REPAIR INFORMATION
1. The power cannot be turned on (Power indicator LED is not lit)
2. The power cannot be turned on (Power indicator LED lights flashes)
3. The power turns on but no sound is output
4. DIGITAL PCB (Check of DIGITAL signal processing part)
5. INPUT PCB (Check the INPUT PCB)
MEASURING METHOD AND WAVEFORMS
3. Factory initialization and Display / LED All Lighting
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Caution in
servicing
Electrical
Mechanical
Repair Information
Updating