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Toshiba TRR

4/00, Tecra

Page 9

Tecra 780CDM / 780DVD Disassembly Overview, (cont.)

1.

To install the cover, first remove the
SelectBay module then hold the cover
by the two finger grips and push it into
place until you hear the latches click.

2.

To remove the cover, grasp the two
finger grips and pull the cover out.

You can use the SelectBay cover when you do
not need to use a SelectBay module.

1.

Remove six M2x3 silver screws and
two M2.5x6 silver screws securing the
frame to the DVD-ROM drive.

2.

Remove the connector cover.

3.

Remove the metal frameconnector
board
, and disconnect the flexible
cable.

To disassemble the DVD-ROM drive, follow the
steps below.

1.

Remove six M2x6 silver screws.

2.

Turn the FDD over and release two
latches securing the upper plastic
frame
 and lower plastic frame.  Turn it
back over and lift off the cover.

3.

Lift off the upper shield cover, unseat
the flexible cable connector from the
lower plastic frame, then lift out the
FDD.

4.

Pull the flexible cable out of the FDD
connector
.

5.

Remove four M2x3 silver screws and
remove the FDD from the bracket.

To disassemble the FDD, follow the steps below.

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Summary of Contents for Tecra 780CDM

Page 1: ...ratch or break the casing and do not twist or bend the battery pack 1 Turn off the power to the computer Disconnect the AC adapter and all external cables connected to the computer 2 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 3 Pull out the battery release lever and slide it to the left t...

Page 2: ... a firm connection 3 Close the slot cover or replace the cover with an appropriate one 4 Install the battery pack To remove the SelectBay 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 3 Turn the computer upside down and slide the SelectBay lock to the unlock position shown by ...

Page 3: ...he frame to the DVD ROM drive 2 Remove the connector cover 3 Remove the metal frame connector board and disconnect the flexible cable To disassemble the DVD ROM drive follow the steps below 1 Remove six M2x6 silver screws 2 Turn the FDD over and release two latches securing the upper plastic frame and lower plastic frame Turn it back over and lift off the cover 3 Lift off the upper shield cover un...

Page 4: ...semble the FDD follow the steps below CAUTION Be very careful not to press on the top or bottom of the HDD Pressure can destroy data or damage the drive To remove the HDD pack 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 Turn the computer upside down 4 Slide the HDD cover to the r...

Page 5: ... Do not apply pressure to the top or bottom of the HDD í è To assemble the HDD pack follow the steps below 1 Connect the flexible cable connector to the HDD 2 Seat the HDD frame on the HDD and secure it with four M3x4 flat head screws 3 Seat the connector cover on the flexible cable connector Be sure to match the positioning pins to the holes on the flexible cable and metal cover CAUTION Do not ho...

Page 6: ... 4 Use a slender object plastic card to press the latches on either side of the memory module s to the outside and the memory module will pop up 5 Grasp the memory module s by the sides and pull it out CAUTION Do not touch the connectors on the memory module s or on the computer Debris on the connectors may cause memory access problems The modem board is located under the palmrest To open the palm...

Page 7: ...out the backup battery 5 Disconnect the RTC battery from PJ510 on the system board unthread the cables and lift it out To install a modem board follow the steps below 1 Connect the modem board to the corresponding connector in the computer NOTE Be sure a plastic insulator tab lies on top of the green backup battery when you seat the modem board 2 Make sure holes in the modem casing are aligned wit...

Page 8: ...rnal 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 ...

Page 9: ...s 9 Remove one M2x6 screw securing the ground cable 10 Disconnect the LCD cable FL inverter cable speaker cable and microphone cable 11 Remove six M2x6 screws one M2x8 screw and three M2x4 silver screws securing the top cover 12 Open two port covers on the back of the computer 13 Pull out the top cover just below the composite video connector yellow to release a latch 14 Carefully lift up the back...

Page 10: ...low the steps below 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 optional PC card HDD pack optional memory module modem board backup and RTC batteries keyboard membrane switch top cover with display assembly 3 Remove one M2x4 silver screw and two M2 5x6 sc...

Page 11: ...l memory module modem board backup and RTC batteries keyboard membrane switch top cover with display assembly and system board 3 Remove two M2 5x6 screws and one M2 5x8 screw securing the SelectBay top cover to the middle frame 4 Two positioning pins fit into holes on the SelectBay top cover so lift the cover straight up to clear the pins 5 Remove three M2 5x10 silver screws securing the CONN hold...

Page 12: ...SelectBay top cover with two M2 5x6 screws and one M2 5x8 screw 10 Install the system board top cover with display assembly membrane switch keyboard backup and RTC batteries modem board optional memory module HDD pack optional PC card and battery pack To remove the I O board follow the steps 1 Turn off the power to the computer Disconnect the AC adapter and all external cables connected to the com...

Page 13: ...gers of both hands carefully release the 18 latches along the edges of the display mask Begin at the top six latches continue along the sides four latches on each side and the bottom four latches í 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 and the display mask 3 Lay the display panel on its back 4 Remo...

Page 14: ... connected to the computer 2 Remove the battery pack optional PC card HDD pack optional memory module modem board backup and RTC batteries keyboard membrane switch top cover with display assembly and speakers 3 Lay the top cover with display assembly down so that the bottom of the top cover lies flat and faces up 4 Remove one M2x4 screw securing the hinge cover and one M2 5x6 screw securing a plas...

Page 15: ...y module modem board backup and RTC batteries keyboard membrane switch top cover with display assem bly speakers display mask FL inverter board LCD module and microphone 3 Remove one strip of tape securing the FL cable to the LCD frame and lift up the FL cable 4 Remove two M2x4 thin head silver screws and one M2x2 thin head silver screw to remove the metal FL cover 5 Carefully lift up the white sh...

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