Epson G3 Series Manual page 196

Maintenance 14. Calibration
6.
184
(5)-5 Move the joint to the specified point using a motion command.
For example, when the specified point data is "P1",
execute "Jump P1:Z(0)" from [Jog & Teach].
* The joint NOT being calibrated moves to the original position.
(5)-6 Accurately align the joint* being calibrated to the specified point using jog
commands.
* You must move Joint #3 and #4 to the position when calibrating Joint #4.
Select the jog mode [Joint] from [Jog & Teach] to execute the jog motion.
(5)-7 Execute the calibration.
Enter and execute one of the following commands in [Command Window]
according to the joint being calibrated.
Joint #1:
>Calib 1
Joint #2:
>Calib 2
Joint #3:
>Calib 3
Joint #4:
>Calib 3, 4
Accuracy Testing
(6)-1 Move the Manipulator to another point to confirm that it moves to the same
position.
If it does not move to the same position, re-calibrate using another point.
You must set the point again if reproducibility cannot be assured through
calibration.
G3 Rev.14