Philips 97 (1) Benutzerhandbuch

Philips

HUDSON 9

41

12. Repair Flow Chart

12.1 Main Board

(1). No Power

No power

Press power key and look

if the picture is normal

Please reinsert and make sure

the AC of 100-240 is normal

Reinsert or check the
Adapter/Inverter section

X401 oscillate waveforms

Check U404, Q409 and Q410

Replace U401

Measure U404 PIN2=3.3V

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