Topcon CT-800 - Air Check

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BASIC OPERATIONS
BASIC OPERATIONS
PREPARATION BEFORE MEASUREMENT
AIR CHECK
This instrument is equipped with a function for checking correct operations of the measurement sys-
tem inside the instrument.
1 Tap the button.
Then, the confirming message of Air check/End operation is displayed.
2 Press the button. Then, air is blown out from the measuring nozzle automatically.
3 Make sure the message box of "Air check. Press OK to continue." is displayed on the control
panel.
4 Press the button, return to Measurement screen.
NOTE
If abnormal action(+) or abnormal action(-) is displayed, the condition is not
normal. Check if there is any object before the measuring nozzle.
If there is any, remove it, press the button and do the check again.
If there is no object, a failure is suspected. Turn the switch to
OFF, unplug the power cable, and call your dealer or TOPCON at the
address printed on the back cover of this manual.
Air check
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Auto Shoot
Perform air check?
CANCELCheck
CHECK
Air check. Press OK to continue.
OK
OK
POWER
Confirm abnormal action(-) of air check.