Acer BE270U User Manual - Page 30

Troubleshooting

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1 English Troubleshooting Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. HDMI/DP/Mini DP mode Problem LED status Remedy No picture visible Blue Using the OSD, adjust brightness and contrast to maximum or reset to their default settings. Off Check the power switch. Check if the AC power cord is properly connected to the monitor. Amber Check if the video signal cable is properly connected at the back of monitor. Check that the computer system is switched on and in power saving/ standby mode. DP daisy chain and repeat functions DisplayPort bandwidth limitations mean that three monitors (at 1920 x 1080 resolution) are supported in a daisy chain. Daisy chain function only works with DP signal.

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1
English
Troubleshooting
Before sending your LCD monitor for servicing, please check the
troubleshooting list below to see if you can self-diagnose the problem.
Problem
LED status
Remedy
No picture visible
Blue
Using the OSD, adjust brightness and
contrast to maximum or reset to their
default settings.
Off
Check the power switch.
Check if the AC power cord is properly
connected to the monitor.
Amber
Check if the video signal cable is
properly connected at the back of
monitor.
Check that the computer system is
switched on and in power saving/
standby mode.
HDMI
/DP/Mini DP
mode
DP daisy chain and repeat functions
DisplayPort bandwidth limitations mean that three monitors (at 1920 x 1080 resolution) are supported
in a daisy chain. Daisy chain function only works with DP signal.