Acer Q276HL - Příručka (Stránka 26)

CS-17
(DVI/HDMI/MHL cable)
Problems Current Status Remedy
LED ON · Using OSD, adjust brightness and
contrast to maximum or reset to their
default settings.
LED OFF · Check the power switch.
· Check if AC power cord is properly
No Picture
connected to the monitor.
LED displays · Check if video signal cable is properly
connected at the back of monitor.
· Check if the power of computer system
is ON.
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