DOWNLOAD Sharp CD-CH1500 (serv.man5) Service Manual ↓ Size: 1.26 MB | Pages: 14 in PDF or view online for FREE

Model
CD-CH1500 (serv.man5)
Pages
14
Size
1.26 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / 3 - Schematic diagrams (22-35)
File
cd-ch1500-sm5.pdf
Date

Sharp CD-CH1500 (serv.man5) Service Manual ▷ View online

CD-CH1500H/CD-CH1500W
– 22 –
Figure 22 SCHEMATIC DIAGRAM (1/14)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
CD-CH1500H
1
1
3
2
3
2
1
3
2
E
F
G
H
I
J
K
L
M
N
MAIN PWB-A(1/3)
FM SIGNAL 
AM SIGNAL 
C370
1/50
FE301
FM FRONT END
CT37
0.1
XT21
4.332MHz
RT26
1K
CT21 100/16
RT39
220K
CT23 10/50
LT22
2.2
µ
H
CT25
560P
CT24
0.022
DT31
DS1SS133
ICT21
LC72722
RDS DECORDER
LT21 2.2
µ
H
CT22
0.022
RT37
220K
RT28 1K
RT36 220K
RT35 220K
CT29
0.022
CT26
22P(CH)
CT27
22P(CH)
CT28
100/16
RT29 1K
RT30 1K
QT21
KTC3199GR
CT36
0.022
RT32
10K
RT33
56K
RT34
56K
R354 3.9K
R389 3.9K
L352 100
µ
H
R391
270
R393
1K
R377
47K
C395 0.022
C320
0.047
C396
100/16
X351
456 kHz
R359
1.8K
C367
1/50
R350
2.7K
C364 4.7/50
C363
0.022 
C365
0.022 
L353
1mH 
VR351
10K(B) 
C362
3.3/50
C350
0.047 
C361
0.022 
C342
0.022
IC303
LA1832S
FM IF DET./FM MPX./AM IF
R351
5.6K
C352
10/50 
C351
0.022
R355
3.3K
C356 0.001
C357
2.2/50
C355
22P(CH)
C399
0.022 
C398
100/16
R353
270
C354
C353 0.022
0.022
C366
0.001
R356
1K
C368
1/50
CF351 
T351
C358 1/50
R352
1K
C343
33P(CH)
C374
0.022
R358
8.2K
R363
1.2K
C373
0.022
R357
470K
Q351
KRC104M
R364
1.2K
C372 1/50
C371
1/50
R361
4.7K
R362 4.7K
R370
1K
CF352 
Q301
2SC380-O
R346
330
CF302 
R349
33
R347
6.8K
R348
680 
R344
470 
C330
18P(CH)
R336
10K
C323 0.022 
T302
C332
0.022
C331 0.047
T306
C335
330P(CH)
C334
18P(CH)
C337
0.022
VD301
SVC348S 
R323
68K
C339
100P(CH)
D301
DS1SS133
D302
DS1SS133
C338
0.001
L341
BALUN
D304
DS1SS133
D303
DS1SS133
CNP301
D311
DS1SS133
D312
DS1SS133
SO301
FM ANTENNA
TERMINAL
C310
100P(CH)
C311
100P(CH)
C312
100P
(CH)
C384
0.001
R372
1K
R373
1K
R374
1K
D305
DS1SS133
D306
DS1SS133
R399
10K
C389
0.001
R392
270
DZ351
DZ5.1BSB
R383
5.6K
C302
0.001
Q371
KTA1266GR
Q360
2SB562 C
R384 5.6K
R371
4.7K
C391
47/16
R385 5.6K
D352
DS1SS133
IC302
LC72131
PLL(TUNER)
C390
0.001
L351
100
µ
H
C394
47/16
C387
0.022 
R380 1.5K
R379
2.2K
C385
0.01
C392
0.001
C393
1/50
R381
10K
R345
4.7K
C321
