708 OPEN/ CLOSE SW701 SW702 SW703 ON/ TIMER/ STANDBY CLOCK SLEEP 3 3
1K 1K 1K 1K
4.6V 4.6V 1.6V 4.2V
R755 3.3K
10K 10K
R722 R724 R726 R728
R753 10K
10K
R763 820
R765 1.2K
R767 1.5K
R770 1.8K
R773 2.2K
R776 3.3K
21 22 23 24
R754 R756 R757
SW709 SW710 SW711 SW712 SW713 SW714 SW715 4.9V RECORD MEMORY REWIND /PAUSE /SET R764 820 +B R760 3.3K R766 1.2K R768 1.5K STOP R771 1.8K TUNER /BAND R774 2.2K TAPE R777 3.3K CD
CD CQCK CD DSP RES
CD FRF A/D T2 RUN
N 1 N 2 N 3 T
R735 R736 26 R737 27 R738 28 AVDD 29 AVREF 30
25
1K 4.9V 1K 1K 4.9V 1.2V 1K 4.7V 4.9V
SW716 SW717 SW718 TUNING TUNING FAST DOWN UP FORWARD
SW719 SW720 SW721 SW722 PLAY VOLUME VOLUME X-BASS /DEMO DOWN UP
R
OPEN 31 1.8V 32 4.6V XL701 4.19MHz VSS 33 2.1V
34 35 36 37 38 39 40
0V C701 15P (CH) R730 R731 R732 R733 R734 1K 1K 1K 1K 1K C702 18P(CH)
CD CD CD CD CD 5V
T T1T2 2.4V T_BIAS 0V REC/PLAY 4.6V CD U/D SW 5V
2.3V SLM + 0V SLM 0V PUIN SW 5V O/C SW 5V DISC NO SW
+B
44 43 42 41
R727 1K
R729 1K
R750 10K +B L701 100µH D702 DS1SS133 +B R782 47K +B R793 270K
R785 4.7K
1K
D705 DS1SS133
725 1K R749 10K 3.3(1/2W) C708 0.001
+B
D703 DS1SS133
R751 10K C710 0.01
IC702 KIA7042P RESET
R748 10K
C770 0.1/50
4.8V 4.8V Q704 3 IC702 1 KRC102 M D704 RESET C712 DS1SS133 3.3/50 3 0V 2 4.6V 2 RX701 0V REMOTE 1 2 3 SENSOR 1 0V C713 0.022 C714 0.022 R783 100K R786 100 C715 47/25
C772 0.022
+B D708 DS1SS133
+B
SW_+5V M_GND D707 DS1SS133
AC_RLY_CONT POWER T_T1T2 T_BIAS
-VP VF1 D_GND M_+12V UN_SW_+5V
REC/PLAY DI
CE DO CLK
10 FW703
9
1 FW701
15 14 13 12 11 10 9 8 15 14 13 12 11 10 9 8
DISPLAY PWB-A1
7 6 5 4 3 2 1 BI701 7 6 5 4 3 2 1 CNS701
PCCL U/D SW DISC NO SW O/C SW PUIN SW SLM SLM+
N PWB 12-F
TO MAIN PWB P23 12-E
CNP12 TO CD SERVO PWB P31 7-H
7
8
9
D_GND FRF DSP RES CQCK SQOUT COIN WRQ RWC
10
11
12
Figure 19 SCHEMATIC DIAGRAM (2/15) 19
CD-C811W/821W
CD-C811W
A
IN_A +IN_A RIPPLE_FILTER GND_PRE +IN_B IN_B OUT_B MUTE GND_POWER +VCC OUT_A GND_POWER R608 120 C610 470/25 R607 C607 1K 0.082(ML) R605 120 R606 1K R633 56K
C634 0.022 (ML)
FM SIGNAL
IC601 LA4282 POWER AMP.
B
R603 33K C602 10/16 R602 560 R604 33K C604 470P
C605 100/25
C608 C606 0.082(ML) 100/25
C601 R601 10/16 560
C603 470P
C632 47/25
C631 0.022 (ML)
0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
1 2 3 4 5 6 7 8 9 10 11 12 C609 470/25
C611 0.1 (ML) C613 0.1 (ML) R611 4.7
C
R610 270 (1/2W)
C614 0.1 R612 4.7
+B
Q631 1 R632 KRC102 M 1 0V 0V 820 2 4.3V 3 2 3 18.4V 0V 0V Q632 R631 KRC102 M 22K
C633 220P
C635 10/50
+B
IC901 CONSTANT VOLTAGE REGULATOR
6.2V 2 12V
+B
IC903 VOLTAGE REGULATOR
+B 3 KIA7812P 1 12V 23.2V 2 0V C910 C908 0.1 0.1 (ML) (ML)
D
IC903
R609 270(1/2W)
C612 0.1 (ML)
TO MAIN SECTION P22 1-D
C901 47/16
12 13 14 15 16 10 18
L_IN A_GND R_IN A_+12V M_GND CD_+B CD_GND
C902 0.022(ML)
D901 DS1SS133 D902 DS1SS133
+B
E
VOLTAGE REGULATOR
+B F903 IC902 23.2V T500mA L 250V 3 KIA7806P 1 7.3V 2 1.3V D903 DS1SS133 C905 C909 0.047(ML) 0.1 (ML) D904 DS1SS133
C907 100/16
1.2V 3
C904 0.047(ML)
C906 0.022(ML)
+B
R901 10K
IC901 AN78L05 1
C912 2200/50
C903 47/25
C911 3300/25
F
D905 1N4004S
D 1N4
TO MAIN SECTION P23 12-G
26 19 20 21 22 23 24 25 18 17
SW_+5V 15V M_+12V VF1 VP VF2 UN_SW_+5V D_GND POWER AC_RLY_CONT -B
+B -B +B
C913 1000/25
+B +B
+B
Q902 KRC107 M RL901(RELAY)DRIVER 3 4.3V 0.7V 2 1 0V +B D918 DS1SS133
D919 DS1S
G
POWER PWB-A2
C9 100
H
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 20 SCHEMATIC DIAGRAM (3/15) 20
CD-C811W/821W
C636 0.001 D631 DS1SS133 D632 DS1SS133
HEADPHONES PWB-A3
FW601 1 1 JK601 HEADPHONES
5
5
R614 330
R613 330
L-CH GND SO601 SPEAKER GND TERMINALS R-CH
C912 200/50 D910 RL203F D914 RL203F D915 RL203F C921 0.1(ML)
F901 T2.5A L 250V
PT901 POWER TRANSFORMER
CNS901 CNP901
1
1
D911 RL203F
C922 0.1(ML) 2 F902 T1.6A L 250V 3 2 3
D912 1N4004S
D913 1N4004S
D917 1N4004S
4 5
4 5 T.F
ZD902 DZ300BSB
R905 C916 100 47/50 D908 1N4004S C915 100/35 C919 100/50
6
CNP902
6
CNS902
