Figure 214. Installing the front I/O expansion board
After you finish
1. Reinstall the front I/O expansion board module. See “Install the front I/O expansion board module” on
page 277.
2. Reconnect the required cables.
3. Reinstall the network adapter to the front I/O expansion board module. See “Install a network adapter”
on page 180.
4. Complete the parts replacement. See “Complete the parts replacement” on page 328.
Lenovo Neptune(TM) liquid-to-air (L2A) hybrid cooling module
replacement (trained technician only)
Follow instructions in this section to remove and install the Lenovo Neptune
TM
liquid-to-air (L2A) hybrid
cooling module.
Important: This task must be operated by trained technicians.
Remove the Lenovo Neptune(TM) liquid-to-air (L2A) hybrid cooling module
Follow instructions in this section to remove the Lenovo Neptune
TM
liquid-to-air (L2A) hybrid cooling module.
About this task
Important: Removing and installing this component requires trained technicians. Do not attempt to remove
or install it without proper training.
Attention:
• 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.
Chapter 4. Hardware replacement procedures 281
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