Schematic Diagram - Main Section (4/4) - Sony HCD-GX40 Service Manual

5-10. Schematic Diagram – MAIN Section (4/4) –
80 49 50
30
BUFFER
7
TO
MAIN BOARD
(2/4)
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
51
MAIN BOARD
(4/4)
Q313,314
MUTE CONT
12
11.8
0
5.8
2.1 0
4.0
1.5
BUFFER
6.6
0 0 0 BUFFER
BUFFER BUFFER
1.9
4.4 4.4
1.2 0.7
0.7
BUFFER
SWITCH SWITCH
4.4 4.4
4.4 4.4
TO
9
MAIN BOARD
(3/4)
52 53 54 55 58596061 62636465 6671 676869 70
Q315,316
MUTE
0
0.7
0.7
0
0 0 0
BUFFER
BUFFER
4.4 4.4
SWITCH
4 4
29 29
807273 74 75 76 77 78 79
RELAY
DRIVE
15.3
0.1
15.3
Q809,810
PROTECT DETECT
11.9 11.9
0
0
0
Q331,332
MUTE
0
0
0.7
0.7
0
11.1
5.6
4.8
SWIITCH
HCD-GX40
JK302
SUB WOOFER
OUT
TO
H
AMPLIFIER
BOARD
CN509
(Page 34)
+
JK303
+
SPEAKER
-
-
CN304
SUB WOOFER
CONTROL
E
TO
PANEL
BOARD
CN691
(Page 31)
D
TO
POWER
BOARD
CN503
(Page 33)
CN403