e-survey ET2A - Page 7

SHANGHAI ESURVEY GNSS CO., LTD.
III
7.7 Set the Beep ................................................................................................................................33
7.8 Set the Angle Unit .......................................................................................................................34
7.9 Set the Date and Time ...............................................................................................................35
8 Check and Adjustment ........................................................................................................... 36
8.1 Check and Adjust the Plate Level ............................................................................................36
8.2 Check and Adjust the Circular Level ........................................................................................37
8.3 Check and Adjust the Vertical Line of the Reticle ..................................................................38
8.4 Check and Adjust the Line-of-Sight Error or Collimation Error ............................................39
8.5 Check and Adjust the Vertical Index Error ..............................................................................41
8.6 Check and Adjust the Coinciding of the Laser Spot and Target Center ............................43