DOWNLOAD Sharp CD-C621H (serv.man18) Service Manual ↓ Size: 106.5 KB | Pages: 3 in PDF or view online for FREE

Model
CD-C621H (serv.man18)
Pages
3 Few pages! See other manuals at the bottom of the first or last page.
Size
106.5 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Block diagrams
File
cd-c621h-sm18.pdf
Date
PREV: Sharp CD-C621H (serv.man17) Service Manual

Sharp CD-C621H (serv.man18) Service Manual ▷ View online

– 17 –
CD-C621H
 Figure 17 BLOCK DIAGRAM (1/3)
27
1
2
3
4
1
8
6
7
18
24
40
20
4
5
15
23
16
26
27
7
2
25
20
29
35
14
21
22
38
39
28
41
42
37
36
PU-IN SW
XL1
XIN
LD0
FIN2
JP–
CV+
SLC
SL1
FIN1
E
F
TO
FD
SPO
NC
SLD
SL–
SL+
DRF
CL
DAT
CE
VCC1
6
+5V
PICKUP IN
SW4
FOCUS COIL
TRACKING COIL
M1
SPINDLE
MOTOR
M
M
M2
SLED
MOTOR
PICKUP UNIT
9
2
4
8
IC2
LC78622NE
SERVO/SIGNAL
CONTROL
+B1
IC3
M63001FP
FOCUS/
TRACKING/
SPIN/SLED
DRIVER
IC1
LA9241M
SERVO AMP.
RES. CQCK. COIN
SQOUT. RWC. WRQ
~
~
~
CL, DAT, SELIAL CONTROL/CE
Q51
SL+. SL–. DRF
9
8
7
6
5
4
3
2
1
GND (D)
MECHA UP
GND (D)
DISK NO.
OPEN/CLOSE
GND (D)
M–
M+
GND (M)
9
8
7
6
5
4
3
2
1
CNP10
M
+5V
+B1
62
64
45
36
23
43
37
38
39
40
33
38
39
46
24
25
10
1
2
3
4
5
6
10
26
58
53
~
64
62
51
10
12
11
22
20
32
40
43
44
53
52
51
54
31
30
29
23
27
16
15
41
44
Q1
Q52
+4.3V
Q81
+7.3V (B1)
REGULATOR
TO MAIN SECTION
(TO IC601)
XOUT
EFMO
EFMIN
CLV+
JP–
CONT2
CONT1
LCHO
LVSS
RVSS
RCHO
VVDD
VDD
LVDD
RVDD
XVDD
SW1
OPEN/CLOSE
SW2
MECHA UP
SW3
DISC No.
M3
LOADING
SOLM1
TO MAIN
SECTION
CNS10
+B5
~~
CNP11
11
CD-C621H
– 18 –
 Figure 18 BLOCK DIAGRAM (2/3)
VSSD
VDDD
XIN
XOUT
VSSA
VDDA
MPX
IN
DO
CL
DI
CE
XT21
4.332MHz
ICT21
LC72720
RDS DECORDER
X351
456kHz
FM IF
CF351
+B4
+B4
+B4
+B4
SM
VOLTAGE
REGURATER
+5V
QT21
AMP.
FM +B
VT
T306
T302
L341
CF302
DO
CE
CL
DI
CF301
FE301
FM FRONT END
Q360
MPX
VCO
CUT
R
L
Q354
Q353
PHASE
Q361
MPX
MPX
IN
FM/AM
OUT
IF IN
IC303
LA1832
FM/AM IF MPX.
IF
OUT
SD
FM MONO/ST
MONO/ST
AM RF IN
AFC
IN
OUT
VR351
FM MUTE LEVEL
AM OSC
REG
IN
OUT
VCC
FM IF IN
1
2
3
4
5
8
9
17
19
20
18
16
15
14
12
11
10
6
7
13
21
22
23
24
FM IF
AMP
Q301
FM IF
FM
X352
4.5MHz
OSC
STEREO
IC302
LC72131
PLL (TUNER)
IN
AM
FM IN
FMOSC
T351
AM IF
GND
OSC
FM
FM IF
BALUN
AM OSC
VOLTAGE
REGULATOR
AM ANT
AM RF
AM LOOP ANT
TUNER MUTE
MUTING
SO301
ANTENNA
TERMINAL
2
8
6
7
3
4
1
5
4
3
6
5
21
17
12
13
10
11
16
15
22
20
7
1
4
2
3
23
22
21
20
15
14
13
12
Q371
1
1
6 7
4
8
3
3
5
1 
24
2 
23
3 
4 
4 
21
5 
20
6 
7 
17
8 
9 
16
10
14
12
13
18
H/N 
T1/T2 
R-CH
L-CH
L-CH
R-CH
P.B 
REC 
TAPE  2
TAPE  1
L  NF
L(T1) 
R(T1) 
L(T2) 
R(T2) 
R  NF
L 
R 
POP  REDUCE
L  REC 
R  REC 
L 
