ADS Environmental Services ADS TRITON+ QR 775027 A3 - Manual (Page 328)

Maintenance and Troubleshooting 10-7
Codes active after removing magnetic from contact with monitor top
Upon activation, interpret the diagnostic codes in succession in the
following way:
Note: The LED window displays only one number/
character at a time.
 indicates modem initialization
 indicates code initiation
 is followed by the modem’s model number
 is followed by the wireless provider’s number
 is followed by the battery voltage to two decimal
places
 is followed by the wireless communication raw
signal strength (ranging from 0 to 31), then , followed by
the signal strength in decibels (ranging from -51 to -113 dBs;
99 indicates that no signal is available)