Trimble Outdoors SPSX51 - Manual (Page 69)

SPSx51 Modular GPS Receivers User Guide 67
Configuring the Receiver Using the Keypad and Display 6
Changing the elevation mask and RTK mode
1. Press
G
. When the value for the current elevation mask begins to flash, the
receiver is in Edit mode and you can change the setting.
2. Press
K 
to change the elevation mask to the required value.
Note – Trimble recommends that you do not set the elevation mask to a value lower than
10 degrees.
3. Press
L
to accept the change.
4. Press
K 
.
5. In the Mode field, press
G
. When the current mode begins to flash, the receiver
is in Edit mode and you can change this setting.
6. Press
K 
to change the desired RTK mode of the receiver.
The Mode setting is either RTK Sync or Low Latency. RTK Sync waits for the
corresponding base data to arrive. It provides positions slightly more accurate
than the Low Latency mode, however it increases latency and has a maximum
update rate of 1 Hz. Trimble recommends that you use the Low Latency mode.
7. Press
L
to accept the change.
8. Press
L
again. The Antenna Type screen appears. See next.
Selecting the antenna
In the Antenna Type screen:
1. Press
G
. When the antenna name begins to flash, the receiver is in Edit mode
and you can select the type of antenna that is to be used with the receiver.
2. Press
K 
to scroll through the antenna models.
3. Once the correct antenna name appears, press
L
to accept the change.
4. Press
L
again. The NMEA screen appears. See next.
Outputting corrections
In the NMEA screen, set up outputs from the receiver:
1. Press
L
to accept the default of no NMEA messages.
2. Use the GSOF screen to set up GSOF outputs from the receiver. Press
L
to
accept the default of no GSOF messages.
3. Use the RT17 screen to set up RT17 outputs from the receiver. Press
L
to
accept the default of no RT17 messages. The Home screen appears, and the base
setup is complete.