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Tecra 750 Series Disassembly Overview
The information offered in this section is an overview of the Maintenance Manual, Chapter 4, Replacement
Procedures. If you have any questions or concerns regarding the proper procedure please refer to the Mainte-
nance Manual through the Toshiba Service and Support Website before you proceed.
Toshiba TRR
This section explains how to remove Field
Replaceable Units (FRUs). It may not be neces-
sary to remove all the FRUs in order to replace
one.
The chart is a guide to which FRUs need to be
removed in order to remove others. The section
numbers on the chart refer to the sections in the
Maintenance Manual, Chapter 4.
Always start by removing the battery pack, next,
optional items such as the optional PC card and
optional memory module, then follow the line on
the chart to determine which FRU you must
remove next in order to repair the one you think is
causing the computer to operate improperly.
To remove the battery pack, follow the steps
below.
CAUTION: When handling battery packs, be
careful not to short circuit the terminals. Also
do not drop, hit or otherwise apply impact; do
not scratch or break the casing.
1.
2.
3.
4.
To install the battery pack, follow the steps below.
WARNING: The battery pack is a lithium ion
battery, which can explode if not properly
replaced, used, handled, or disposed of.
Dispose of the battery as required by local
ordinances or regulations. Use only batteries
recommended by Toshiba as replacements.
NOTE: Check the battery terminals visually. If
they are dirty, wipe them clean with a dry
cloth.
1.
2.
3.
4.
Page 12
Turn off the power to the computer.
Disconnect the AC adapter and all
external cables connected to the
computer.
Turn the computer upside down with the
front facing you and push the battery
lock up to unlock it. A red dot shows
when the lock is in the unlock position.
Pull the battery's release lever out and
slide it to the left to pop the battery up
slightly.
Grasp the battery pack and lift it out.
Turn off the power to the computer.
Disconnect the AC adapter and all
external cables connected to the
computer.
Make sure the battery release lever is
pulled out, then carefully insert the new
or recharged battery pack.
Place your fingers just above two pins
on the battery pack that fit into the
locking mechanisms in the battery
socket. Push the battery pack down
carefully until it locks into place.
Push the battery lock down to secure it.
The red dot will be covered.
4/00, Tecra
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Summary of Contents for Toshiba Tecra 750 Series
- Page 1 The information offered in this section is an overview of the Maintenance Manual, Chapter 4, Replacement Procedures. If you have any questions or concerns regarding the proper procedure please refer to the Mainte- nance Manual through the Toshiba Service and Support Website before you proceed. This section explains how to remove Field Replaceable Units (FRUs).
- Page 2 Tecra 750 Series Disassembly Overview, (cont.) To remove the optional PC card, make sure the computer is in boot mode, then follow the steps below. Turn off the power to the computer. Disconnect the AC adapter and all external cables connected to the computer.
- Page 3 Tecra 750 Series Disassembly Overview, (cont.) To install the Selectable Bay cover, follow the steps below. To install the cover, first remove the Selectable Bay module then hold the cover by the two finger grips and push it into place until you hear the latches click.
- Page 4 Tecra 750 Series Disassembly Overview, (cont.) To assemble the FDD, follow the steps below. Seat the FDD in the bracket and secure the bracket with four M2.5x2.8 black screws in the order numbered on the case. Tighten screws to a torque of less than 2.2 kgfcm.
- Page 5 Tecra 750 Series Disassembly Overview, (cont.) To disassemble the HDD Pack, follow the steps below. After removing the HDD pack, lift the left end of the cover up. Slide the cover all the way to the right. Lift the cover up and remove it.
- Page 6 Tecra 750 Series Disassembly Overview, (cont.) To assemble the HDD pack, follow the steps below. Connect the flexible cable connector to the HDD. Seat the HDD into the metal cover and secure four M3x4 flat-head screws. Connect the connector cover to the flexible cable connector.
- Page 7 Tecra 750 Series Disassembly Overview, (cont.) To install a memory module(s), make sure the computer is in boot mode and follow the steps below. CAUTION: Do not try to install a memory module(s) with the computer turned on. You can damage the computer and the module(s).
- Page 8 Tecra 750 Series Disassembly Overview, (cont.) To install a modem board, follow the steps below. Place the modem pack and secure the connector on the modem board to PJ660 on the system board. NOTE: Be sure a plastic insulator tab lies on top of the green backup battery, when you seat the modem board.
- Page 9 Tecra 750 Series Disassembly Overview, (cont.) To remove the top cover with display assembly, follow the steps below. Turn off the power to the computer. Disconnect the AC adapter and all external cables connected to the computer. Remove the battery pack, HDD pack,...
- Page 10 Tecra 750 Series Disassembly Overview, (cont.) To remove the speakers, follow the steps below. Turn off the power to the computer. Disconnect the AC adapter and all external cables connected to the computer. Remove the battery pack, HDD pack, optional memory module, modem...
- Page 11 Tecra 750 Series Disassembly Overview, (cont.) To remove the fan, follow the steps below. Turn off the power to the computer. Disconnect the AC adapter and all external cables connected to the computer. Remove the battery pack, HDD pack, optional memory module, modem...
- Page 12 Tecra 750 Series Disassembly Overview, (cont.) To install the middle frame, follow the steps below. Reroute the cables and replace the probe pin harness. Secure the probe pin harness to the middle frame with two M2x5 screws. Secure the bracket over the probe pin harness with one M2x3 screw.
- Page 13 Tecra 750 Series Disassembly Overview, (cont.) To remove the display mask, follow the steps below. Turn off the power to the computer. Disconnect the AC adapter and all external cables connected to the computer. Remove the battery pack. Remove two rubber seals at the bottom corners of the display assembly.
- Page 14 Tecra 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. Turn off the power to the computer.
- Page 15 Tecra 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.
- Page 16 Tecra 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.
- Page 17 Tecra 750 Series Disassembly Overview, (cont.) Removing the FL, continued. ê Toshiba TRR Page 28 4/00, Tecra...