Lenovo LT1421, 1452DS6 manual Problem show

In some software application programs that utilize certain direct draw commands such as some

2D-Games, the display on the Lenovo LT1421 Wide USB monitor will not be supported. If you want to play these games in full screen, we suggest you disconnect the Lenovo LT1421 Wide USB monitor.

This product is unable to enter full screen DOS mode when using the Lenovo LT1421 Wide USB monitor.

Problem show

Problem	Solution(s)
The monitor does not turn on	Check the connections. Make sure
	the USB cable is firmly connected
	to the monitor.
	Disconnect and reconnect the USB
	cable.
	Check the condition of the USB
	cable. If the cable is frayed or
	damaged, replace the cable. If the
	connectors are soiled, wipe them
	with a clean cloth.
The screen is blank, although	Make sure the USB cable is
the power is on	properly connected to the
	computer.
	Make sure the computer is on and
	working. The computer may be in
	sleep or power-saving mode, or
	displaying a blank screen saver.
	Move the mouse to "wake up" the
	computer.
The picture "bounces" or moves	Move electrical devices that may
in a wave-like pattern	cause electrical interference away
	from the monitor.

Minor issues can generally be resolved by: unplugging and re-plugging the DisplayLink device, changing the display mode via the DisplayLink GUI, or, changing the display mode via Windows Display Properties.

On Windows 7/Vista WDDM (Aero and Basic)

DisplayLink software works closely with the graphics card and there may be interoperability issues with some graphics cards. If this happens:

1.Try to upgrade to the latest graphics drivers.

2.Try to upgrade to latest DisplayLink software.

3.Report the issue via your support channel.

4.If necessary, boot into Safe Mode and use Windows' Backup and Restore Center to recover.

4-10LT1421 Wide Flat Panel Monitor User’s Guide