Resetting factory settings
Perform this procedure if the display is abnormal or if operations cannot be performed.
Various settings are reset to the factory default values. Make settings again.
1
Turn o the power using X.
2
Press X while simultaneously pressing TUNER PRESET 
CH – and TUNER PRESET CH +.
3
Once the display starts flashing at intervals of about 1 
second, release the two buttons.
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•If in step 3 the display does not flash at intervals of about 1 second, start over 
from step 1.