User guide

Elo TouchSystems 2240L User Guide 25
C H A P T E R
4
TROUBLESHOOTING
If you are experiencing trouble with your touchmonitor, refer to the
table below. If the problem persists, please contact your local dealer
or our service center. Elo Technical Support numbers are listed on the
following page.
Solutions to Common Problems
Turn the monitor off, then turn it on again.
Refer to the On-Screen Display (OSD)
Remote Control Box section to adjust the
brightness.
The monitor does not respond after
you turn on the system
Characters on the screen are dim
The screen is blank
Screen fl ashes when you fi rst turn on
the monitor
“Out of Range” display
Touch doesn’t work
Check that the monitor’s Power
Switch is on. Turn off the power and
check the monitor’s power cord and
signal cable for proper connection.
If not used for a period of time, the screen
may automatically turn off as a result of
a computer Power Saving feature. Press
any key on the computer’s keyboard to
see if the screen reappears. Refer to the
On-Screen Display (OSD) Remote Control
Box section to adjust the brightness.
Check to see if the video mode or vertical
frequency of your video source is outside
the range of the touchmonitor. See Chapter
3 and Appendix B for more information on
allowable video modes.
Make sure the USB or serial cable is
securely attached at both ends.
Problem Suggestions