100/16
R376
1K
C386
330P(CH)
C341
0.1 
C346
0.022 
L342
2.2
µ
H
X352
4.5 MHz
C381
12P(CH) 
C382
15P(CH)
R378
82K 
C397
0.022
R360 4.7K
R382 150
C380
10/50 
R395 47K 
C347
0.022
C301 0.001
R369
82
C345
0.022 
CF301
L354
LOW PASS
FILTER
C319
0.1
1
3
2
C344
33P(CH)
VT
VT_CK 
A_GND
TUN_R
VSM
TUN_L
A_+B
D_GND
C2B_CE
C2B_CL
C2B_DI
C2B_DO
C2B_CE
C2B_CL
C2B_DI
C2B_DO
AM LOOP
ANTENNA
1
2
1
2
24
23
22
21
20
19
17
16
15
14
13
12
11
10
FM IF IN
AM MIX OUT
AM OSC OUT
FM  AFC
AM OSC IN 
AM  RF  IN
AM LOW CUT
VSM
FM/AM  OUT
MPX  VCO
MPX  IN
R-CH OUT
L-CH OUT
PHASE 
(FM/AM) 
PHASE 
IF  OUT
VCC 
FM DET
STEREO
SD
GND 
AM IF IN
REG 
MO/ST
22
21
20
19
18
17
16
15
14
13
12
11
10
MUTE
IO2
IF IN
X OUT
X IN
CE
DI
CL
DO
AM IN 
FM IN 
VDD
PD
AIN
AOUT
VSS
FM
MW
MO/ST 
ST  IND
NC
24
23
22
21
20
19
18
17
16
15
14
13
12 11 10
9  8  7  6 
5  4 3 
2 1 
VREF
FLOUT 
VSSA
MPXIN 
CIN 
T1
T2
T3
T5
XOUT
VSSD
T7
SYNC
DI
RDS-ID
DO
CL
SYR
T6
CE
VDDD
XIN 
VDDA
T4
C2B_CL
C2B_DI
C2B_CE
C2B_DO
8
7
6
5
4
3
2
1
ANT
GND
GND
GND
VT
VCC
IF  OUT
F  OUT
18
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
FM 
MUTE
LEVEL
AM IF
AM TRACKING  fL
AM BAND COVERAGE fL
AM ANT.
AM OSC.
FM IF AMP.
VOLTAGE
REGULATOR
AMP.
+B
+B
+B
P30  4 - A
TO AUDIO SECTION 
TP302
TP301
SWITCHING
SWITCHING
– 23 –
CD-CH1500H/CD-CH1500W
Figure 23 SCHEMATIC DIAGRAM (2/14)
7
8
9
10
11
12
CD-CH1500W
2
1
2
3
MAIN PWB-A(1/3)
FM
AM
AM IF
FM OSC.
SWITCHING
AM  TRACKING fL
AM BAND
COVERAGE fL
FM RF
TP301
C319
0.1
2
1
3
C370
1/50
R327
33
C317
0.001
C316
0.1
R354
3.9K
R389
3.9K
L352 100
µ
H
R391
390
R393
1K
R377
47K
C395 0.022
C396
100/16
X351
456kHz
R359
1.8K
C367
1/50
C364
4.7/50 
C363
0.022
C365
0.022
L353
1mH 
C362
3.3/50
C350
0.047 
C361
0.022 
C342
0.022
IC303
LA1832S
FM IF DET./FM MPX./AM IF
R351
5.6K
C352
10/50 
C351
0.022
R355
3.3K
C356 0.001
C357
2.2/50
C355
22P
(CH)
C399
0.022 
R353
270
C354
0.022
C353
0.022
C366
0.001
R356
1K
C368
1/50
CF351
T351
C358
1/50
R352
1K
C343
33P
(CH)
C374
0.015
R358
8.2K
R363
1.2K
C373
0.015
R357
470K
Q351
KRC104M
R364
1.2K
C372 1/50
C371
1/50
R362 2.2K
R361
2.2K
R370
1K
CF352 
CF302
C330
18P(CH)
R336
10K
C323 0.022
C332
0.022
C331
0.047
T306
C335
330P(CH)
C337
0.022
VD301
SVC348S 
R323
68K
C339
100P
(CH)
R325 47K
C318
100P(CH)
R322
270
C303
10P(CH)
BF301 
