Tecra 780CDM / 780DVD Disassembly Overview, (cont.)
í
Opening the palmrest, continued.
7.Remove four M2x6 screws securing the modem board (or the dummy cover) 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 with screw holes on the computer, then secure the modem board module with four M2x6 screws.
3.Lay the palmrest in place and press down to seat it firmly.
4.Close the PC card slot cover and display panel.
5.Turn the computer upside down.
6.Secure two M2x22 silver screws, two M2x8 silver screws, and two M2x14 silver screws to the bottom of the computer.
7.Install the HDD pack, optional PC card, and battery pack.
To remove the backup and RTC batteries, 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 and modem board.
3.Lift the backup battery mylar cover.
4.Disconnect the backup battery cable from PJ511 on the system board, unthread the cables and lift out the backup battery.
5.Disconnect the RTC battery from PJ510 on the system board, unthread the cables and lift it out.
Toshiba TRR | Page 13 | 4/00, Tecra |