Touch screen troubleshooting

NOTE: For general troubleshooting information, refer to the HP LCD Monitors Reference Guide included on the disc with your monitor.

Table 3-2Touch screen troubleshooting

Problem

Solution

 

 

Computer does not recover from Sleep mode when the touch

Sleep mode recovery is not supported by the touch screen.

screen is touched.

Use the keyboard or mouse to recover from Sleep mode.

 

 

The USB cable is quickly removed from the monitor and

Windows takes a minimum amount of time to adjust system

reinserted, and the touch function is lost.

parameters when a USB device is either removed or

 

connected. Try removing the USB cable again, wait for at

 

least five seconds, and then plug it in again.

 

 

Multi-touch gestures do not function on Windows 7 Home

Only Windows 7 Home Premium, Professional, Enterprise,

Basic or Starter editions, Windows Vista, or Windows XP.

and Ultimate editions support multi-touch gestures.

 

 

The Start, Close, and other icons are too small to touch with

Windows 7 provides a large icon feature that supports touch

a finger.

screen functions. This feature can be accessed in the Control

 

Panel. A stylus may also be used.

 

 

Touch operation does not function properly on lower-

Although the monitor supports a fill-to-aspect ratio function, the

resolution video modes that are not displayed in fullscreen.

touch controller does not know how to respond to less-than-

 

fullscreen images. Either change the resolution to 1920 x

 

1080, or access the OSD menu and select Image Control

 

to enable Fill-to-Screen(default setting).

 

 

A single touch is recognized as two touches. If using a paint

The touch controller has a limitation on the size of the "touch"

tool, a single finger creates two lines.

area. A fingertip touch usually works better than a flat

 

forefinger or thumb touch.

 

 

When the monitor used is in a dual-screen configuration, the

The USB connection is only capable of operating a single-

touch function on the second display does not work.

touch screen monitor. If the second monitor is a touch monitor,

 

you must connect a second USB cable.

 

NOTE: Windows 7 Home Basic and Starter editions,

 

Windows Vista, and Windows XP do not support extended

 

display touch functionality. They support single-touch functions

 

on the primary monitor only, not the secondary monitor

 

(extended or cloned desktop).

 

 

Tips and troubleshooting

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HP L2206TMP manual 2Touch screen troubleshooting