Texas Instruments 51X - Manual (Page 65)

3. Grasp the ribbon loop on the battery and pull the battery out of the
compartment.
4. When replacing the battery, insert the end opposite the ribbon loop
with the battery notches pointing upward. Slide the battery into the
compartment and replace the battery door.
6.5.2 Removing/Replacing the Keyboard Assembly
The procedure for removing and replacing the keyboard assembly is as
follows:
1. Turn off the computer and disconnect the AC power adapter (if it is
attached).
2. Remove the Battery Pack as described in Paragraph 6.5.1.
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Note: The top edge of the keyboard is held in place by plastic tabs beneath
the Ctrl and Down Arrow Keys.
3. Pull the keyboard release tabs toward the front of the notebook (tabs
snap into an 1/8 inch recess in the plastics).
4. Using a small straight-blade screwdriver, lift the front edge of the
keyboard upward.
5. Lift the front edge of the keyboard slightly and gently pull the keyboard
toward the front of the notebook exposing two cables that connect the
keyboard to the main board.
c
Caution: Failure to release the ZIF connectors before removing cables
will result in damage to the Keyboard Assembly.
6. Release the two ZIF (zero insertion force ) connectors using a plastic
stick or other nonmetallic object and remove the cables from the Main
Board connectors.
7. Remove the keyboard assembly from the notebook.
8. Replacement is essentially the reverse of Steps 1 through 7.
6-8 Field Service