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
R641
10K
+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
0V 4.7K
Q109
10 11 12
KTA1504 GR
SWITCHING
0V
0V
0V
C138
0.0082
18
7
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D690 D691
1N4148H 1N4148H
+B
+B
+B
+B
+B
19 20 5 7 21 22 23 24 25
P6-14 1-F
TO POWER SECTION
8 9
Figure 5 SCHEMATIC DIAGRAM (3/7)
FW901 1
1
JK691 5
5
VIDEO OUT
WTM901
CNS603
1 1 1
2 2
2
3 3
3
4
4 4
5
5 5
6
BI603
10
– 5 –
CD-ES770
GAME INPUT PWB-B2
M_+13V
SP_RLY
R-CH
GND
L-CH
VIDEO IN
R693
33K
L-CH
R691 C691
8.2K
390P
AUX/VIDEO
R690 C690
8.2K
390P
R-CH
R692
33K
JK690
GAME
VIDEO INPUT
CHASSIS
CE
1
A+10V
+B
5
DGND
7
DI
2
CLK
3
TUN_R
8
AGND
6
TUN_L
9
DO
4
FFC701
16
CE
16
DO
15
CLK
14
DI
13
+B_PROTECT
12
D_GND
11
S_MUTE
10
T_T1/T2
9
REC/PLAY
8
T_BIAS
7
A+10V
6
M_+13V
5
SW_5V
4
SP_DET
3
SP_RLY
2
-20dB
1
1
CNP701B
11 12