Sony HCD-GT55 Service Manual

HCD-GT22/GT44/GT55
5353
HCD-GT22/GT44/GT55
7-29. SCHEMATIC DIAGRAM – KEY Section –
MAIN
G
BOARD
(1/4)
CN903
PANEL
S
BOARD
PANEL
R
BOARD
CN605
3.2 3.2
SLR-325VCT31P
D608
SLR-325VCT31P
D609
SLR-325VCT31P
D607
1k
R667
1k
R677
1k
R668
1k
R678
1k
R669
1k
R679
S641 S642 S643 S644 S645 S646 S647 S649
1.5k
R645
4.7k
R647
470
R642
1k
R644
2.2k
R646
330
R641
680
R643
10k
R648
1
2
3
4
5
6
6P
CN616
KEY4
D-GND
LED+9V
GUITER_LED_OUT
VOCAL_LED_OUT
BASS_LED_OUT
KEY TOP BOARD
-
ENTER
+
FORCUS
(GUITAR)
GUITAR VOCAL
(VOCAL)
FORCUS FORCUS
(BASS)
BASS
GUITAR
VOCAL
BASS
S648
A
12
J
H
B
C
78
I
F
96
K
43
G
D
5
E
S607
S606
S605
S604
S603
S602
SLR-325VCT31P
D611
470
R655
470
R602
680
R603
1k
R604
1.5k
R605
2.2k
R606
1k
R688
1k
R698
S608
4.7k
R607
1k
R657
100
R656
SLR-325MCT31
0.22
C601
VCC OUT GND
NJL24H400B
IC601
1
3
2
SW-LED-OUT
STBY-LED
SIRCS
KEY0
D-GND
AVREF
LED+9V
KEY LEFT BOARD
IC601
REMOTE CONTROL
/
STANDBY
RECEIVER
1
7
(GT44/GT55)
SUBWOOFER
SUBWOOFER
USB
AUDIO
TAPE A/B
TUNNER/
BAND
CD
/
STANDBY
(GT44/GT55)
D612
S635
S636
S631
S632
S633
S628
S634
S637
S638
330
R631
470
R632
680
R633
4.7k
R637
2.2k
R636
4.7k
R627
1.5k
R635
1k
R634
1
2
3
CN615
3P
D-GND
KEY3
KEY
KEY RIGHT BOARD
DISC 1
DISC 2
DISC 3
OPEN/CLOSE
EX-CHANGE/
DISC SKIP
CD-TAPE
SYNC
CD-USB
SYNC/REC
TAPE-REC
PAUSE/START
(Page 38)
(Page 51)
(Page 51)
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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Sony HCD-GT55 Specifications

General

Brand	Sony
Model	HCD-GT55
Category	Stereo System
Language	English