Lenovo 3822, 3821, 3719, 3823 manual Installing the front adapter-retention bracket

3.Unlock and remove the side cover (see “Removing the left-side cover” on page 157).

4.Open the front and rear adapter-retention brackets.

5.Remove all adapters and place the adapters on a static-protective surface (see “Removing an adapter” on page 184).

Note: You might find it helpful to note where each adapter is installed before you remove the adapters.

6.Lift the top of the front adapter-retainer bracket and release the hinge point; then, remove the bottom hinge point and remove the bracket from the chassis.

7.If you are instructed to return the front adapter-retention bracket, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.

Installing the front adapter-retention bracket

To install the front adapter-retention bracket, complete the following steps:

1.Insert one hole on the front adapter-retention bracket into the hinge point.

2.Position the other hole and insert the adapter-retention bracket into the hinge point.

3.Install the adapters (see “Installing an adapter” on page 184).

4.Close the front and rear adapter-retention brackets.

5.Install and lock the side cover (see “Installing the left-side cover” on page 158).

6.Reconnect the external cables and power cords; then, turn on the attached devices and turn on the server.

Chapter 7. Installing optional devices and replacing customer replaceable units 181