Toshiba Tecra 750dvd Maintenance Manual

4/00, Tecra Toshiba TRRPage 22Tecra 750 Series Disassembly Overview, (cont.)
To remove the fan, 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, top cover
with display assembly, and system
board.
3.Turn the system board upside down
and remove the tape securing the fan
cable.
4.Disconnect the...

Toshiba TRR4/00, Tecra
Page 23Tecra 750 Series Disassembly Overview, (cont.)
To install the middle frame, follow the steps
below.
1.Reroute the cables and replace the
probe pin harness.
2.Secure the probe pin harness to the
middle frame with two M2x5 screws.
3.Secure the bracket over the probe pin
harness with one M2x3 screw.
4.Make sure the Selectable Bay release
lever is extended and the Selectable
Bay lock is in the lock position.
5.Seat the middle frame and make sure a
small tongue on the middle...

4/00, Tecra Toshiba TRRPage 24Tecra 750 Series Disassembly Overview, (cont.)
To remove the display mask, 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.
3.Remove two rubber seals at the
bottom corners of the display
assembly.
4.Remove two M2.5x6 screws that were
covered by the rubber seals.
NOTE: Support the display with your hand
when you remove the screws.
5.Release 18 latches along the...

Toshiba TRR4/00, Tecra
Page 25Tecra 750 Series Disassembly Overview, (cont.)
NOTE: Be careful not to apply pressure to
the ICs along the edge of the LCD module.
The ICs are easily damaged.
To remove the LCD module, 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, display mask,
and FL inverter board.
3.Remove four M2.5x8 screws securing
the LCD module to the display assem-
bly.
4.Carefully...

4/00, Tecra Toshiba TRRPage 26Tecra 750 Series Disassembly Overview, (cont.)
CAUTION:  When you remove the FL, be
careful not to let any dust or other foreign
matter contaminate the LCD panel. Any
contamination can affect the performance of
the unit.
To remove the FL, 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, display mask,
FL inverter board, LCD module, and
microphone.
3.Remove the...

Toshiba TRR4/00, Tecra
Page 27Tecra 750 Series Disassembly Overview, (cont.)
CAUTION:  When you remove the FL, be
careful not to let any dust or other foreign
matter contaminate the LCD panel. Any
contamination can affect the performance of
the unit.
To remove the FL, 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, display mask,
FL inverter board, LCD module, and
microphone.
3.Remove one...

4/00, Tecra Toshiba TRRPage 28Tecra 750 Series Disassembly Overview, (cont.)ê
Removing the FL, continued.