Sony HCD-GX40 - Electronic Component System, Service Manual

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28 28
HCD-GX40
5-9. Schematic Diagram – MAIN Section (3/4) –
• See page 36 for IC Block Diagrams.
11.4
4.4
4.7
11.4
4.3
4.6
5
13.6
13.6
13.6 5.6
9
15.4
0
0
0
0
0
0.8
0.7
0
4.3
2.9
11.9
12
12
4.6
5.9
5.9
5.9
0.7
11.5
5.9
5.9
5.9
5.9
5.9
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
4.6
9.2
0
0
4.6
4.6
4.6
4.6
4.6
4.6
24.6
0.6
13.6
13.6
4.8
13.6
12.7
0
CN402
26 27 49 50 20 19 21 51 2829 80 52 53 54 25 55
5859606162636465666768 69 70 80 71 73 72 74 75 76 77 78 79
4
5
24
6
23
9
10
13
14
15
16
17
18
22
4
8 9 5
TO
MAIN BOARD
(1/4)
TO
MAIN
BOARD
(2/4)
TO
MAIN
BOARD
(4/4)
TO
MAIN
BOARD
(2/4)
TO
MAIN BOARD
(1/4)
TO
MAIN BOARD
(2/4)
MAIN BOARD
(3/4)
3
6
IC301
IC306
SOUND PROCESSOR
IC804
+5V REG
IC803
+5.6V REG
IC801
+9V REG
IC802
+12V REG
BUFFER
BUFFER
SWITCH
PROTECT CONT
PROTECT SWITCH
Q806,813
RELAY DRIVE
RELAY DRIVE
F
TO
POWER BOARD
CN502
(Page 33)
(FAN)
MOTOR
DRIVE
D815
D814
R813
5.6k
4.7k
R814
5.6k
C816
4.7
C817
0.1
C397
0.1
50V
R812
47k
R815
100
R854
Q803
M
M961
CN301
LPF,BUFFER
IC303
MIX
GND1
IC B/D
(1/2)
(1/2)