Lenovo ThinkSystem SD650 V3 User Manual page 57

Attention: The water loop requires two trained personnels to complete the installation/removal task.
Remove the water loop
Use this information to remove the water loop in the SD650 V3 tray.
About this task
Attention:
• Read "Installation Guidelines" on page 33
work safely.
• Turn off the corresponding DWC tray that you are going to perform the task on.
• Disconnect all external cables from the enclosure.
• Use extra force to disconnect QSFP cables if they are connected to the solution.
• To avoid damaging the water loop, always use the water loop carrier when removing, installing or folding
the water loop.
Note: Ensure you have "SD650 V3 Neptune DWC Waterloop Service Kit" in hand to install components.
Prepare the following screwdrivers to ensure you can install and remove corresponding screws properly.
Screwdriver Type
Torx T10 head screwdriver
Torx T30 head screwdriver
Phillips #1 head screwdriver
Phillips #2 head screwdriver
Watch the procedure
A video of this procedure is available at YouTube:
BQs0NXGCm6ZwVtMOSykxd
Procedure
Step 1. Make preparations for this task.
a. Remove the tray from the enclosure. See
40.
b. Remove the tray cover. See
c. Remove the cross braces. See
d. Remove the DIMM comb. See
e. Remove memory modules. See
f. Remove the M.2 backplane assembly. See
96.
Note: The M.2 backplane cold plate needs to be removed as well.
g. Remove the drive cage. See
h. Remove the PCIe riser assembly. Depending on your configuration, see
assembly (ConnectX-6)" on page
200)" on page
and "Safety inspection checklist" on page 34
.
"Remove the tray cover" on page
"Remove the cross braces" on page
"Remove a DIMM comb" on page
"Remove a memory module" on page
"Remove a drive cage assembly" on page
119,
128, or "Remove a PCIe riser assembly (ConnectX-7 NDR 400)" on page
Screw Type
Torx T10 screw
Torx T30 screw
Phillips #1 screw
Phillips #2 screw
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
"Remove a DWC tray from the enclosure" on page
43.
"Remove the M.2 backplane assembly" on page
"PCIe riser assembly replacement (ConnectX-7 NDR
.
Chapter 5 Hardware replacement procedures
to ensure that you
45.
75.
106.
86.
"Remove a PCIe riser
138.
49