IBM ThinkPad 340 Series Hardware Maintenance Manual page 178

Warning: When you reinstall the keyboard, be careful not
to damage the keyboard cables by pinching or crushing
them.
1. Attach the three flat cables.
2. Tilt the front of the keyboard up and push the rear of
the keyboard toward the back of the computer.
3. Press the keyboard down.
4. Pull the keyboard slightly forward to engage the
latches located at the back right, and in the middle of
the left and right sides.
Warning: Do not pull out the cable before releasing the
sliding latch connector.
▌13▐
Detach the three keyboard cables from the top
system board shown in the figure on page 164.
The keyboard cables use zero insertion force (ZIF)
connectors.
Instructions for working with ZIF connectors:
To detach the cables, pull out the small sliding latch
under each cable using a small tool to pull on each
side. Try to pull the latch out incrementally on each
side, or pull out both sides simultaneously.
Replacement: When you reinstall cables in ZIF
connectors, insert the cable connector end, metal
side facing up, into the connector, and then gently
push in each sliding latch to secure the cable. Do
not twist the cables.
Warning: Do not pull out the cable before
releasing the sliding latch connector.
Separating the Display and Base Units
▌14▐
Detach the LCD cable shown in the figure on
page 164.
Slide up the ferrite core on the cable to reach the
latches.
The LCD cable uses ZIF connectors.
Replacement: For information about reconnecting
the LCD cable, see "Replacing the LCD Assembly"
on page 175.
▌15▐
Remove the ferrite core from the LCD cable
shown in the figure on page 164.
Replacement: For information about replacing the
ferrite core, see "Replacing the LCD Assembly" on
page 175.
▌16▐
Detach the microphone cable from the top
system board, shown in the figure on page 164.
Replacement: Make sure that the two aluminum
spacers are in place. After you reattach the
microphone cable, place any excess cable behind
the PCMCIA slot assembly. For information on
168
IBM Mobile Systems HMM