Acer XB273 User Manual - Page 26
Troubleshooting, HDMI/DP Mode Optional
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English 7. Deep Sleep: When Deep sleep is set to on and no signal, the monitor will go to sleep mode after 15 minutes,When Deep sleep is set to off and no signal, the monitor will not go to sleep mode. 8. Quick start mode setting. 9. Power-off USB charge: Turn On or Off. On: DC off/Saving mode can to electrify for USB port. Off: DC off/Saving mode can't to electrify for USB port. 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 (Optional) Problem LED status Remedy No picture visible Blue Using the OSD menu, adjust brightness and contrast to maximum or reset to their default setting. Off Check the power switch. Amber Check if the AC power cord is properly connected to the monitor. Check if the video signal cable is properly connected at the back of monitor. Check if the computer system is switched on and in power saving/standby mode. Regulatory Compliance R33037 RoHS 217186 60950-1 15