REPAIR INFORMATION
TROUBLE SHOOTING
1. The power cannot be turned on (Power indicator LED is not lit)
2. The power cannot be turned on (
Power indicator LED lights ashes
)
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)
6. DIGITAL PCB DIR BLOCK
7. DIGITAL PCB USB-DAC BLOCK
MEASURING METHOD AND WAVEFORMS
1. DIGITAL PCB test point
SPECIAL MODE
Special mode setting button
1. Version Display Mode
2. Auto standby test mode
3. Factory initialization and Display / LED All Lighting
ADJUSTMENT
43
Caution in
servicing
Electrical Mechanical Repair Information Updating
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