Sony HCD-RG55 / HCD-RG55S / MHC-RG55 / MHC-RG55S Service Manual ▷ View online
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
H:A DECK
REC MUTE
{L:MUTE ON(PB)
{H:MUTE OFF(REC)
{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
13
1
18
19
20
21
22
23
24
25
14
15
16
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)
(Page
32)
32
32
HCD-RG55/RG55S
(Page 43)
(Page 39)
(Page 31)
(Page 30)
(Page 33)
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
EXCEPT
AEP,UK
MODEL
AEP,UK
MODEL
AEP,UK MODEL
9.2
9.2
9.2
9.2
9.2
9.2
9.2
[0.1]
9.2
[8.4]
9.2
0[9.1]
0 [4.7]
0
0
0
0
11.8
20.6
0(5)
0.3(10.6)
11.2
(0.1)
0.3(10.6)
0.2
(4.6)
5.6
0.6
11.2
9.2
12.4
11.8
0
0
0
11.8
11.8
4.7
0.1
0.3
0.7
2.4
0
4.7
0
0
10.3
-5
-5
0
0
0
0
0
11.8
11.8
-5.6
-0.1
-6.3
0
-6.3
*
*
*
EXCEPT
AEP,UK MODEL
AEP,UK MODEL
CN303
3P
FAN961
CN306
IC301 M61519FPD61G
PH671
CD DIGITAL OUT
OPTICAL
MAIN BOARD (3/4)
MAIN
(2/4)
BOARD
3
SUB
WOOFER
BOARD
CN509
G
POWER AMP BOARD
CN502
C
MAIN (1/4) BOARD
2
MAIN
(4/4)
BOARD
5
IC301
INPUT SELECT,
TONE CONTROL VOLUME
IC681
+5V REG
IC682
+5V REG
IC683
+12V REG
IC684
+9V REG
Q301,302
MUTE
Q601,602
A TRIG
DRIVE
Q603,604
B TRIG
DRIVE
Q605,606
CAP MOTOR
DRIVE
12
13
14
15
16
17
17
26
28
29
30
31
32
30
31
32
33
34
35
36
3
2
4
5 6
7
8
9
10
11
37
44
45
47
49
51
53
54
55
56
57
58
59
60
46
48
50
52
38
39
39
40
41
42
43
41
42
43
27
Q363,364
MUTE
Q361,362
MUTE CONTROL
Q365
MUTE CONTROL
Q631,632
AMP
Q389
RELAY
DRIVE
Q383
PROTECT
CONTROL
Q371
FUN DRIVE
Q381,382
PROTECT DETECTOR
Q384,385
RELAY DRIVE
Q386
PROTECT SWITCH
Q681,682
CD POWER SWITCH
3P
SPEAKER
INPEDANCE
USE 6-16Ω
JK303
SUB WOOFER
OUT
MD (VIDEO)
IN
L
R
UDZS-TE-17-9.1B
13P
SUB WOOFER
CONTROL
JW8,9:
IC B/D
• Refer to page 29 for Voltage table of IC301.
6-8. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) — • Refer to page 45 for IC Block Diagram.
33
33
HCD-RG55/RG55S
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
AEP,UK MODEL
5.8
5.8
5.8
11.6
11.1
3.1
3.5
0
0
11.6
4.7
4.9
4.9
0.2
3.3
0.1
0
0
0
4.8
4.7
0.2
0.2
4.7
0
4.8
4.7
4.7
0
4.7
CN307
IC601
PT8300
26
18
19
20
21
25
2223 24
27
28
29
30
31
32
28
29
30
31
32
33
34
35
36
35
36
37
38
38
39
40
41
41
43
44
44
50
52
53
56
57
59
54
45
46
47
48
49
42
51
55
58
60
MAIN
BOARD (4/4)
BOARD (4/4)
IC601
SYSTEM CONTROL
IC304
IC304
NJM4565M
SUBWOOFER AMP
IC302
IC302
NJM4565M
SUBWOOFER
AMP
MAIN (2/4) BOARD
4
PANEL
BOARD
CN801
E
PANEL
BOARD
CN803
F
MAIN
(3/4)
BOARD
5
CD BOARD
CN734
B
POWER AMP BOARD
CN503
D
CN308
30P
CN305
8P
MUTE
CN302 13P
TAPE DECK BLOCK
SUPPLIED WITH
THE ASSEMBLED
BLOCK
13P
CN301
8P
8P
6-9. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) —
(Page 31)
(Page 35)
(Page
32)
(Page 35)
(Page 27)
(Page 43)
34
34
HCD-RG55/RG55S
6-10. PRINTED WIRING BOARDS — PANEL SECTION — • Refer to page 23 for Circuit Boards Location.
