![Sony HCD-EC55 - Receiver System Service Manual Download Page 46](http://html.mh-extra.com/html/sony/hcd-ec55-receiver-system/hcd-ec55-receiver-system_service-manual_416389046.webp)
46
46
HCD-EC55/EC77/GX99
HCD-EC55/EC77/GX99
7-19. PRINTED WIRING BOARD — PT BOARD (EXCEPT EC55: US, CND) —
•
See page 29 for Circuit Boards Location.
:Uses unleaded solder.
7-20. SCHEMATIC DIAGRAM — PT BOARD (EXCEPT EC55: US, CND) —
MX
MX
E2,E3,E51
D055
D052
D051
C051
D055
D052
D051
D055
D052
D051
D055
D052
D051
RY002
JW010
JW054
T002
T001
JW018
JW017
JW016
JW015
JW014
JW013
JW012
JW011
JW008
JW007
JW002
JW001
JW004
JW005
JW006
RY001
CN051
W051
TP003 EC55:E2,SP,E51
E
EXCEPT
JW054
JW018
JW012
TP002 EC77:US,CND,MX,AEP,RU/GX99
EC77:E2,E3,E51
JW054
JW018
JW012
TP002
JW054
JW018
JW012
TP003 EC55:AEP,UK,RU,MX
E2,E3,E51,MX
E2,E3,E51,MX
E2,E3,E51,MX
US,CND,AEP,UK,RU
(E2,E3,E51)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
11
12
13
14
15
AC IN
PT001
NOT REPLACEABLE
BULT IN TRANSFORMER
*
*
1-872-063-
12
(12)
POWER TRANSFORMER (SUB)
POWER TRANSFORMER (MAIN)
MAIN BOARD
CN604
(Page 35)
PT BOARD
16
17
220V
230-240V
120V
S001
VOLTAGE
SELECTOR
EXCEPT EC55 : US,CND
1
5
6
7
8
9
10
11
12
13
14
15
NOT REPLACEABLE
BULT IN TRANSFORMER
*
*
POWER TRANSFORMER (MAIN)
16
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
NOT REPLACEABLE
BULT IN TRANSFORMER
*
*
POWER TRANSFORMER (MAIN)
16
17
1
5
6
7
8
9
10
11
12
13
14
15
NOT REPLACEABLE
BULT IN TRANSFORMER
*
*
POWER TRANSFORMER (MAIN)
16
17
1
2
A
B
C
D
E
F
G
H
I
J
K
3
4
5
6
7
PT BOARD
C051
0.1
MC2836-T112-1
D051
MC2838-T112-1
D052
10
JW001
10
JW002
TERMINAL (1P)
T001
TERMINAL (1P)
T002
S001
E2,E3,E51
RY001
1
2
3
4
1
2
3
4
5
6
7
8
HOLDER, CABLE 8P
8P
CN051
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
RY002
1
2
3
4
5
6
MC2838-T112-1
D055
1
7
13
14
10
12
11
15
3
5
8
9
16
17
2
4
6
1
7
13
14
10
12
11
15
5
8
9
16
17
6
1
3
4
5
6
7
8
9
2
PT001
JW007
JW008
JW006
JW005
120V
220V
230-240V
L
N
MAIN BOARD
(2/2)
CN604
(page 37)
E2,E3,E51,MX
EC55:AEP,UK,RU,MX
GX99
EC77:US,CND,MX,AEP,RU
EC55:E2,SP,E51
EC77:E2,E3,E51
EXCEPT EC55 : US,CND
E
EC55 : AEP,UK,RU/EC77 : US,CND,AEP,RU/GX99
EXCEPT
E2,E3,E51,MX
E2,E3,
E51,MX
*
*
*
VOLTAGE
SELECTOR
MX
JW004
MX
AC IN
POWER TRANSFORMER
POWER TRANSFORMER
POWER TRANSFORMER
(MAIN)
(MAIN)
(SUB)
Not Replaceable
Built in Transformer
*
Not Replaceable
Built in Transformer
TP002
TP003
E2,E3,E51
POWER TRANSFORMER
(MAIN)
TP002:EC77/GX99
TP003:EC55
1
2
A
B
C
D
E
F
3
4
5
6
7
9
8
10
• Semiconductor
Location
Ref. No.
Location
D051
E-3
D052
E-3
D055
E-3
Ver. 1.2
Summary of Contents for HCD-EC55 - Receiver System
Page 76: ...76 HCD EC55 EC77 GX99 MEMO ...
Page 103: ...27 HCD EC55 EC77 GX99 MEMO ...