Installing A Front Fan - Lenovo x3650 M4 BD 5466 Installation And Service Manual

Step 7. For information on how to connect the relevant cabling on the backplane to the server, please refer
to "Replacing the hot-swap rear hard disk drive cage" on page 161.
Step 8. Install the hot-swap hard disk drives in the rear hard disk drive cage (see "Installing a hot-swap
hard disk drive" on page 41.
If you have other devices to install or remove, do so now. Otherwise, go to "Completing the installation"
on page 73.

Installing a front fan

Use this information to install a front fan into the server.
For proper cooling, the server requires that all fans in the system be operating at all times.
Attention: To ensure proper server operation, if a fan fails, replace the fan immediately.
See "System-board internal connectors" on page 23 for the locations of the fan cable connectors.
To install a front fan, complete the following steps.
Step 1. Touch the static-protective package that contains the new fan to any unpainted metal surface on
the server. Then, remove the new fan from the package.
Step 2. Read the safety information that begins on page "Safety" on page v and "Installation guidelines"
on page 30.
Step 3. 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 4. Remove the server top cover (see "Removing the server top cover" on page 32).
Step 5. 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 6. Remove the PCI riser-card assembly (see "Removing a PCI riser-card assembly" on page 34).
Step 7. Remove the air baffle (see "Removing the air baffle" on page 36).
Step 8. Installing Fan 1A:. (For installation of Fan 2A or Fan 3A, please go to step 10)
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Lenovo System x3650 M4 BDInstallation and Service Guide