Printed Wiring Board - Key Board - Sony DVX-11B Service Manual

DVX-11B
PRINTED WIRING BOARD – KEY Board – •
5-7.
1 2
KEY BOARD
(COMPONENT SIDE)
A
B
C145
A
LED901
C
KEY BOARD (CONDUCTOR SIDE)
D
1 6
3
E
IC901
1
• Semiconductor
Location
Ref. No. Location
IC901 E-1
LED901 B-3
LED903 B-11
LED904 B-12
LED905 B-11
LED906 A-7
LED907 A-7
See page 19 for Circuit Boards Location.
3 4 5
R961
K
SW903
A MAIN BOARD
CN231
(Page 21)
:Uses unleaded solder.
6 7 8
K K
LED906 LED907
A A
R966
R967
LED901, 903, 904,
LED906, 907
(ILLUMINATION)
LED901, 903 − 907
A K
24 24
9 10 11
SW904
K A
(RESET)
LED905
DISC IN
R964
R965
A K
LED903
R963
SW901
12
R922
LED904
A K
SW902
OFF
R921
12
1-689-340- (12)
12
1-689-340 (12)