Topcon ES-55 - Basic Operation; Basic Key Operations

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5. BASIC OPERATION
Learn basic key operations here before you read each measurement procedure.
Location of operation keys on the panel: "4.1 Parts of the Instrument"

Power ON / OFF
 Lighting up the display unit and key
 Switching target type
Target type can be switched only on the screen where the target symbol (ex. )
is displayed.
Target symbol displayed: "5.2 Display Functions", Switching between target
types in the Star Key mode: "5.3 Star Key Mode", Switching the target type
in Config mode": "31.2 EDM Settings"

Switching the Laser-pointer ON/OFF

• After turning ON the laser-pointer, the laser beam is emitted for 5 minutes, and
then automatically switches OFF. But in the Status screen and when target
symbol (ex. ) is not displayed in the OBS mode, the laser beam is not
automatically turned off.
5.1 Basic Key Operation
{ON} Power On
{ON}
(Press and hold:
About 1 second)
Power Off
{} Switch the screen/key backlight and Reticle il-
lumination On / Off
{SHIFT} Switches between target types (Prism/Sheet/
N-Prism (reflectorless))
{} (Press and hold) To turn the laser-pointer ON/OFF, press and
hold until a beep sounds.