Lenovo 2578HB6 manual 2.Troubleshooting, 1. Monitor specifications for type-model, continued

Table 3-1. Monitor specifications for type-model		(continued)
Humidity	Operating		10% to 80%
	Storage		5%° to 95%
	Shipping		5% to 95%

Troubleshooting

If you have a problem setting up or using your monitor, you might be able to solve it yourself. Before calling your dealer or Lenovo, try the suggested actions that are appropriate to your problem.

Table3-2.Troubleshooting

	Problem	Possible cause		Suggested action		Reference
	The words” Out	The system is set		●	If you are replacing an	“Selecting a supported
	of Range” are	to a display			old monitor, reconnect	display mode” on page
	shown on the	mode which is			it and adjust the	2-6
	screen, and the	not supported
					display mode to within
	power indicator	by the monitor.
					the specified range for
	is flashing green.
					your new monitor.
				●	If using a Windows
					system, restart the
					system in safe mode,
					then select a supported
					display mode for your
					computer.
				●	If these options do not
					work, contact the
					Customer Support
					Center.
	The image	The video signal		Be sure the signal cable is		“Connecting and turning
	quality is	cable is not		firmly plugged into the		on your monitor” on
	unacceptable.	connected with		system and monitor.		page 1-4
		the monitor or
		system
		completely.
		The color		Select another color setting		“Adjusting your monitor
		settings may be		from the OSD menu.		image” on page 2-3
		incorrect.
		The automatic		Perform automatic image		“Adjusting your monitor
		image setup		setup.		image” on page 2-3
		function was not
		performed.
	The power	●	The monitor’s	●	Be sure the power cord	“Connecting and turning
	indictator is not		power switch		is connected properly.	on your monitor” on
	lit and there is no		is not	●	Be sure the outlet has	page 1-4
	image.		switched on.
					power.
			The power
		●			Power on the monitor.
			cord is loose	●
					Try using another
			or	●
			disconnected.		power cord.
		●	There is no	●	Try using another
			power at the
					electrical outlet.
			outlet.
3-2L2251x Wide Flat Panel Monitor User’s Guide