Read Sharp WQ-CD60H (serv.man2) Service Manual online
WQ-CD60H
Figure 17 SCHEMATIC DIAGRAM (2/7)
7
8
9
10
11
12
– 17 –
12V
11V
10V
0V
10V
11V
1.2V
0V
1.2V
0V
0V
0V
0V
11V
11V
0V
0V
8V
12V
6.2V
0V
4.4V
0V
4V
5.8V
5.8V
6V
3.2V
POWER AMP.
IC601
LA4597
+12V
+12V
GND
+8V
4
3
2
CNS407
1
CONTROL PWB-F
POWER SUB PWB-D
DC12V["D"size(UM/SUM-1,
R20 or HP-2)batteryx8]
R20 or HP-2)batteryx8]
D801~D804: 1N4004
TRANSFORMER
T801
POWER
SO801
AC POWER
SUPPLY SOCKET
AC 220-240V
50Hz
T. F.
F801
T1.25A
L 250V
BATTERY 12V
C804 0.02
C803 0.02
C802
0.02
C801
0.02
D801
D802
D804
D803
CNS681
1 2
CNP681
1 2
6
6
1
4
L-CH
GND
R-CH
MUTE
+B
CNS405
1
4
3
2
SW401:
POWER/FUNCTION
POWER/FUNCTION
+B
N
NC
401~D407: 1N4148
R439
1K
CD
FM STEREO
ADIO MONO
TAPE
SW401-C
4
3
2
CNP641
1
POWER PWB-H1
SPEAKERS
+
–
+
–
+B
+B
+B
CNP642
1
4
3
2
D601
1N4148
D602
1N4148
R601
1K
R602
1K
POWER MUTE
C601
1/50
EARPHONE
PWB-H2
PWB-H2
5
4
2
3
3
R609
120
J601
EARPHONE
R610
120
R-CH
SP2
8OHM SPEAKER
SP2
8OHM SPEAKER
L-CH
SP1
8OHM SPEAKER
SP1
8OHM SPEAKER
4
3
2
CNS604
1
4
3
2
CNP604
1
R615
1K
C602
1/50
C621
1/50
R604
4.7K
R621
100K
R603
4.7K
Q602
2SC1815 GR
Q601
2SC1815 GR
Q603
9015 C
D604
1N4148
D603
1N4148
R624
6.8K
R622
22K
R623
10K
C631
47/25
C632
2.2/25
1
3
2
VOLTAGE
REGURATOR
IC602
KIA7808
3
6
+B
C628
2200/25
C627
2200/25
C626
0.022
C611
1000/16
C612
1000/16
C610
0.1
(ML)
C609
0.1
(ML)
C608
100/16
C607
100/16
13
12
11
9
10
8
5
C622
220/25
C604
0.001
(ML)
2
C606
47/25
C605
47/25
C603
0.001
(ML)
7
1
4
FM IF
SW301:
BAND SELECTOR
BAND SELECTOR
LW BAND
COVERGE
C365
82P
(CH)
6
5
4
3
2
CNP301
1
TUNER PWB-B
+B
C318
0.022
C319
0.022
C361
120P(CH)
LW
MW
FM
SW301-E
BAND SELECTOR
D305
1N4148
PLL FM MPX.
IC302
TA7343AP
C351
0.01
(ML)
C321
120P(CH)
fL
fH
L309 LW OSC.
+B
C317
0.022
C359
0.022
C358
0.022
SW301-D
R310
22K
R324
220
220
SW301-C
3
2
1
FM DET.
VCO
+B
C335 0.001
+B
+B
R321
150
+B
GND
RA +B
RA MO +B
R-CH
GND
L-CH
FM IF
IN
GND2
R322
100
R316
470
C332
1/50
C352
0.01
(ML)
R352
1.5K
C354
1/50
R354
2.7K
R356
3.3K
C356
0.015
(ML)
R351
1.5K
C353
1/50
R353
2.7K
R355
3.3K
C355 0.015
(ML)
C331
1/50
C339
0.022
C336
100/50
VR301 10K(B)
C334 1/50
C333 3.3/50
R317 220K
R318
1K
R319 6.8K
R320
390
6
3
9
8
4
5
2
1
7
C330
100/50
VC304
TC304
C315
82P
(CH)
C314
0.04
307
50K
R309
1K
313
001
ML)
T303
R315
3.3K
CF302
10.7MHz
9
8
LW
FM
MW
MW
W
M
W
Click on the first or last page to see other WQ-CD60H (serv.man2) service manuals if exist.