Sharp CD-BA1200H Service Manual page 23

+B
C604
CLK
24
100/25
23
DD
C605
C606
0.022
22/50
REF
22
C608
10/50
OUT
21
C610
R616
0.1(ML)
3.9K
SS
20
C612
0.1(ML)
TRE
19
C614
0.0027
RIN
18
C618
1/50
L0
17
C630
1/50
R4
16
R3 C624
15
1/50
C626
R2
14
1/50
R618
3.3K
R1
13
C628
1/50
R142
220K R143
220K
MUTING
Q111
MUTING
2SC3331
Q110
2SC3331
R141
0V 0V
10K
0.7V
0.7V
R140
0V
0V 10K
C128
R139
22/25
180
15
18 17 16 14 13
-
56K
+
1
Hich=CHROME
5K
+
56K
-
7 8 9 10 11 12
C129
22/25
C135
47/25
R135
10K
7
+B
+B
+B
+B
+B
+B
R144
47K
11.6V
Q112
KTA1266 GR
SWITCHING
0V
R145
4.7K
L103
100µH
1
0V
2 3
11.6V
0V
R146
82
Q113
(1/2W)
KRC104 M
BIAS
R147
0V
47K
0V
Q114
0V
R148
KTC3203 Y
22K
BIAS OSC
R149
C148
4.7
0.047
C140
0.0082
(PP)
L104
C141
330µH
0.039
(ML)
8 9
Figure 23 SCHEMATIC DIAGRAM (4/10)
+B
+B
C142
47/25
5
10
– 23 –
MAIN PWB-A1(1/3)
(D_GND)
GND
(A_GND) GND
A_10V
+B
CE
DI
CLK
TUN_R
TUN_L
DO
SM
SM
CE
DO
CLK
T_BIAS
T_T1/T2
REC/PLAY
M_GND
+B M_10V
+B
SMUTE
VF1
-VP
VF2
AC_RLY_CONT
UN_SW 5V
+B
D_GND
+B SW_5V
POWER
+B
+B
+B
15 14 16 21 10 12 22 11 13 20
P26 1 - G
TO POWER PWB
11
CD-BA1200H
10
4
5
7
6
9
2
3
8
1
1
1
2
3
DI
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21
FCC21
12