DOWNLOAD Sony HCD-XG55 Service Manual ↓ Size: 7.96 MB | Pages: 80 in PDF or view online for FREE

Model
HCD-XG55
Pages
80
Size
7.96 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
hcd-xg55.pdf
Date
PREV: Sony HCD-FL7D (serv.man2) Service Manual

Sony HCD-XG55 Service Manual ▷ View online

HCD-XG55
41
41
7-14. PRINTED  WIRING  BOARD  – PA Board –
•
 See page 25 for Circuit Boards Location.
IC901
IC801
PA BOARD
13
MAIN BOARD
CN902
1
J
13
MAIN BOARD
CN901
1
K
E
E
E
E
E
(CHASSIS)
1
4
N
HEADPHONES
BOARD
CN802
+
+
E
1
11
M
TRANS
BOARD
CN952
B
C
E
E
3
1
(CHASSIS)
E
E
E
E
E
E
E
Q
SUB TRANS
BOARD
NO903
E
E
1
14
E
E
–2
–1
1-680-173-
(11)
11
+
–
+
–
L
R
FRONT SPEAKER
IMPEDANCE
USE 4 – 16
Ω
TM401
E
E
A
B
C
D
E
F
G
H
I
J
1
2
3
4
5
6
7
8
9
10
(Page 43)
(Page 51)
(Page 51)
(Page 40)
(Page 40)
• Semiconductor
Location
Ref. No.
Location
D401
D-4
D402
C-8
D405
B-9
D406
B-9
D801
D-5
D803
F-6
D804
C-4
D805
C-6
D833
F-2
D834
E-2
D835
E-2
D836
F-2
D841
C-2
D842
C-2
D843
C-2
D844
D-2
D851
D-5
D853
G-2
D902
I-4
D903
J-4
D904
J-3
D905
I-3
D906
J-3
D911
I-2
D912
I-2
IC801
D-7
IC901
J-2
Q401
B-7
Q402
B-8
Q431
H-5
Q432
H-4
Q433
H-4
Q434
H-4
Q437
H-4
Q439
I-4
Q801
D-5
Q803
G-5
Q804
F-5
Q805
D-3
Q831
B-5
Q832
B-5
Q833
C-4
Q834
C-5
Q851
E-5
Q855
D-3
Q901
J-4
Q903
J-2
Q908
J-2
HCD-XG55
42
42
7-15. SCHEMATIC  DIAGRAM  – PA Board –
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
The components identified by mark 
0
 or dotted
line with mark 
0
 are critical for safety.
Replace only with part number specified.
(Page 51)
(Page 39)
(Page 39)
(Page 51)
(Page 44)
HCD-XG55
43
43
7-16. PRINTED  WIRING  BOARDS  – FRONT INPUT/HEADPHONE Boards –
•
 See page 25 for Circuit Boards Location.
FRONT INPUT BOARD
E
MAIN BOARD
CN702
6
1
1-680-180-
(11)
11
(CHASSIS)
3
1
VIDEO
AUDIO
L
R
GAME
INPUT
J804
HEADPHONE BOARD
PHONES
J803
7
6
3
9
2
8
5
4
1
1
4
N
PA BOARD
CN806
1-680-181-
(11)
11
A
B
C
D
E
F
1
2
3
4
5
6
7
8
(Page 40)
(Page 41)
HCD-XG55
44
44
7-17. SCHEMATIC DIAGRAM  – FRONT INPUT/HEADPHONE Boards –
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
(Page 37)
(Page 42)
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