Keysight Technologies N5244/5B Service Manual page 605

Repair and Replacement Procedures
Removing and Replacing the A55 Solid State Drive (SSD)
Figure 7-29 SSD Removal
Reinstalling the SSD
Reverse the order of the removal procedure.
Install Backup Files onto the New SSD
The files that were previously saved onto a USB flash memory drive must now
be installed onto the new SSD. The network analyzer must be powered up and
operating.
Keysight N5244B/45B Service Guide 7-65