2.5 Tilt survey ........................................................................................................................................ 20
2.5.1 Calibration-free tilt survey ....................................................................................................... 20
2.6 Firmware upgrade ....................................................................................................................... 21
2.6.1 Upgrade by USB cable .............................................................................................................. 21
2.6.2 Upgrade by using the web management system ................................................................... 22
Chapter 3 .............................................................................................................................................. 23
Technical specification ............................................................................................................................ 23
Chapter 4 .............................................................................................................................................. 26
Accessories and interfaces .................................................................................................................. 26
4.1 Data cable ..................................................................................................................................... 27
4.2 Antenna............................................................................................................................................. 27
4.3 Battery ........................................................................................................................................... 27