Sharp CD-BA300 Service Manual page 23

+B
R601 1K
R602 1K
24
CLK R603 1K
+B
VDD
23
C602
VREF
22
22/50 C608
C614
C610 0.1(ML) 10/50
ROUT
21
0.1(ML)
RBASS
20
C612 R606
RTRE
0.0027 3.9K
19
C620
RIN 1/50
18
C622
4.7/50
RSEL0
17
C624
R4 1/50
16
C626
1/50
R3
15
C628
1/50
R2
14
R618
C630
1.8K
R1 1/50
13
C642
0.0033
CD_GND
+B
+B
+B
+B
+B
21
+B
L05
3
A7805AP
3
C859
0.047(ML)
R638
470K
REC_R
REC_L
R157
220K
0V
R153
R154
10K
10K R637
0.7V
470K
Q121
0V
GR
KTC3199 GR
R158
220
16 15 14 13
6K
ME
6K
9 11
10 12
2
11.6V
C141
47/25
0V
0V
R145
0V
10K
C150
0.0082(PP)
C151
0.039(ML)
7
IC601
AUDIO PROCESSOR
+B
+B
+B
D_GND
+B
+B
+B
+B
+B
+B
+B
1
0V
0V
3 Q126
KRC104 M
+B
+B
CNP601
1 2 3
1
FC701
8
Figure 23 SCHEMATIC DIAGRAM (4/10)
+B
-B
-B
+B
4 5 6 7 8 9
10 11 12 13
CNP701
TO
DISPLAY PWB
P21 12-D
9 10
– 23 –
MAIN PWB-A (1/2)
FM SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
CD SIGNAL
VIDEO SIGNAL
R631 C631
3.3K 390P
R632 C632
3.3K 390P
D601 DS1SS133
D602 DS1SS133
+B
+B
14 15 16 17 18 19 20 21 22 23
11
CD-BA300
R633
L-CH
15K
JK601
VIDEO IN
R-CH
R634
15K
C601 0.022
CHASSIS
TUN_R
1
A_GND
2
TUN_L
3
DO
4
CE
5
DI
6
CLK
7
D_GND
8
A_+10V
+B
9
23
12