C917 47/50
C918 47/50
R903 12K
D925 1SS133
C924 0.047(ML)
RL901 RELAY
-28.2V
R906 3.3K
C914 100/25 R902 220(1/2W)
ZD901 DZ6.2BSA R904 220(1/2W)
-40.8V
D907 1N4004S
D905 1N4004S
D906 1N4004S
SO901 AC SOCKET
C929 0.0047
D916 1N4004S
C923 0.047(ML)
1 2 3 4 5
1 2 3 4 5
SW902 VOLTAGE SELCTOR 230-240V 220V 127V 110V
-28.2V
D909 1N4004S C920 100/50
AC POWER SUPPLY CORD AC 110/127/220/ 230-240 V, 50/60 Hz
Q901 KTA1266 GR VOLTAGE REGULATOR D919 DS1SS133
IVER
+B
R908 220 +B 18 1SS133
IC904 AN78L05 CONSTANT VOLTAGE REGULATOR
5.5V C926 10/16 3 2 23.7V 0.6V D920 DS1SS133 1
C927 470/25
D921 1N4004S D923 1N4004S D924 1N4004S C928 0.047 (ML)
PT902
D922 1N4004S
C925 1000/6.3
BACK UP TRANSFORMER
7
8
9
10
11
12
Figure 21 SCHEMATIC DIAGRAM (4/15) 21
CD-C811W/821W
CD-C811W
A
TO CD SERVO PWB P31 12-C CNP11
+B
B
1 2 3 4 5 6
R-CH A_GND L-CH CD_GND +7V +12V
R452 33 1 2 3 4 5 6 BI401
AUDIO PROCESSOR
C406 4.7/50 1 R416 1.5K 2 R415 1.5K R414 3 1.5K 4 C407 C411(ML) NC 5 4.7/50 0.033 6 C412 7 0.047 R410 R412 8 3.3K 330 9 C404 10 R413 10/50 C413 2.2K 10/50 R408 10K C414 0.022(ML)
R451 33 +B
IC401 M62439SP
0V 0V 0V 0V 0V 0V 0V 0V 0V 2.68V 0V 20 R422 0V 19 0V 18 R421 0V 17 0V 15 0V 14 13 11 12
C418 4 1.5K 1.5K 1.5K C415 0.033(ML C416 0.047 D
CNS401
R420
C453 470P
0V 16 NC
R401 330 Q401 KTC3199 GR 0V MUTING C401 R405 0.001 2.2K
0V 0.7V 0.7V 0V 10
C410 0.33
C
R418 5.6K
R419 10K
R423 15K
C452 470P
C422 10/50
CD_+B CD_GND L_IN A_GND R_IN A_+12V M_GND R402 330
TO POWER SECTION P20 1-E
C402 R406 0.001 2.2K Q402 KTC3199 GR MUTING C403 22/25
C451 470P
R409 4.7K R411 3.3K C405 10/50
DZ401 DZ2.4BSB R417 560(1/2W)
11 12 13 14 15 16
R407 22K
D
+B R516 150 +B C505 0.047 R503 10K
9.3V 8.6V 0V
R508 10K R509 10K
SWITCHING Q508 KRC104 M
0V 3.4V
C508 100/16
0V
R543 82K Q KTC3 0V SWIT
0V 0.7
E
9.3V
R561 C551 680P 22K
R-CH
CNP501 R501 10K C503 180P
Q502 2SC2389 SE SWITCHING
R515 1K
R512 47K
0V 0V
C507 0.001
4.3V
0.8V
F
CNS102 ERASE HEAD M_GND 1 1 ERASE 2 2 3 TAPE2_R2 3 A_GND 4 4 5 TAPE2_R1 5 6 TAPE2_L1 6 7 TAPE2_L2 7 CNP502
Q507 KTC3199 GR SWITCHING
R504 2.2K R505 3.3K
0.7V
NC
0V 0V
19
0V 18
0.5V 0.5V
TAPE2 RECORD/PLAYBACK HEAD
R524 100K R526 3.9K
L-CH
CNS101 1 TAPE1_R 1 A_GND 2 2 3 TAPE1_L 3
C501 0.001 C502 0.001
R514 1K
0.7V
R522 R533 27K 56 C518 560P C516 0.033 R531 5.6K C514 47/25 R517 C511 330P 1K C520 1/50 1.5V C509 0V 0V 0.5V 330P 24 23 22 21 20
+ 112K
0V
0V
0.2V
1.3V
0.5V
4.3V
R-CH L-CH
C510 330P
1
2
3
4
NC
0V
R513 4.7K
0V
Hich=T1
+ 112K
Q503 2SC2389 SE SWITCHING
IC501 AN7345K
6
0V
5
0.7V
0V
R507 2.2K
R523 56
Q505 2SC2389 SE SWITCHING
R538 22K
R542 560
0
G
0.7V
C517 0.033
C519 560P R534 27K
MAIN PWB-A2
H
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 22 SCHEMATIC DIAGRAM (5/15) 22
C552 680P
R502 10K
C531
0V
0V
R506 3.3K
R511 47K Q506 KTC3199 GR SWITCHING
C506 0.001
C515 47/25
R525 100K R527 3.9K
0V
R540 6.8K C527 0.001
C504 180P
0V
C521 1/50 C523 0.022 R532 5.6K
R545
SWITCHING Q504 0V 2SC2389 SE
R510 4.7K
R518 C512 1K 330P
R536 68K R539 R537 22K 6.8K C526 0.001 R541 560 R544 C530
C52 22/
+
TAPE1 PLAYBACK HEAD
Q501 KTA1266 GR SWITCHING
Q509 KRC104 M SWITCHING
17
Hich=CH
+
7 C525 3.3/50
8 C5 22
C423 0 022
C417 4.7P
CD-C811W/821W
FM SIGNAL
+B
CD SIGNAL PLAYBACK SIGNAL RECORD SIGNAL
C418 4.7/50 1.5K 1.5K 1.5K C415 0.033(ML) C416 0.047 DZ402 DZ2.4BSB C423 0.022 C417 4.7P R424 820
SW401 SPAN SELECTOR
C454 470P
50/9
100/10
R426 2.2K C424 0.33 R425 330
R423 15K
C422 10/50
+B
-B
+B
1 2 3 4 5 6 7 8 9
DI A_+12V A_GND TUN_L TUN_R CNS303
R430 2.2K R543 82K Q512 KTC3199 GR 0V SWITCHING
0V 0.7V R546
REC_R
REC_L
0V
10K
Q513 KTC3199 GR 0V SWITCHING
R536 68K R539 R537 22K 6.8K C526 0.001 R541 560 R544 C530 0.068 56 C532 0.0033 C534 1/50 R547 10K C536 22/16 C537 220/10 C538 220P
9 1 FW703
S_MUTE R551 220 Q514 KTA1266 GR SWITCHING +B
11.7V 47K 11.6V 0V
4.1V
17
+ +
16
56K 56K
15
14
13
8.2V
IC501:PLAYBACK AND RECORD/PLAYBACK AMP.
