15
Troubleshooting the Touch Sensor
If you are experiencing problems with the touch sensor, check the following list of
common installation errors.
Table 3. Common Touch Sensor Installation Issues
Common Installation
Issues
Touch sensor does not
respond to touch
Touch sensor is not
accurate
Cursor does not follow
finger movement or does
not reach the edges of the
sensor
Cursor is not located
directly underneath your
finger
Cursor is extremely jittery
or erratic
Cursor lags finger
TSD-30219
Possible Solutions
Review the installation procedures. Are all cables connected
properly?
After you installed Touch Software, did you restart your PC to
activate the touch sensor driver?
Are the communication settings correct? Is the touch sensor trying
to use the same COM port or IRQ as another device (for example,
a mouse)? If so, a hardware device conflict will result and the
touch sensor will not work.
Calibrate the touch sensor for the current video resolution and
operating system.
Calibrate the touch sensor for the current video resolution and
operating system.
Open the touch sensor control panel and make sure all cursor
offsets (vertical, edge/horizontal) are turned off.
Calibrate the touch sensor for the current video resolution and
operating system.
Stabilize the cursor by adjusting the operating frequency of the touch
controller.
Lower the baud rate of the touch controller and the touch driver.
Rev F
3M™ MicroTouch™ Display C1500SS Installation Guide