Printed Wiring Board - Display Board - Sony XR-CA665EE Service Manual

XR-CA665EE
6-8. PRINTED WIRING BOARD – DISPLAY Board –
1 2 3
DISPLAY BOARD (COMPONENT SIDE)
A
A
LED901
K
1
LED901, S901
LSW904
S901
SOURCE
1 +
B
LSW903
SEL
4 3 2
LED905 LED904
(VOLUME)
K A K A
LSW906
S903 ATT
1
C
2
LED904, 905,
3
LSW905
S903
4
−
DSO
1 2
LSW902
3
4
3
MODE
4
LSW902
D
LED901 − 906
A K
DISPLAY BOARD
E
F
G
R983
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location
LED903 B-13
D902 G-10
LED904 B-2
D903 G-10 IC901 F-8
LED905 B-1
D904 G-10 IC951 C-13
D905 F-10 LED906 C-12
LED910 C-3
D907 F-12 LED901 A-2
LED911 B-11
D951 G-13 LED902 B-13
4 5
2
1
3
4
LED910
(LCD BACK LIGHT)
1
72
LSW909
LSW908
LSW907
2
S2 S1 S2 S1 S2
K1 A1 K1 A1 K1
LSW907 LSW908
BTM/MTL DISC −
SENS 1
(CONDUCTOR SIDE)
R977
R909
R981
6 7 8
LCD901
LIQUID CRYSTAL DISPLAY
LSW910
LSW917
S1 S2 S1 S2 S1 S2
A1 K1 A1 K1 A1 K1
LSW909 LSW910 LSW917
DISC + REP SHUF
2 3 4
R910
R916 R920
R919
R975
IC901
20 20
9 10 11
2
36
1
LED911
(LCD BACK LIGHT)
(SEEK ILLUMINATION)
37
LSW915
LSW916
LSW914
S1
S1 S2 S1 S2
A2
A1 K1 A1 K2
LSW916 LSW915 LSW914
LIST
BL SKIP/ALBM − ALBM +/ATA
5 6
R917
R918
R976
R956
R954
R942
R955
C953
R960
R943 D907
D905
R959
C955
R940
C956
R962
R958
C954
12 13
3 4
LSW911
+
LSW913
DSPL
4
3
2 1
LED903
LED902
LED906
SEEK
A K A K
S902
A K
IC951
LED906
−
LED902, 903
S902
2 3 4
1 EQ3
4
LSW901
3
OFF
2
11
LSW912
1
1-687-860- (11)
R972
R974
R915
R914
R952
R901
R913
R912
R951
R979
D951
C951
CN901
R973
B
SUB BOARD
CN801
11
(Page 19)
1-687-860- (11)