Specifications
Command/Response Formats 121
Commands
Bad RTCM Base
Position
The position entered
in the base receiver for
RTCM code
operation is not
correct (too far from
computed position)
Enter correct base position.
†‡Not Enough
Satellites
Tracking less than the
minimum number of
satellites required for
kinematic survey
The kinematic survey must be reinitialized on last
point.
Low Backup Battery The battery powering
the non-volatile
memory and the real-
time clock is low and
needs to be changed
Contact Customer Support. Back-up battery must
be replaced.
Antenna Overload Antenna installation
problems, i.e. the set-
up is drawing more
than 150 milliamps
(short on antenna
cable or LNA drawing
too much current)
Check antenna connection for bad cable or bad
LNA.
No Antenna Detected Does not sense any
antenna: WARNING,
this will be the case if
a DC block is installed
somewhere between
the receiver and the
antenna
Check antenna connection for bad cable or bad
LNA. There may be another receiver connected
to the same antenna with no DC block, or this
receiver is connected to the antenna via a DC
block.
MODEM
Communication Error
Cannot communicate
with the modem
Check serial connection to the modem. Check
power on modem. Check baud rate of modem-it
should match baud rate of receiver. Reinitialize
modem.
MODEM
Initialization Error
Cannot initialize the
modem
Check serial connection to the modem. Check
power on modem. Check baud rate of modem-it
should match baud rate of receiver. Reinitialize
modem.
Table 6.56: Receiver Warning Messages (continued)
Warning Definition Action