(Page 25)
(Page 28)
D602
F-3
D801
E-6
D802
E-6
D803
E-7
D804
E-7
D805
E-7
D806
E-7
D807
E-8
D808
E-8
D809
C-5
D810
C-5
D811
C-5
D812
C-5
D813
C-5
D817
F-4
D818
F-4
D819
E-8
D820
F-6
D821
E-6
D822
F-4
D823
E-5
D824
F-4
D825
E-5
D826
F-6
IC801
C-7
IC802
F-11
IC803
E-5
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
IC804
F-9
LED603
A-12
LED604
C-11
LED605
B-11
LED606
C-11
LED607
D-11
LED608
D-11
Q801
G-11
Q809
E-4
RM601
I-5
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
E
MAIN
BOARD
CN308
F
MAIN BOARD
CN305
H
KEY BOARD
CN662
A
CD BOARD
CN733
1-684-498-
(11)
11
(11)
11
(11)
11
1-684-500-
1-684-499-
(11)
11
1-684-497-
EXCEPT AEP,UK MODEL
EXCEPT AEP,UK MODEL
S814
S827
S828
S830
S829
R864
R876
R840
LED603
R841
LED605
LED606
LED604
LED607
LED608
1
3
1
2
3
1
R801
C807
C808
R860
R862
C858
C878
R861
C869
C828
R814
R813
R815
R838
R825
R839
C829
C830
C831
C832
JW684
JW881
CN802
C879
R863
JK803
R887
WIRE801
C859
R897
C854
R884
C856
R886
C857
R885
R879
R891
C880
C855
C806
C809
JW885
JW886
JW884
JW889
JW883
IC802
C861
C866
C863
C862
R890
R871
C865
C870
VR801
Q801
CN664
R872
R875
C867
C838
C835
R808
C864
R687
R688
C810
IC804
1
14
28
15
R685
R686
JW601
D819
R844
C868
JW661
R650
R651
C650
D807
D808
JW645
JW650
JW609
JW608
JW850
R899
R852
JW681
JW862
JW895
JW896
JW890
R810
R824
R826
S832
SPECTRUM
S815
DISPLAY
JW849
JW848
JW847
X801
C843
C817
R847
C816
R877
JW884
JW843
S823
R848
C834
JW863
JW853
JW852
JW867
JW864
JW865
JW866
JW866
RES801
JW856
CN666
R894
R895
R896
R843
R842
JW872
JW873
JW874
JW875
JW876
JW877
JW877
JW882
JW887
JW888
JW889
R888
R889
CN804
JW868
JW869
JW870
JW871
JW880
C833
JW634
JW635
JW859
C822
C823
C824
C825
C826
C827
JW861
JW855
JW879
JW857
JW858
JW860
IC801
JW845
JW846
FLD801
R868
C801
C802
D813
D812
D811
D810
D809
R866
R865
JW832
JW833
R873
R874
JW640
R870
R869
R867
C818
C871
R683
R809
R681
R689
R846
R653
C803
R684
R682
S821
S822
C844
JW834
FB801
R834
R833
JW9
JW835
JW236
JW837
JW838
JW840
JW841
JW842
JW612
JW683
JW615
JW614
JW610
JW605
R640
R652
R642
C641
R641
D801
D802
D806
D805
R647
C647
D804
D803
C644
R644
R643
R646
R645
R648
C646
C645
R649
C649
C648
C640
C642
C643
D820
D826
JW616
1
7
R856
R878
R857
C813
C815
R853
C819
CN661
D823
C651
D825
D822
D824
D817
D818
JW630
JW629
JW628
C812
CN803
C842
C836
C837
C839
WRE802
(CHASSIS)
JW631
JW627
JW892
JK801
PHONES
D821
IC803
R811
R812
JW641
JW644
D602
JW611
JW633
JW895
JW626
JW820
JW821
JW822
JW804
JW805
JW823
JW824
JW825
JW827
JW816
JW815
JW814
JW813
JW812
JW806
JW807
JW808
JW809
JW810
JW811
JW828
JW829
JW830
JW826
JW625
JW624
JW623
JW622
JW621
JW10
JW620
JW619
C840
CN801
C841
R859
R858
R854
R855
Q809
C814
C820
VR802
VOLUME
R690
R830
R831
R829
R827
R881
R880
R892
R893
R828
R832
S819
JW817
JW818
JW819
S818
S817
JW803
JW801
JW802
C811
PANEL BOARD
JK802
5
7
2
6
1
1
3
3
4
CN605
JK602
CN665
RM601
REMOTE BOARD
C872
WIRE803
CN663
MIC BOARD
B
4
1
B
8
E
1
1
3
3
GAME
S831
GAME
JK803
GAME
INPUT
VIDEO
L
R
MIC
LEVEL
MD(VIDEO)
MD(VIDEO)
TAPE A/B
TAPE A/B
TUNER
/BAND
CD
TUNER
/BAND
CD
S816
DISC 1
DISC 2
DISC 3
I/
FM MODE/
REPEAT
TUNER MEMORY/
PLAY MODE
DIRECTION
/EDIT
AUDIO
-1
-2
-3
JK802
MIC
JK602
1
8
OPEN/CLOSE
Z
S820
DISC SKIP/
EX-CHANGE
E
B
51 50
100
80
81
31
30
1
(CHASSIS)
VIDEO OUT BOARD
AUS,MX,AR,KR MODEL
E MODEL
AEP,UK
MODEL
I /
VIDEO OUT
(Page 28)
(Page 36)
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