3. Fasten the two thumbscrews (one is near PCI slot 2 and one is between fans 4
and 5).
4. For 2.5-inch hard disk drive server models, close the system board retention
lever. For the 3.5-inch hard disk drive server models, press the blue release
tabs and lower the battery or power module holder into the chassis.
System board standoffs
Figure 199. System-board standoffs
System board handle
System board handle
Thumbscrew
Thumbscrew
Figure 200. Thumbscrews engagement
Chapter 5. Removing and replacing components 265