D301
DS1SS133
D302
DS1SS133
C338
0.001
D304
DS1SS133
D303
DS1SS133
C327
0.1
T312
R311
100K
R313
33K
CNP303
C309
0.001
C324
4P(CH)
C326
18P(CH)
L312
C305
5P(CH)
C315
0.0047
R302
10
C314
0.0047
C304
0.01
D310
DS1SS133
R314
22
C313
22P
(CH)
IC301
TA7358AP
FM FRONT END 
C325
15P(CH)
VD302
SVC211C
R309
10K
T311
D311 DS1SS133
D312 DS1SS133
C310
100P
(CH)
C311
100P(CH)
C312
100P
(CH)
C384
0.001
R372
1K
R373
1K
R374
1K
D305
DS1SS133
D306
DS1SS133
R399
10K
C389
0.001
R392
390
DZ351
DZ5.1BSB
C320
0.047
R383
5.6K
Q371
KTA1266 GR
Q360
2SB562 C
R384
5.6K
R371
4.7K
C391
47/16
R385
5.6K
D352
DS1SS133
IC302
C390
0.001
L351
100
µ
H
C394
47/16
C387
0.022 
R380
1.5K
R379
2.2K
C385
0.01
C392
0.001
C393
1/50
R381
10K
R345
4.7K
C321
100/16
R376
1K
C386
330P
(CH)
C341
0.1 
C346
0.022 
L342
2.2
µ
H
X352
4.5MHz
C381
12P(CH) 
C382
15P(CH)
R378
82K 
C397
0.022
R360
4.7K
R382
150
R395
47K 
C347
0.022
C301
0.001
C345
0.022 
C334
18P(CH)
BAND
PASS 
FILTER 
VD303
SVC211C
Q302
KTC3194 Y
R369
820
C308
5P(CH)
C380
10/50
FM
MUTE
LEVEL
VR351
10K(B)
R350
2.7K
C398
100/16
IC302
LC72131
PLL(TUNER)
T302
C306
0.001
AM OSC.
0.8V
1.6V
3.6V
1.6V
0V
3.6V
2.9V
3.6V
3.6V
0.1V
1.8V
0.8V
2.3V
0V
0V
0V
4.7V
0.1V
3.5V
4.1V
3.6V
4.7V
0.8V
0.8V
4.7V
4.7V
2.3V
0V
0V
4.7V
4.7V
                                 
0V
9.2V
10V
10V
2V
4.6V
2V
2V
0V
4.7V
4.7V
2.5V
4.6V
3.9V
3.4V
3V
4.6V
2.4V
0.3V
0V
2.3V
2.1V
2V
1.2V
1.2V
3.6V
3.4V
0V
0V
2.3V
1.3V
2.1V
VT_CK 
A_GND
TUN_R
VSM
TUN_L
A_+B
D_GND
C2B_CE
C2B_CL
C2B_DI
C2B_DO
1 2 3
24
23
22
21
20
19
17
16
15
14
13
12
11
10
FM IF IN
AM MIX OUT
AM OSC OUT
FM  AFC
AM OSC IN 
AM  RF  IN
AM LOW
CUT
VSM
FM/AM
OUT
MPX VCO
MPX IN
R-CH OUT
L-CH OUT
PHASE 
(FM/AM) 
PHASE 
IF OUT
VCC 
FM DET
STEREO
SD
GND 
AM IF IN
REG 
MO/ST
3
2
1
22
21
20
19
18
17
16
15
14
13
12
11
10
NC
MUTE
IO2
IF IN
X OUT
X IN
CE
DI
CL
DO
AM IN 
FM IN 
VDD
PD
AIN
AOUT
VSS
FM
MW
MO/ST 
ST  IND
NC
C2B_CL
C2B_DI
C2B_CE
C2B_DO
FM/AM
LOOP
ANTENNA
18
E
F
G
H
I
J
K
L
M
N
P30  4 - A
TO AUDIO SECTION
AM  SIGNAL 
FM  SIGNAL 
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
FM BAND
COVERAGE fL
AM ANT.
OSC BUFF
VOLTAGE
REGULATOR
SWITCHING
+B
+B
TP302
FM IF
CD-CH1500H/CD-CH1500W
– 24 –
Figure 24 SCHEMATIC DIAGRAM (3/14)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 49.
