Printed Wiring Board -Key Section - Sony CDX-GT121 Service Manual

CDX-GT121/GT220/GT222
5-8. PRINTED WIRING BOARD — KEY SECTION —
1 2 3
A
LED942
LED942,
S902
S902
R902
R943
B
LED951
LSW901
LSW904
C
R948
R905
R944
LSW902
(GT220/GT222)
LSW902
D
(GT121)
E
F
3 4
G
2
H
I
CDX-GT121/GT220/GT222
: Uses unleaded solder.
4 5 6
LED944,
S903
S903
LSW903
S904
37
R946
LSW905
LSW906
LED945,
S904
5
1
• Semiconductor Location
Ref. No. Location Ref. No. Location
D903 G-11 IC901 G-8
D981 H-10 IC971 D-14
D982 H-10
D991 G-11 LED931 C-13
D992 G-11 LED941 B-13
D993 G-11 LED942 A-1
D994 F-14 LED944 B-4
7 8 9
LED943
LCD901
LIQUID CRYSTAL DISPLAY PANEL
LSW909
LSW907 LSW908
Ref. No. Location
LED945 C-4
LED951 B-3
LED952 C-4
LED953 C-3
Q931 G-10
Q932 G-10
24 24
10 11 12
LED931
(LCD BACK LIGHT)
1
LSW910
LSW911
(Page 19)
MAIN BOARD CN701
A
13 14
LED941,
S901
S901
C971
GT220/GT222
IC971
1 4
2 3