(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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7<br />
J802-#11<br />
Waveforms<br />
NO RASTER ON<br />
TV(RF) SIGNAL<br />
REPEAT [A]PROCESS<br />
PASS<br />
CHECK ANTENNA CABLE<br />
PASS<br />
CHECKU904(8V)?<br />
PASS<br />
CHECKU903(5V)?<br />
PASS<br />
CHECK TU802 PIN9(33V)?<br />
PASS<br />
REPEAT [B]:PROCESS<br />
3. NO RASTER(TV(RF) SIGNAL)<br />
FAIL<br />
FAIL<br />
- 16 -<br />
CHECK 33V STEP-UP CIRCUIT<br />
CHECK 8V LINE<br />
CHECK 5V LINE<br />
FAIL CHECK D903<br />
OPEN TEST<br />
FAIL<br />
7<br />
PASS<br />
CHECK J802 PIN11<br />
PASS<br />
PASS<br />
CHANGE D903<br />
FAIL CHECK U501<br />
MICOM
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