Removing The Air Baffle - Lenovo x3650 M4 BD 5466 Installation And Service Manual

Figure 23. PCI riser-card assembly 2 removal
If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation"
on page 73.

Removing the air baffle

Use this information to remove the air baffle from the server.
When you work with some optional devices, you must first remove the air baffle to access some components
or connectors on the system board. The following illustration shows how to remove the air baffle.
To remove the air baffle, complete the following steps:
Step 1. Read the safety information that begins on page "Safety" on page v and "Installation guidelines"
on page 30.
Step 2. Turn off the server (see "Turning off the server" on page 19) and all attached peripheral devices.
Disconnect all power cords; then, disconnect all external cables from the server.
Step 3. Remove the top cover (see "Removing the server top cover" on page 32).
Step 4. Rotate the hot-swap rear hard disk drive cage up (see "Rotating the hot-swap rear hard disk
drive cage up" on page 34.
Step 5. Grasp the top of the air baffle and lift it out of the server.
Attention: For proper cooling and airflow, replace the air baffle before you turn on the server.
Operating the server with the air baffle removed might damage server components.
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Lenovo System x3650 M4 BDInstallation and Service Guide