Specifications

10.4” Lectern/Wall Mount Touchpanel Crestron Isys
®
TPS-4000L
TPS-4000L Touchpanel Troubleshooting (continued)
TROUBLE POSSIBLE CAUSE(S) CORRECTIVE ACTION
Standby timeout has
elapsed.
Touch the screen to reactivate.
Touchpanel
display is
dark.
Screen brightness is
improperly set.
Enter “SETUP MODE” and alter
screen brightness from the setup
menu.
Unexpected
response
from the
touchpanel.
Touchpanel is incorrectly
calibrated.
Enter “SETUP MODE” or use
Viewport to put touchpanel into
calibrate mode and recalibrate.
Blue Screen
displayed in
a video
window.
Nonexistent or weak
video signal.
Verify that video source is
functioning and connected
properly. Balanced video cable
length should not exceed 500
feet (152.4 meters). Unbalanced
video cable length should not
exceed 100 feet (30.5 meters).
Touchpanel
does not
communicate
with RS-232
devices.
Incorrect RS-232 settings.
Match communication settings of
touchpanel to peripheral device.
Further Inquiries
If you cannot locate specific information or have questions after reviewing this
guide, please take advantage of Crestron's award winning customer service team by
calling the Crestron corporate headquarters at 1-888-CRESTRON [1-888-273-7876].
For assistance in your local time zone, refer to the Crestron website
(www.crestron.com
) for a listing of Crestron worldwide offices.
You can also log onto the online help section of the Crestron website
(www.crestron.com
) to ask questions about Crestron products. First-time users will
need to establish a user account to fully benefit from all available features.
Future Updates
As Crestron improves functions, adds new features, and extends the capabilities of
the TPS-4000L, additional information may be made available as manual updates.
These updates are solely electronic and serve as intermediary supplements prior to
the release of a complete technical documentation revision.
Check the Crestron website (www.crestron.com
) periodically for manual update
availability and its relevance. Updates are available from the Downloads | Product
Manuals section and are identified as an “Addendum” in the Download column.
42 • 10.4 Inch Lectern/Wall Mount Touchpanel: Crestron Isys® TPS-4000L Operations Guide – DOC. 6301