Printed Wiring Board -Sub Section - Sony WX-GT77UI Service Manual

Fm/am 2din compact disc player
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WX-GT77UI/GT78UI/GT78UIM
4-7.
PRINTED WIRING BOARD – SUB Section –
1
2
3
A
SUB BOARD
(SIDE A)
D256
D255
D255,256,
D252,254
S250
(CD SLOT-L)
B
S250
C
D
E
SUB BOARD
(SIDE B)
F
R255
R257
R256
TP18
G
R4
H
WX-GT77UI/GT78UI/GT78UIM
: Uses unleaded solder.
4
5
6
(Page 25)
KEY BOARD CN1
B
TP2
CN3
17
1
TP5 TP6
TP7
TP10
TP12
TP8
TP19
7
8
9
TP4
TP17
TP16
22
22
10
11
12
D251,253
(CD SLOT-R)
(Page 18)
MAIN BOARD CN902
A
R251
R259
CN2
R253
18
1
R252
TP15
TP13
TP9
TP14
TP3
TP11
TP1
• Semiconductor Location
Ref. No. Location
Ref. No. Location
D251
B-13
D255
D252
B-3
D256
D253
B-13
D257
D254
B-3
D258
13
14
D257 D258
D257,258,
S13
S13
OFF
GT77UI
GT77UI
11
1-879-273-
(11)
B-2
B-2
B-13
B-13

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