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Abnormal
phenomenon
10．White screen,
white screen,
flashing screen
11．Automatic on /
off when not in
Cause analysis
1. IWB mainboard signal output
fault
2. The abnormal power supply of
220V mains power supply or
unstable voltage causes the power
board and LCD to burn out
1. Whether the timing switch is set
Terms of settlement
state in the following ways:
● Press the "lock screen" button of
the remote control;
● Short press the front power
button;
● Tap the screen 3 times in quick
succession with your finger to
restore touch control.
1. Re -upgrade the software
2. Replace the new machine
1. Turn off the automatic switch
function
5
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