![background image](http://html.mh-extra.com/html/sony/hcd-gx310/hcd-gx310_service-manual_420764048.webp)
48
HCD-GX35/RG310/RG330
IC301 M61529FP (MAIN Board)
IC701, 712 BA6956AN (DRIVER Board)
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
1
REF
2
MIC
3
INA1
REF
EXTERNAL
INPUT ATT
INPUT
ATT
4
INB1
5
INC1
6
IND1
7
RECA1/INEX1
8
RECB1
9
TMI1
10
TMO1
11
TCA1
12
TCB1
13
TCC1
14
TOUT1
16
BB A1
17
BB B1
15
VOLIN1
VOCAL
CUT
TONE ATT
+
TONE CONTROL
(BASS/MID/TREBLE)
ELECTRICAL
VOLUME
18
OUT1
19
SAOUT
20
VCC
BASS
BOOST
21
DATA
MCU
INTERFACE
42
SUR1/DPL1
41
SUR2/DPL2
40
INA2
INPUT
ATT
39
INB2
38
INC2
37
IND2
36
RECA1/INEX2
35
RECB2
34
TMI2
33
TMO2
32
TCA2
31
TCB2
30
TCC2
29
TOUT2
27
BB A2
26
BB B2
28
VOLIN2
+
TONE ATT
TONE CONTROL
(BASS/MID/TREBLE)
ELECTRICAL
VOLUME
25
OUT2
24
SWOUT
23
GND
BASS
BOOST
22
CLOCK
+
SURROUND
OR
DPL BUFFER
+