DOWNLOAD Sharp CD-PC671H (serv.man4) Service Manual ↓ Size: 1.2 MB | Pages: 17 in PDF or view online for FREE

Model
CD-PC671H (serv.man4)
Pages
17
Size
1.2 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Schematic diagrams
File
cd-pc671h-sm4.pdf
Date
PREV: Sharp CD-PC671H (serv.man3) Service Manual

Sharp CD-PC671H (serv.man4) Service Manual ▷ View online

CD-PC671H/651H
– 30 –
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 30 SCHEMATIC DIAGRAM (9/13)
CD-PC671H
R981
1K
R981
1K
D902
DS1SS133
R979
1K
Q908
KTC3199 GR
C981
22/251
C931
47P
C930
47P
C932
0.001
R911
22K 
R910
22K 
R921
22K
R961
39K
R964
4.7K
R965
4.7K
 C937
0.1(ML) 
C935
0.1(ML) 
C934
0.1(ML) 
C936
0.1
(ML) 
C9
0.1
R9
4.7
R937
4.7 
R934
4.7 
IC901
STK40724  POWER AMP. 
C925
47/50
C918
47/50 
C829
220/25
C828
0.022 
ZD803 
DZ130BSB
R963
680(2W) 
R812
10
R804     47K 
C803      47/50 
ZD801
DZ6R2BSA 
C802      100/35
D821
DS1SS133
R801
12K 
R925
1K
C921
1/50
R926
1K
C922
1/50
C811
220/50
ZD802
DZ300BSB
R806
2.2K
Q801
KTA1274  Y 
C804
47/50 
D822
DS1SS133
C904
10/50
C820
0.1
(ML) 
C821
47/16 
C819
0.1
(ML)
C824
1/50
IC806
AN78L05
CONSTANT
VOLTAGE
REGULATOR
3
1
D823
DS1SS133
D824
DS1SS133
R810   10K 
C823
0.022  C822
10/35 
IC805
KIA7806P
VOLTAGE
REGULATOR
3
1
D818
DS1SS133
D819
DS1SS133
C827
0.1
(ML)
R809
10K 
IC804
KIA7812P
VOLTAGE
REGULATOR
3
1
C825
3300/25 
C801
2200/50 
R955 10K 
R932
18K 
C938
47/35 
C817
4.7/50
D817
DS1SS133
R807
10K 
C902   220P
R902   68K 
C901
1/50
R956
5.6K
R901   100K
R959
3.9K
C976
22/25 
R960
100K
D901
DS1SS133
Q904
KTC3199  GR
R957
1K
R904   68K 
R909
1K
C907
10/50
C906
1/50
R905
1K
C908
0.001 
R908   68K 
R906
10K 
C905   220P
R903   100K
C903
1/50
R907   1K
R913
100 
C912
100/50
C911
100/50
R912
100 
C920
560
C919
0.0015
C910
2200/50 
C909
2200/50
R920
100K 
R919
33K 
C808 0.22 (ML)
C807 0.22 (ML)
D801
TS6B04GM
D802
TS6B04GM
C809
0.22
(ML)
C810
0.22
(ML)
C806
0.047
(ML)
C805
0.047
(ML)
D803
1N4004S
D806
1N4004S 
D805
1N4004S
D804
1N4004S
C812
100/50
D807
1N4004S
D808
1N4004S
D809
1N4004S 
R916
1K
R924
1K
C915
120P
C923
120P
C926
47P
R931
1K
R930
56K
C929
15P
R933
10K 
C933
100/35
Q903
KRC107  M
R929
220 
C927
47/35 
R928
220 
C928
47/35 
R927
470
C924
15P 
R923
56K
R922
470
R917
56K
C916
15P
C917
47/50
R918
470
NC
SP_RLY
VLOAD 
VF1 
VF2 
VLOAD 
A_GND 
CENTER
UN_SW_5V
SW_5V 
AC_RELAY_CORL 
VF2 
VF1 
A_12V 
CENTER
REAR
FRONT_R 
FRONT_L 
A_GND 
–15V
REAR
CD_+B 
