Sharp CD-ES770, Service Manual

Page: 5 / 14

CD-ES770
– 5 –
0.7V
0V
0V
11.6V
0V
11.6V
0V
0V
0V
D690
1N4148H
D691
1N4148H
1/50
1/50
47/25
1K
0.022
220/16
0.022
3.9K
0.0027
220/10
220/10
22/25
10K
6.8K
6.8K
4.7K
220
82
47K
22K
0.047(ML)
0.0082
0.039(ML)
KTC3203
Y
4.7
330
µ
H
47/25
KRC104 S
220K
220K
2.2K
10K
10K
KTA1504 GR
47/25
1/50
0.082
1
1/50
4.7/50
1/50
10K
10K
KTC3875 GR
10K
50
47K
10 11 12
13 14 15
8.2K 390P
8.2K 390P
33K
33K
CE
SW_5V A+10V TAPE_A_GND +B_PROTECT M_+13 SP_DET SP_RLY
REC_R
VIDEO OUT
REC_L
D_GND M_GND
(1/2W)
1
2
3
4
5
1
2
3
4
5
P6-14 1-F
TO POWER SECTION
1
2
3
4
5
6
VIDEO IN
CHASSIS
AUX/VIDEO
R-CH
L-CH
HEADPHONES
5
5
1
1
GAME INPUT PWB-B2
AGND
TUN_L
DO
TUN_R
CLK
DI
DGND
A+10V
2
1
1
3
SP_DET
SW_5V
4
M_+13V
5
REC/PLAY
T_BIAS
A+10V
8
7
6
T_T1/T2
S_MUTE
D_GND
9
10
11
12
13
14
15
16
16
CLK
DI
+B_PROTECT
CE
DO
SP_RLY
-20dB
P6-10
1-F
TO
DISPLAY
PWB
M_+13V
SP_RLY
R-CH
GND
L-CH
P6-15
11-B
TO
POWER
AMP.
PWB
P6-7
1-G
TO
TUNERSECTION
Nor/CrO2
RIPPLE
ALC AL
C
Vcc
CNP901
1
5
7
2
3
8
6
9
4
CNP701A
25 24 23 22 21 20 19 18 5 7
MUTING
BIAS
SWITCHING
BIAS
OSC.
+B
+B
B
+B
+B
+B
+B
+B
+B
R603
C602 C601
C603
C608
R604
C610
R606 R656
18K
06
C612
C656 680
624
C620
C622
C614
C616
C618
R642
R644
R643
R641
R608
R136
R137
Q107
R139
R134
C135
C134
C133
R141
R158
Q110
Q109
R140
R142
R143
R144
C137
C138
C139
Q111
R145
L103 C140
WTM901
FW901
JK691
CNS603
CNP602
BI603
R690 C690
R691 C691
R693
JK690
GAME
VIDEO INPUT
R692
JK692
CNP701B
R135
FFC701
Figure 5 SCHEMATIC DIAGRAM (3/7)
7
8 9 10 11 12