150X3M LCD
74
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General Troubleshooting Guide
No display, but LED is ON
or LED is amber ( yellow)
Monitor drivers
( inf file )
Picture too large or small
1
2
Screen size not correct
3
4
USB
6
7
9
8
10
Unstable picture/
Picture flickers
Out of H/ V Sync.
Picture too bright
Picture too dim
OSD main
menu locked
12
13
No power/
LED is off
5
11
14
Buzzing sound
when power on
Missing color
Power management
function is not active
Summary of Contents for 150X3M
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