POWER 
SUB_WOOFER
M_12V 
M_GND 
CD_GND
D_GND(micom)  
A_GND 
3  Ch
+Vcc
–Vcc
–Vcc
GND 
1
2
3
4
5
6
7
9
10
11
12
13
14
15
16
17
18
19
20
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1
2
3
4
5
6
7
2
2
2
CNP803
BI801
BI801
CNP806
F832
T500mA L250V
NC
NC
Out 
Out 
Out 
Ch3 
Ch2 
Ch1 
Ch3 
Ch2 
Ch1 
+ 
– 
– 
– 
+ 
+ 
– 
– 
+ 
+ 
4 
1 
1 3 
1 2 
1 1 
1 0 
9 
8 
L:OFF 
H:ON
IC951
LA4451
POWER  AMP
+B1 
–B
1 
2 
3 
RL901 
D
D
–B
+B
+B
-B
+B2 
POWER  PWB-C1
FM  SIGNAL 
CNP501
FROM  MAIN  PWB
P23 8-H 
FROM  DISPLAY  PWB
P26 1-C
CNS806
2  1 
2  1 
C913
0.001
C963
0.1
(ML)
– 31 –
CD-PC671H/651H
7
8
9
10
11
12
Figure 31 SCHEMATIC DIAGRAM (10/13)
L904
L902
C962
0.001
C961
0.001
C973
0.022
L901
L903
L905
L801
Q906
KRC107  M
RL902 
Q907
KRC107  M
R964
4.7K
5
 C937
0.1(ML) 
5
ML) 
4
ML) 
C936
0.1
(ML) 
C940
0.1(ML) 
C987
0.1(ML) 
R940
4.7 
R937
4.7 
4
C959
0.1(ML) 
C960
0.1(ML) 
R949
4.7 
C965
0.022 
C967
0.0022 
C971
0.0022 
C966
0.022
R951
4.7 
C947
0.022
C948
0.022
R943
6.8
C951
0.022
C952
0.022
R945
6.8
C955
0.022
C956
0.022
R947
6.8
C957
0.022
C958
0.022
R948
6.8
C982
0.022
C983
0.022
R975
6.8
C984
0.022
C980  0.022
C970  0.022
C972  0.022
C985
0.022
R974
6.8
C953
0.022 
C954
0.022
R946
4.7 
R944
4.7
C949
0.1
(ML) 
C950
0.1
(ML) 
PT801
POWER  TRANSFORMER  
R942 270 (1/2W) 
D906
1N4004S 
D905
1N4004S 
D904
1N4004S 
C811
220/50
ZD802
DZ300BSB
2
.2K
4  Y 
C818
1000/6.3
IC803
AN78L05
CONSTANT
VOLTAGE
REGULATOR
3 1 
D903
DS1SS133
R966
15K 
C941
0.022 
C938
47/35 
R941 270 (1/2W) 
C944
1000/25 
C945
2200/25
C943
47/50
C942 47/50
C817
4.7/50
D817
DS1SS133
R807
10K 
R808
220
Q802
KRC107  M
D814
DS1SS133
D813
DS1SS133
D812
DS1SS133
D811
DS1SS133
C814
0.047
PT802
POWER
TRANSFORMER
C816
10/16 
D810
DS1SS133
C815
470/35
C808 0.22 (ML)
C807 0.22 (ML)
D801
6B04GM
02
04GM
C809
0.22
(ML)
C810
0.22
(ML)
C806
0.047
(ML)
C805
0.047
(ML)
C812
100/50
D807
1N4004S
D808
1N4004S
D809
1N4004S 
C813
100/50
R969
120(1/2W) 
C979
10/35 
R967
68K
R968
1K
C978
47/50
Q905
KTC3199  GR
 M
F902
T3.15A L250V
F901
T3.15A L250V
F903
T3.15A L250V
CNS804
T.F.
133  C 
D908
DS1SS133
D907
1N4004S 
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
1
2
3
CNS805
CNP805
CNP802
CNS802
1
1
2
2
CNS801
CNP801
2
1
CNP804
1
2
2 
F802
T5A L250V
F803
T5A L250V
F804
T3.15A L250
F805
T1.6 L250
– 
– 
+ 
+ 
M 
M901
FAN  MOTOR 
C826 0.0047
RL801 
1 
2 
3 
4 
5 
6 
7 
4 
3 
2 
 
0 
L:OFF 
H:ON
IC951
LA4451
POWER  AMP.
