Service manual

CD-ES700/CD-ES77
4 – 3
RL841
PT841
SUB POWER
TRANSFORMER
D842~
D845
IC854
AN78L05
+B5
+B PROTECT
+B6
VL+
VL-
VH-
PT801
MAIN POWER
TRANSFORMER
+B6
SW5V
D803
IC851
AN80T53
VOLTAGE REGULATOR
Q841
D905
AC 120 V, 60 Hz
-VF
VF2
VF1
Q801
+B3
+B7
+B4
+B8
D+5V
+B9 A_+5V
+B1
+B2
-B1
-B2
+B8
+B7
+B4
+B4
R
L
ATT
Ð
20dB
+B5
RX701
JOG701
JOG
VOLUME
SENSOR
REMOTE
D804
D802
D801
RL914
JK692
HEADPHONES
RELAY
DRIVER
MOTOR
DRIVER
SPEAKER
RELAY
M901
FAN MOTOR
SO902
SPEAKER
TERMINAL
M
Q906
Q905
Q709
Q713
Q904
Q901
Q903
Q902
D906
D907
Q602
Q601
IC901
STK41242
POWER AMP.
2A/125V
F803
2A/125V
F804
5A/125V
F805
F801
5A/125V
F802
5A/125V
L-OUT
R-OUT
CLK
4.19 MHz
RESET
L-CH
R-CH
AC POWER
SUPPLY CORD
REC/PLAY
VLOAD
RESET REC/PLAY T1/T2 BIAS
F1 F1 F2 F2
+B5
+B5
+B5
+B5
VDD
VDD
AC_RLY SP_RLY
VDD
SP. DET.
-
CE DI DO
XL701
-
BIAS
T1/T2
AVDD
PHOTO
SW725-SW725
SW711-SW716
SW701-SW707
KEY
SECTION
TO CD
T.F.
FL DISPLAY
FL701
4544
32 4112 215
79
80
83
38
37
34
31
33
29
76
11
7
8
2
5
6
VH+
1
3
3
7
2
6
1
1
14
18
84
1
245
3
1
2
3
100
11 1210 15 16 21 24 20 17 18 19
46
46 30
39
3128
4813254027
--
CONSTANT
VOLTAGE REGULATOR
LD+8V
M+13V
A+10V
+5V
IC901
---
78 69
-
LED703
IC701
IXA002AW
(SERAIL No.31200001~402xxxxx)
IXA020AW
(SERAIL No.402xxxxx~)
SYSTEM
MICROCOMPUTER
Figure 4-3 BLOCK DIAGRAM (3/3)