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CD-C451H (serv.man9). Schematic diagram and PWB layout - Sharp Audio Service Manual (repair manual)

cd-c451h (serv.man9) service manual
Model
CD-C451H (serv.man9)
Pages
22
Size
1.44 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Schematic diagram and PWB layout
File
cd-c451h-sm9.pdf
Date
Next: Sharp CD-C451H (serv.man10) Service Manual

Read Sharp CD-C451H (serv.man9) Service Manual online

CD-C451H
– 22 –
• The numbers   
1 
  to  
12 
 are waveform numbers shown in page 44.
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 18.
1
2
3
4
5
5
4
3
2
1
8
7
1
5
4
3
2
1
6
5
4
3
2
8
7
2
3
4
5
6
8
7
2
3
4
5
6
M
M
1
1
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
6
5
4
3
2
1
8
7
6
5
4
3
2
1
5
4
3
2
1
2200P
1M
2200P
1M
PD
VR
LD
TR–
TR+
FO+
FO–
GND
PD
VR
LD
TR–
TR+
FO+
FO–
GND
PICKUP UNIT
ACTUATOR
TR–
FO–
FO+
TR+
LD GND
LT0H30M1
C
F
A
B
E
K
LD
MON
1/16
CD MOTOR PWB-E
–
+
–
+
CNP12
C33
0.47/50
C34
0.33/50
R21
22K
R22
22K
D1
1SS133
R37
82K
R26 82K
C13
330P
IC1
LA9241M
SERVO AMP.
R45
4.7K
C2
0.0
R38
470
R46 560
C2
0.01
C85
0.001
C1
47/16
R2
1K
C12
0.1
R14
27K
R13
1K
C9
0.047
D2
RL104A
D4
RL104A
C84
0.001
R12
100
C7
0.1/50
C8
0.068
C10
180P
R15
12K
R16
3.3K
C18
0.47/50
R31
1.2K
C26
0.033
R40
5.6K
C24
2.2P
C27
0.001
C30
0.1/50
C31
220/6.3
C32
0.01
R32
10K
R33
1.2K
C19
1/50
C20
47/16
R36
220K
C21
0.0033
R35
220K
D3
RL104A
C11
0.1
R18
15K
R1
22
C35
1/50
C4
0.1/50
C14
0.01
C28
0.1
C29
4.7/50
R17
33K
R24
47K
R23
10K
R25
1.5K
R27
39K
C16
0.0047
R9
100K
R8
15K
C54
0.001
C5
0.033
R10
2.2K
C6
0.033
R11
6.8K
IC3
M56748FP
FOCUS/TRACKING/SPIN/SLIDE DRIVER
C36
100/16
R48
10K
R34
22K
C3
1/50
R19
1K
R20
1K
R30
6.8K
C17
0.001
R29  56K
R28  10K
R42
47K
R44
33K
R43
56K
R41
47K
C15
0.01
R39
1K
C25
27P
Q1
KTA1266 GR
3
2
1
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
17
18
16
9
6
15
14
13
12
11
10
8
7
5
4
3
2
1
1
2
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
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
CD_PUIN
SL_–
SL_+
SP–
SP+
CO IN(DSP)
WRQ(DSP)
RWC(DSP)
CD_GND
TP1
HF
FE1
SLOF
SLOF
FSC
FOSTA
TE
F
E
B
A
K
K
E
B
A
F
K
E
B
A
F
4.2V
1.5V
4.8V
CV+
CV–
SLOF
HFL
TES
TOFF
TGL
JP+
JP–
RFSM
RFS–
SLC
RF
REF
OR
REF
REF
REF
REF
SL+
SL–
SLD
SLEO
SPO
SP–
SPG
SPI
SP
AGND
FE–
FE
FA
FA–
FD–
GEN
GEN
GEN
FD
TO
JP
TD–
TD
TH
TA
REF
JP
