Extreme Networks ExtremeSwitching X440-G2 Series Hardware Installation Manual page 310

Removing and Replacing Expansion Modules
b Insert and tighten the retaining screws you removed in step 3. The clock module uses Phillips
screws and the VIM and SSD modules use slotted screws.
Figure 246: Tighten Screws on the Inserted VIM5 Module
Figure 247: Tighten Screws on the Inserted SSD Module
Figure 248: Tighten Screws on the Inserted Clock Module
1= retaining screw locations
ExtremeSwitching and Summit Switches: Hardware Installation Guide 310