Read Sony WX-GT90BT / WX-GT90BTE / WX-GT99BT / WX-GT99BTM Service Manual online
WX-GT90BT/GT90BTE/GT99BT/GT99BTM
WX-GT90BT/GT90BTE/GT99BT/GT99BTM
37
37
Note: Refer to the servicing notes “NOTE FOR REPLACEMENT
OF THE USB CONNECTOR (CN971) AND THE AUX
JACK (J901)” on page 6, if replacing CN971 and J901.
JACK (J901)” on page 6, if replacing CN971 and J901.
5-12. PRINTED WIRING BOARD - KEY Board (Conductor Side) -
•
: Uses unleaded solder.
1
2
19
20
D981
D982
Q900
Q901
Q902
Q903
Q904
Q905
Q906
Q907
Q908
L901
FB901
FB902
FB903
R900
R901
R903
R905
R907
R908
R909
R910
R911
R912
R913
R914
R915
R916
R917
R918
CN901
R922
R923
R924
R925
R926
R927
R928
R929
R930
R931
R932
R933
R934
R935
R936
R937
R938
R939
C900
C901
R940
C905
R941
R942
C906
C907
R943
R944
C908
C909
R945
R946
R947
R948
R949
C910
C911
C912
C913
C914
R951 R952
R953
R950
R954
R955
R956
R957
R958
R959
R960
R961
R962
R964
R965
R966
R967
R974
R975
R976
R980
R981
R986
IC901
J901
CN971
IC902
RE901
ROTARY
ENCODER
33
32
17
49
64
48
16
1
K
A
K
A
1-887-491-
KEY BOARD
(CONDUCTOR SIDE)
AUX
PUSH ENTER/MENU/
APP
APP
(VOLUME)
1B
2C
1E
2B
2E
1C
A
MAIN BOARD
CN102
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
1B
2C
1E
2B
2E
1C
2B
1C
2E
1B
1E
2C
3
4
1
5
2
7
6
2
3
1
1
4
A
B
C
D
1
2
3
4
5
6
7
(Suffix-11 only)
(Suffix-11 only)
11, 12
(11, 12)
(Page 35)
Ver. 1.2
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