Crestron electronic STX-1550C User Manual

2-Way RF Compact Color Touchpanel 

Crestron STX-1550C

Touchpanel 
exhibits slow 
operation.

Compressed graphics 
take time to 
decompress. 
No power to the 
touchpanel. 

1. Remove power (battery and/or power 

pack). 

2. Reapply power while holding finger to the 

touchscreen for approximately 10 
(During this short period, the words 
"SETUP MODE" appear as does the 
Opening Screen.) 

3. Touch the Opening Screen and select the 

Calibration button from the Preferences 
and Settings Menu to enter "calibration 
mode".

Touchpanel is not 
communicating to the 
control system.

Touchpanel 
display is too 
dark or too 
light.

Screen brightness or 
contrast is improperly 
set. 

Touchpanel 
graphics 
garbled.

RF signal may have 
been lost.

Touchpanel is out of 
range.

Standby or power down 
timeout has elapsed. 
Power is not applied to 
the touchpanel.

Touchpanel 
does not 
function and 
SIG LED on 
STRFGWX 
illuminates, 
but Rx or Tx 
LEDs do not. 

Touchpanel RF ID is 
not set to match the RF 
ID assigned in the 
control system 
program. 

Touchpanel 
display is 
blank. 

Touchpanel 
operation 
appears 
unreliable.

Touchpanel 
does not 
function.

Touchpanel is not 
calibrated. 

Select the Calibration button from the 
Preferences and Settings Menu to enter 
"calibration mode". If the Calibration button 
cannot be reached, complete these steps. 

Poll the network (F4 in either VT Pro-e or 
SIMPL Windows) to verify communication. 

Hold a finger to the touchscreen for more 
than 10 seconds as power is applied. The 
display sets the brightness and contrast to a 
safe value. 

Confirm that battery is installed or power 
pack is attached. 

Touch the screen to reactivate the 
touchpanel.
Verify that power is properly applied and all 
connections are made. 
Verify that RF IDs match. Refer to the 
Interface Submenu of "Setup Menu" that 
begins on page 7 for details and RF ID 
parameters assigned in the program. 

If there are no memory problems, 
decompressed graphics decrease the 
drawing time of panel pages.

Use reserved join number 1213 in SIMPL 
program to indicate when touchpanel 
becomes out of range.

Press "Update Request" button (designed 
into users screen via VT Pro-e) to 
resynchronize logic with control system.
Position touchpanel to within operating 
range. Refer to "Leading Specifications" on 
page 3 for details.

Install an additional STRFGWX near the 
area of use to accommodate roaming.

 

•  2-Way RF Compact Color Touchpanel: STX-1550C Operations