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4.2.3. The sound is odd.
Check with the owner whether the sound
heard when played back on the unit
deviates from the sound heard when the
source data is played back on the PC.
(Check if the data on the PC is normal.)
Is the sound normal
on the PC?
Explain to the owner that the source data
on the PC is defective and that the defect
is not in the unit.
4.2.4. The LCD display is odd.
Replace the main PCB assembly, LCD, or
LCD backlight unit.
4.2.5. Operating the buttons on the unit does not work.
If the problem is with the buttons on the side of the unit;
Replace the SW flexible cable, sheet switch, or main PCB assembly.
If the problem is with the Puls Touch;
Replace either the feather touch sensor or main PCB assembly.
If the problem is with the HOLD or BATTERY switch;
Replace the main PCB assembly.
4.2.6. Remote control does not work.
Replace either the wired remote controller-gray or the main
PCB assembly.
4.2.7. A USB connection cannot be established
Replace the cradle, main PCB assembly, or USB
cable.
Y
N
Replace the main PCB assembly, headphones,
or wired remote controller.
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