Dell E193FPc
41
No Backlight
Check C201 (+) =12V
NG
OK
Change F902
Check D201/Q209/Q210/D202/Q211/Q212
Check ON/OFF signal
Check Interface board
NG
OK
Check U201 pin9=12V voltage of C905(+)
NG
OK
Change Q201 or Q202
Check the pin1 of U201 have saw tooth wave
NG
OK
Change U201
Check D201(-), D202(-) have the output of square wave at short time.
NG
OK
CheckQ205/Q207/Q203/Q201 or
/Q206/Q208/Q204/D202
Check the resonant wave of pin2 & pin5 for PT201/ PT202
NG
Check the output of PT201/PT202
Check Q209/Q210/C213 or Q211/C212/C214
Check connecter & lamp
OK
NG
Change PT201/PT202
OK
Summary of Contents for E193FPc
Page 14: ...Dell E193FPc 14 5 Block Diagram 5 1 Monitor Exploded View ...
Page 17: ...Dell E193FPc 17 5 3 Electrical Block Diagram 5 3 1 Main Board ...
Page 18: ...Dell E193FPc 18 5 3 2 Inverter Power Board ...
Page 24: ...Dell E193FPc 24 7 Schematic 7 1 Main Board ...
Page 25: ...Dell E193FPc 25 ...
Page 26: ...Dell E193FPc 26 ...
Page 27: ...Dell E193FPc 27 ...
Page 28: ...Dell E193FPc 28 ...
Page 29: ...Dell E193FPc 29 7 2 Power Board ...
Page 30: ...Dell E193FPc 30 ...
Page 31: ...Dell E193FPc 31 8 PCB Layout 8 1 Main Board ...
Page 32: ...Dell E193FPc 32 ...
Page 33: ...Dell E193FPc 33 ...
Page 34: ...Dell E193FPc 34 8 2 Inverter Power Board ...
Page 35: ...Dell E193FPc 35 8 3 Key Board ...
Page 47: ...Dell E193FPc 47 b Click the Select Chip button and choose the type you re going to program ...
Page 49: ...Dell E193FPc 49 d Select the communication Setting Port Name e Click the ConNect button ...
Page 75: ...Dell E193FPc 75 Foreign Material Line Defect Bezel Appearance Others Type 2 LTM190EX L01 ...
Page 76: ...Dell E193FPc 76 ...
Page 77: ...Dell E193FPc 77 ...
Page 78: ...Dell E193FPc 78 ...