Installing the 3.5-inch hard disk drive backplane

Use this information to install the 3.5-inch hard disk drive backplane.

Read the safety information in Safety and Installation guidelines.

If you are replacing a server component in the server, you need to turn off the server and peripheral devices, and disconnect the power cords and all external cables.

To install a 3.5-inch hard disk drive backplane, complete the following steps.

1. Unlock and remove the left-side cover (see Removing the left-side cover).
2. Open the bezel door (see Opening the bezel door).
   Figure 1. Open bezel
   
   
3. Remove the 3.5-inch hot-swap hard disk drives (see Removing a 3.5-inch hot-swap hard disk drive).
4. Remove the air baffle (see Removing the air baffle).
5. Remove the fan cage assembly (see Removing the fan cage assembly).
6. Insert the bottom of the 3.5-inch hard disk drive backplane onto the lower lip of the server chassis.
   Figure 2. 3.5-inch HDD backplane installation
   
   
7. Rotate the backplane toward the server chassis until the backplane clicks into the place securely.
8. Reconnect the power, configuration, and signal cables to the 3.5-inch hard disk drive backplane (see Internal cable routing and connectors).
9. Install the fan cage assembly (see Installing the fan cage assembly).
10. Install the air baffle (see Replacing the air baffle).
11. Install the 3.5-inch hot-swap hard disk drives that were removed from the hard disk drive cage (see Installing a 3.5-inch hot-swap hard disk drive).
12. Close the bezel.
13. Install and lock the left-side cover (see Installing the left-side cover).

If you have replaced a server component or installed an optional device in the server, you need to reconnect the power cords and all external cables, and turn on the server and peripheral devices.