User's Guide

 52
TU Error Messages
Error Cause Action
PLACE UNIT IN
CHARGING STATION
TU not docked correctly.
 Re-dock the TU in the docking station ensuring the contact is rm and
secure.
NO GSM SIGNAL
RE-POSITION UNIT
Poor GSM (mobile phone) signal.  Move the docked TU to a location with better GSM reception.
CONNECTION FAIL
REMOVE UNIT AND GET GPS
Poor GPS (satellite tracking) signal.
 Lift the TU from the Dock and take it outside to an area with a wide,
clear view of the sky, away from any tall buildings. (See
Getting a
GPS Location Fix on page 28).
MORE THAN 1 PID IN SURVEY
The TU has detected more than 1 PID in
survey mode.
 Switch off or remove the extra PID(s) and restart the installation from
the beginning.
FAILED - PID NOT IN LIST
The PID number just installed on the TU
does not match the PID number entered
by the monitoring centre.
 Call the monitoring centre and check that they have entered
the correct PID and TU, and DOCK serial numbers.
FAILED - DOCK NOT IN LIST
The DOCK number just installed on the
TU does not match the DOCK number
entered by the monitoring centre.
INSTALLATION ABANDONED
The installation was manually abandoned.  Restart the installation from the beginning.
Continued on next page.