1
1
12
12
11
12
10
9
8
7
6
5
4
3
2
1
TAPE MECHANISM
ASSEMBLY (1/2)
3
2
1
3
3
2
2
1
1
g
h
i
1  
33 
+B
O Q P X Y U V W T R S d
f
c
b a
TAPE 
MECHANISM
PWB-H
3
2
1
+B
+B
IC905
DIMMER
S-MUTE
LED-TIMER
P-CLOSE
P-OPEN
3
2
1
1
+B
+B
+B
-B
+B
+B
+B
+B
+B
+B
+B
+B
CD-CH1500W ONLY
R1133
470
R1062
3.3K
R1124
10K
R1119
1K
R1118
1K
R902 1K
C945
0.1
R1046
12K
R946 1K
R991
1K
C1003
47/50
C100
0.1
R
R1106
10K
R1107
10K
R1108
10K
R1109
10K
D951
DS1SS1
D952 DS1SS133
R1105
10K
R984
R1085
 5.6K
R985
 1K
R1086
 5.6K
R986
 1K
R987
 1K
R1087
 5.6K
R1088
5.6K
R988
 1K
R995 1K
R1066
10K
R966 1K
R1065
10K
R965 1K
X902
32.768kHz
C941
22P
(CH)
C902
0.1
R969
 1K
R1068
10K
R1060
100K
D902
DS1SS133
D901
DS1SS133
R1008
1K
R1031
1K
R1007
1K
Q909
KRC107 M
R1015
820
Q908
2SB561 C
C913
2.2/50
R1014
100K
Q907
KRC107 M
R1013
47K
D910
DS1SS133
C912
47/16
Q906
KRC107 M
R1012
1K
Q905
2SB561 C
L910
47
µ
H
R1011
100K
C901
1000/6.3
C981
0.22
C980
0.22
C903
0.1/50
D905
DS1SS133
L901
100
µ
H
C904
0.01
R1003
4.7K
IC905
KIA7042AP
RESET
R1002
100K
R1001
47K
C906
0.1
C905
3.3/50
Q901
KRC102 M
D906
DS1SS133
D907
DS1SS133
C907
10/50
R962
1K
C964
0.1
C916
0.1
C917
0.1
R920 1K
R904 1K
R1056
10K
R1058
100K
R1036
5.6K
R921 1K
R1053
10K
R968
 1K
R948 1K
R918 1K
R919 1K
R914 1K
R958
 1K
R934 1K
R915 1K
R957
 1K
R956
 1K
R1055
10K
R947
1K
R955
 1K
R954
 1K
X901
600MHz
R959
 1K
R960
 1K
C957
150P
(CH)
R901 1K
R941
330K
R932 1K
R906 1K
C958
390P
C943
0.1
R943 1K
R908 1K
R907 1K
R910 1K
R970
 1K
R933 1K
C950
150P
(CH)
R1044
22K
R1057
10K
R1054
10K
R905 1K
C942
18P
(CH)
R953
 1K
R944 1K
R936 1K
R935 1K
R1035
5.6K
R911 1K
R912 1K
R913 1K
R903 1K
CNP970
FFC970
R1141
1K
IC901
IX0417AW
SYSTEM
MICROCOMPUTER
BI9
CNP901
FFC901
C998
22/10
C1013
0.022
SW901
SPAN SELECTOR
R1033
10K
R917 1K
0V
0V
0V
0V
0V
1.1V
5V
5V
5V
5V
0V
0V
4.4V
0V
0V
0V
0V
0V
0V
11.3V
11.3V
11.3V
0V
11.4V
11.4V
5V
11.3V
0V
      5V
      5V   
      5V   
      5V   
      5V   
      5V   
      5V   
   0V
      0V
0V   
0V      
0V         
0V            
0V               
0V               
0V                  
0V                  
0V                  
0V                  
    0.8V
   5V
   5V
   5V
   5V
   0.2V
   5V
   2.6V
   2.3V
   0V
   2.8V
   2V
   4.4V
   5V       
   5V
   5V
   
5V
   5V
   5V 
   5V
   5V
   5V
