Printed Wiring Board - Pt (U) Board (Ec55: Us,Cnd); Schematic Diagram - Pt (U) Board (Ec55: Us,Cnd); Q Q - Sony HCD-EC55 Service Manual
Sony compact disc deck receiver service manual
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Also See for HCD-EC55:
- Operating instructions (2 pages) ,
- Service manual (104 pages) ,
- Service manual (7 pages)
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Q Q
7-21. PRINTED WIRING BOARD — PT (U) BOARD (EC55: US, CND) —
3 7 6 3 1 5 1 5 0
• See page 29 for Circuit Boards Location.
1
2
EC55 : US,CND
A
PT(U) BOARD
B
15
14
13
C
12
K
MAIN BOARD
11
CN604
10
(
(
SUFFIX-12
Page 35
9
(
(
SUFFIX-13,-14
D
SUPPLEMENT-1
8
Page 3
T E
L
1 3 9 4 2 2 9 6 5 1 3
E
w w w
HCD-EC55/EC77/GX99
:Uses unleaded solder.
3
4
5
6
TP003
POWER TRANSFORMER
(MAIN)
1
RY001
2
3
PT001
POWER TRANSFORMER (SUB)
4
1
2
3
4
5
*
6
NOT REPLACEABLE
*
BULT IN TRANSFORMER
7
9
8
7
6
5
1-872-870-
x
a o
y
.
i
http://www.xiaoyu163.com
7-22. SCHEMATIC DIAGRAM — PT (U) BOARD (EC55: US, CND) —
7
1
2
EC55 : US,CND
A
B
AC IN
C
AC IN
D
E
11
12
(11)
(12)
F
Q
Q
3
7
6
• Semiconductor
Location
Ref. No.
Location
D051
D-3
D052
D-3
D055
D-3
u 1 6 3
47
47
http://www.xiaoyu163.com
2
4
8
9
9
3
4
5
6
PT(U) BOARD
C051
0.1
RY001
PT001
POWER TRANSFORMER
(SUB)
5
4
6
3
7
2
8
T001
1
9
L
TERMINAL (1P)
N
T002
TP003
TERMINAL (1P)
POWER TRANSFORMER
(MAIN)
1
2
3
4
5
6
7
*
*
Not Replaceable
Built in Transformer
17
16
15
14
13
12
11
10
9
8
3
1
5
1
5
0
8
9
2
m
c o
.
HCD-EC55/EC77/GX99
Ver. 1.2
2
8
9
9
7
8
9
10
D051
MC2836-T112-1
D055
MC2838-T112-1
D052
MC2838-T112-1
1
RELAY ON/OFF
2
V STBY
3
AC DETECT
4
VH(AC)
K
5
VL(AC)
6
GND
MAIN BOARD(2/2)
7
VL(AC)
CN604
8
VH(AC)
CN051
(
SUFFIX-12
(
8P
HOLDER, CABLE 8P
Page 37
(
SUFFIX-13,-14
(
SUPPLEMENT-1
Page 3
4
9
8
2
9
9
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