Acer VG272UV User Manual - Page 29
Troubleshooting
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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 Mode) Problems Current Status LED ON No Picture LED OFF LED displays amber color Abnormal Sound (Only Audio-Input model) (Optional) No sound, or sound level is too low Remedy Using OSD, adjust brightness and contrast to maximum or reset to their default settings. Check the power switch. Check if AC power cord is properly connected to the monitor. Check if video signal cable is properly connected at the back of monitor. Check if the power of computer system is ON. Check the audio cable with the host PC is connected. Check if the volume setup of the host PC is in minimum position and try to raise the volume level. EN-19