Acer LCD monitor User Manual

Contents

Acer LCD monitor User Manual Manual pdf 20 page image

G243HQEN- 19TROUBLESHOOTINGBefore sending your LCD monitor for servicing, please check the troubleshooting list below to see if you canself-diagnose the problem.(VGA Mode)Problems Current Status RemedyNo PictureLED ON y Using OSD, adjust brightness and contrast to maximum orreset to their default settings.LED OFFy Check the power switch.y Check if AC power cord is properly connected to themonitor.LED displays ambercolory Check if video signal cable is properly connected at theback of monitor.y Check if the power of computer system is ON.Abnormal PictureUnstable Picturey Check if the specification of graphics adapter and monitor isin compliance which may be causing the input signalfrequency mismatch.Display is missing,center shift, or too smallor too large in displaysizey Using OSD, adjust RESOLUTION, CLOCK,CLOCK-PHASE, H-POSITION and VPOSITION withnon-standard signals.y Using OSD, in case of missing full-screen image, pleaseselect other resolution or other vertical refresh timing.y Wait for a few seconds after adjusting the size of the imagebefore changing or disconnecting the signal cable orpowering OFF the monitor.(DVI Mode)Problems Current Status RemedyNo PictureLED ON y Using OSD, adjust brightness and contrast to maximum orreset to their default settings.LED OFFy Check the power switch.y Check if AC power cord is properly connected to themonitor.LED displays ambercolory Check if video signal cable is properly connected at theback of monitor.y Check if the power of computer system is ON.

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