   5V
   5V
   5V
0V
   0V
   0V
   0V
   0V
   0.3V
   5V
   4.8V
(4.8V)
   (4.6V)
   0.2V
   0.2V
   0.2V
   0.2V
   0.2V
   0.2V
   5V
   0.2V
0.2V   
5V   
5V   
5V   
0V   
0V   
0V   
0V   
0V   
5V   
5V   
5V   
0V   
0V   
0V   
0V   
0V   
   5V
   5V
33
32
31
30
29
28
27
26
25
24
23
22
FH_A-SW_A 
FH_T-SW_C 
FH_T-SW_B 
FH_T-SW_A 
FH_A-SW_B 
FH_A-SW_C 
FH_A-SW_D 
FH_A-SW_E 
FH_C-SW_A 
FH_C-SW_B 
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CD_BUS3 
CD_BUCK 
CD_CCE
CD_RES
CD-SW
CD_BUS2 
CD-RW 
CD_BUS1 
T-MO_REV
CD_BUS0 
T-MO_FOR
CD_L
PU-IN 
A_GND
C-MO_REV
CD_R
C-MO_FOR
CD_GND
CD_GND
CD_+B 
CD_+B 
M
SOLENOID
2
1
3
4
5
6
7
8
9
10
11
12
F_REC
R_REC
CST_SW
–COM
+MTR
+5V SENSOR
SENSOR  OUT
+SOL
M_+B
M_GND
CD_+B
CD_GND
A_+10V
A_GND
L  CH
R  CH
A_GND
A_+10V
A_GND
CD_+B
CD_GND
M_GND
M_+B
A_-B
AUX_SEL 
L_CH
R_CH
A_GND2
C2B_CL
C2B_DO
C2B_CE
C2B_DI
S-MUTE
VSM 
P30  1 - H
TO AUDIO SECTION
P30  6 - C
TO AUDIO SECTION
D_GND 
A_+B
PB_MUTE 
CD_MUTE 
CD-R_SEL
A_GND 
CD_R
CD_L
P30  3 - H
TO AUDIO SECTION
SIDE-B
SIDE-A
CST-SW
EX-DATA 
EX-CLK
LCK1
CD-SW
9
8
7
6
5
4
3
2
1
CD-R_S
LCK
VSS
DATA
CLK
POWER 
SP_RLY
PROTECT 
LEVEL_L 
KEY3
KEY2
KEY4
KEY0
KEY1
VSM
LEVEL_R
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
40
41
42
43
44
45
46
47
48
49
50
31
32
33
34
35
36
37
38
39
9 8 7 6 5 4 3 2 1
CD RES
CD C
FH T-SW
FH T-SW
FH T-SW
FH A-SW B
FH M
FH A-SW A
FH M 
FH M
FH M 
AVref1
AVSS 
Vref 0   
AVDD A   
CD R
RESET 
XT1 
XT2 
VSS 
X1
X2
VDD 
TIMER LCD 
28  POWER RLY
29  LCD RS
30  LCD R/W
31  LCD E
27  NC
CD PICK
LCK2
TEST/Vpp
LCD DB4
LCD DB5
LCD DB6
LCD DB7
LCK1
VDD
DEST_OUT2
V
FH C-SW
FH C-SW
FH A-SW E
FH  A-SW D
FH A-SW C
CD BU
CD BU
CD BU
JOG-B 
KEY 4 
LEVEL_L
LEVEL_R
KEY 3 
KEY 2    
KEY 1    
KEY 0    
BACK LED CONT
3  REC BIAS
2  REC
1  PB MUTE 
DATA
REVERSE
JOG-A 
CST  SW
CAM  SW
B-FP  SW
A-FP  SW
DEST_OUT1
REMOCON 
VSM    
PROTECT 
C FUTA OP 
SPAN
CD BUC
C FUTA CL 
SYS MUTE
CD BU
REC MU
DEST_IN
CD MUTE
CE
LCD-RW
LCD-E
TUNER DI
TUNER DO
TUNER CL
CLK
RUN PULSE
T-SOL
T-MOTOR
LCD-RW
LCD-E
LCK2
POWER_RLY
REC_BIAS
REC_CONT
CST-SW
CAM-SW
SIDE-B
SIDE-A
RUN_PUL
C2B_CE
PB_MUTE
EX-CLK
LCK1
SOL 
EX-DATA
MOTOR
C2B_CL
C2B_DI
C2B_DO
CAM-SW
RUN_PUL
MOTOR
SOL
RX_IN
JOG-B
JOG-A
RES
PLAY  SW
TAPE 
MOTOR
CD-SW
NC
NC
NC
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
