Pentax ETH-302, ETH-310, ETH-305 instruction manual Function of each key, Power ON/OFF key

Page 15

2.3 Function of each key

2.3.1 Power [ON/OFF] key

1<Power ON and set the vertical angle 0 point>

Pressing the ON/OFF key turns on the power supply and the message ”0 SET” is displayed. After the ”0 SET” of vertical angle is performed, the Horizontal and Vertical angle are displayed and the instrument enters into the angle measurement mode.

2<Setting vertical angle 0 point>

Set the vertical angle 0 point by turning the telescope upward or downward when the instrument is at the ”normal” position (Vertical circle at left.)

3<Power OFF>

To turn the power supply off, press the ON/OFF key for more than 1 second (”OFF” will display) and then release it. Power turns OFF.

15

Image 15

Contents Electronic Theodolites Page Distinctive Displays Safety Precautions must be followedPage Contents Contents Storing and environmental conditions PrecautionsBattery GeneralTransportation Inspection, Adjustment and Repair, OverhaulOthers Standard EquipmentUnpacking and Storing Names of Parts Page Confirm the correct work by pressing the power switch Preparation of PowerKey Operations and Display DisplayKeyboard Function of each key Power ON/OFF key2 V/% key Page Hold key 4 0SET key Illumination key 5 R/L keyRemaining battery indicator Automatic Power-off functionOther Functions Special key operations Page Setting of Vertical Angle Setting of correction of vertical angle Setting of 90buzzerSetting of angle measurement Setting of Angle unit Setting of automatic power off functionPreparation for Surveying Setting up the instrumentLeveling with the Circular level Leveling with the Plate level Centering with the optical plummet Eyepiece adjustment Object sighting Horizontal angle measurement right MeasurementHorizontal angle measurement left Vertical angle measurement Inspection Inspection and AdjustmentInstructions on inspection and adjustment Perpendicularity of plate vial to vertical axisAdjustment Perpendicularity of circular vial to vertical axis Inclination of reticule graduations Perpendicularity of line of sight to horizontal axis Difference of the vertical angle Optical plummet Diagonal Eyepiece SB14 Optional AccessoriesVertical Angle Compensation SpecificationsTelescope Angle MeasurementVertical axis Power sourceWater resistant Ambient temperature DimensionsPage Certified