2. OPERATION
2-25
2.14.3 How to Set Up DGPS/SBAS
The SC-70/SC-130 can connect to DGPS beacons or SBAS (Satellite Based Aug-
mentation Systems) to refine position fixing.
How to select the mode of refinement
How to search for available SBAS
How to ignore SBAS satellites
How to select the DGPS beacon
1) Open the [GNSS] menu.
2) Select [DGPS/SBAS], then press the ENT key.
3) Select [DIFFERENTIAL], then press the ENT key.
4) Referring to the list below, select the appropriate mode, then press the ENT key.
• [GNSS]: No position refinement used.
• [GNSS+SBAS]: Use SBAS to refine position fixing.
• [GNSS+EXTERNAL]: Use beacons to refine position fixing.
Note: The [MODE] setting for [DATA5] in the [I/O] menu must be set to [RTCM]
to enable this mode.
• [AUTO]: The SC-70/SC-130 automatically switches modes as required.
The priority is: [EXTERNAL] > [SBAS] > [GNSS].
5) Close the [MENU].
1) Open the [GNSS] menu.
2) Select [DGPS/SBAS], then press the ENT key.
3) Select [SBAS SEARCH], then press the ENT key.
4) Select [AUTO] or [MANUAL] as appropriate, then press the ENT key.
• [AUTO] selects the highest elevated satellite available.
• [MANUAL] requires the manual input of the three-digit satellite number.
5) Close the [MENU].
1) Open the [GNSS] menu.
2) Select [DGPS/SBAS], then press the ENT key.
3) Select [IGNORED SBAS], then press the ENT key.
4) Enter the satellite number to be ignored. You can enter up to 3 satellites per network.
Press S to increase the value, T to decrease the value and press X or W to move
the input cursor.
5) Close the [MENU].
1) Open the [GNSS] menu.
2) Select [DGPS/SBAS], then press the ENT key.
3) Select [BEACON SETUP], then press the ENT key.
4) Select [AUTO] or [MANUAL], then press the ENT key.
• [AUTO]: The SC-70/SC-130 automatically select the beacon to use.
• [MANUAL]: Manually input the beacon frequency and bit rate.
5) Close the [MENU].
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