Sokkia iM-50 Series Operator's Manual page 24

(1) Distance
SD: Slope distance
HD: Horizontal distance
VD: Height difference
Switching distance display status: "33.1 Observation Conditions - Angle/Tilt"
(2) Vertical angle
ZA: Zenith angle (Z=0)
VA: Vertical angle (H=0/H=±90)
To switch vertical angle/slope in %, press [ZA/%]
Switching vertical angle display status: "33.1 Observation Conditions - Angle/Tilt"
(3) Horizontal angle
Press [R/L] to switch the display status.
HA-R: Horizontal angle right
HA-L: Horizontal angle left
(1) (2) (3)
To switch usual "SD, ZA, HA-R" display to "SD, HD, VD", press [SHV].
(4) Remaining battery power (Temperature=25°C, EDM on)
Using
BDC46C
level 3 Full power

level 2 Plenty of power remains.

level 1 Half or less power remains.

level 0 Little power remains.

Charge the battery.
No power remains.
Stop the measurement and charge the battery.
(This symbol is
displayed every
3 seconds)
"6.1 Battery Charging"
(5) Target display
Press {SHIFT} to switch the selected target. This key function can be used only on the screens on which
the target symbol is displayed.
:prism
:reflective sheet
:reflectorless
(6) Tilt angle compensation
When this symbol is displayed, the vertical and horizontal angles are automatically compensated for small
tilt errors using 2-axis tilt sensor.
Tilt compensation setting: "33.1 Observation Conditions - Angle/Tilt"
(7) Laser-pointer display
 Selecting Laser-pointer: "33.7 Instrument Conditions - Instrument", Switching Laser-pointer ON/OFF:
"5.1 Basic Key Operation"
:Laser-pointer is selected and ON
Battery level
19
5. BASIC OPERATION