Printed Wiring Boards -Key Section - Sony CDX-GT48UM Service Manual

CDX-GT48UM/GT480U/GT480US/GT484US
4-7. PRINTED WIRING BOARDS – KEY Section –
1 2
LED907,
S907
A
OFF
LED907
S907
LED914,
S905
SEEK+
B
S905
LED925,930,
R943
S903
R947
LED915,
LED915
S908
S908
R924
C
R926
LED931,
S902
S902
R925
SEEK–
D
E
F
R939
G
R923
R922
H
I
CDX-GT48UM/GT480U/GT480US/GT484US
• : Uses unleaded solder.
3 4 5
LED911,913,
S906
SOURCE
R971
S906
GT48UM
R972
LED927
LED929
GT480U/GT480US/
GT48UM
S903 GT484US
LED935
LED932
R975
GT480U/GT480US/
GT484US
2 4
S904
GT48UM
3 1
IC902
LED918,924, LED926-929 IC902
S904
(GT48UM)
LED928,932,935
MODE
(GT480U/GT480US/GT484US)
(RING ILLUMINATOR)
R927
R996
R952
R944
R981
RE901
R940 R980
6 7 8
LED922
DISC SLOT
INDICATOR
LED922
1
LIQUID CRYSTAL DISPLAY PANEL
LSW911
R964 LSW910
LSW912
LSW913
LSW913 LSW912 LSW911 LSW910
ZAP BTM 1/ALBM – 2/ALBM +
R967 R934
R901
R903
C902
R905 R904
R988 R989
C904 C901 R902
R990
IC901
R993
• Semiconductor Location
Ref. No. Location Ref. No. Location
(D901) F-7 (D911)
(D902) G-9 (D912)
(D906) G-10
(D907) G-10 (IC901)
(D908) G-10 IC902
(D909) G-10
(D910) G-10 LED901 C-12
( ) : SIDE B
< > : CDX-GT48UM only
[ ] : CDX-GT480U/GT480US/GT484US
22 22
9 10 11
52
LCD901
LSW909
LSW908
LSW907 R929 LSW906
R963
R955
LSW909 LSW908 LSW907 LSW906
3/REP 4/SHUF 5/DM+ 6/PAUSE
(Page 18)
MAIN BOARD
CN403
A
R932
19 1
20 2
CN901
R998
R910
D912
R909
D911
R906 R907
VDR906
R935
Ref. No. Location Ref. No. Location
G-11 LED907 A-1 LED924 C-3
G-11 LED911 B-2 LED925 C-2
LED913 B-3 <LED926> C-4
G-7 LED914 B-2 <LED927> C-5
D-5 LED915 C-1 LED928 B-4
LED918 C-2 <LED929> C-3
LED922 B-7 LED930 C-2
12 13
LSW901
LSW901
LED901
LCD BACK
LIGHT
21
1-877-688- (21)
LSW905
LSW905
DSPL/SCRL
ORG
W001
RED
W002
BRN
W003
21
FB903
(21)
1-877-689-
J901
AUX
CN902
5
1
L901
4
6
ORG
R920 W004
RED
W006
BRN
W005
21
(21)
1-877-688-
Ref. No. Location
LED931 C-2
[LED932] C-3
[LED935] C-5
(Q901) G-6
(Q902) F-6
(Q907) F-5