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4 Trouble Shooting Guide
The maintenance diagram only used to board level repair ifyou want to
the further maintenance,please connect design department
Not opening machine
No picture
No
Are
the
ON/OFF
normal
Yes
Change power
board
red
Are there 12V
power supply
output
power
signal
No
Change main
board
LCD is not bright
Not bright
Power
light
Yes
Change power
board
Are there 5V
power supply
output
No
Yes
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