R555
ALC
IC501 N7345K
7
0V
Hich=CHROME
0.5V
8 C529 22/16 R545 56
9
4.1V
10
11
12
R556 4.7K
11.6V
0V 0V
+B
C525 3.3/50 R540 6.8K C527 0.001
C531 0.068
R553 100K R554 47K
BIAS OSC
0V
-B
0V 0V
+B -B +B +B
R542 560
R548 10K C533 0.0033
R538 22K
Q516 KTC3203 Y C539 0.0039(PP)
R557 12
C540 0.027 (ML)
L503 330µH
C541 47/16
POWER 15V M_+12V VF1 VP VF2 UN_SW_+5V D_GND SW +5
18 19 20 21 22 23 24 25 26
7
8
9
10
11
TO POWER SECTION P20 1-G
C535 1/50
R552 150
Q515 KRC104 M SWITCHING
M_+12V UN_SW_+5V SW +5V M_GND 10 AC_RLY_CONT
17
4V
0V
0V
Figure 23 SCHEMATIC DIAGRAM (6/15) 23
TO DISPLAY PWB P18 6-H
0V 18
0.5V
C528 22/16
Nor/ NC CrO2
GND Vcc
RIPPLE
SPN-P VF2 VP VF1 D_GND
4.8V
0V
TO DISPLAY PWB P19 8-H
R549 10K 0.7V
R550 82K
R428 2.2K
CLK DO CE DI REC/PLAY T_BIAS T_T1T2 POWER AC_RLY_CONT
1
FW701
CNP303 TO TUNER PWB P32 6-B
D_GND CLK DO CE
C425 470P
12
CD-C811W/821W
CD-C821W
A
P15 P16 P13 P20 P14 P11 P10 P9 P8 P7 P6 F F
FL701 FL DISPLAY
5G P5 P4 6G 7G P3 P2 8G P1 P12 P
0V 0V 0V 0V 0V 0V 0V 0V 0V 81 82 83 84 85 86 87 88 89
1 2
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
B
Q705 KRC107 M FL SEGMENT DRIVER 3
5.3V 25.3V
2 1 25.4V
P5 P4 P3 P2 P1 P12 P19 P18 P17
0V 0V 80 P6
80
R723 100K
C721 1/50
79 VLOAD 0V 78 P7 0V 77 P8 76 P9
C
11
M_GND SW+5V UN_SW+5V M_+12V D_GND VF1 VP VF2 SPN_P S_MUTE
75 P10 0V 74 P11 0V 73 P14 0V 72 P20 0V 71 P13 0V
TO MAIN PWB P29 12-F
D703 DS1SS133
D704 DS1SS133
+B D701 DS1SS133 D702 DS1SS133 R701 R794 R703 1K 10K 1K
70 P16/DIST1 0V 69 P15/DIST2 0V 68 P21/DIST3 0V 67 P22/DIST4 0V 66 DISTOUT 65 SPN_P 0V 64 SP DET 5V 63 NC 5V 62 4.75V 61 4.8V 60 4.8V 59 0V 58 0V 57 0V 56 0V 55 0V 4.75V 4.75V
IX0 SY MICRO
FW702
1
D
R709 9
TO MAIN PWB P29 12-E
POWER 5V NC HI-CUT NC NC S MUTE KEY JOG B KEY JOG A DISTO
1K
R781 10K
R720 10K
1K 5.21V 1K 1K
10K
AC_RLY_CONT POWER T_T1 T2 T_BIAS REC/PLAY DI CE DO CLK
52 REC/PLAY 51 AC PLY-CO
R712 R713 R714 R715
1K 1K 1K 1K
54 T_T1T2 53 T-BIAS 52 51 0V
50 49 48 47 46 45 44 43 42
FW701
R724
R726
10K
E
1
+B
F
R760 10K
12V
MOTOR DRIVER 12V Q702 KTA1273 Y
0V
Q703
12V KTA1271 Y 0V
C705 47/25
R759 10K
R758 1.2K
12V
TAPE MECHANISM PWB-E
+B
CNPM1
D716 DS1SS133 SOLENOID DRIVER
G
M
MM1 TAPE MOTOR SWM3 FOOL PROOF SWM4 F.A.S SOLM1 SOLENOID SWM5 CAM FWM2
2+ _
2 1 4 PHM1 3
RUN PALS SENSOR
CNPM2
1 2 3 4 5 6 7 8 9
10 11 12
CNS702 MOTOR 1 2 3 GND 4 +12V 5 T2 RUN 6 7 8 9
10 11 12
FPA T1 RUN SOLENOID CAM SW
1 2 3 4 5 6 7 8
MOTOR GND +12V T2 RUN FPA T1FAS SOLENOID CAM SW BI702
H
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 24 SCHEMATIC DIAGRAM (7/15) 24
LED701 R733 2.2K SLI342UCJ1 R734 2.2K R735 1.8K TIMER R736 1K R747 10K R737 1K
R730 R731 R732
FPA T1FAS 5V CAM SW 5V VDD 5V T_MOT 11.86V T_SOL 11.86V TIMER LED 3.63V U/D SW 5V DNO SW
R752 10K
R 10
R754 10K
NC
C702 1/50
C706 1/50
0V
CD-C811W/821W
DISPLAY PWB-A1
FL701 DISPLAY P5 P4 6G 7G P3 P2 8G P1 P12 P19 P18 P17 1G 2G 3G 4G 9G F F
5 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V
1 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
0V 1G 0V 2G 0V NC 0V G5 0V G6 0V G7
P5 P4 P3 P2 P1 P12 P19 P18 P17
0V NC
0V G8
G3 G4 G9
LOAD 0V 7 0V 80 P6 8 0V 9 0V 10 0V 11 0V 14 0V 20 0V 13 0V 16/DIST1 0V 15/DIST2 0V 21/DIST3 0V 22/DIST4 0V ISTOUT PN_P 0V P DET 5V C 5V OWER 5V C HI-CUT C C MUTE EY JOG B EY JOG A ISTO _T1T2 -BIAS
5V 5V DO
1 VDD
0V DI 0.7V CE 4.62V CLK 0V 0V
IC701 IX0309AW XL701 2.11V X1 12 SYSTEM 0V VPP 13 MICROCOMPUTER 0.32V 14 NC
0V CD DSP WRQ 15
0V CD DSP RWC 4.81V RESET 10 2.3V X2 11
