Lenovo 3028LB2 manual Manual image setup, 2. Troubleshootinggcontinued, Problem, Possible cause

Table 3-2. Troubleshootingg(continued)

Problem		Possible cause	Suggested action	Reference
Screen is	The monitor is in		· Press any key on the	"Understanding power
blank and	Standby/Suspend		keyboard or move the mouse	management" on
power	mode		to restore operation.	Page2-9
indicator is			· Check the Power Options
steady amber			settings on your computer.
or flashing
green
The power	The video signal cable		Be sure the video cable is	"Connecting and turning
indicator is	is loose or		connected with the system	on your monitor" on
green, but	disconnected from the		properly.	Page 1-5
there is no	system or monitor.
image.
	The monitor brightness		Adjust the brightness and	"Adjusting your monitor
	and contrast are at the		contrast setting on the OSD	image" on page 2-3
	lowest setting.		menu.
One or more	This is a characteristic		If there are more than five pixels	Appendix A, "Service
of the pixels	of the LCD technology		missing, contact the Lenovo	and Support," on
appear	and is not an LCD		Support Center.	page A-1
discolored	defect.
. Fuzzy lines	.	Image setup has no	Adjust the resolution settings on	"Adjusting your monitor
in text or a	.	tbeen optimized	your system to match the native	image" on page 2-3
blurryimage.		Your system	resolution for this monitor:
. Horizontalor		Display Properties	1920x 1080 at 60 Hz.	"Manual image setup”
vertical		setting have not
			Perform automatic image setup.	"Selecting a supported
lines		been optimized.	If automatic image setup does	display mode" on
through the
			not help, perform manual image	page 2-7
image.
			setup.
			When working in the native	See the Advanced
			resolution, you may find	section of your systems
			additional improvements by	display properties.
			adjusting the Dots Per Inch
			(DPI) setting on your system.

Manual image setup

If automatic image setup does not establish the image that you prefer, perform manual image setup.

Note: Have your monitor powered on for about 15 minutes, until the monitor warms up.

1. Press at the bottom of the monitor to open the OSD menu.

2. Use or to select and press to access.

3-4 LT2323zwC Flat Panel Monitor User’s Guide