SP RLY   
POWER KEY   
GND 
PLAY
SWITCH
CASSETTE
SWITCH
Q905,Q906: SOLENOID DRIVER
RUN PULSE
SYS STOP 
51
52
53
54
80
79
78
77
4
P28  1 - E
TO CD SERVO PWB
CNP1
P32  1 - D, P34  1 - D
TO POWER PWB
CNP806
+B
+B
Q901: RESET
Q908, Q909: MOTOR DRIVER
FOR
CD-CH1500H
ONLY
– 25 –
CD-CH1500H/CD-CH1500W
Figure 25 SCHEMATIC DIAGRAM (4/14)
7
8
9
10
11
12
+B
+B
+B
+B
8 7 6 5 4 3 2 1
MAIN PWB-A (3/3)
IC913
DIMMER
CD-R_SEL
3
2
1
+B
+B
+B
+B
+B
+B
+B
+B
R1138
560K
R1130
4.7K 
R1139
560K
R1129
4.7K 
R999 1K
R982 1K
R949 1K
R997 1K
R998 1K
R996 1K
R1132
220
Q954
KTC3199 GR 
C1008
1/50
C1007
1/50
R1131
220
Q955
KTC3199 GR
C925
1/50
C926
1/50
IC701
TA7291S
LOADING 
MOTOR DRIVER
R763
2.7K
R762
6.8K
C714
47/16
R768
2.2
(1/2W)
R1017
10K
R1016
10K
CNP933
R1028
27K
R1090
5.6K
R1089
5.6K
R1119
1K
R1118
1K
R1094
5.6K
R902 1K
C1006
47/50
C1005
0.1
C1003
47/50
C1004
0.1
IC913
KIA7805AP
VOLTAGE 
REGULATOR
R1112
12K
R1113
12K
C1002
2.2/50
C1001
2.2/50
D954
DS1SS133
D953
DS1SS133
10K
D951
DS1SS133
D952 DS1SS133
R1105
10K
R978 1K
R989 1K
R916
1K
R928 1K
R976 1K
R977 1K
R979 1K
R980 1K
R981 1K
R990 1K
R1093
 5.6K
R993
1K
R1092
5.6K
R992
1K
R1084
5.6K
R984
1K
R1085
 5.6K
R985
 1K
R1086
 5.6K
R986
 1K
R987
 1K
R1087
 5.6K
R1088
5.6K
R988
 1K
R1071
33K
R1072
33K
R1081
5.6K
R1082
5.6K
8
07
R1023 1K
R904 1K
R1050 1K
R1027
10K
R1026
10K
C957
150P
(CH)
R901 1K
R906 1K
C958
390P
R1048
10K
R1024
10K
R908 1K
R907 1K
R1051 1K
C970
0.1
C914
0.1
R905 1K
R1032 1K
R1052 1K
C977
100P(CH)
C976
0.1
C975
1/50
C974
0.1
C983
0.047
(ML)
R903 1K
R994 1K
R1141
1K
BI940
CNS940
BI950
ER
BI960
IC912
BU2092F
INPUT/OUTPUT 
EXPANDER
CNP934
CNP935A
CNP931
IC701
CNP975
L912
2.2
µ
H
UNA902
OPTICAL FIBER
DATA LINK
R1146
220
C982
0.22
0V
5V
0V
0V
0V
2.8V
0V
0V
0V
0V
0V
0V
1.1V
3.5V
1V
0.3V
3.4V
1V
0.3V
5V
0V
8.6V
0.5V
11.4V
1.3V
0V
1V
1V
3V
0.5V
      5V
      5V   
      5V   
   0V
      0V
0V   
0V      
0V         
0V            
(4.8V)
   (4.6V)
.2V
.2V
.2V
0.2V
   0.2V
   0.2V
   5V
   0.2V
0.2V   
5V   
5V   
5V   
0V   
0V   
0V   
0V   
0V   
5V   
5V   
5V   
0V   
0V   
0V   
0V   
0V   
REC_RCH 
REC_LCH 
A_GND 
TAPE_L
TAPE_R
P30  6 - H
TO AUDIO SECTION
TAPE_R
TAPE_L
A_GND 
REC_LCH 
REC_RCH 
REC_MUTE
REC_CONT
REC_BIAS
l
8 7 6 5 4 3 2 1
POWER_RLY 
SP_RLY
PROTECT 
