NEC LCD1700NX manual Troubleshooting, Problems Current Status Remedy, LED on, Led Off

MultiSync LCD1700NX 13

TROUBLESHOOTING

Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem.

Problems	Current Status	Remedy
No Picture	LED ON	• Using OSD, adjust brightness and contrast to
		maximum 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 connected
		to the AC adapter.
	LED displays	• Check if video signal cable is properly connected
	amber color	at the back of monitor.
		• Check if the power of computer system is ON.
Abnormal	Unstable Picture	• Check if the specification of graphics adapter
Picture		and monitor is in compliance which may be
		causing the input signal frequency mismatch.
	Display is missing,	• Using OSD, adjust EXPANSION, H.SIZE,
	center shift, or too	FINE, LEFT/RIGHT and UP/DOWN with
	small or too large	non-standard signals.
	in display size	• Using OSD, in case of missing full-screen image,
		please select other resolution or other vertical
		refresh timing.
		• Wait for a few seconds after adjusting the size
		of the image before changing or disconnecting
		the signal cable or powering OFF the monitor.

LCD1700NX(English).PM6 15 02.2.12, 3:50 PM