Replacing the button board

Tools you need to complete this task:

Flat-blade driver - OR -

Phillips #0 screwdriver

Flat-blade driver - OR -

Phillips #0 screwdriver

Scribe or non-marring tool

Screws removed during this task:

Travelmate 290 Wireless

To replace the button board:

1 Complete the steps in "Preparing the notebook" on page 55.

Remove the memory bay cover by following the steps in "Adding or replacing memory modules" on page 57.

If the notebook has wireless networking built in, unplug the wireless antennas by following the steps in "Replacing the IEEE 802.11 wireless card" on page 67.

Remove the hard drive(s) by following the steps in "Replacing the primary hard drive" on page 64 and "Replacing the secondary hard drive" on page 73.

Remove the keyboard cover by following the steps in "Replacing the keyboard cover" on page 78.

Remove the keyboard by following the steps in "Replacing the keyboard" on page 80.

Remove the LCD assembly by following the steps in "Replacing the LCD assembly" on page 84.

Remove the palm rest by following the instructions in "Replacing the palm rest" on page 96.

Swing the black button board connector clip upward, then lift the button board cable out of the connector. Be careful not to touch or damage any other components.

Button board cable connector

10 Remove the screws securing the button board assembly to the palm rest.

Screw

Screw

Separate the old button board from the metal bracket and install the new board into the bracket.

Screw

Screw

Screw

Separate the old button board from the metal bracket and install the new board into the bracket.

Replace the button board assembly, then replace the screws removed in Step 10.

13 Make sure the black button board connector clip is swung upward, insert the cable into the connector, then swing the clip down to lock the connector in place.

Important: The cable is correctly oriented if it is not twisted and the blue band is facing up.

14 Replace the palm rest by following the steps in "Replacing the palm rest" on page 96.

15 Replace the LCD assembly by following the steps in "Replacing the LCD assembly" on page 84.

16 Replace the keyboard by following the steps in "Replacing the keyboard" on page 80.

17 Replace the keyboard cover by following the steps in "Replacing the keyboard cover" on page 78.

18 Replace the hard drive(s) by following the steps in "Replacing the primary hard drive" on page 64 and "Replacing the secondary hard drive" on page 73.

19 If the notebook has wireless networking built in, reconnect the wireless antennas by following the steps in "Replacing the IEEE 802.11 wireless card" on page 67.

20 Replace the wireless bay cover by following the steps in "Replacing the IEEE 802.11 wireless card" on page 67.

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