1 2 NC R778 3 R777 4 R776 5 R775 6 7 NC NC 8 R772 9 R771
5V
C709 0.022 SPARE 1K 1K 1K 1K
C710 220/10
R780 10K
1K 1K 4.19MHz C708 18P C707 15P
R770 R769 R768 R767 R766 R765 R764 R763 R762
1K 1K 1K 1K 1K 1K 1K 1K 1K
BI701 1 2 3 4 5 6 7 8 9
10 11 12 13 14 15
23 24 25
52 REC/PLAY 51 AC PLY-CON
FPA T1FAS 5V CAM SW 5V VDD 5V T_MOT 11.86V T_SOL 11.86V TIMER LED 3.63V U/D SW 5V DNO SW 5V VSS 0V REMOCON 5.5V SYS STOP 5V O/C SW 5V PUIN SW 5V AVREF 5V AVDD 5V
10 11 12 13 14 15
0V 26 0V 27 0V 28
TUN SM 29 T2 RUN 30 5V
5V 5V
5V
0 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31
CNS701
1K 5.21V 1K 1K
LED701 R733 2.2K SLI342UCJ1 R734 2.2K R735 1.8K TIMER R736 1K R747 10K R737 1K
1K 10K 1K 1K
R730 R731 R732
R749 10K R750 10K
R738 R739 R740 R741
R743 1K R751 3.3K
R748 10K
R742 1K
R744 1K
R745 1K
L702 100µH R752 10K R755 R756 R757 10K 10K 10K C717 0.1/50 D717 DS1SS133
5V BACK UP R795 47K
IC704 KIA7042AP RESET
5V
R711 4.7K D719 DS1SS133 D720 DS1SS133
R753 10K
D721 3 DS1SS133 C712 5V 30V 3.3/50 2
5V
1 2
0V
REMOTE SENSOR RX701 1 2 3
D718 DS1SS133
RD21 820
RD22 1.2K
RD23 1.5K
RD24 1.8K
RD25 2.2K
RD26 3.3K
C714 0.022
SW722 SW723 SW724 SW725 SW726 SW727 SW728
REWIND TUNING TUNING DOWN UP
RD10 820
RD11 1.2K
RD12 1.5K
PLAY RD13 1.8K
VOLUME VOLUME X-BASS/ DOWN DEMO UP
RD14 5.6K
RD15 3.9K SW716
CD
SW710 SW711 SW712 SW713 SW714 SW715
FAST FORWARD RECORD MEMORY/ PAUSE SET STOP TUNER (BAND) TAPE
RD01 RD02 820 1.2K SW701
ON/ STAND-BY
RD03 1.5K
RD04 RD05 1.8K 10K FW703 RD06 SW706 6.8K
DISK SKIP
C715 47/25
R754 10K
R797 100K
Q704 1 0V KRC102 M RESET
C711 0.01
C713 0.022
R798 100
+B
SW703 SW704
CLOCK TIMER/ SLEEP
SW707
OPEN /CLOSE
3 1
3 1
SWITCH PWB-A4
7
8
9
10
11
Figure 25 SCHEMATIC DIAGRAM (8/15) 25
CNP12
22
12
TO CD PWB P31 7-H
VDD 0V PCCL 5V CD DSP COIN 0V SQOUT 5V CD DSP CQCK 5V CD DSP RES 0V FRF(DRF) 31 KEYIN3 0V SLD+ 32 KEYIN2 0V SLD 33 KEYIN1 0V AVSS
5V
16 17 18 19 20 21
1 2 3 4 5 6 7 8 9
RWC(DSP) WRQ(DSP) CO IN(DSP) SQ OUT(DSP) CQ CK(DSP) RES(DSP) DRF(ASP) D_GND SLD+ SLD PUIN SW OPEN/CLOSE DISC NO UP/DOWN PCCL
CD-C811W/821W
CD-C821W
A
FM SIGNAL
+ +
33.5V 0V 1.2V 34.6V 31.7V 17.8V 31.6V 1.2V 2.2V 0V 0V 18V 0V 0V
IC601 LA4451 POWER AMP.
C612 47/50
B
C603 1/50
14 13 12 11 10 9 8 7 6 5 4 3 2 1
R606 1K
C613 1000/25 C614 1000/25
R605 1K
C609 47/50 D927 1N4004S
C618 0.047
R610 270
C617 0.047 R609 4.7
C604 1/50 10K 0.0015 0.0015
D928 1N4004S
C605 100/50
R604
C608 100/50
33K
33K
C610 0.001
C615 22/50
C616 0.022
R602
C602
R601
C601
R603 220
C607
220/50
C
R607 220
C611 220P
12
TO MAIN PWB P28 2-D
13 14 15 16 10 11
L_IN A_GND R_IN A_+12V M_GND CD_+B CD GND
IC901:CONSTANT VOLTAGE REGULATOR
R911 2.2 R910 2.2 R901 10K +B C901 47/25
6.2V
R608 4.7
R611 270
+B
D929 1N4004S
D926 1N4004S
C 4 +B
D
VOLTAGE REGULATOR
12V
3
IC901 12V AN78L05 1
2 1.2V D901 DS1SS133 D902 DS1SS133 C904 0.047(ML)
3
IC903 KIA7812P 1
2
0V
22V
C912 2200/50 C910 0.1(ML)
C906 0.022(ML)
C907 47/16
C908 0.1(ML)
C902 0.047 (ML)
D910, 911, 1N5402M
E
VOLTAGE REGULATOR
+B
7.96V
3
IC902 KIA7806P 1
22V
C903 47/16
C905 0.022(ML)
2 1.3V D903 DS1SS133 D904 DS1SS133
C909 0.1(ML)
34.2V
C911 3300/25
F903 T 500mA L 250V
F
26 19 20 21 22 23 24 25 18 17
D905 1N4004S C913 1000/25
D906 1N4004S C914 100/25 R902 220(1/2W
SW+5V 15V M_+12V
+B B
B
TO MAIN PWB P29 12-G
VF1 VP VF2 UN_SW_+5V +B D_GND POWER AC_RLY_CONT +B
Q902 KRC107 M RL901(RELAY)DRIVER
4V 0V
DS
6
G
+B
3
2 1 0V
D918 DS1SS133 +B
POWER PWB-A2
H
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 26 SCHEMATIC DIAGRAM (9/15) 26
CD-C811W/821W
MP.
