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• Read "Installation Guidelines" on page 121 and "Safety inspection checklist" on page 122 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 14.
• 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.
Prepare the following screwdrivers to ensure you can install and remove the corresponding screws properly
Table 23. Torque screwdriver type list
Torque screwdriver type list
PH 2 head screwdriver
Torx 10 screwdriver
The following illustration shows the GPU numbering.
Figure 230. SXM GPU Numbering
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
Procedure
Step 1.
Prepare your server.
a.
Remove the top cover. See "Remove the top cover" on page 225.
b.
Remove the 2.5-inch drive assembly. See "Remove the 2.5-inch drive cage assembly" on page
267.
c.
Remove the network adapters. See "Remove a network adapter" on page 179.
d.
Remove the front I/O expansion board module. See "Remove the front I/O expansion board
module" on page 275.
e.
Remove the retimer assembly. See "Remove the retimer assembly" on page 318.
f.
Remove the Lenovo Neptune
Lenovo Neptune(TM) liquid-to-air (L2A) hybrid cooling module" on page 281.
g.
Remove the SXM GPU board. See "Remove the SXM GPU board" on page 302.
liquid-to-air (L2A) hybrid cooling module. See "Remove the
TM
Chapter 4
Screw type
Philips #2
Torx T10 screw
.
Hardware replacement procedures
297
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