Schematic Diagram - Main Board (4/4) - Sony HCD-GX30 Service Manual

5-10. Schematic Diagram – MAIN Board (4/4) –
49 50
MAIN BOARD
(4/4)
30
5.8
1.5
6.6
BUFFER
1.2
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
Q313,314
Q315,316
MUTE CONT
MUTE
0
12
0.7
11.8
0
2.1 0 0.7
4.0
BUFFER
BUFFER
0 0 0 0
BUFFER BUFFER BUFFER
1.9
4.4 4.4 4.4
0.7
0.7
BUFFER
SWITCH SWITCH SWITCH
4.4 4.4 4
4.4 4.4
TO
9
MAIN BOARD
(3/4)
52 53 54 55 58596061 62636465 6671 678269 70
Q809,810
0
PROTECT DETECT
11.9 11.9
0
0 0
BUFFER
4.4
4
5.6
SWIITCH
29 29
80 72 73 74 75 76 77 78 79
EXCEPT AEP,UK
AEP,UK
AEP,UK
0
0
Q331,332
MUTE
0
0
0.7
0.7
0
11.1
4.8
CN403
HCD-GX30/RG22/RG33
+ JK303
+
SPEAKER
-
-
E
TO
PANEL
BOARD
CN691
(Page 31)
D
TO
POWER
BOARD
CN503
(Page 33)