![background image](http://html.mh-extra.com/html/sony/hcd-rg55/hcd-rg55_service-manual_420855031.webp)
31
31
HCD-RG55/RG55S
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
AEP,UK MODEL
EXCEPT AEP,UK MODEL
0.6
0
0
0
0
4.4
0.6
0.6
3
3
4.6
4.6
4.6
4.6
2.4
1.3
9.1
0.2
3.7
3.3
4.6
2.7
4.6
4.6
4.6
3
3
0.6
[0]
[0.2]
[3.7]
11.3
11.9
0.4
11.3
0
11.1
11.9
11.8
0.7
0
0.7
0.7
0.7
0.7
0
0
0
0
0
0
0.3
0.3
0.9
0.9
4
4
2
1.4
6.6
A/B{L:B DECK
H:A DECK
REC MUTE
{L:MUTE ON(PB)
{H:MUTE OFF(REC)
MAIN BOARD (2/4)
IC201
REC/PB
EQ AMP
Q224,228
BIAS SWITCH
Q222,225
REC/PB
SWITCH
Q210,211
AMS
Q212
EQ
Q223
BIAS OSC
Q218-221
REC/PB CONTROL
MAIN
(1/4)
BOARD
1
MAIN
(3/4)
BOARD
3
MAIN (4/4)BOARD
4
12
13
1
18
19
20
21
22
23
24
25
14
15
16
17
R-CH
L-CH
R-CH
L-CH
ERASE
A DECK
PLAYBACK
L-CH
R-CH
B DECK
RECORD/PLAYBACK/ERASE
22k
C286
R216
4.7k
0.47
220k
220k
470k
470K
0.47
470
470
10
50V
3p
3p
7p
0.0022
2200p
0.47
4.7
4.7k
4.7k
1000p
1000p
4.7k
4.7k
270
0
0.3
0.3
4.7
6-7. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) —
(Page 30)
(Page 33)
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32)