DELL E152FPc
32
8.2.2 PWPC BOARD
1.) No power
Check to CN102 Pin10 = 5V
Check Interface board
OK
NG
Check AC line volt 120V or
220V
NG
OK
Change F901
Check the voltage of C904(+)
Check bridge rectified circuit
NG
OK
Check start voltage for the pin3 of IC901
Change IC901
NG
Repeating the start voltage
Check the auxiliary voltage is smaller than 20V
1) Check IC902, IC903,Q903
2) Check Q901, Q902…OVP circuit
NG
OK
Check R919, D910,D911,D912,D913, ZD904
Summary of Contents for E152FPc
Page 12: ...DELL E152FPc 12 4 4 3 OPTICAL CHARACTERISTICS ...
Page 13: ...DELL E152FPc 13 4 4 4 PARAMETER GUIDE LINE FOR CCFL INVERTER BACKLIGHT ...
Page 14: ...DELL E152FPc 14 5 BLOCK DIAGRAM 5 1 MONITOR EXPLODED VIEW ...
Page 24: ...DELL E152FPc 25 7 PCB LAYOUT 7 1 MAIN BOARD ...
Page 25: ...DELL E152FPc 26 ...
Page 26: ...DELL E152FPc 27 7 2 PWPC BOARD ...
Page 52: ...DELL E152FPc 53 12 DEFINITION OF PIXEL DEFECTS 12 1 VISUAL INSPECTION ...