Lenovo 3836, 3809, 3826, 3724 Removing the front adapter-retention bracket, Removing the battery

4.Install the side cover (see “Installing the side cover” on page 134).

5.Lock the side cover, if necessary.

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

Removing the front adapter-retention bracket

To remove the front adapter-retention bracket, do the following:

1.Read the safety information (see “Safety” on page vii and “Installation guidelines” on page 37).

2.Turn off the server and all attached devices; then, disconnect all power cords and external cables.

3.Unlock and remove the side cover (see “Removing the side cover” on page 43).

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

5.Remove all adapters and place the adapters on static-protective surface (see “Removing an adapter” on page 95).

Note: You might find it helpful to note where each adapter is installed before removing 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 that are supplied to you for shipping .

Installing the front adapter-retention bracket

To install the front adapter retention bracket, do the following:

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 96).

4.Close the front and rear adapter retention brackets.

5.Install the side cover (see “Installing the side cover” on page 134).

6.Lock the side cover.

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

Removing the battery

The following notes describe information that you must consider when removing and replacing the battery in the server:

vThe lithium battery must be handled correctly to avoid possible danger. If you replace the battery, you must adhere to the following instructions.

vYou must replace the battery with a lithium battery of the same type from the same manufacturer.

vTo avoid possible danger, read and follow the following safety statement.

54ThinkServer TD200 Types 3724, 3808, 3809, 3815, 3817, 3824, 3826, 3836: Installation and User Guide