Read Sony HCD-GX8000 / HCD-RG77 Service Manual online
HCD-GX8000/RG77
37
37
C920
D907
D906
D908
D909
C919
C918
D916
D917
D915
D914
C917
C916
D919
D924
D923
D918
C914
C915
C910
R917
C911
IC951
µPC3504
C925
C951
IC961
C961
IC101
C922
C921
C909
D921
D509
D508
D501
D502
D503
D504
D505
D601
C434
C432
R532
C433
R541
R549
R448
R447
R446
R544
R545
R543
C546
R540
R432
R433
R434
R535
R536
R537
TP431
TP439
TP530
TP529
R530
R529
R419
R420
R517
C516
C416
R575
C512
X502
R513
X501
C511
C510
R509
R511
R430
R429
R503
R502
C502
TP437
TP485
R584
R591
R590
R589
R588
R557
R556
TP463
C564
C562
CN401
C962
C932
CN902
CN501
D922
D920
C601
IC601
C602
R604
D603
R603
C603
C530
R602
D602
R601
TP514
R548
R547
R546
R579
TP516
R918
R919
Q912
IC911
µPC7805A
JW951
C596
FB599
Q601
FB516
FB562
R583
R488
R574
R573
R580
IC501
Q911
R470
R585
R593
R492
C598
C498
R592
R493
C912
3300
25V
11ES2N
11ES2N
11ES2N
11ES2N
0.1
0.1
11ES2N
11ES2N
11ES2N
11ES2N
0.1
0.1
11ES2N
11ES2N
11ES2N
11ES2N
0.1
0.1
2200
16V
2.2k
0.1
470
10V
0.1
AN7809
0.1
M5F7810L
470
16V
16V
0.1
1000
25V
11ES2N
1SS355
1SS355
1SS355
1SS355
1SS355
1SS355
1SS355
1SS355
47p
47p
47k
47p
10k
100
100
100
100
100
100
100
0.001
100
100
100
470
470
100
470
10k
10k
0
4.7k
10k
2200
6.3V
6.3V
0.1
10k
0.1
16MHz
0
32.768KHz
15p
22p
10k
330k
100
100
10k
10k
0.022
100
100
100
100
10k
100
100
0.01
100
10V
30P
470
10V
10V
470
10V
13P
4P
11ES2N
11ES2N
10
50V
M62703ML
0.1
47k
1SS355
47k
0.1
100p
4.7k
1SS355
220
10k
10k
10k
10k
2.2k
2.7k
FA1A4M
0.1
2SC1623
100
100
10k
10k
10k
M30620MCN-A09FP
RT1P137L-TP
100
10k
330
10
50V
0.1
4.7k
4.7k
2200
6.3V
C1
C3
C4
C6
C7
C8
D1
D2
D4
D5
D7
D8
E1
E2
E3
E4
E5
E6
E7
5
3
5
8
6
5
6
6
6
7
6
8
6
9
5
2
5
1
5
4
5
5
7
0
90
91
89
5
6
5
7
2
4
2
6
43
35
37
40
33
32
1
9
44
45
46
47
48
49
81
2
8
34
6
1
83
84
86
87
7
7
7
6
2
9
3
0
50
7
8
3
8
88
8
0
82
4
7
3
7
4
7
5
41
36
84
86
83
2
7
2
1
2
2
2
5
2
3
3
2
RR1
RR2
RR3
RR4
RR1
RR2
RR3
RR3
RR4
RR4
41
29
30
4
73
74
75
38
∗
IIC-DATA
SPEANA
IIC-CLK
SIRCS
KEY INT DISPLAY
