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24” LCD Color Monitor BenQ E2400HD
51
W / LED, No Backlight
Check Inverter input =12V
NG
OK
Check adapter and F801
Check ON/OFF signal
Check Interface board or main board
NG
OK
Check U801 PIN 11=5V
NG
OK
Change ON/OFF circuit
Check U801 PIN8/PIN9 PWM wave
NG
OK
Check U801
Check Q805, Q806 Drain wave
NG
Check the output of T801
Change Q805, Q806
Check connecter & lamp, feedback and protect circuit
OK
NG
Change T801
OK
Summary of Contents for E2400HD - 24" LCD Monitor
Page 13: ...24 LCD Color Monitor BenQ E2400HD 13...
Page 14: ...24 LCD Color Monitor BenQ E2400HD 14...
Page 15: ...24 LCD Color Monitor BenQ E2400HD 15...
Page 53: ...24 LCD Color Monitor BenQ E2400HD 53 PCB LAYOUT Main Board...
Page 54: ...24 LCD Color Monitor BenQ E2400HD 54 Power Board...