Expansion Cards And Expansion Card Risers; Expansion Card Installation Guidelines - Dell EMC PowerEdge R7525 Installation And Service Manual

4. Using a Torx #T20 screwdriver, tighten the captive screws in the order that is mentioned below:
NOTE: The captive screw numbers are marked on the heat sink and are tightened to a torque value of 12.0 ± 1.2 lbf-in.
a. Partially tighten the captive screws 1 and 2 (approximately 3 turns).
b. Partially tighten the captive screws 3 and 4 (approximately 3 turns).
c. Tighten the captive screws 1 and 2 completely.
d. Tighten the captive screws 3 and 4 completely.
Figure 81. Installing the heat sink
Next steps
1. If removed, install the air
2. Follow the procedure listed in the

Expansion cards and expansion card risers

NOTE: A system event entry is logged in the iDRAC Lifecycle Controller if an expansion card riser is not supported or
missing. It does not prevent your system from turning on. However, if a F1/F2 pause occurs with an error message, see
Troubleshooting expansion cards section in the Dell EMC PowerEdge Servers Troubleshooting Guide at
poweredgemanuals.

Expansion card installation guidelines

The following table describes the supported expansion cards:
Table 17. Expansion card riser configurations
Expansion card riser
Riser 1
shroud.
After working inside your system
PCIe slots
Slot 1
Slot 2
on page 27.
Processor Height
connection
Processor 1 Full Height
Installing and removing system components
www.dell.com/
Length Slot
width
x8
Half Length x16
x8
83