HEADPHONES PWB-A3
FW601 1 1 JK601 HEADPHONES
R616 330
C617 0.047 R611 270 270
R617 330
5
5
R609 4.7
SO601 + + FRONT L-CH GND GND FRONT R-CH SO601 SPEAKER TERMINALS
C621 C638 47/50 47/50
+ +
SURROUND L-CH GND GND SURROUND R-CH
CNS901
D910
34.4V
D914
C921 0.1 (ML)
F901 T3.15A L 250V C922 0.1(ML)
CNP901
C912 200/50
PT901 POWER TRANSFORMER 17.3V 1 1
D910, 911, 914, 915: 1N5402M
D911
D915
2 3
2 3
11.3V D916 1N4004S
C923 0.047 (ML)
D912 1N4004S
22V
5 4 3 2 1
5 4 3 2 1
SW902 VOLTAGE SELECTOR 230-240V 220V 127V 110V
F902 T1.6A L 250V C924 0.047(ML)
RL901 RELAY
D913 1N4004S
D917 1N4004S
C929 0.0047
S0901 AC SOCKET
4 5
4 5 T.F D925 DS1SS133
AC POWER SUPPLY CORD 110/127/220/230-240V 50/60Hz
29.1V C917 47/50 R906 ZD902 3.3K DZ300BSB
C915 100/35
C918 47/50
6
C919 100/50 CNP902
6
CNS902
R903 12K
C916 47/50
3 25
B
C914 100/25 R902 220(1/2W)
ZD901 DZ6.2BSA
D907 1N4004S
D905 N4004S
D906 1N4004S
R905 100
D908 1N4004S
28.4V
D909 1N4004S C920 100/50
R904 Q901 220(1/2W) KTA1266 GR VOLTAGE REGULATOR
38V
02 07 M AY)DRIVER
0V
D919 CONSTANT VOLTAGE DS1SS133 5.5V REGULATOR
6.2V
+B
2
0V
C925 1000/6.3
D918 DS1SS133 +B
R908 220 5.6V
IC904 AN78L05
2 3
0.6V
1
24V
D921
D923 C928 0.047 (ML) D924 PT902 BACK UP TRANSFORMER
C926 10/16
C927 470/25
D922
D920 DS1SS133
D921~D924:1N4004S
7
8
9
10
11
12
Figure 27 SCHEMATIC DIAGRAM (10/15) 27
CD-C811W/821W
CD-C821W
TO CD SERVO PWB P31 12-C CNP11
A
+B
B
1 2 3 4 5 6
R-CH A_GND L-CH CD_GND +7V +12V
R429 270 1 2 3 4 5 6 BI401 R427 47K
AUDIO PROCESSOR
IC401 M62439SP
0V 0V 0V 0V 0V 0V 0V 0V 0V 2.68V 0V 20 R422 0V 19 0V 18 R421 0V 17 0V 16 NC 0V 15 0V 14 13 11 12
R430 270 +B
C406 4.7/50 R416 1.5K R415 1.5K
CNS401
R401 330
R404 10K
0V
0V
C414 0.022(ML) R409 10K R411 3.3K R407 22K C405 10/50 ZD401 DZ2.4BSB
R418 3.9K
R419 10K
R423 10K
C
Q401 KTC3199 GR C401 R405 0V 0.001 2.2K MUTING
0V
1 2 3 4 C407 C411(ML) NC 5 4.7/50 0.033 6 C412 7 0.068 R410 R412 8 3.3K 330 9 C404 10 R413 10/50 C413 2.2K R408 10/50 10K R414 1.5K C410 0.33
R420
1.5K 1.5K 1.5K C415 0.0 C416 0.0
MUTING
0V 10
CD_+B CD_GND L_IN A_GND R_IN A_+12V M_GND R402 330
C402 R406 0.001 2.2K Q402 KTC3199 GR R403 10K
R417 560(1/2W)
TO POWER SECTION P26 1-D
11 12 13 14 15 16
C403 22/25
D
+B R516 150 SWITCHING Q508 KRC104 M
0V 2 1 0V 1 3 3.94V 3
R528 1K
Q510,Q511:TAPE MUTING SPARE R519 5.6K R521 220K
5.8V
C505 0.047 R503 10K
9.6V
R508 10K R509 10K
R529 5.6K R535 220K
5.7V 5.1V
C508 100/16 Q510 KTC3199 GR R520 5.6K
C513 3.3/50 Q511 KTC3199 GR
5.2V
C522 3.3/50
9.6V
TAPE1 PLAYBACK HEAD R-CH CNS101 1 TAPE1_R 1 A_GND 2 2 3 TAPE1_L 3 CNP501 R501 10K C503 180P C501 0.001 C502 0.001
Q501 KTA1266 GR SWITCHING
Q509 KRC104 M SWITCHING
4.61V
4.5V
R530 5.6K
C524 47/16 7
0V
E
8.86V
0V 2
R514 1K Q502 2SC2389 SE SWITCHING
0.7V
R515 1K R512 47K C507 0.001
4.4V
0.8V
F
TAPE2 RECORD/PLAYBACK HEAD CNS102 ERASE HEAD M_GND 1 1 ERASE 2 2 3 TAPE2_R2 3 A_GND 4 4 5 TAPE2_R1 5 6 TAPE2_L1 6 7 TAPE2_L2 7 CNP502
0V 0V
R524 100K R526 3.9K
R561 22K
L-CH
Q507 KTC3199 GR SWITCHING
R504 2.2K R505 3.3K
0.7V
NC
0V 0V
R522 R533 33K 56 C518 560P C516 0.033 R531 5.6K C514 47/25 R517 C511 L501 1K 330P 2.2mH C520 1/50 0.8V C509 0V 0V 0.6V 330P 24 23 22 21 20
+ 112K
19
0V
0V
0.8V
1.3V
0.6V
4.4V
R-CH L-CH
C510 330P
1
2
3
4
NC
0V
R513 4.7K
0V
Hich=T1
+ 112K
Q503 2SC2389 SE SWITCHING SWITCHING Q504
IC501 AN7345K
6 C525 3.3/50 R540 6.8K C527 0 001 R538 22K R542
5
R510 4.7K
R502 10K
0V
G
0V
R506 3.3K
0.7V
R511 47K Q506 KTC3199 GR SWITCHING
C506 0.001
C515 47/25 C517 0.033 R523 56
0V
R507 2.2K
Q505 2SC2389 SE SWITCHING
H
MAIN PWB-A2
· NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 28 SCHEMATIC DIAGRAM (11/15) 28
R525 100K R527 3.9K
C504 180P
0V 2SC2389 SE 0.7V
0V
0V
R518 C512 1K 330P
L502 2.2mH
C521 1/50 C523 0.022 R532 5.6K
C519 560P R534 33K
R536 68K R539 R537 22K 6.8K C526 0 001
0V 18
C417 4 7P C4 10 R 8
0V 0V
CD-C811W/821W
FM SIGNAL
+B
CD SIGNAL PLAYBACK SIGNAL RECORD SIGNAL
C418 4.7/50 1.5K 1.5K 1.5K
SW401 SPAN SELECTOR
C419 4.7/50 R428 47K
50/9
100/10
C415 0.033(ML) C416 0.068 ZD402 DZ2.4BSB
C423 0.022 C417 4.7P R424 560
R426 2.2K C424 0.33 R425 330
10K
C422 10/50
+B
C551 0.027
1 2 3 4 5 6 7 8 9
DI A_+12V A_GND TUN_L TUN_R CNS303
0V
0V
0.7V R546
10K
Q513 KTC3199 GR 0V SWITCHING
68K R539 R537 22K 6.8K C526 0.001 R541 560 R544 C530 0.068 56 C532 0.0033 C534 1/50 R547 10K C536 22/16 C537 220/10 C538 470P
9 FW702
4.1V
IC501:PLAYBACK AND RECORD/PLAYBACK AMP.