R 
REC 
P.B.
REC 
ALC 
NOR/
HIGH
T1/T2 
REF 
L  NF
R  NF
PB  HEAD 
REC  PB  HEAD 
SWITCHING 
Q103~Q106 
AC  BIAS 
IC101
AN7345K
PLAYBACK  AND  RECORD
/PLAYBACK  AMP.   
PB
ERASE
HEAD 
SWITCHING
BAIS
Q126
Q124
L103
Q128
L104
Q111
Q110
Q109
Q107
Q108
SWITCHING
SWITCHING
SWITCHING
+B4
1
2
3
CNS11
FROM  CD  SECTION
CNP11   
SWM3
FOOL  PROOF
SWM4
F.A.S 
SOLM1
SOLENOID 
SWM5
CAM 
5 
16
4 
17
3 
18
2 
19
1 
20
9 
IC601
M62439SP
AUDIO  PROCESSOR
L 
L 
R
R
L 
R
L 
R
L 
R
L 
R
TUNER 
AUX 
TAPE
CD
3 
IC704 
1 
+B7 
–B1
+B5
2 
BAI
T1/T2
REC 
MUTING
Q121
Q122
+B4 
FM/AM
SWITCHING   
13
8 
BIAS
OCS
15
19
11
10
JK601
VIDEO/AUX
KIA7042AP
RESET
4
8
–B1
+B5
IC563
KIA4558P
OPE AMP.
IC562
KIA4558P
OPE AMP.
– 19 –
CD-C621H
 Figure 19 BLOCK DIAGRAM (3/3)
Q704
SWM3
FOOL  PROOF
SWM4
F.A.S 
SOLM1
SOLENOID 
SWM5
CAM 
1 2 3  4 
15
25
16
26
28
37 38 39
FL701
DISPLAY
9 8 7 6 5 4 3 2 1 
IC701
IX0281AW
SYSTEM CONTROL
 MICROCOMPUTER 
9 
C601
2439SP
PROCESSOR
L 
R
VDD 
UNSWITCH
+B7
MEMORY
BACK  UP
VDD 
XL701
4.19MHz  
+B5 
+B7
KEY  
SW701
~SW730 
Q908
+B5 
M
Q960
+B5
RL901 
TO  CD  
SECTION 
M901
FAN  MOTOR 
JK970
HEADPHONES  
SO901
SPEAKER
TERMINAL   
T.F 
T801
POWER
TRONSFORMER
RL801 
AC  POWER
SUPPLY  CORD    
AC  230V  50Hz
T802
POWER
TRONSFORMER
Q803
Q802
+B6 
+B7 
UNSWITCH
3 
IC704 
1 
+B7 
2 
BAIS
T1/T2 
REC 
MUTING
Q121
Q122
+B4 
FM/AM
SWITCHING   
D801
D803~D806 
Q801
D807
~D809 
2 
3 
1 
+B7 
RX701 
Q705
Q706
Q707
2 
1 
3 
6
7 
L-OUT 
IC901
STK40704
POWER  AMP. 
–B
+B
R-OUT 
13
8 
Q601
Q602
ZD801 
Q603
Q604
+B1 
–B1 
+B4 
+B5 
+B2 
+7.3V 
+12V(ANALOG)
+12V(MOTOR) 
+5.6V 
+5V 
Q821
Q822
Q824
Q823
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR
Q702
Q703
AVDD
~
~
~
10
14
10
15
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
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
71
70
69
68
67
66
65
64
63
62
61
80
79
78
77
76
75
74
73
72
60
59
58
57
56
55
54
53
52
51
VDD
PHM1
D810~D813
FRONT
FRONT
SPEAKER
SURROUND
SPEAKER
F802
T4A L 250V
F803
T4A L 250V
F832
T500mA L 250V
F805
T2A L 250V
29
36
~
M
MM1
TAPE MOTOR
+B7
+B7
L801
–15V
KIA7042AP
RESET
Display

Sharp CD-C621H (serv.man18) Service Manual ▷ Download

  • DOWNLOAD Sharp CD-C621H (serv.man18) Service Manual ↓ Size: 106.5 KB | Pages: 3 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp CD-C621H (serv.man18) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp CD-C621H (serv.man18) System. Information contained in Sharp CD-C621H (serv.man18) 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.

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