a.  Align the PCIe adapter with the PCIe slot on the riser card. Carefully press the PCIe adapter 
straight into the slot until it is securely seated and its bracket also is secured.
b. 
Tighten the screw to secure the PCIe adapter into place.
After you finish
1.  Install the riser assembly into chassis. See 
“Install a rear riser assembly” on page 242.
2.  If you have installed a RAID 930 or 940 adapter, install a RAID flash power module. See 
“RAID flash 
power module replacement” on page 189
.
Demo video
Watch the procedure on YouTube
Install a rear riser assembly
Follow instructions in this section to install a rear riser assembly. 
About this task
The server supports different types of riser cages (see 
Table 26 “Riser cages” on page 231).
Attention: 
•  Read 
“Installation Guidelines” on page 47 and “Safety inspection checklist” on page 48 to ensure that you 
work safely.
•  Power off the server and peripheral devices and disconnect the power cords and all external cables. See 
“Power off the server” on page 62.
•  Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- 
sensitive components in their static-protective packages until installation, and handling these devices with 
an electrostatic-discharge wrist strap or other grounding system.
Procedure
Step 1.  Install the riser assembly into the chassis. 
•  Riser 1 assembly (same for riser 2 assembly)
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ThinkSystem SR665 V3 User Guide