#Sansuitv 

SANSUI TV 21"ULTRA SLIM PCB
CHIP IC R2J10172HA-B16FP
VERTICAL IC LA78141
SOUND IC TDA7297
STR CQ0765RT
STANDBY RELEASED BUT NO EHT
1.Power on/Check eht supply voltage----ok.But standby.
2.Then standby released by remote and eht supply voltage-----ok.
---But led glowing,led no off.
3.Check horizontal driver voltage---ok.
4.Check 12V supply voltage---missing.
5.Check sound ic supply voltage------ok.
6.Power off/Check eht supply diode-----ok.
7.Check driver supply voltage diode----ok.
8.Check 12V supply voltage diode-------Abnormal reading.
9.Check sound ic supply voltage diode-----ok.
10.Open 12V supply diode D853(GP10D).
11.Check the diode -----Normally ok by heating,But it defective sure.
12.Set new diode GP10D replace by FR154.
13.Check 12Vsupply diode after setting diode FR154-----ok.
14.Power on/Then-------