Printed Wiring Board – Display Board - Sony MEX-1HD Service Manual

MEX-1HD
6-31. PRINTED WIRING BOARD – DISPLAY Board – •
1 2
A
DISPLAY BOARD
K A
SOURCE
B
K A
K
A
C
A
K
D
E
D904
REMOTE
CONTROL
RECEIVER
F
G
ENC900
VOL
PUSH SOUND
H
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location
D904 G-2 D928 D-13 D939 F-9
D905 B-3 D929 C-12 D940 F-9
D930 C-12 D941 F-9
D906 G-5
D907 G-5 D931 C-1 D942 F-9
D921 A-12 D932 D-3 D943 G-13
D933 C-2 D944 G-13
D922 A-13
D923 B-12 D934 C-3 D945 H-11
D935 B-2 D946 H-11
D924 B-13
D925 B-12 D936 A-2 D947 D-13
D926 C-12 D937 F-9 D950 B-13
D938 F-9 D951 B-1
D927 D-12
See page 37 for Circuit Boards Location.
3 4 5
(SIDE A)
DSPL
A
K A
K
OFF
A
K
D921 − 936, 947
950, 951
A K
DISPLAY BOARD
(SIDE B)
IC902
IC903
1
3
IC904
Ref. No. Location
IC901 G-7
IC902 F-3
IC903 G-4
IC904 H-5
Q900 G-6
Q901 G-7
Q909 H-6
Q910 G-7
Q911 G-7
6 7 8
LSW901 D921 − 936, 947, 950, 951
(KEY ILLUMINATION)
A1 K1
S1 S2
A2 K2
IC901
2
FL900
FLUORESCENT
INDICATOR TUBE
58 58
9 10 11
CLOSE
OPEN
FUNCTION
(Page 55)
E SUB BOARD
CN524
FP FLEXIBLE
BOARD
4 12 15 17
12 13
K
K A
A
CD
K
A
A
MENU K
A
M
S905 (F3)
K
K
S904 (F2)
A
A
A
K
K
S903 (F1)
A
K
K A
K A
F
A
11
(11)
K
CD HDD
REC
ENC901
− +
PUSH LIST
11
1-685-151- (11)