Zeiss humphrey HFA II-i series, Field Service Manual

Page: 465 / 521

Page 2 FA2i-031A
•
Calibrate all of the spot sizes, as per Section 4.8.2.3 of the Field Service Guide. However, you must
not press the “Store” button after setting each of the positions. They will be held in memory and will
be stored when you press the “Store” button when the spot ratio is in specification.
•
After calibrating the spot sizes, press the “Measured” button.
•
A “Please Wait” dialogue will temporarily appear.
•
A new stored value entry then appears below the “Measured” button in the format, XX.XX .
•
Check the new stored value. If the new stored value is within specified range (14.1 – 17.9), press
the “Store” button to save the new spot ratio.
•
Press “ Done” button to leave the aperture calibration.
Note - Left Home, Right Home and Offset calibrations will be required after aperture calibration.
No other changes to the calibration process have been created with the HFA II-i revision 4.1 application
software.