Lenovo ThinkSystem SR860 V3 User Manual page 223

CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
Attention:
• Read "Installation Guidelines" on page 43
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
• 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.
• If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top covers,
or remove the server from the rack. See
Note: For more details on the different types of risers, see
Depending on your configuration, follow the corresponding procedures below for proper removal procedure.
• See "Remove a PCIe riser extender from six slot FH riser" on page 213
– 3 x16 & 3 x8 PCIe G4 Riser 1/3 FHFL
– 2 x16 & 3 x8 + 7mm PCIe G4 Riser 3 FHFL
– 4 x16 & 1 x8 PCIe G5 Riser 1/3 FHFL
– 3 x16 & 1 x8 + 7mm PCIe G5 Riser 3 FHFL
• See "Remove a PCIe riser extender from six slot HH riser" on page 214
– 6 x8 PCIe G4 Riser 2 HHHL
– 6 x8 PCIe G5 Riser 2 HHHL
Remove a PCIe riser extender from six slot FH riser
Note: A Gen 4 riser is used as an example for illustration. The replacement procedure for a Gen 5 riser is
similar.
Procedure
Step 1. Make preparation for the task.
a. Remove the front top cover. See
b. Remove the rear top cover. See
c. Remove the crossbar. See
d. Remove the PCIe riser. See
e. Remove all the PCIe adapters. See
Step 2. Remove the PCIe riser extender.
and "Safety inspection checklist" on page 44
58.
"Remove the server from rails" on page
"Remove the front top cover" on page
"Remove the rear top cover" on page
"Remove the crossbar" on page
"Remove the PCIe riser" on page
"Remove a PCIe adapter" on page
"Rear view" on page 20.
for the following risers:
for the following risers:
109.
174.
.
Chapter 5 Hardware replacement procedures
to ensure that you
58.
272.
274.
179.
213