Gpu Distribution Board Replacement; Technician Only); Power Off The Server And Peripheral Devices And Disconnect The Power Cords And All External Cables. See "Power Off The Server" On Page; Or Remove The Server From The Rack. See "Remove The Server From Rack" On Page - Lenovo ThinkSystem SR675 V3 User Manual

GPU distribution board replacement (trained technician only)
Follow instructions in this section to remove and install a GPU distribution board.
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do no
attempt to remove or install it without proper training and qualification.
Remove a GPU distribution board
Follow instructions in this section to remove a GPU distribution board. The procedure must be executed by a
trained technician.
About this task
Attention:
• Read "Installation Guidelines" on page 45
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
• 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
Watch the procedure
A video of this procedure is available at YouTube:
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Procedure
Step 1. Make preparation for this task.
a. Remove the top cover. See
b. Remove all of the GPU adapters. See
Step 2. Disconnect the power and signal cables from the GPU distribution board.
Step 3. Remove the GPU distribution board.
a. Remove the nine screws that secure the GPU distribution board to the chassis.
b. Grasp the GPU distribution board by its edges, and carefully lift it out of the chassis.
ThinkSystem SR675 V3 User Guide
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and "Safety inspection checklist" on page 46
54.
"Remove the server from rack" on page
.
"Remove the top cover" on page
"Remove a GPU adapter" on page
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
154.
to ensure that you
54.
181.