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4/00, TecraToshiba TRR Page 14
Tecra 780CDM / 780DVD Disassembly Overview, (cont.)
1. Turn off the power to the computer.
Disconnect the AC adapter and all
external cables connected to the
computer.
2. Remove the battery pack, optional PC
card, HDD pack, optional memory
module, modem board and backup
and RTC batteries.
3. Peel off the tape placed on the folded
end of the keyboard flexible cable.
4. Disconnect the flexible cable from
PJ580 on the system board.
5. Lift up the front edge of the keyboard
and lift out the keyboard.
To remove the keyboard, follow the steps below.
To remove the membrane switch, follow the
steps below.
1. Turn off the power to the computer.
Disconnect the AC adapter and all
external cables connected to the
computer.
2. Remove the battery pack, optional PC
card, HDD pack, optional memory
module, modem board, backup and
RTC batteries, and keyboard.
3. Disconnect the membrane switch
cable from PJ570 on the system board.
4. Remove two M2.5x4 screws securing
the membrane switch unit and lift out
the unit.
To remove the top cover with display assembly,
follow the steps below.
1. Turn off the power to the computer.
Disconnect the AC adapter and all
external cables connected to the
computer.
2. Remove the battery pack, optional PC
card, HDD pack, optional memory
module, modem board, backup and
RTC batteries, keyboard and mem-
brane switch.
3. Remove six M2.5x10 silver screws
from the bottom of the computer.
4. Remove the mask and two M2x6
screws from the position under the
battery pack.
5. Remove three M2.5x4 silver screws
from the back of the computer.
Images continued on the next page
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