1 
2 
3 
1 
2 
3 
1 
2 
3 
RL901 
D909
DS1SS133
CNS99 
BI99
IC99
C99
100/10
C98
0.022
L99
2.2mmH 
1
2
3
1
2
3
1
2
3
+
–
+
–
+
–
L-CH
R-CH
L-CH
R-CH
FRONT  SPEAKER
6  OHMS  MIN.  
SURROND
SPEAKER
8  OHMS  MIN. 
SUB  WOOFER
6  OHMS
CENTER  SPEAKER
4  OHMS
SO901
SPEAKER  TERMINAL 
+
–
+
–
+
–
D825
DS1SS133
AC  POWER
SUPPLY  CORD
AC  230V  50Hz 
DIGITAL  OUTPUT  PWB-C2 
FROM  CD  SERVO  PWB
P29 12-D 
CNP99
R982
270K
C986
0.022
R976
68
C968
0.001
C964
0.001
When  servicing,pay  attention as
the  area  enclosed  by  this line
(          )is  directly  connected
 with  AC  main  voltage. 
CD-PC671H/651H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
Figure 32 SCHEMATIC DIAGRAM (11/13)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
CD-PC651H
R979
1K
R980
1K
D902
DS1SS133
R981
1K
Q908
KTC3199 GR
C981
22/251
C931
47P
C930
47P
C932
0.001
C946
0.001
C914
0.001
R911
22K 
R910
22K 
R921
22K
R964
4.7K
R965
4.7K
 C937
0.1(ML) 
C935
0.1(ML) 
C934
0.1(ML) 
C936
0.1
(ML) 
R937
4.7 
R934
4.7 
IC901
STK40704  POWER AMP. 
C918
47/50 
C829
220/25
C828
0.022 
ZD803 
DZ130BSB
R963
680(2W) 
R812
10
R804     47K 
C803      47/50 
ZD801
DZ6.2BSA 
C802      100/35
D821
DS1SS133
R801
12K 
R925
1K
C921
1/50
R926
1K
C922
1/50
C811
220/50
ZD802
DZ300BSB
R806
2.2K
Q801
KTA1274  Y 
C804
47/50 
D822
DS1SS133
C904
10/50
C820
0.1
(ML) 
C821
47/16 
C819
0.1
(ML)
C824
1/50
IC806
AN78L05
CONSTANT
VOLTAGE
REGULATOR
3
1
D823
DS1SS133
D824
DS1SS133
R810   10K 
C823
0.022  C822
10/35 
IC805
KIA7806P
VOLTAGE
REGULATOR
3
1
D818
DS1SS133
D819
DS1SS133
C827
0.1
(ML)
R809
10K 
IC804
KIA7812P
VOLTAGE
REGULATOR
3
1
C825
3300/25 
C801
2200/50 
R932
18K 
C938
47/35 
C817
4.7/50
D817
DS1SS133
R807
10K 
C902   220P
R902   68K 
C901
1/50
C963
0.1
(ML)
R901   100K
R904   68K 
C907
10/50
R905
1K
C905   220P
R903   100K
C903
1/50
R907   1K
R913
100 
C912
100/50
C911
100/50
R912
100 
C920
560
C919
0.0015
C910
2200/50 
C909
2200/50
R920
100K 
R919
33K 
C808 0.22 (ML)
C807 0.22 (ML)
D801
TS6B04GM
D802
TS6B04GM
C809
0.22
(ML)
C810
0.22
(ML)
C806
0.047
(ML)
C805
0.047
(ML)
D803
1N4004S
D806
1N4004S 
D805
1N4004S
D804
1N4004S
C812
100/50
D807
1N4004S
D808
1N4004S
D809
1N4004S 
C813
R916
1K
R924
1K
C915
120P
C923
120P
R933
10K 
C933
220/35
Q903
KRC107  M
R929
220 
C927
47/35 
R928
220 
C928
47/35 
C924
15P 
R923
56K
R922
470
R917
56K
C916
15P
C917
47/50
R918
470
SP_RLY
VLOAD 
VF1 
VF2 
VLOAD 
A_GND 
CENTER
UN_SW_5V
SW_5V 
AC_RELAY_CORL 
VF2 
VF1 
A_12V 
CENTER
REAR
FRONT_R 
FRONT_L 
A_GND 
–15V
REAR
CD_+B 
POWER 
M_12V 
M_GND 
CD_GND
D_GND(micom)  
A_GND 
2  Ch
+Vcc
–Vcc
–Vcc
1
2
3
4
5
6
7
9
10
11
12
13
14
15
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1
2
3
4
5
6
7
2
2
2
CNP803
CNP806
T
F832
T500mA L250V
NC
NC
Out 
Out 
Ch2 
Ch1 
Ch2 
Ch1 – 
– 
+ 
+ 
– 
– 
+ 
+ 
4 
1 
1 3 
1 2 
1 1 
1 0 
9 
8 
L:OFF 
H:ON
IC951
LA4451
POWER  AMP.
