EXFO IQS-600 Integrated Qualification System - Manual (Page 33)

Getting Started with Your Integrated Qualification System
Integrated Qualification System 25
Installing Your Controller and Expansion Units in a Rackmount
4. Insert the rackmounted unit into the cabinet as shown below and
secure it in place using the hardware supplied with the rack.
5. Repeat steps 1 through 3 for each unit being installed in the rackmount.
If you want to move a unit forward or backward in the rackmount,
untighten the screws on each side of the rackmount kit slightly and slide
the unit forward or backward. Retighten the screws afterwards.