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Toshiba TRR
4/00, Tecra
Page 21
Tecra 750 Series Disassembly Overview, (cont.)
To remove the speakers, 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, HDD pack,
optional memory module, modem
board, backup and RTC batteries,
keyboard, membrane switch, and top
cover with display assembly.
3. Remove four M2x4 silver screws
securing the speaker holders.
4. Lift out the speakers with cables and
holders.
5. Pull the speakers out of the holders.
6. Remove the tape securing the cables to
the insulator and remove the speakers.
NOTE: The speaker wire is color coded. Note
how the cables are routed.
To remove the system board, 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, HDD pack,
optional memory module, modem
board, backup and RTC batteries,
keyboard, membrane switch, and top
cover with display assembly.
3. Remove three M2.5x4 screws
securing the metal frame and remove
it.
4. Remove the audio connectors cover.
5. Remove two M2.5x8 screws, and one
M2x4 silver screw securing the shield
plate to the system board.
6. Remove two stud screws and one
M2.5x4 screw securing the system
board to the middle frame.
7. Remove one M2x3 silver screw
securing the positioning plate and lift
out the plate. A tongue on the plate fits
into a notch.
8. Open the USB port cover and remove
one M2x4 silver screw securing the
USB port to the USB connector.
9. Pull the metal cover protecting the S-
video and PS/2 ports away from the
ports, so it doesn’t catch on them when
you lift up the board.
10. Lift up the system board to disconnect
two connectors.
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