Service Manuals, User Guides, Schematic Diagrams or docs for : LG Audio FFH-2000 F2000TROUB
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>> Download F2000TROUB documenatation <<Text preview - extract from the document TROUBLESHOOTING GUIDE
1. POWER PART
Turn power on.
YES
NO NO
IC301 16, 46, 72, 90 input +5V PN302 5.6V check? PN302 Defective.
YES
YES
IC703 Surrounding circuitry
IC301 Pin 79 power output?
defective.
OFF ON 5V
NO
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