Read Sony HCD-EC68P / HCD-EC78P / MHC-EC68PI / MHC-EC78PI Service Manual online
HCD-EC68P/EC78P
HCD-EC68P/EC78P
41
41
(1/3)
J
MAIN
BOARD
CN604
C051
0.1
MC2836
D051
MC2838-T112-1
D052
RY001
1
2
3
4
5
6
7
8
8P
CN051
RELAY ON/OFF
V STBY
AC DETECT
VH(AC)
VL(AC)
GND
VL(AC)
VH(AC)
RY002
MC2838-T112-1
D055
JW004
JW009
JW007
JW008
1
3
3P
CN053
LIVE
NEUTRAL
PT002
PT003
3
11
12
13
14
5
10
2
4
6
PT004
3
11
12
13
14
1
5
10
2
4
6
1
3
4
5
6
7
8
9
2
PT001
0.1
C052
PT BOARD
(EC68P: AUS)
(EC68P:AUS)
(EC68P:AUS)
(EC68P: US/EC78P)
(EC68P: US/EC78P)
(AC IN)
SUB POWER TRANSFORMER
SUB POWER TRANSFORMER
MAIN POWER TRANSFORMER
MAIN POWER TRANSFORMER
(EC68P)
(EC78P)
∗
∗
∗NOT REPLACEABLE:
BUILD IN TRANSFORMER
W001
(CHASSIS)
7
11
D
B
6
9
10
F
5
3
G
1
12
C
E
8
4
13
A
2
1
3
4
5
6
7
8
9
2
1
(EC68P: AUS)
6-20. SCHEMATIC DIAGRAM - PT Board -
(Page 31)
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