Printed Wiring Boards - Control/Loading/Video Boards - Sony HCD-M70 Service Manual

HCD-M70
6-12. PRINTED WIRING BOARDS – CONTROL/LOADING/VIDEO Boards – •
1
CONTROL BOARD
A
(AEP, UK)
B
C
21
20
D
C
E
MAIN BOARD
CN302
(Page 24)
• Semiconductor
Location
Ref. No. Location
D304 B-6
D321 A-1
D801 B-2
D802 B-2
IC320 B-6
IC321 C-8
IC801 C-4
IC803 C-3
Q800 B-1
Q801 B-2
Q802 B-4
Q803 B-4
Q804 B-1
2 3
MAIN BOARD (Page 24)
E
CN303
5
10
15
20
25
30
35
40
45
3 55
50
1
IC803
1
2
1 3
A
CD BOARD
CN101
(Page 18)
See page 17 for Circuit Boards Location.
4 5
5
10
IC320
100
95
90 1
10
85
IC801
80
75
70
65
60 18 10
15
F
SWITCH BOARD
CN501
(Page 28)
26 26
6 7 8
S1
OPEN
S1
CLOSE
DISC TRAY OPEN/CLOSE
DETECT
1
15
VIDEO BOARD
20
(Page 28)
G
SWITCH
BOARD IC321
CN503
H
SWITCH
OPTICAL
BOARD
DIGITAL OUT (CD)
1
CN502
(Page 28)
11
(11)
1-684-230-
9
LOADING BOARD
(LOADING)
M
11
(11)
1-681-807-
1
3
1
3
11
(11)
1-684-235-