Bosch Security System User Manual page 50

SERVC PH LINE #1 (or 2)
Indicates telephone line trouble. Call your phone company from
another phone to report telephone trouble. This message might
not appear in some systems.
SERVC PRINTER
Indicates that a local printer (if installed) at your premises is in a
trouble condition. Check to be sure the printer is powered on,
the paper is correctly is inserted, and the printer is selected.
Contact your security company if you have questions or the
display doesn't clear. You system might not include a local printer.
SERVC PT BUS #
Displays when a problem occurrs with one of the panel's circuits.
Call your security company.
ALARM SILENCED
This message is added to the scrolling alarm display when alarm
sounders are silenced. Enter a valid passcode and press ESC, or
arm the system to clear this message.
FIRE BYPASS
This display indicates that fire points are bypassed.
24 HOUR BYPASS
This display indicates that 24-hour points are bypassed.