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LG OM7550 Service Manual

LG OM7550
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3-34
ELECTRICAL TROUBLESHOOTING GUIDE
4. NO LIGHTING (SPEAKER LED)
YES
YES
NO
YES
Power on
Replace Q616~Q618.
Push the “LIGHTING” button.
Trun on the LED?
Check speaker.
Check IC601.
NO
NO
Check Q616~Q618
LED_5 V.
IC601 LED 5 V
OK?

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LG OM7550 Specifications

General IconGeneral
BrandLG
ModelOM7550
CategoryStereo System
LanguageEnglish

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