+B1 
–B
1 
2 
3 
–B
+B
+B
-B
+B2 
POWER  PWB-C1
FM  SIGNAL 
CNP501
FROM  MAIN  PWB
P23 8-H 
FROM  DISPLAY  PWB
P26 1-C
CNS806
C913
0.001
– 33 –
CD-PC671H/651H
Figure 33 SCHEMATIC DIAGRAM (12/13)
7
8
9
10
11
12
2
L904
L902
C962
0.001
C961
0.001
L901
L903
L801
When  servicing,pay  attention as
the  area  enclosed  by  this line
(          )is  directly  connected
 with  AC  main  voltage. 
Q906
KRC107  M
RL902 
R964
4.7K
65
7K
 C937
0.1(ML) 
935
1(ML) 
934
1(ML) 
C936
0.1
(ML) 
R937
4.7 
934
7 
C959
0.1(ML) 
C960
0.1(ML) 
R949
4.7 
C965
0.022 
C967
0.0022 
C971
0.0022 
C980
0.01
C966
0.022
R951
4.7 
C947
0.022
C948
0.022
R943
6.8
C951
0.022
C952
0.022
R945
6.8
C955
0.022
C956
0.022
R947
6.8
C957
0.022
C958
0.022
R948
6.8
C953
0.022 
C954
0.022
R946
4.7 
R944
4.7
C949
0.1
(ML) 
C950
0.1
(ML) 
PT801
POWER  TRANSFORMER  
R942 270 (1/2W) 
D906
1N4004S 
D905
1N4004S 
D904
1N4004S 
C811
220/50
ZD802
DZ300BSB
R806
2.2K
01
74  Y 
C818
1000/6.3
IC803
AN78L05
CONSTANT
VOLTAGE
REGULATOR
3 1 
D903
DS1SS133
R966
15K 
C941
0.022 
C938
47/35 
R941 270 (1/2W) 
C944
1000/25 
C945
2200/25
C943
47/50
C942 47/50
C817
4.7/50
D817
DS1SS133
R807
10K 
R808
220
Q802
KRC107  M
D814
DS1SS133
D813
DS1SS133
D812
DS1SS133
D811
DS1SS133
C814
0.047
PT802
POWER
TRANSFORMER
C816
10/16 
D810
DS1SS133
C815
470/35
C808 0.22 (ML)
C807 0.22 (ML)
D801
S6B04GM
D802
B04GM
C809
0.22
(ML)
C810
0.22
(ML)
C806
0.047
(ML)
C805
0.047
(ML)
S 
C812
100/50
D807
1N4004S
D808
1N4004S
D809
1N4004S 
C813
100/50
R969
120(1/2W) 
C979
10/35 
R967
68K
R968
1K
C978
47/50
Q905
KTC3199  GR
07  M
F902
T3.15A L250V
F901
T3.15A L250V
CNS804
T.F.
133  C 
D908
DS1SS133
D907
1N4004S 
1
2
3
4
5
6
7
1
2
3
4
5
6
7
1
2
3
1
2
3
CNS805
CNP805
CNP802
CNS802
1
1
2
2
CNS801
CNP801
2
1
CNP804
1
2
2 
F802
T5A L250V
F803
T5A L250V
F804
T3.15A L250
F805
T1.6A L250
– 
– 
+ 
+ 
M 
M901
FAN  MOTOR 
C826 0.0047
RL801 
1 
2 
3 
4 
5 
6 
7 
4 
1 
1 3 
1 2 
1 1 
1 0 
9 
8 
L:OFF 
H:ON
IC951
LA4451
POWER  AMP.
1 
2 
3 
1 
2 
3 
CNS99 
BI99
IC99
C99
100/10
C98
0.022
L99
2.2mmH 
1
2
3
1
2
3
1
2
3
+
–
+
–
L-CH
R-CH
L-CH
R-CH
FRONT  SPEAKER
6  OHMS  MIN.  
SURRUND
SPEAKER
8  OHMS  MIN. 
CENTER  SPEAKER
4  OHMS
SO901
SPEAKER  TERMINAL 
+
–
+
–
+
–
D825
DS1SS133
AC  POWER
SUPPLY  CORD
AC  230V  50Hz 
DIGITAL  OUTPUT  PWB-C2 
FROM  CD  SERVO  PWB
P29 12-D 
CNP99
R982
270K
C964
0.001
C973
0.01
C963
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