Sony HCD-GX40 / MHC-GX40 Service Manual ▷ View online
29
29
HCD-GX40
5-10. Schematic Diagram – MAIN Section (4/4) –
4.0
0
0
0
0
0
12
11.8
0
0
15.3
0
0.1
0.7
11.9
11.9
15.3
11.1
4.8
4
4.4
4.4
4.4
4.4
4
0.7
0.7
0
0
0
5.6
4.4
4.4
4.4
4.4
0.7
0
0
0
0
0
0
6.6
1.2
1.9
0.7
0.7
5.8
1.5
2.1
30
31
32
33
34
35
35
36
37
38
38
39
40
41
41
42
43
44
45
43
44
45
46
47
48
TO
MAIN BOARD
(2/4)
TO
MAIN BOARD
(3/4)
49
80
50
51
52 53 54
55
58596061626364656671 676869 70
807273
74 75 76 77 78 79
MAIN BOARD
(4/4)
7
9
+
+
-
-
SPEAKER
TO
PANEL
BOARD
BOARD
CN691
E
(Page 31)
TO
AMPLIFIER
BOARD
CN509
H
(Page 34)
TO
POWER
BOARD
CN503
D
(Page 33)
SWIITCH
Q331,332
MUTE
Q315,316
MUTE
Q313,314
MUTE CONT
Q809,810
PROTECT DETECT
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
BUFFER
SWITCH
SWITCH
SWITCH
JK303
CN403
CN304
JK302
RELAY
DRIVE
DRIVE
SUB WOOFER
OUT
SUB WOOFER
CONTROL
30
30
HCD-GX40
5-11. Printed Wiring Boards – PANEL Section –
• See page 19 for Circuit Boards Location.
Ref. No.
Location
D601
C-3
D602
C-5
D603
A-4
D604
A-4
D606
A-4
D608
B-2
D611
D-2
D612
D-2
D613
D-2
D614
D-2
D615
C-4
D616
C-4
D617
C-4
D618
C-6
IC601
B-4
IC602
D-4
LED610
B-7
LED611
C-7
LED612
B-7
LED614
B-7
LED615
E-5
LED616
A-7
Q601
C-5
RM601
F-8
• Semiconductor
Location
IC601
IC602
RM601
PANEL BOARD
KEY BOARD BOARD
REM BOARD
VIDEO OUT
BOARD
A
TO
CD
CD
BOARD
CN733
(Page 22)
CD
CD
TUNER/BAND
TUNER/BAND
TAPE A/B
TAPE A/B
GAME
VIDEO
PHONES
MOVIE EQ
MUSIC EQ
GAME EQ
DISPLAY
EFECT ON/OFF
GROOVE
CD SYNC
REC
PAUSE/START
GAME
MIXING
GAME
MIXING
VOLUME
DISC 3
DISC 2
DISC 1
OPEN/
CLOSE
DISC SKIP/
EX-CHANGE
AUDIO
GAME INPUT
VIDEO OUT
GAME
L
R
1-684-297-
11
(11)
1-684-305-
11
(11)
1-684-299-
11
(11)
1-684-298-
11
(11)
C
TO
MAIN
BOARD
CN603
(Page 25)
E
TO
MAIN
BOARD
CN303
(Page 25)
1
30
31
50
51
80
81
100
+
-
E
3
1
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
10
31
31
HCD-GX40
5-12. Schematic Diagram – PANEL Section –
• See page 38 for IC Pin Function Description.
• See page 19 for Waveforms.
-23.8
0
0
0
0
5.1
0
0
0
5
5
5
5
0.3<4.9>
4.9<0.4>
5
4.3
0.2
No mark:FM
< >:CD(stop)
< >:CD(stop)
5
5
-23.8
-23.8
-23.8
-23.8
-23.8
-23.6
-23.6
-23.6
-23.6
-23.6
-14.9
-12.4
-12.5
-25
4.9
-20
-17.5
-22.5
-25.1
-25.4
-15
-22.5
-25.2
-22.5
-17.5
-15
-17.5
-17.5
-15
-17.5
-25.2
-25.2
-25.3
-20.2
0
0
0
0
0.2
4.9
0
0
0
4.6
4.8
4.8
4.8
4.9
-1.5
0
5.1
5
5.1
5.1
5.1
5.1
0.3
0.4
0.9
5.1
5.1
4.9
2.7
2.4
2.5
2.2
4.9
5
0
4.9
4.9
0
0
0
4.9
4.9
4.9
-23.8
5.1
4.8
0
5.1
5.1
4.9
3
2
FLD601
IC601
LC876662W
JK691
CN601
CN602
100
KEY BOARD BOARD
PANEL BOARD
REM BOARD
VIDEO OUT
BOARD
GAME MIXING
GAME MIXING
+
/START
SEL2410G
TO
MAIN BOARD(4/4)
CN303
E
(Page 29)
PHONES
JK602
VIDEO
OUT
AUDIO
JK681
VIDEO
GAME
INPUT
TO
MAIN BOARD
(2/4)
CN603
C
(Page 27)
TO
CD BOARD
CN733
A
(Page 24)
SEL2110R
SEL2810D-C
SEL2810D-C
SEL2810D-C
SEL2810D-C
A/B
/BAND
IC601
SYSTEM CONTROL
IC602
RESET
RM601
REMOTE CONTROL
RECEIVER
OPEN/CLOSE
VOLUME
EX-CHANGE
NJL64H00A-1
BUFFER
10K
10K
4.7M
J
32
32
HCD-GX40
5-13. Printed Wiring Boards – POWER/TRANS Section –
• See page 19 for Circuit Boards Location.
IC901
IC501
SUB TRANS BOARD
TRANS BOARD
1-684-302-
11
(11)
1-684-301-
11
(11)
AC
IN
JW913
E
1
2
POWER
TRANSFORMER
(SUB)
POWER TRANSFORMER
(MAIN)
E
1
3
1
1
3
2
3
POWER BOARD
F
TO
MAIN BOARD
CN402
(Page 25)
D
TO
MAIN BOARD
CN403
(Page 25)
1-684-300-
21
(21)
E
E
E
1
CN506
7
E
E
E
E
E
SENSOR BOARD
1
21
(21)
303
J
TO
AMPLIFIER
BOARD
CN508
(Page 34)
1
2
A
B
C
D
E
F
3
4
5
6
7
8
9
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
D501
B-8
D502
C-8
D541
B-9
D542
D-7
D543
D-7
D551
C-8
D901
B-4
D902
C-3
D903
C-3
D904
C-3
D905
C-3
D911
E-5
D912
E-5
D913
F-6
IC501
C-7
IC901
C-4
Q501
B-8
Q503
B-8
Q504
C-8
Q551
C-8
Q581
B-7
Q582
B-8
Q583
B-8
Q584
B-8
Q901
C-4
Q911
F-5
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