Lenovo ThinkSystem SR670 V2 Maintenance Manual page 192

• If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top cover,
or remove the server from the rack. See "Remove the server from rack" on page 124.
Note: To maintain proper system cooling, do not operate the server without a PCIe riser or a rise filler
installed in the chassis.
Watch the procedure. A video of the installation and removal process is available:
• YouTube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-BXei6L6c05osQVLt4w5XYx
• Youku: https://list.youku.com/albumlist/show/id_59636529
Select the PCIe riser removal scenario
There are three PCIe riser removal scenarios differentiated by PCIe riser location and serial port installation.
See corresponding instructions below for proper removal procedure.
Figure 124. PCIe riser locations
1. Removing PCIe riser 1 or PCIe riser 2 without serial port module installed. See "Remove a PCIe riser
without serial port" on page 184.
2. Removing PCIe riser 1 installed with serial port module. See "Remove PCIe riser 1 installed with serial
port" on page 185.
3. Removing PCIer riser 2 installed with serial port module. See "Remove PCIe riser 2 installed with serial
port" on page 186.
Remove a PCIe riser without serial port
Procedure
Step 1. Prepare your server.
a. Remove the top cover. See "Remove the top cover" on page 225.
b. Disconnect cables that are connected to the PCIe riser and the PCIe adapter.
Step 2. Remove the PCIe riser.
a. Unfasten the thumbscrew on the PCIe riser.
b. Lift the PCIe riser out of the chassis.
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