Acer B223W - Bdmr - 22" LCD Monitor Panduan Servis - Halaman 30

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Troubleshooting

This chapter provides troubleshooting information for the B223W:

1. No Power

Replace X401

No power

Press power key and look if the

picture is normal

Please reinsert and make sure the

AC of 100-240 is normal

Measure U701 Pin2=3.3V,

Check if X401 oscillate

waveforms are normal

Replace U401

Reinsert or check the

power section

Measure CN701

Replace U701

Chapter 4