Read Sharp CD-CH1500 (serv.man5) Service Manual online
– 33 –
CD-CH1500H/CD-CH1500W
Figure 33 SCHEMATIC DIAGRAM (12/14)
7
8
9
10
11
12
10
8
9
11
12
13
14
15
1 2 3 4 5
AC POWER
SUPPLY
CORD(239)
+B
SUB TRANS PWB-D2
SPEAKER PWB-D1
FROM
HEADPHONES
PWB
1
2
3
MAIN
MAIN
SUB
WOOFER
POWER PWB-D3 (1/2)
+B1
T.F.
SP L-CH
SP R-CH
GND
SP R-CH
SP L-CH
GND
SP L-CH
SP L-CH
GND
SP R-CH
SP R-CH
GND
M
+
CNS730
P27 8 - C
+B
+B
+B
+B
RELAY DRIVER
+B
+B
+B
+B
-B
-B
-B
+B
+B
Ch2
Out
Ch2–
+
+Vcc
–Vcc
2
1
2
1
1
2
3
4
2
3
4
6
8
2
5
1
3
7
4
5
4
6
8
1
2
2
7
3
1 2 3 4 5
5
2
4
1
2
3
4
5
3
1
3
2
1
1
2
3
2
1
2
1
AC 230 V,
50 Hz
3
2
1
1 2 3 4 5
-
+
+
-
+
-
+
-
When Servicing, pay attention as the
area enclosed by this line ( ) is
directly connected with AC main voltage.
area enclosed by this line ( ) is
directly connected with AC main voltage.
K802
K801
Q200, Q210, Q212: FAN MOTOR DRIVER
SP RELAY
ON-OFF
R271
4.7(1/2W)
R274 22K
COR801
R213
100
R835
56
R834
56
Q200
KTC3203 Y
C200
47/16
R296 220
R200 100
CNP204
FR251
100(1/4W)
Fusible
C258
100/16
DZ201
MTZJ5.6B
R299
3.9K
D210
DS1SS133
C257
10/50
R283
470K
R284
1K
Q210
KTC3199 GR
Q212
2SA562 Y
R281
12(1/2W)
R251
10K
Q211
KTC3199 GR
D802
DS1N404S
C237
100/50
CNP207
D812
D815
D814
D813
C835
0.047
(ML)
C830
470/35
C825
1000/6.3
D818
DS1SS133
F807
T3.15A L 250V
C836
0.0047
RY801
D819
DS1SS133
C252
2200/50
C253
3300/63
C254
3300/63
C255
2200/50
R276 22K
R275 22K
R273 22K
SO201
SPEAKER
TERMINALS
D208
DS1SS133
RY202
Q209
KTC3199 GR
R268
330(1/2W)
RY201
D207
DS1SS133
R270
330(1/2W)
R269
330(1/2W)
R267
330(1/2W)
R254
10K
R253
1K
R272
4.7(1/2W)
C246
0.1(ML)
C245
0.1(ML)
BI201B
BI201A
C243
0.1(ML)
R265
4.7
(1/2W)
R266
4.7(1/2W)
C244
0.1(ML)
CNP803
C824
0.047(ML)
C823
100/16
CNP802
F808
T2A L 250V
R264
56K
R280 56K
R263
56K
C256
47/50
C202
0204(2Ch)
ER AMP.
ER AMP.
D204
DS1SS133
C231
0.0015
R260
1K
R298
22K
R297
22K
04
99 GR
C242
10/50
C241
10/50
R255
0.1(1W)
C239
0.022
R257
10K
R259
1K
Q203
KTC3199 GR
Q208
KTC3199 GR
D203
DS1SS133
R243
1K
D206
DS1SS133
C233
1/50
R245
820
R247
56K
R249
1K
C235
15P
Q207
KTC3199 GR
F801
T2A L 250V
F804
T5A L 250V
F803
T5A L 250V
F806
T4A L 250V
CNP203
BI808
D816 TS6B04GM
C833
0.22
C832
0.22
C831
0.22
D817 TS6B04GM
C834
0.22
F805
T4A L 250V
C827
0.22
D807
D805
C826
0.22
D804
D806
T802
SUB POWER
TRANSFORMER
Q807
KTC3199 GR
R814
100
R815
47K
CNS200
CNS808
CNP801
T801
MAIN POWER TRANSFOMER
MO200
FAN
MOTOR
R207
12(1/2W)
R295
1K
C265
0.01
0.01
C263
0.01
0.01
C280 0.001
C279 0.001
C281 0.001
C282 0.001
C261
0.01
0.01
R287
6.8
R285
6.8
C259
0.01
0.01
L201
0.29
µ
H
C268
0.01
0.01
R290
6.8
C272
0.01
0.01
R292
6.8
C270
0.01
0.01
C274
0.01
0.01
L204
0.29
µ
H
C278 0.001
C277 0.001
R291
6.8
C269
0.01
0.01
C271
0.01
0.01
C267
0.01
L203
0.29
µ
H
R289
6.8
C264
0.01
R286
6.8
C260
0.01
C266
0.01
C262
0.01
L202
0.29
µ
H
R288
6.8
C273
0.01
0.01
RP805
2.2
Posistor
IC808
KIA7805AP
L802
AC LINE
FILTER
D812-D815: DS1N404S
IC808
CONSTANT
VOLTAGE
REGULATOR
D804-D807: DS1N404S
31V
0V
0V
0V
-30V
-31V
-0.2V
-0.2V
0V
0V
0V
0V
0V
0V
0V
4.6V
4.6V
4.6V
4.6V
0V
0V
0V
0.1V
0.8V
0.8V
0.2V
0V
0.8V
5.7V
10V
0.7V
0V
0V
0V
0V
8.2V
0V
8.6V
4V
2.7V
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