Read Sony HCD-GX355 / HCD-GX555 / HCD-RG270 / HCD-RG475 / HCD-RG575 Service Manual online
14
HCD-GX355/GX555/RG270/RG475/RG575
– MAIN Board –
IC101
BD3401KS2
1
D1
2
D2
3
E1
9
TAPE
A1
10
TAPE
A2
11
TAPE
B1
12
TAPE
B2
13
RECNF2
14
RECOUT2
5
PBNF2
6
PBOUT2
7
PBOUT1
4
E2
8
PBNF1
15
RECOUT1
16
RECNF1
33 VOLOUT1
34 BBNF1
35 BBIN1
36 VIN1
DIGITAL
CONTROL
64
C2
+
−
+
−
+
−
+
−
ALC
ATT
ATT
ALC
DI-LIMITER
SURROUND
17
ALC
18
SC
19
SI
27
LF3
28
LF2
29
LF1
30
BBIN2
20
VDD
21
GND
22
VCC
23
1/2 VCC
24
FILTER
+
−
32
VOLOUT2
+
−
25
SWOUT
26
LF4
+
−
LOW-PASS
FILTER
SOFT
SWITCH
BUFFER
MIX
MIC AMP
+
−
31
BBNF2
38 VIN2
37
TONE
OUT1
OUT1
48 MNF2
+
−
+
−
+
−
+
−
+
−
+
−
+
−
+
−
63
C1
62
B2
61
B1
60
A2
59
A1
45 MNF1
44 BNF1
42 BOUT2
41 BNF2
39
TONE
OUT2
OUT2
40 AMS OUT
47 MOUT2
46 MOUT1
43 BOUT1
+
−
58
MIC
56
SAOUT1
55
SAOUT2
57
CAP
+
−
INPUT
SELECT
+
−
+
−
54
LINEOUT1
53
LINEOUT2
52
SUR2
51
SUR1
49
TNF2
50
TNF1
TONE
CONTROL
TONE
CONTROL
+
+
+
+
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