REF
TO
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
REF
SCI
TESI
TE
TE–
TB
F
E
FIN1
FIN2
VCC1
LDS
BH1
PH1
LF2
VR
REFI
VCC2
DRF
CE
DAT
CL
CLK
DEF
SLI
DGND
REF
LDD
RF
REF
REF
FE1
VCR
VCR
VCR
VCR
TGL1
THDL
GL
THD
VCC
DEF
HFL
DRF
CE
CL
SLOF
FSTA
LATOH
TOSTA
FOSTA
S.Q.R
FSTA
8/12CM
LASER
2FREQ
JP+
JP–
CV+
CV–
REF
REF
JP
REF
-
+
EFBAL
FSC
SLOF
JPCLO
FSS
TBC
CNS1B
CNS1A
CNS2B
CNS2A
CNP3A
CNS3B
CNS3A
M1
DISC
MOTOR
M2
SLED
MOTOR
SW4
PICKUP
IN
CNP3
CNP2
CNP1
+B
+B
+B
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+–
+–
+ –
+ –
+ –
+ –
+
–
+
–
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.4V
2.5V
2.5V
2.5V
2.5V
2.4V
2.5V
2.5V
2.4V
2.4V
0V
2.2V
2.2V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
0V
2.5V
2.4V
2.5V
2.5V
2.5V
0V
0V
4.8V
0V
0V
4.8V
4.8V
0V
1.5V
2.4V
2.5V
2.4V
0V
2.5V
0V
2.5V
4.8V
0V
2.2V
1V
1V
2.5V
2.5V
4.8V
0V
0V
4V
4V
2.4V
0V
4.2V
4.8V
4.7V
0V
0V
0V
2V
2.5V
2.5V
2V
2V
0V
0V
0V
2V
2.5V
2.5V
0V
2.5V
2.5V
4.7V
0.7V
2.5V
0V
1.8V
2.5V
2.5V
2V
2V
0V
0V
0V
1.8V
2.5V
2.5V
0V
0V
0V
10
12
5
4
3
2
9
6
7
1
8
– 23 –
CD-C451H
Figure 23 SCHEMATIC DIAGRAM (2/14)
7
8
9
10
11
12
2
CNP11
D1
1SS133
C44
100P
C45
100P
C47
100P
C22
220P
C23
0.0027
8
R53
1.2K
C74
220P
C73
220P
R73
390
R74
390
C43
330/6.3
C48
100P
C49
100P
C81
47/16
C57
0.001
D4
RL104A
R62 1K
R63 1K
C38
0.01
R61 1K
R57 1K
3
R60
1K
R52
27K
C40
0.047
C39
0.047
R50
680
R90 1K
R91 1K
R89 1K
R83
3.9
C83
0.022
D82
1SS133
D81
1SS133
C72
10/50
C71
10/50
R93
220
C42
15P
C41
12P
C35
/50
R88 1K
C28
0.1
CNP10
R51
3.3M
R42
47K
R44
33K
R39
1K
IC2
LC78622K
SERVO/SIGNAL
CONTROL
C46
100P
C53
0.022
R47
10K
C37
0.022
Q91
KTA1271 Y
Q93
KRC102 M
R87
10K
R86
2.2K
D91
1SS133
R82
6.8K
C82
47/16
L61
0.82
µ
H
C51
100/16
ZD61
MTZJ5.6B
R66
220
R64
22
C52
100/16
Q52
KTC3203 Y
C56
0.022
R72
2.7K
R71
2.7K
C50
0.022
R55
150
R81
2.7K
R85
56 (1/2)
C75
0.001
4
3
2
9
8
7
6
5
1
14
13
12
11
10
1
2
2
1
1
2
3
4
5
6
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
3
2
1
CNP99
6
1
2
3
4
5
46
47
49
56
60
61
1
13
24
38
37
36
35
34
33
32
31
30
29
28
27
26
25
23
22
21
20
19
18
17
16
15
14
12
11
10
9
8
7
6
5
4
3
2
64 63 62
59 58 57
55 54 53 52 51 50
39
40
41
42
43
44
45
48
1 2 3 4 5 6 7 8 9
R59 1K
R58 1K
Q51
KRC107 M
R80
6.8K
R54
330
12V
6.5V
0V
0V
0V
6.4V
1V
6.5V
6.5V
2.9V
BIM5
FSEQ
EMPH
CONT5
C2F
TEST3
LVSS
MUTEL
MUTER
SBSY
EFLG
UP/DOWN
DISC NO.
