Read Sharp QT-CD111H (serv.man11) Service Manual online
QT-CD111H/110H
– 15 –
11.83V
0V
8V
<3V>
<0.7V>
<0.1V>
1
1
5
5
HEADPHONES PWB-A4
SW102-G
C354 0.0056 (ML)
CNP201
CNS201
SW203-A
SW203-B
1N4148
D309
1N4148
D308
C302
0.022
C301
0.022
IC203
KIA7808P
VOLTAGE REGULATOR
VR201-A 20K (B)
VR201-B
20K(B)
C218 0.0039
R220
3.3K
C217 0.0039
R219
3.3K
C352
220/10
Q351
S8050D
R354
10
47K
R353
C353
0.022
(ML)
R351
220
150
R352
J6
82
C221
0.001
C223
100/10
C229 100/10
C233
1000/10
FW202
C227
3300/25
C228
1/50
C226 0.022
D201
1N4148
IC202 LA4597
POWER AMP.
C222
0.001
C225
220/25
C224
100/10
R215
2.2K
R216
2.2K
C213
0.1
C214
0.1
C230 100/10
SW201-D
C234
1000/10
C232
0.1
(ML)
C231
0.1
(ML)
SW201-C
SP502
SP501
M601
SW601
C654 0.022
C651 0.022
D651
1N4004
D652
1N4004
C652 0.022
C653 0.022
D654
1N4004
D653
1N4004
T601
POWER TRANSFOMER
SO651
CNP602
CNS602
R222
1K
R221
1K
R227 120
C219
0.047
(ML)
C220
0.047
(ML)
C216
0.039(ML)
C215
0.039
(ML)
C304
0.15/50
C303
0.15/50
3
2
1
1
2
3
4
5
6
7
8
9
10
11
12
13
M
1
2
3
1
2
3
1
2
2
2
R228
120
J201
HEADPHONES
R225
100K
R223
4.7K
Q201
2SC1815GR
Q202
2SC1815GR
R224
4.7K
R304
1.8K
R302
1.8K
+B
+B
+B
BATTERYS
DC12V["D"size(UM/SUM-1,
R20 or HP2)battery x 8]
+B
+B
+B
+B
R-CH
L-CH
SPEAKERS
–
–
+
+
VOLUME
(241-7)
MAIN
(241-6)
TAPE
MOTOR
TERMINAL PWB-A3
X-BASS
R
P
TAPE
AM
FM AUTO
CD
CD
FM AUTO
AM
TAPE
TAPE
–
+
OUT
IN
X VCO
76kHz
AC INPUT
MAIN PWB-A1(1/2)
RECORD SIGNAL
PLAYBACK SIGNAL
CD SIGNAL
FM SIGNAL
AM SIGNAL
1
9
8
7
6
5
4
3
2
1
12
11
10
PIN
NO.
VOLTAGE
IC2
1.6V
1.6V
6V (6.3V)
0.2V (0.7V)
1.6V
0V
0V
0V
2.5V
2.5V
5.1V (6.6V)
0.8V (1V)
1.6V
6V (6.3V)
0.2V (0.7V)
1.6V
0V
0V
0V
2.5V
2.5V
5.1V (6.6V)
0.8V (1V)
21
20
19
18
17
16
15
14
13
24
23
22
PIN
NO.
VOLTAGE
1.2V (0V)
1.9V (1.6V)
1V (1.3V)
1.7V
1.5V (1.7V)
1.5V (1.5V)
0.4V (0.4V)
6.1V (6.4V)
6.1V (6.4V)
1.6V
1.6V
1.6V
1.9V (1.6V)
1V (1.3V)
1.7V
1.5V (1.7V)
1.5V (1.5V)
0.4V (0.4V)
6.1V (6.4V)
6.1V (6.4V)
1.6V
1.6V
1.6V
( ): AM
< >: Recording
[ ]: Play
[ ]: Play
9
8
7
6
5
4
3
2
1
12
11
10
PIN
NO.
VOLTAGE
IC101
<0V> [3.23V]
<0V> [0V]
<0.6V> [0.6V]
<0V> [0V]
<0V> [0V]
<0V> [0V]
<0V> [0V]
<7.43V> [7.43V]
<0V> [0V]
<7.37V> [7.37V]
<0.6V> [0.6V]
<3.3V> [3.3V]
<0V> [0V]
<0.6V> [0.6V]
<0V> [0V]
<0V> [0V]
<0V> [0V]
<0V> [0V]
<7.43V> [7.43V]
<0V> [0V]
<7.37V> [7.37V]
<0.6V> [0.6V]
<3.3V> [3.3V]
9
8
7
6
5
4
3
2
1
13
12
11
10
PIN
NO. VOLTAGE
IC202
0.1V
0V
11.2V
0V
11.3V
0V
0.1V
12V
10.4V
5.8V
0V
5.8V
10.4V
0V
11.2V
0V
11.3V
0V
0.1V
12V
10.4V
5.8V
0V
5.8V
10.4V
7
8
9
10
11
12
Figure 15 SCHEMATIC DIAGRAM (4/4)
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