Sony HCD-GX255 Service Manual page 69

– MAIN Board –
IC101 BD3401KS2
64
1
D1
D2 2
3
E1
INPUT
SELECT
E2 4
PBNF2 5
PBOUT2 6
+
PBOUT1 7
−
PBNF1 8
TAPE
9
A1
TAPE
10
A2
TAPE
11
B1
TAPE
12
B2
RECNF2 13
RECOUT2 14
ALC
ALC
+
RECOUT1
15
−
RECNF1
16
DIGITAL
CONTROL
17 18
63 62 61
−
+
+
−
+
19 20 21 22 23 24
60 59 58 57
SOFT
SWITCH
BUFFER
MIX
MIC AMP
ATT
SURROUND
ATT
−
+
+
−
+
+
LOW-PASS
−
FILTER
DI-LIMITER
25 26 27 28 29
HCD-GX255/RG170/RG470
56 55 54 53 52 51 50 49
TONE
CONTROL
+
TONE
CONTROL
+
−
+
−
−
+
+
30 31 32
48 MNF2
47 MOUT2
46 MOUT1
45 MNF1
44 BNF1
43 BOUT1
42 BOUT2
41 BNF2
40 AMS OUT
TONE
39
OUT2
38 VIN2
TONE
37
OUT1
36 VIN1
35 BBIN1
34 BBNF1
33 VOLOUT1
69