OPEN/CLOSE
PUIN SW
SLD–
SLD+
D_GND
DRF (ASP)
RES(DSP)
CQ CK(DSP)
SQ OUT(DSP)
CO IN(DSP)
WRQ(DSP)
RWC(DSP)
UP/DOWN
GND(D)
DISC NO.
OPEN/CLOSE
GND(D)
M+
GND(M)
SOL
GND(D)
CNS10
SW3
DISC NUMBER
CNS5
SW2
MECHA UP
SW1
OPEN
CLOSE
SENSOR
PWB-F
CD SERVO PWB-C
M3 T/T
UP/DOWN
LOADING
LOCK
SOLM2
SOLENOID
0V
12V
CD_LD_M–
CD_LD_M+
R-CH
TO MAIN PWB(2/3)
P32 6-A
CNS11
A_GND
L-CH
D-GND
7.3V
M_12V
6.5V
5.5V
CD_LCH
4.9V
+5V
A_GND
CD_RCH
XL1
16.934MHz
X-TAL
GENERATOR
4M
16M
/RES
/CQCK
COIN
SQOUT
RWC
WRQ
FSX
PW
SFSY
SBCK
TEST11
U-COM
INTERFACE
SUB-CODE
XVSS
XIN
XOUT
XVDD
RVDD
RCHO
RVSS
LCHO
LVDD
NC
TEST4
TEST1
1BIT
DAC
4FS
DIGITAL
FILTER
DOUT
DIGITAL
OUT
ERROR COERECT
FLAG CONTROL
VCO CLOCK
OSC CONTROL
SLICE LEVEL
CONTROL
SYNC-DETECT
EFM DEMODULATE
EXTERNAL
OUTPUT
CLV
DIGITAL SERVO
CONT4
CONT3
CONT2
CONT1
VDD
PCK
JP–
JP+
TGL
TOFF
DEF1
PDO
VVSS
ISET
VVDD
FR
VSS
EFMO
EFMIN
TEST2
CLV+
CLV–
V/P
HLF
TES
SERVO
COMMAND
2KX8
RAM
M
TA1
/CS
TEST5
0V
0V
12V
3
2
1
IC81
TA7291S
LOADING MOTOR DRIVER
TO DISPLAY PWB(2/3)
P32 2-A
CNS12
+B
+B
+B
+B
+B
+B
+B
+B
+B
3
1
2
2.9V
0V
0V
–
+
M–
0V
0V
0V
1.9V
4.8V
0V
0V
2.5V
2.5V
0V
0V
0V
4.8V
0V
0V
0V
0V
0V
0V
4.8V
0V
2.5V
0V
0V
0V
0V
4.8V
2.5V
0V
0V
4.8V
4.8V
2.4V
2.5V
4V
4V
4V
0V
0V
0V
2.4V
0V
2.4V
0V
0V
0V
0V
0V
0V
4.8V
4.8V
0V
2.2V
0V
2.1V
2.2V
4.8V
4.5V
2V
0V
2V
4.5V
0V
0V
CD SIGNAL
CD SIGNAL
11
CD-C451H
– 24 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
Figure 24 SCHEMATIC DIAGRAM (3/14)
(UJ)
(UJ)
2
1
8
7
6
5
4
3
2
1
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
24
23
22
21
20
19
18
8
7
6
5
4
3
2
1
+B
+B
+B
+B
+B
0V
2
(12.1V)
(1.2V)
12.1V
3
12.1V
(0V)
(0V)
9.4V
0.8V
0V
(0.7V)
0V
0V
0V
(0.7V)
0V
0V
0V
(0.7V)
0V
0V
0V
(0V)
3.9V
0V
X IN
X OUT
VSS
AOUT
AIN
PD
VDD
FM IN
MW
AM IN
FM
MO/ST
ST IND
IF IN
CE
DI
CL
DO
FM
2
MW+B
1
(CH)
FM MUTE
LEVEL
AM IIF
3
2
1
IC303
LA1832
FM IF DET/
FM MPX/AM IF
FM DET
FM IF IN
AM MIX OUT
AM OSC
IN
AM OSC
OUT
REG
FM
AFC
AM RF
IN
VSM
CUT
AM LOW
STEREO
SD
GND
AM IF
IN
OUT
FM/AM
LOW PA
FILTE
FM IF AMP.
LW ANT.
MW ANT.
