Bosch Security System User Manual page 71

Service AC Failure
Indicates that AC power to the
security system is interrupted.
Check the plug-in transformer and
circuit breaker.
The display clears when AC power returns.
Serv Battery Missing
Indicates the security system's
battery is disconnected or shorted.
Comm Fail Route Grp1 (2-4)
Your security system makes repeated attempts to
communicate with the security company.
Bosch Security Systems | 9/04 | 4998122475D
Security System | User's Guide | Appendix - System Trouble Displays
In the event your security system
fails to communicate, the keypad
buzzes and displays
Comm Fail Route Grp1 (Route
Group number can be from 1 to 4)
Notify your security company of the communication trouble.
Service Keypad
Indicates that a keypad, other than
the one displaying the message, is in
a trouble condition.
Notify your security company.
Service Phone Line #1 (or #2)
Indicates telephone line trouble.
Call your phone company from
another phone to report telephone
trouble.
This message may not appear in some systems.
71