FAN 
D_GND
SP_DET
SP_RLY
UN_SW  5V
AC_RLY  CTL
A_-B
D_GND
FAN_CTL
1 2 3 4 5 6 7 8
M_+B
M_GND
CD_+B
CD_GND
A_+10V
CD_+B
CD_GND
M_GND
M_+B
PNL_OP
PNL_CL
MOTOR_–
MOTOR_+
OPEN_SW
CLOSE_SW
D_GND
5
4
3
2
1
P-OPEN
P-CLOSE
LCD-E
LCD-RW
D GND
A +B
SDA 
SCL 
D +B
6
5
4
3
2
1
KEY2
JOG-B
JOG-A
KEY4
KEY3
D_GND 
KEY4
KEY3
KEY2
JOG-B 
JOG-A 
A_+B
7
6
5
4
3
2
1
D_+B
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CD-R_SEL
SW12
LCK
SW10
SW11
SW5
SW7
SW8
SW9
VSS
DATA
CLK
VDD
OE
P_CONT
LCD_RESET
AUX_SEL
DIG_SEL
FAN
PNL_OP
PNL_CL
A_+B
D_+B
D_GND
REMOCON
POW_KEY
KEY0
KEY1
LCK
CK
DATA
POW_IND
11
10
9
8
7
6
5
4
3
2
1
KEY0
KEY1
LCK2
EX-CLK
EX-DATA
RX_IN
LED-TIMER
POWER
LEVEL_R 
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
 72 73 74 75 76 77 78 79 80
9 8 7 6 5 4 3 2 1
CD RESET
CD CCE
FH T-SW C
FH T-SW B
FH T-SW A  
FH M B-
FH M B+
FH M A-
FH M A+
CD RW
CD PICK IN
VDD
DEST_OUT2
VSS
FH C-SW B
FH C-SW A
FH A-SW E
CD BUS3
CD BUS2
CD BUS1
REC BIAS
REC
B MUTE 
DEST_OUT1
CD BUCK
CD BUS0
REC MUTE
LCD-RW
LCD-E
RUN PULSE
T-SOL
T-MOTOR
T-MO_REV
T-MO_FOR
C-MO_REV
C-MO_FOR
PU-IN 
FH_C-SW_B
FH_C-SW_A
CD_CCE
CD_BUCK
CD_BUS3
CD_BUS2 
CD_BUS1 
CD_BUS0
REC_MUTE
CD-RW 
CD_RES
LCD-RW
LCD-E
FH_T-SW_C
FH_T-SW_B 
FH_T-SW_A 
FH  T-SW  C 
FH  T-SW  B 
REC_BIAS
REC_CONT
RUN_PUL
PB_MUTE
SOL 
MOTOR
CD-SW
NC
NC
NC
m
j
k
n
6 7 8 9 10 11 12 13 14 15
0
+B
+B
+B
P27  8 - B
P26  6 - B
P27  7 - H
P26  6 - E
1 - D, P34  1 - D
POWER PWB
CNP806
CNP807
P32  1 - E, P34  1 - E
TO POWER PWB
CNP102
P31  8 - A
TO POWER PWB
FROM 
MOTOR PWB
CNP741
FROM 
DISPLAY PWB
CNS702
FROM 
JOG PWB
CNS770
FROM 
DISPLAY PWB
CNS720
CD-CH1500W
ONLY
2
1
CNS12
P28  1 - F
FROM
CD SERVO PWB
2
3
1
CD SIGNAL 
RECORD SIGNAL 
PLAYBACK SIGNAL 
FM SIGNAL 
+B
+B
1 2 3 4 5 6 7 8 9 
FOR CD-CH1500H ONLY
FOR CD-CH1500W: JUMPER
CD-CH1500H
ONLY
CD-CH1500H
ONLY
CD-CH1500H
ONLY
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Sharp CD-CH1500 (serv.man5) Service Manual ▷ Download

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  • Here you can View online or download the Service Manual for the Sharp CD-CH1500 (serv.man5) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp CD-CH1500 (serv.man5) System. Information contained in Sharp CD-CH1500 (serv.man5) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.