(CH)
MW
OSC.
3
2
1
C326
18P
(CH)
(CH)
LW OSC.
MW/LW
LOOP
ANTENNA
BALUN
FM
75ohms
ANTENNA
TERMINAL
3
2
1
IF OUT
GND
F OUT
VT
VCC
GND
GND
ANT
R369
82
Q371
KTA1266 GR
C327 680P
D351
1SS13
D352
1SS133
R382
150
C380
10/16
R378
82K
R373
1K
R372
1K
R374
1K
R371
1K
C350
0.022
C352 10/16
C351 0.022
R351 5.6K
C399
0
022
C353
0.022
C354
0.022
R393
1K
C364     10/16
C366     0.001
C365     0.022
C363     0.022
C343
33P
VR351
10K(B)
C325
220P
R335
100K
D301
1SS133
CNP301
R349
33
R344
470
R345
4.7K
R301
330
C346 0.022
C345 0.022
C321
100/16
L354
R379
2.2K
C382
15P
C381
12P
(CH)
X352 4.5MHz
C385
0.01
R377
47K
L351
100
µ
H
45
R358
8.2K
C342
0.022
R3
27
CF351
C361     0.022
D304
1SS133
C301
0.001
D303
1SS133
L341
C362 3.3/50
Q362
KRA107 M
C393
1/50
R380
1.5K
R381
10K
C394
47/16
SO301
C387
0.022
C392
0.001
L353
1mH
C397
0.022
R346
330
R347
6.8K
C341
0.022
R348 680
FE301
FM FRONTEND
CF301
Q301 2SC380 O
C347
0.022
C328 0.022
R334
5.6K
C334
18P   (UJ)
R336
4.7K
R337
470
R324
100K
T305
C324
27P
R333
5.6K
T306
C336
470P
C335
18P
VD301-2
KV1236Z23F
R323
68K
Q303
KTC3199 GR
Q304
KTC3199 GR
C384 0.001
CF302
T301
C322
6.8P (CH)
C333
22P (CH)
C323 0.022
R331
5.6K
C330 10P
T302
C332
0.022
R319
100K
C331 0.047
VD301-1
KV1236Z23F
Q302
KTC3199 GR
D302
1SS133
R352
1K
CF352
T351
C337
0.022
C339
22P
IC302
LC72131 PLL (TUNER)
C338
0.001
C329
33P
C302
0.001
CHASSIS
GND
CHASSIS
GND
CHASSIS
GND
C367
1/50
R350
2.7K
R332
100K
R397
1K
L342
2.2mmH
– 25 –
CD-C451H
Figure 25 SCHEMATIC DIAGRAM (4/14)
7
8
9
10
11
12
12 11 10
9 8 7 6 5 4 3 2 1
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
7
6
5
4
3
2
1
8
13
12
11
10
18
17
16
15
14
13
12
11
10
9
8
7
6
5
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
2.6V
(0V)
(0V)
2V
(0V)
5.2V
(3.6V)
0V
(0V)
3.9V
0V
(12.1V)
11.3V
(0V)
11.3V
12.1V
(0V)
(0V)
0.7V
0.7V
0V
0V
0V
0V
VREF
SYR
CE
DI
CL
DO
RDS-ID
SYNC
VDDD
VSSD
XIN
XOUT
FLOUT
VSSA
MPXIN
CIN
T1
T2
VDDA
MO/ST
ST IND
IF IN
AM SIGNAL
FM SIGNAL
TO MAIN PWB(2/3)
P32 5-H
CNP303
SD
SM
R
L
TUN MUTE
A GND
A+12V
DI
CE
DO
CLK
D GND
3
2
1
FM DET
CU
STEREO
SD
GND
OUT
FM/AM
VCC
IF OUT
PHASE
PHASE
(FM/AM)
MO/ST
R-CH  OUT
MPX
IN
MPX VCO
L-CH OUT
(CH)
TP
TP
TP
(CH)
LOW PASS
FILTER
MUTING
MUTING
TP
1
R
D351
1SS133
R385 5.6K
C391
47/16
R384
5.6K
3
R376
1K
R378
82K
C386
330P
CNP303
R354
3.9K
C399     0.022
0.022
C354
0.022
R393
1K
C358
1/50
ZD351
MTZJ5.1B
RT49
390
RT48
390
CT43
10/16
RT21 100K
RT26
1K
RT51 1K
RT52 1K
RT53 1K
RT54 1K
RT28
1K
RT30
1K
LT22
2.2
µ
H
RT37
220K
RT36
220K
C366     0.001
R356
1K
C369   27P
C373
0.033
C374   0.033
R357   470K
R364 2.2K
L354
85
01
R377
47K
51
µ
H
R363
2.2K
R366
10K
R368
33K
R365
10K
C375
3.3/50
R367
1K
Q353
KTC3199 GR
Q354
KTC3199 GR
X351
456KHz
C368
1/50
R353
270
L352
100
µ
H
CT23
10/16
ICT21 LC72720
RDS DECORDER
C355
22P
C370
1/50
ZDT21 MTZJ5.1B
