LiteOn B17AAU, Руководство по обслуживанию

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Page 2 Trouble Shooting
B17AAU / B17ANU / B17AAY
2. Nothing displays on screen (Screen is black, color of LED is green)
Is backlight lit?
O K
Does computer output RGB video signals?
N G Refer "Checking the backlight unit" section
O K
Check OSM menu is displayed on screen
when you push the "PROCEED" key.
N G
1) Change pattern of video signal output on the
host.
2) Reconnect the video cable.
3) Change the video cable.
Check the video cable for failure. Check the host for
output signal with all black only.
O K
N G
Proceed "Abnormal screen" section.
Check if the LCD video signal cable is connected
between the MAIN PWB and LCD module.
O K
N G
Next Page
Failure Point
The Cable is disconnected.