Sony SS-SCL3 Service Manual page 47

– MAIN BOARD –
IC201 M62428AFP600C
VREFI 1
SUR R 2
SURROUND SW
SUR C 3
IN1A
4
IN1B
5
IN1C
6
IN1D
7
REC OUT1 8
INBAS1 9
BASS
AMP1
NFBAS1 10
FBAS1 11
FTRE1 12
TONE OUT1 13
VOL IN1 14
BASS BOOST SW
FBB1 15
NFBB1 16
BB
AMP1
INBB1 17
OUT1 18
DGND 19
LATCH 20
DATA 21
– DRIVER BOARD –
IC701 BA6956AN
TSD
1 2 3 4 5
B A
–
+
BUFF
AMP1
MIX
AMP1
TONE
AMP1
FIN
FIN
AMP2
AMP1
CPU
INTERFACE
CONTROL LOGIC
6 7 8 9
AVDD
VREF
REF AMP
–
+
MIC
AMP
AGND
A B
BUFF
AMP2
MIX
AMP2
BASS
AMP2
TONE
AMP2
BASS BOOST SW
BB
AMP2
– TC BOARD –
IC302 uPC1330HA
2
1
SW P1 CONT GND
SW R1 GND
HCD-CL1/CL3
42 AGND
41 VREFO
40 MIC IN
39 IN2A
38 IN2B
37 IN2C
36 IN2D
35 REC OUT2
34 INBAS2
33 NFBAS2
32 FBAS2
31 FTRE2
30 TONE OUT2
29 VOL IN2
28 FBB2
27 NFBB2
26 INBB2
25 OUT2
24 AVDD
23 DVDD
22 CLK
INVERTER
COMPARATER
3 4 5 6 7 8
VCC SW P2 GND
9
SW R2
45