NEC MultiSync LCD1700NX A Service Manual

Also see for LCD1700NX - MultiSync - 17" LCD Monitor: User manual Specifications

NEC MultiSync LCD1700NX A Service Manual Manual pdf 18 page image

1-15MultiSync LCD1700NXTROUBLESHOOTINGBefore sending your LCD monitor for servicing, please check the troubleshooting listbelow to see if you can self-diagnose the problem.13Problems Current Status RemedyNo Picture LED ON • Using OSD, adjust brightness and contrast tomaximum or reset to their default settings.• Check the signal input, “DVI” or “D-SUB”.LED OFF • Check the power switch.• Check if AC power cord is properly connectedto the AC adapter.LED displays • Check if video signal cable is properly connectedamber color at the back of monitor.• Check if the power of computer system is ON.Abnormal Unstable Picture • Check if the specification of graphics adapterPicture and monitor is in compliance which may becausing the input signal frequency mismatch.Display is missing, • Using OSD, adjust EXPANSION, H.SIZE,center shift, or too FINE, LEFT/RIGHT and DOWN/UP withsmall or too large non-standard signals.in display size • Using OSD, in case of missing full-screen image,please select other resolution or other verticalrefresh timing.• Wait for a few seconds after adjusting the sizeof the image before changing or disconnectingthe signal cable or powering OFF the monitor.