Lenovo E420, E520, 114155U manual Replacing the hard disk drive, Prerequisites for the procedure

4.Insert a fully charged battery until it clicks into place battery latch to the locked position 2 .

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as shown in the drawing, and then slide the

5. Turn the computer over again. Connect the ac power adapter and the cables to the computer.

Replacing the hard disk drive

Before you start, print these instructions.

You can replace the hard disk drive with a new one which can be purchased from your Lenovo reseller or a marketing representative. To replace the hard disk drive, read the following prerequisites, and select your model from the list below for instruction.

Note: Replace the hard disk drive only if you upgrade it or have it repaired. The connectors and slot of the hard disk drive were not designed for frequent changes, or drive swapping.

Prerequisites for the procedure

When replacing the drive, be sure to follow the precautions.

Attention: When you are handling a hard disk drive:

•Do not drop the drive or subject it to physical shocks. Put the drive on a material, such as soft cloth, that absorbs any physical shocks.

•Do not apply pressure to the cover of the drive.

•Do not touch the connector.

The drive is very sensitive. Incorrect handling can cause damage and permanent loss of data.

Before removing the hard disk drive, make a backup copy of all the information on it, and then turn the computer off.

Never remove the drive while the system is operating, in sleep (standby) mode, or in hibernation mode.

Replacement instructions

To replace the hard disk drive, do as follows:

1.Turn off the computer; then disconnect the ac power adapter and all cables from the computer.

2.Close the computer display, and turn the computer over.

Chapter 6. Replacing devices 79