Toshiba Tecra 700CS Maintenance Manual page 157

4.13 Power Supply Board and Sub Battery
WARNING: If you replace the sub battery, be sure to use only batteries recommended
by Toshiba. Installation of the wrong battery can cause the battery to explode or
otherwise cause damage.
Removing the Power Supply Board and Sub Battery
To remove the power supply board and sub battery, follow the steps below and refer to
Figures 4-28 and 4-29.
1. Turn off the power to the computer, then disconnect the AC adapter and all
external cables connected to the computer.
2. Remove the battery pack, optional memory module, optional PCMCIA card, FDD
or optional CD-ROM drive, HDD, upper cover and keyboard, speakers, keyboard
base and display assembly, infrared board, sound board and IPS board as described
in Sections 4.2 through 4.12.
3. Disconnect the sub battery cable from PJ140, peel off the tape securing the sub
battery and cables and remove the sub battery.
4. Peel off the insulator.
Figure 4-28 Removing the sub battery and insulator
700 Series
4-33