17
+ +
16
56K 56K
15
Nor/ NC CrO2
14
RIPPLE
13
8.2V
ALC
C501 N7345K
7
0V
Hich=CHROME
GND Vcc
11.7V 47K 11.6V 0V
R555
0.6V
8 C529 22/16
R545 56
9
4.1V
10
4.1V
11
0V
12
0V
R556 4.7K
0V 1 2 11.6V 0V 3
+B
M_+12V UN_SW_+5V SW +5 M_GND AC_RLY_CONT POWER 15V M_+12V VF1 VP VF2 UN_SW_+5V D_GND SW +5 11
18 19 20 21 22 23 24 25 26
525 3/50
R540 6.8K C527 0.001
R553 100K R554 47K
BIAS OSC 0V
0V
+B
R542 560
R548 10K C533 0.0033
R538 22K
Q516 KTC3203 Y C539 0.0039(PP)
0V
R557 12
C540 0.027 (ML)
L503 330µH
C541 47/16
+B
7
8
9
10
11
TO POWER SECTION P26 1-G
C535 1/50
R552 150
Q515 KRC104 M SWITCHING
17
C531 0.068
12
Figure 29 SCHEMATIC DIAGRAM (12/15) 29
TO DISPLAY PWB P24 1-C
Q514 KTA1266 GR SWITCHING
0V 18
0.6V
C528 22/16
4.8V
0V
R551 220
+B
S_MUTE SPN-P VF2 VP VF1 D_GND
1
TO DISPLAY PWB P24 1-E
R543 82K Q512 KTC3199 GR 0V SWITCHING
C524 47/16
REC_R
REC_L
R558 1.8K R559 1.8K CLK DO CE DI REC/PLAY T_BIAS T_T1T2 POWER AC_RLY_CONT 1
FW701
R549 10K 0.7V
R550 82K
CNP303 TO TUNER PWB P32 6-A
C550 0.027
D_GND CLK DO CE
C425 470P
CD-C811W/821W
CD-C811W/821W
A
C15 0.01
R2 1K C1 47/16 C2 0.01 R1 22 C3 1/50
C31 220/6.3
2.5V 2.5V
C32 0.01
Q1 2SA1318 LASER DRIVER
4.2V 5.0V 0V
2.2V
R46 560
C30 0.1/50
C34 0.33/50
C33 0.47/50
4.6V
1.0V
1.0V
4.6V 2.4V
5V
5V
0V
0V
0V
B
REF
+
+ +
TE
R9 100K
R8 15K
THD GL REF
S.Q.R
TGL1 THDL
C
SLOF SLOF
REF
FE1
REF
AGND SP
SLEO
10K 2.5V SPG 56K 2.5V SP
SPO
REF
SL+ JP
SL
FA
FA
FE
1/16 K E A B F 5 4 3 2 1
SPI
2.5V
C13 330P 2.5V
2.5V
2.30V
2.30V
2.5V
0V 2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
R17 33K C11 0.1 R19 1K
FD 17
18 19
FE 20 21 22 23
24 25 26
C17 27 28 0.001
SLD 29 30 31 32 0V
R21 R20 1.5K 1K
R23 10K
R28 R29
R22 820
2200P 1M 2200P
VREF C12 0.1
C18 0.47/50
R24 47K
R25 1.5K
R27 39K
1M
R31 1.2K
R33 R32 1.2K 10K C21 0.0033
E
1 2 3 4 5 6 7 8
10
R35 220K
R36 220K
R30 6.8K
C20 47/16
C19 1/50
D
R18 15K
R26 82K C14 0.01
C16 0.0047
TR+ FO+
R34 1K
FO TR ACTUATOR
2.5V 2.6V
FO TR+ TR
CD_GND
F
CNS2B 1 2 3 4 5 6 7 8
TR TR+ FO+ FO GND PD VR LD
CNS2A TR 1 TR+ 2 FO+ 3 FO 4 GND 5 PD 6 VR 7 LD 8
1 2 3 4 5 6 7 LD 8
TR TR+ FO+ FO
IC3 M63001FP FOCUS/TRACKING/SPIN /SLIDE DRIVER
C76 0.022
1 2 2.9V 3 4 3.3V 5 3.3V 6 3.3V 7 8 9
TO FD FO (GAIN) FO+
LD_M+ 42 0.1V LD_M 41 0.1V 7.2V VCC4 40 3.3V M 39 3.3V M+ 38 5.3V SOL 37 SOL+ 36 5.3V 0V 35 0V 34 0V 33
PD
0V 0V 10 0V 11 GND
+B C82 100/16
0V 0V 0V C77 3.3V 3.3V 2.5V 7.2V 0V 0V
0V 0V 0V
12 13 SL SL+ SLD VCC1
GND 0V 32 31 30 29 VCC3 28 SP+ 27 SP 26 SPO 25
CNP2
C36 100/16 C55 100/16
0V 14 3.3V 15 3.3V16 3.0V 17 7.2V18 5.0V 19 2.5V 20
100/16 11.2V
STANDBY Vref
(SPN)VCC2 24 SOLD 23 SOL 22
CNP3A
CNS3B
CNS3A
CNP3
M1 SPINDLE MOTOR
M M
+ +
RWC(DSP) WRQ(DSP) CO IN(DSP) SQ OUT(DSP) CQ CK(DSP) RES(DSP) DRF (ASP) D_GND
CNP12 1 2 3 4 5 6 7 8
G
H
CNS7 FROM DISP P19 10-H (CD P25 12-D (CD
· The numbers 1 to 12 are waveform numbers shown in page 40. · NOTES ON SCHEMATIC DIAGRAM can be found on page 12.