C357
2.2/50
R355
3.3K
C356
0.001
CF351
C398    100/10
RT32 10K
RT33 56K
QT21
KTC3199 GR
CT37
0.022
RT34
56K
R362
470
C372
1/50
R361
470
C371
1/50
D353
1SS133
R395
47K
R359 1.8K
R360
4.7K
C396
100/10
C395
0.022
Q360
KTA1266 GR
R383
5.6K
R392
390
R391
390
CT24
0.022
CT25
560P
XT21 4.332MHz
CT26
22P
CT29
0.022
CT28
47/10
RT29
1K
LT21
2.2
µ
H
CT21
47/10
CT22
0.022
CT36 0.022
R387
22K
Q361
KRC107 M
MPX PHASE
ZD352
MTZJ3.9B
CT27
22P
C367
1/50
R350
2.7K
RT35
220K
TUNER PWB-H
R370
1K
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Download Sharp CD-C451H (serv.man9) Service Manual (Repair Manual)

Here you can read online and download Sharp CD-C451H (serv.man9) Service Manual in PDF. CD-C451H (serv.man9) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp CD-C451H (serv.man9) System. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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CD-C451H (serv.man9) Service Manuals

Preview DownloadPagesSize
CD-C451H (serv.man17) Adjustment procedures Service Manual 7 78.41 KB
CD-C451H (serv.man16) Dis-assembly instructions Service Manual 3 105.65 KB
CD-C451H (serv.man4) Front cover Service Manual 1 42.48 KB
CD-C451H (serv.man5) Safety precautions Service Manual 1 67.83 KB
CD-C451H (serv.man6) Waveforms of compact disc section Service Manual 1 259.78 KB
CD-C451H (serv.man7) Types of transistor and LED Service Manual 1 9.97 KB
CD-C451H (serv.man8) Trouble shooting the compact disc section Service Manual 4 111.62 KB
CD-C451H (serv.man10) Removing and re-installing main parts Service Manual 1 18.68 KB
CD-C451H (serv.man11) Notes on schematic diagram Service Manual 1 9.97 KB
CD-C451H (serv.man12) Names of parts Service Manual 2 43.44 KB
CD-C451H (serv.man13) Important serviceing notes Service Manual 1 67.83 KB
CD-C451H (serv.man14) IC function tables Service Manual 10 66.75 KB
CD-C451H (serv.man15) Flourescent display Service Manual 1 23.04 KB
CD-C451H (serv.man2) Part offrom the User Guide / Operation Manual 1 43.04 KB
CD-C451H User Guide / Operation Manual 32 1.14 MB
CD-C451H (serv.man3) Parts Guide 16 1.1 MB
CD-C451H (serv.man18) from the Specification 1 6.08 KB
CD-C451H (serv.man19) Correction of part number printing errors Technical Bulletin 1 53.17 KB
CD-C451H (serv.man20) Correction of speaker box part numbers Technical Bulletin 1 115.45 KB
CD-C451H (serv.man21) Correction of part number for BI1201 CNS12 Technical Bulletin 1 26.44 KB
CD-C451H (serv.man22) Change of the playback head for tape 2 Technical Bulletin 1 7.09 KB
CD-C451H (serv.man23) Part number for cleaning compact disc Technical Bulletin 1 8.61 KB
CD-C451H (serv.man24) Correction of the part number for the record playback head Technical Bulletin 1 6.31 KB

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