DOWNLOAD Sony HCD-GX40 / MHC-GX40 Service Manual ↓ Size: 4.77 MB | Pages: 56 in PDF or view online for FREE

Model
HCD-GX40 MHC-GX40
Pages
56
Size
4.77 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-gx40-mhc-gx40.pdf
Date
PREV: Sony MHC-GX40 Service Manual

Sony HCD-GX40 / MHC-GX40 Service Manual ▷ View online

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)
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
33
33
HCD-GX40
5-14. Schematic Diagram – POWER/TRANS Section –
-0.2
-0.2
37.7
0
0
36.5
37.1
0
0
0.6
37.7
0
-36
37.7
-36
11.6
0
0.6
11.6
0
0
-0.2
-0.2
-34.7
-37.7
0
0
No mark:FM
-25.6
-36
0.7
0.1
9
5.7
-26.1
-36
-35.3
0
0
11.6
0.6
POWER BOARD
22
50V
(1/2)
STK402-070S
(2/2)
STK402-070S
IC501
POWER AMP
(1/2)
IC501
POWER AMP
(2/2)
Q503,504
MUTE CONT
MUTE
D5SBA204101
TO
MAIN BOARD (4/4)
CN403
D
(Page 29)
TO
MAIN BOARD (3/4)
CN402
F
(Page 28)
(Page 34)
SENSOR
BOARD
FAN SW
C559
22
50V
150k
Q582,583
OVER HEAT DETECT
OVER
LOAD DETECT
OVER
LOAD DETECT
0.22/2W
0.22/2W
0.22/2W
0.22/2W
F
AN ON
2200
50V
2200
50V
TRANS BOARD
SUB TRANS BOARD
IC901
+5.6V  REG
RELAY DRIVE
-30V GREG
POWER TRASFORMER
(SUB)
POWER TRASFORMER
(MAIN)
8A/125V
6.3A/125V
SUB WOOFER IN
TO
AMPLIFIER
BOARD
CN508
J
34
34
HCD-GX40
5-15. Printed Wiring Board – AMPLIFIER Section –
5-16. Schematic Diagram – AMPLIFIER Section –
IC503
AMPLIFIER BOARD
1
2
A
B
C
D
E
F
3
4
5
6
J
TO
POWER BOARD
CN506
(Page 32)
H
TO
MAIN BOARD
CN302
1-684-412-
(Page 25)
11
(11)
36.5
37.7
-0.2
-0.2
-36
0
0
37.7
37.7
37.1
-36
-36
-35.3
0
0.6
0
0
11.6
11.6
0
0
-34.7
-37.7
-0.2
-0.2
0
0
AMPLIFIER BOARD
IC503
POWER AMP
(1/2)
(1/2)
MUTE
MUTE CONT
MUTE CONT
IC503
POWER AMP
(2/2)
(2/2)
TO
POWER BOARD
CN506
J
(Page 33)
TO
MAIN BOARD (4/4)
CN302
H
(Page 29)
OVER LOAD
DETECT
OVER LOAD
DETECT
• See page 19 for Circuit Boards Location.
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