Sharp CD-ES770 Service Manual page 5

C601 C602
0.022
220/16
R603
1K
B
C603
C656 680
220/10
C610
C608
1/50 R604
0.082
10K
06
R606
3.9K
1
C612
0.0027
C614
1/50
C616
4.7/50
C618
1/50
C620
R642
1/50
10K
C622
1/50
R644
624
6.8K
50
R643
6.8K
+B
REC_R
R139
10K
0.7V
Q107
0V
KTC3875 GR
MUTING
R158
220
+B
BIAS
15 14 13
Q110
KRC104 S
11.6V
R141
0V 4.7K
Q109
10 11 12
KTA1504 GR
SWITCHING
0V
0V
0V
C138
0.0082
7
D690
1N4148H
+B
R641
10K
+B
0V
+B
+B
+B
18 19 20 5 7 21 22 23 24
P6-14 1-F
TO POWER SECTION
8
Figure 5 SCHEMATIC DIAGRAM (3/7)
JK691
VIDEO OUT
D691
1N4148H
25
9 10
– 5 –
GAME INPUT PWB-B2
FW901 1
1 M_+13V
SP_RLY
R-CH
GND
L-CH
5
5
WTM901
CNS603
1
1 1
R693
2 2
2
33K
3 3
3
R691 C691
8.2K
390P
4 4
4
R690 C690
5
5 5
8.2K
390P
6
R692
33K
BI603
CHASSIS
CE
A+10V
+B
DGND
DI
CLK
TUN_R
AGND
TUN_L
DO
CE
16
DO
15
CLK
14
DI
13
+B_PROTECT
12
D_GND
11
S_MUTE
10
T_T1/T2
REC/PLAY
T_BIAS
A+10V
M_+13V
SW_5V
SP_DET
SP_RLY
-20dB
CNP701B
11
CD-ES770
VIDEO IN
L-CH
AUX/VIDEO
R-CH
JK690
GAME
VIDEO INPUT
1
5
7
2
3
8
6
9
4
FFC701
16
9
8
7
6
5
4
3
2
1
1
12