Toshiba Portege R400 - Manual (Page 53)

User’s Manual 3-15
Features, 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 flashes (on for 0.5 seconds, off for 0.5 seconds) in the
following ways;
■
If there is only an error in Slot A: repeatedly flashes orange twice, then
blue.
■
If there is only an error in Slot B: repeatedly flashes orange, then blue
twice.
■
If there is an error in Slot A and in Slot B: repeatedly flashes orange
twice, then blue twice.
In all instances you should shut down the computer and remove the
incompatible module(s).
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.
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.
Figure 3-3 Removing the keyboard brace
Use a point size 0 Phillips screwdriver to remove and fasten the screws -
the use of an incorrect screwdriver can damage the screw heads.
Always make sure the display panel is closed in Laptop mode before
turning the computer upside down.
Keyboard brace