User Manual

5 Troubleshooting
26 SNB900 Radio Modem User Guide
5.1 Introduction
This chapter lists status messages and describes how you can use these
to isolate and correct system configuration or operational issues.
5.2 Servicing
There are no user-serviceable parts in an SNB900 radio modem.
Contact your Trimble representative or local service provider for
assistance.
5.3 Status Messages
A status message can appear as a one or two line message on the front
panel.
Message Description Action
Battery Low The battery voltage is
below 11.6 volts.
Replace the battery as soon as possible.
Battery Low,
Radio
Tu r n e d O f f
The battery voltage
has dropped below
10.8 volts and the radio
has stopped
transmitting.
Replace the battery. The SNB900 resets and starts
to transmit again.
Note – Battery low voltage levels are approximate and may vary
according to factors such as battery condition, radio modem
operating mode, and environmental factors.
Comm Port
Error, Check
Data Rate
The communications
settings between the
GPS receiver and the
radio modem are
incompatible.
Use the controller or the front panel to reconfigure
the GPS receiver and radio modem to the same
settings.