No Display Of Screen (Screen Is Black, Color Of Led Is Amber) - Acer H15AAX Service Manual

1. No display of screen (Screen is black, color of LED is amber)

When a signal isn't
being inputted, it is
indicated with "VIDEO
INPUT". It is indicated
with "OUT OF RANGE"
at the time of the
frequency that it can't be
distinguished.
Check if the sync signal from Computer
Proceed "Checking the resolution change
Trouble Shooting
Does OSD display when
you push key button.
Yes
is output and if the video cable is
connected normally.
OK
IC movement" section.
No
Proceed "No OSD display"section.
Input the sync signal of computer, or
NG
H15AAX (AL502)
change the cable.
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