Toshiba Portege M300 User Manual - Page 159

Optional Devices Memory expansion You can install additional memory in the computer's memory module socket to increase the amount of RAM. This section describes how to install and remove a memory module. ■ Use only memory modules approved by TOSHIBA. ■ Do not try to install or remove a memory module under the following conditions. You can damage the computer and the module. Also, data will be lost. a. The computer is turned on. b. The computer was shut down using the Sleep Mode or Hibernation Mode. ■ When incorrect memory is inserted, please refer to Memory expansion section in Chapter 9, Troubleshooting, for details. ■ Expansion memory is a precision electronic component that may be fatally damaged by static electricity. Since the human body has slight static electricity, be sure to discharge static electricity from your body before installing an expansion memory module. To discharge your body's static electricity, simply touch any metal close to you with bare hands. Use a point size 1 Phillips screwdriver to remove and fasten the screws. Use of an incorrect screwdriver can damage the screw heads. Installing a memory module Follow the steps below to install a memory module. 1. Set the computer to boot mode and turn off the power. 2. Remove all cables connected to the computer. 3. Turn the computer upside down and remove the battery pack (refer to Chapter 6, Power and Power-Up Modes). 4. Loosen the screws securing the memory module cover. 5. Slide your fingernail or a thin object under the cover and lift it off. User's Manual 8-7