Agilent Technologies Option H48 Multiport Test Set Z5623A User's And Service Manual page 61

Calibrating the Network Analyzer
Renaming the Calibration File
Step 9. Move the cursor over the filename that was copied down in Step 16 of
"Performing the Calibration" on page 4-6. (If you were not able to copy
down the filename, select the ".cst" file whose date and time correspond
to when you completed the calibration.) Do not click the filename you
have selected. Just keep the cursor positioned over the filename for
about two seconds (until it is highlighted as shown in Figure 4-18).
Figure 4-18 Cal File Highlighted
Step 10. Move the cursor off the selected filename (either to the left or to the
right). The selected filename will remain highlighted.
Agilent Technologies Z5623A Option H48 4-11