KEY INT POWER
POWER LED
D+4V
D+4V
EVER+4V
EVER+4V
EVER+4V
VF(1)
VF(1)
VF(2)
VF(2)
VG
VG
A+10V
A+10V
A+10V
GC+4V
GC-RESET
D-GND
D-GND
D-GND
D-GND
A+10V
SPEANA
SPEANA
VF(1)
VF(2)
FAN ON
-VG
AC4(1)
AC4(2)
AC3(1)
AC3(2)
EVER+4V
D-GND
STK MUTE
IIC-CLK
IIC-DATA
D+3.3V
D-GND
X
-O
U
T
V
S
S
X
-IN
V
C
C
N
M
I
S
C
O
R
IIC
-C
L
K
SQ-CLK
CD-DATA
CD-CLK
S
T
-M
U
T
E
S
T
-C
E
S
T
-D
O
U
T
S
T
-D
IN
S
T
-C
L
K
XRST
V
C
C
V
S
S
T
C
-M
U
T
E
E
Q
-H
/N
P
B
-A
/B
MODEL-IN
AVSS
VREF
AVCC
T
C
-R
E
L
A
Y
X
C
-IN
X
C
-O
U
T
G
N
D
G
N
D
R
E
C
-M
U
T
E
A
L
C
BU UP/DOWN-SW
A-TRIG
B
-T
R
IG
C
A
P
M
-H
/L
A-SHUT
A
-H
A
L
F
B-SHUT
A
-P
L
A
Y
B-HALF
B
-P
L
A
Y
CLOCK-OUT
TXD1
GEQ
S
IR
C
S
S
U
R
1
S
U
R
2
S
U
R
3
B
U
-P
W
M
3
B
U
-P
W
M
2
B
U
-P
W
M
1
CD-POWER
SENS
OPEN-SW
CLOSE-SW
STK-MUTE
STBY-RELAY
FRONT-RELAY
LOAD-OUT
LOAD-IN
O
N
/O
F
F
A
U
D
IO
O
U
T
LD-ON
SQ-DATA-IN
TBL-SENS
C
A
P
M
-C
N
T1
S
O
F
T
-T
E
S
T
D
IS
P
L
A
Y
-K
E
Y
P
O
W
E
R
-K
E
Y
S
T
B
Y
-L
E
D
PROTECTOR
A
M
S
-IN
T
U
N
E
D
S
T
E
R
E
O
DEST-IN
CD-MUTE
G
A
M
E
/V
C
D
V
ID
E
O
-O
U
T
H
P
-M
U
T
E
H
P
-D
E
T
E
C
T
S
W
-L
IN
K
-L
E
D
L
IN
E
-
M
U
T
E
DATA
LINK-RELAY
SW-AD-KEY
SW-RELAY
N
O
-U
S
E
N
O
-U
S
E
NO-USE
USE
NO-
DATA
IIC-
(4/4)
STBY RELAY
LINK RELAY
(FOR CHECK)
B+ SWITCH
B+ SWITCH
+5V REGULATOR
+4V REGULATOR
G
I
O
G
I
O
G
I
O
+9V REGULATOR
G
I
O
+10V REGULATOR
G
I
O
RESET SIGNAL
GENERATOR
RESET
SWITCH
SYSTEM CONTROLLER
(CD MECHANISM CONTROL)
NO-USE
R
E
S
E
T
A
C
-C
U
T
XLT
GC-RESET
S
W
-O
N
-L
E
D
S
W
-M
A
TR
IX
-S
U
R
R
-2
-L
E
D
S
W
-M
A
T
R
IX
-S
U
R
R
-1
-L
E
D
B
IA
S
GEQ CLK
NO-USE
(EXCEPT SP)
∗
(GX8000)
R593
2.2k
1k (E,MX,AR)
7-16. SCHEMATIC DIAGRAM – MAIN Board (4/4) –
•
See page 28 for Waveforms.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(
no mark : TUNER (FM/AM)
(
) : CD PLAY
[
] : TAPE PLAY (DECK A)
{
} : TAPE PLAY (DECK B)
〈〈
〉〉
: REC
∗
: Impossible to measure
(Page
36)
(Page 34)
(Page 35)
(Page 43)
(Page 41)
Ver 1.2
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