Datum - Current Position Calculation - Leica MX400 Operating Instructions Manual

Operator's Manual
Gyro:
Leica offers a Smart Junction Box to convert analog gyro
signals to NMEA 0183 data sentences. Refer to the Configura-
tion SJB secttion of this manual and the Installation & Service
Manual.
Set the constant Gyro Heading Offset (or bias) if any.
Specify the input NMEA 0183 record for the Input Sentence.
HDT, HDG, HDM, HCC, HCD, VHW, or Any.

Datum - Current Position Calculation

This screen controls which datum the receiver uses to display any
position. There are over 100 datums to choose from. Appendix A
provides a complete list of available datums. You can enter an
offset to WGS-84 if your specific datum is not provided for in the
receiver. Use the Previous or Next softkeys or the cursor key to
scroll through the list until you find the datum you need. Press
Escape to go back to the original datum displayed when you first
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Configuration
Version 3.3