Dell 1908FPC Specifiche Scaricare il pdf (Pagina 48)

19" LCD Color Monitor Dell 1908FPC

48

No picture (LED orange)

No picture

Measure U602 PIN2=1.8V

U601 PIN2=3.3V

Replace U401

X301 oscillate

waveform is normal

Replace

U601, U602

OK

OK

OK

NG

Check HS/VS from

CN202 is normal

Replace X301

Check Correspondent

component

NG

NG

Replace U401

Whether the reset

of the Scalar IC is

useful?

Check U302, C333,

C329, ZD301

NG

OK

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