1 2 3 4 5 6
Figure 30 SCHEMATIC DIAGRAM (13/15) 30
SLD+
M2 SLID MOTOR SW4 PICKUP IN
6 5 4 SLIDE 3 2 PU-IN 1 SPIN
6 5 4 3 2 1
6 5 4 3 2 1
6 5 4 3 2 1
SP+ SP SL_+ SL_ CD_PUIN
C37 0.022
CD MOTOR PWB-C
R56 22K
21 MUTE 0V
+
TO 2.5V 15 16 FD 2.5V
+
2.5V
GEN REF
+
+
PICKUP UNIT
REF
+
TD R14 R15 C10 27K 12K 180P TD 13 R16 2.5V 3.3K 14 JP
+
GEN
REF
+
2.5V 11 2.5V 12
+
JP FSC REF FOSTA TO GEN REF
REF
+
+
C7 R12 0.1/50 TH 100 10 R13 C9 C8 2.5V NC 1K 0.047 0.068
REF
FSTA REF JP
+
+
+
+
C5 C54 R10 0.033 0.001 2.2K 8 TESI C6 2.5V 0.033 2.5V SCI R11 9 6.8K
REF
+
+
2.5V 7 TE 2.5V
6
TE
REF + REF
VCR
+
VCR
IC1 LA9241M SERVO AMP.SLOF
VCC REF
FSTA 8/12CM
LATOH
C27 0.001
C4 0.1/50
+
2.5V
5 TB
+
CNS1B K 5 E 4 A 3 B 2 F 1
CNS1A 1 2 3 4 5
K 1 A 2 B 3 E 4 F 5 CNP1
64 63 62 61 60 VCC1 LDS + 2.5V FIN2 RF 1 REF + 2.5V FIN1 2 FE1 REF + + REF E 3 2.5V VCR 4 F VCR 2.5V REF
VCC2
NC 48 0V TBC 47 2.5V
C29 4.7/50
59
58
57
56
REF1
PHI
LDO
BHI
VR
FSS
CE
DRF
DAT CL CLK
LF2
55 54 53 52 51 50 49 DEF
R45 4.7K
C28 0.1
EFBAL DEF HFL DRF FOSTA TOSTA 2FREQ LASER FSC
DGND CE CL REF SLI
46 2.5V 45 0V 44 2.4V
C26 0.033 R41 47K
R44 33K R42 47K R39 1K
SLC RFS
43 42
2.4V
R40 C25 2.4V 5.6K 27P
CV CV+ JP JP+
REF RF
C24 2.2P
41 40 38 1.6V HF 0V
R43 56K C23 0.0027 TP1 R38 470
RFSM CV+ CV SLOF HFL TES TOFF TGL JP+
+
JPCLO
+
39 0V 5V 37 36 0V 0V 5V 5V 0V
REF
OR SLOF
+
35 34 33
C22 220P
GND R37 82K C35 1/50 D1 1SS133 +B
C57 0.001
+B
+B
R47 10K +B
CD-C811W/821W
CD SERVO PWB-B
R57 @1K R58 @1K R59 @1K
C44 100P(CH) C45 100P(CH) C47 100P(CH) C49 100P(CH)
CD SIGNAL
C46 100P (CH)
4.7V 4.6V 2.3V 2.3V 4.6V 0V 0V 0V
C48 100P
R61 @1K R62 @1K R63 1K C38 0.01
0V
R60 1K
0V 0V
0V
2.5V
+B
0V
2.5V
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50
TEST1 TEST5 4M 16M NC TEST11 NC /RES /CQCK COIN /CS RWC
NC SBCK
49
SFSY NC
SQOUT
WRQ
FSX
PW NC
0V
NC EFLG
µ-COM INTERFACE
SUB-CODE
2.3V 48 SBSY 47 NC0.1V X1 16.93MHz
4 K 2 K 9
0V
RVSS 39
0V R72
2.7K
R73 R74 100K 100K
C73 C74 220P 220P
VCO CLOCK OSC CONTROL
ERROR COERECT FLAG CONTROL
4FS DIGITAL FILTER
5V XVDD 43 MUTER 42 5V NC 4.6V RVDD 41 RCHO 40 1.9V
D82 1SS133
D81 1SS133
C83 0.022
IC2 RAM LC78622N
CNP11 R-CH A_GND CD_RCH A_GND CD_LCH VOLTAGE REGULATOR +B L-CH D-GND +7V +12V 1 2 3 4 5 6
C72 10/50
+5V Q52 KTC3203 Y
C22 220P
2.5V DOUT
@1.2K0V @1.2K0V @220 0V @1K 0V
17 18 19 20 21 22 23
0V 0V 2.5V 0V 5V 5V
24 25 26 27 28 29 30 31
0V 0V
32
TEST3 0V NC
0V
EMPH NC C2F NC 5V
15 16
SERVO TES COMMAND
CONT1 FSEQ NC VDD TOFF PCK TGL JP+ JP_
NC
EXTERNAL OUTPUT
CONT2 CONT3 CONT4 CONT5
C52 100/16
0V
HLF
1K
0.82µH
ZD61 MTZJ5.6B
SLICE 2.4V EFMIN LEVEL 10 CONTROL 0V 11 TEST2 0V CLV+ CLV 12 0V CLV- DIGITAL 13 SERVO 5.0V V/P 14
SYNC-DETECT EFM DEMODULATE
SERVO/SIGNAL CONTROL
0V C71 R71 LVSS 38 10/50 1BIT 2.7K LCHO DAC 1.9V 37 4.9V LVDD 36 MUTEL(NC) R55 35 100 5V C43 DIGITAL PCCL 34 0V 330/6.3 OUT TEST4 33 L61 R65 0V
R64 22
R66 220
5V
NC
C50 C51 0.022 100/16 +B
C75 0.001
+B PIN27 TRY SPEED HIGH LOW
C57 0.001
C56 0.022
D1 S133
+B +B
R88 R89 R90 R91
@ @ @ @
+B
+B +B
R82 390
D93 1SS133
R80 820 R81 820 3 R84 2.2K
R83 390 D92 1SS133
2 Q51 KRC102 M 1 SWITCHING REGULATOR
