Toshiba Tecra M9 PTM90C-TG709C Users Manual Canada; English - Page 69

Hardware, Utilities and Options Point to note about memory module error If you install a memory module that is not compatible with the computer, the Power indicator will flashes (on for 0.5 seconds, off for 0.5 seconds) in the following ways; ■ If there is an error in only Slot A or no memory module is inserted in Slot A: repeatedly flashes orange twice, then green. ■ If there is an error in Slot B: repeatedly flashes orange, then green twice. ■ If there are errors in both Slot A and Slot B: repeatedly flashes orange twice, then green twice. In all instances you should shut down the computer and remove the incompatible module(s). Use a point size 0 Phillips screwdriver to remove and fasten the screws the use of an incorrect screwdriver can damage the screw heads. Installing a memory module (Slot A) To install a memory module, follow the steps as detailed below: 1. Set the computer to Boot Mode and turn its power off - make sure the Power indicator is off (refer to the Turning off the power section in Chapter 1, Getting Started if required). 2. Remove the AC adaptor and all cables and peripherals connected to the computer. 3. Turn the computer upside down and remove the battery pack (refer to Replacing the battery pack section in Chapter 6, Power and Power-Up Modes, if required). 4. Turn your computer over. 5. Open the display panel so that the screen faces directly upward. 6. Slip your finger under a notch at the end of the keyboard brace and lift up to release latches and remove the keyboard brace. Keyboard brace Figure 3-5 Removing the keyboard brace 7. Remove two screws securing the keyboard. User's Manual 3-18