Installation guide
XRSuper6/XR20/XR40 Installation Guide  Digital Monitoring Products
17
COMPLIANCE
Troubleshooting
23.1 Troubleshooting Section
This section of the Installation Guide provides troubleshooting information for use when installing or 
servicing an XRSuper6/XR20/XR40 system.
Problem Possible Cause Possible Solutions
Keypad displays “SERVICE 
REQUIRED”
J16 Jumper is installed. Remove the J16 reset jumper. 
Open or short on the green data wire to the 
keypad.
Check for broken or shorted wires between 
the panel and the keypad. 
Bad keypad or zone expander.
Replace with a new or repaired keypad or 
zone expander.
Keypad display is not functional. 
When a key is pressed, only a short 
beep is emitted.
Open or short on the yellow data wire to 
the keypad.
Check for broken or shorted wires between 
the panel and the keypad. 
Bad keypad or zone expander.
Replace with a new or repaired keypad or 
zone expander.
Keypad beeps when keys are 
pressed, but will not allow the user 
to arm or disarm, or enter the User 
Menu.
Two or more keypads are assigned to the 
same address.
Set each keypad on the system to a unique 
address.
23.2 Common Keypad Displays
Listed below are several keypad messages you may see on the display. Follow the instructions in the Possible 
Solutions column to correct the problem. 
Message Meaning Possible Solutions
Invalid Code
The user code you have entered is not recognized by 
the system.
Check the user code and try again.
Late to Close (XR20/
XR40 Only)
The system was not armed at its scheduled closing 
time. 
Users still on the premise should arm the system or 
extend the schedule to a later time.
AC Trouble The system is not getting proper power. Check that the AC connections are good.
Battery Trouble The battery is either low or missing.
Check that the battery connections are good and the 
battery is still good.
Phone Line Trouble The panel is looking for phone jack supervision.
Install a jumper wire between terminals 2 and 7 on 
the phone jack.
System Trouble or 
Service Required
There is a problem with one or more components in 
the system.
Make sure the J16 jumper is removed from the 
panel. Make sure there is not a short or open 
condition on the green data wire to the keypad. You 
may also need to check that all of the keypads and 
expansion modules on the bus are good. 
System Busy
The system is performing another task with a higher 
priority.
Wait a few moments for the system to complete the 
task. Make sure the J16 jumper is not on the panel.  
If the message displays for a long period of time, the 
processor could be locked up.
4-Wire Bus Trouble
There is not a supervised device on the bus. Program a device to be supervised.
There is low voltage or an open yellow wire. Make sure all wires are connected.
Two devices share the same address. Program one of the devices to a unique address.
Transmit Fail
The panel has attempted to communicate with the 
central station 10 times and has not succeeded. 
Verify your communication type, account number, 
and phone number. Make sure the telephone line is 
connected and working properly.
Man Number
A service man number has been assigned using 
Remote Link.
Enter your Service Man Code to obtain access to the 
panel. 