D91 1SS133 CNP10 SOL+ 1 SOL 2 M+ 3 M+ M 4 M 5 GND(D) OPEN CLOSE 6 CD_D_NO DISC NO. 7 8 GND(D) MECHA UP 9 10 GND(D) 10 1 2 3 4 5 6 7 8 9 CNS10 BIM5 1 2 3 4 5 6
SOLM2 SOLENOID
+
M
M3 TURNTABLE UP/DOWN/ LOADING MOTOR
SW1 OPEN CLOSE
R47 10K
C37 0.022
SW2 MECHA UP
TRAY MOTOR PWB-D
CNS5 1 1 2 2 SW3 DISC NUMBER
2 3 4 5 6 7 8 9 10 11 12 13 14 15
CO IN(DSP) SQ OUT(DSP) CQ CK(DSP) RES(DSP) DRF (ASP) D_GND
CNS701 FROM DISPLAY PWB P19 10-H (CD-C811W) P25 12-D (CD-C821W)
7
SLD+ SLD PUIN SW OPEN/CLOS DISC NO. UP/DOWN PCCL
8
9
10
11
12
Figure 31 SCHEMATIC DIAGRAM (14/15) 31
CNS401 FROM MAIN PWB P22 1-A (CD-C811W) P28 1-A (CD-C821W)
R50 3 PDO C39 680 0V 0.047 4 VVSS 0V 5 ISET C40 0.047 1.9V R52 27K 5.0V VVDD 6 R53 0V FR 1.2K 0V 7 VSS 8 2.5V EFMO 9
R51 3.3M
0V
1 DEF1 2 TA1
XVSS 0V 46 XIN 2.1V 45 X-TAL XOUT 44 GENERATOR 2.1V
R93 220
2KX8
CD-C811W/821W
CD-C811W/821W
A
TUNER PWB-C
FM SIGNAL AM SIGNAL
+B CNP303 1 D GND 2 CLK 3 DO 4 CE 5 DI CNS303 6 A_+12V TO MAIN PWB 7 A_GND P23 12-D (CD-C811W) P29 12-D (CD-C821W) 8 L 9 R
B
+B ZD351 DZ5.1BSB Q353 KTC3199 GR C396 100/10 C395 0.022 D353 1SS133 C375 3.3/50
+B R391 Q360 390 KTA1266 GR R383 5.6K R387 22K ZD352 DZ3.9BSB C384 0.001 +B Q371 KTA1266 GR PLL DATA BUFFR +B C386 330P +B R372 R373 R374 1K 1K 1K C391 47/16 D352 1SS133 D351 1SS133 Q361 KRC107 M 3
R392 390
R363 47K R364 47K C373 0.015
Q354 KTC3199 GR MUTING
R365 10K
R367 1K
R368 33K
R366 10K
MUTING C371 R361 1/50 1.2K R362 1.2K R355 3.3K C372 1/50 13 MO/ST PHASE 12 (FM/AM) 14 L-CH OUT 15 R-CH OUT C374 0.015 R357 470K
TP302
R354 3.9K
L352 100µH
R385 5.6K R384 VOLTAGE REGULATOR 5.6K R359 1.8K
C358 1/50
C
C370 1/50 C355 22P
1 2 SWITCHING R371 1K
C357 2.2/50 C356 0.001
C368 1/50 16 MPX IN
PHASE 11 IF OUT 10 VCC 9
R398 1.2K C398 100/10
+B R395 R360 47K 4.7K
R356 1K 17 MPX VCO X351 456KHz R350 2.7K C367 1/50
FM DET 8 STEREO 7 SD 6
R353 +B 270 CF351 C354 C353 0.022 3 CF352 2 0.022
C399 0.022 R378 82K
R393 1K
R377 47K
R376 1K
C366 0.001 C365 0.022 C364 10/16 C363 0.022 C361 C343 33P R358 8.2K 0.022 C362 3.3/50
18 FM/AM OUT 19 AM LOW CUT 20 VSM 21 AM RF IN 22 FM AFC
GND 5
AM IF IN
4 R352 1 1K T351
L351 100µH C387 0.022 AM IF C394 47/16 C392 0.001 C393 C380 10/16 1/50
C385 0.01
D
ST IND 11 12 IF IN 13 SD MO/ST 10 14 TUN_MUTE 9 15 AM IN 8 16 FM IN 17 VDD B01 7 DO 6 CL 5 DI 4 CE 3
AM MIX OUT 2 23 AM OSC IN 24
AM OSC OUT FM IF IN 1
C350
0.022
R380 1.5K
REG 3
18 PD R379 2.2K 19 AIN
L353 1mH
E
IC303 LA1832 FM IF DET./ FM MPX./AM IF
C342 0.022 VR351 10K(B) FM MUTE LEVEL
C351
0.022
C397 0.022
R351 5.6K
+B
C352
10/16
R381 10K R382 150
20 AOUT 2 21 VSS 22 X OUT X IN 1
3 1
CF302 2 +B
X352 4.5MHz C381 12P(CH)
C382 15P (CH)
R375 68 R336 1K C330 C331 0.047 15P (CH) C332 0.022
TP302
VD301 SVC348S R323 0.022
F
T302 AM ANT.
AM TRACKING fH
C335 560P T306 AM OSC.
C334 27P(UJ)
R344 C347
470 0.022 C341 0.022
1 IF OUT
2 GND 4 VT L342 2.2mH R369 1.2K
C323 0.022
3 F OUT AM BAND COVERAGE fL C337 0.022 R345 C345 C321 C346 4.7K 0.022 100/16 0.022
G
C338 0.001 D301 1SS133 D302 1SS133
5 VCC
6 GND 8 ANT
7 GND
D303 1SS133
H
SO301 ANTENNA TERMINAL
1
2
GND FM 75 ohms
AM
D304 1SS133
C301 0.001
3
4
FE301 FM FRONTEND
IC302 LC72131 PLL(TUNER)
5
6
Figure 32 SCHEMATIC DIAGRAM (15/15) 32