Dell Latitude C640 - Manual (Page 46)

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Battery and Module Bay Latches
Dell™ Latitude™ C540/C640 Service Manual
Removing the Battery and Module Bay Latches
NOTICE: Disconnect the computer and any attached devices from electrical outlets, and remove any installed
batteries.
NOTICE: To avoid ESD, ground yourself by using a wrist grounding strap or by touching an unpainted metal surface on
the computer.
NOTICE: Read " Preparing to Work Inside the Computer " before performing the following procedure.
1. Remove the hard drive .
2. Remove the keyboard .
3. Remove the display assembly .
4. Remove the palm rest .
5. To remove the latch release button, use a plastic scribe to push inward on the snap tabs in the upper latch assembly
until the latch release button is released from the bottom case.
To prevent the upper latch assembly from coming loose, apply pressure to the latch and spring while removing the
latch release button.
6. If you are also removing the upper latch assembly, lift it out of the latch holding fixture.