Sharp CD-C602 Service Manual page 21

R238
10K
C231
0.047
(ML)
R243
10K
R239
100
C235
0.0033
R246
10K
C237
1/50
C229
22/16
9
8
Nor/
–
56K
CrO2
+
45K
HIGH=CHROME
ACK AND RECORD/PLAYBACK AMP.
+
56K
–
ALC
17 16
C230
22/16
34
K
R240 R244
100 10K
C232
0.047
(ML)
+B
11.77V
V
R235
2.2K
GR
11.68V
2
6
7
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R230
22K
C241
100/10
+B
R256
15 14 13
470
RIPPLE VCC
ALC GND
10 11 12
R255
1K
+B
8 9
Figure 21 SCHEMATIC DIAGRAM (6/9)
Q210
0V
0V
KTC3199 GR
Q213
0V
0V
KTC3199 GR
REC MUTING
R249 R245
0V 10K 0V
10K
R266
100K
R265
10K
R254
10K
0V
D205 R247
1SS133 10K
0.7V
0V
Q211
KTC3199 GR
SWITCHING
+B
R248
10K
+B
R252
R250
R257
100K
47K
150
7.23V
BIAS
-1.5V
OSC
Q212
0.5V
KTC3203 Y
C244
47/25
R253
12
C243
L203
0.027
330µH
(ML)
REC_SW
10
– 21 –
CD-C602,CP-C602
24
RECL
R259
100K
25 PLAYL
26
PLAYR
RECR
27
R258
100K
+B
28 +12V
GND(A)
GND(D)
R251
6.8K
+B
+B
REC
29
T1/T2
30
GND(MECHA)
+B
+12V (MECHA)
31
+B
T1 PLAY
32
T2 PLAY
33
1 1
2 2
11 12
TO
MAIN/
POWER
SECTION
P18 1-E
TO
DISPLAY
PWB
P24 4-A
SW608
TAPE1
PLAY