(l193sab-al**t) l173sa (l173sab-al**a) l173st ... - MobRepair.ru
(l193sab-al**t) l173sa (l173sab-al**a) l173st ... - MobRepair.ru
(l193sab-al**t) l173sa (l173sab-al**a) l173st ... - MobRepair.ru
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4<br />
5<br />
6<br />
NO RASTER<br />
ON AV SIGNAL<br />
REPEAT [A]: PROCESS<br />
PASS<br />
CHACK INPUT SOURCE<br />
CABLE AND JACK<br />
PASS<br />
CHECK J108<br />
PASS<br />
CHECK<br />
ZD 814, ZD815<br />
OPEN TEST<br />
CHECK<br />
U901(1.8V)?<br />
PASS(Open)<br />
PASS<br />
CHECK<br />
U902(3.3V)?<br />
PASS<br />
CHECK<br />
U601 PIN101<br />
PASS<br />
CHECK<br />
U702 THE INPUT/OUTPUT<br />
OF U702<br />
PASS<br />
CHACK THHE INPUT/OUTPUT<br />
OF BA702, BA704<br />
2. NO RASTER(AV SIGNAL)<br />
NO SIGNAL<br />
FAIL(Shore)<br />
FAIL<br />
FAIL<br />
Waveforms<br />
4 U901 5 U902<br />
- 15 -<br />
CHECK SIDE AV<br />
CONNECTOR<br />
RANTINE<br />
CHANGE ZD814, ZD815<br />
CHECK 1.8V LINE<br />
CHECK 3.3V LINE<br />
FAIL RE-SOLDERING OR<br />
CHECK X-TAL(X601)<br />
FAIL RE-SOLDERING OR<br />
CHANGE THE DEFECT PART<br />
6 U601-#101<br />
:[B]PROCESS
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