Toshiba Satellite C640 - Manual (Page 61)

User’s Manual 3-17
Satellite C600/C640/C645/C600D/C640D/C645D, Satellite Pro C600/C640/C600D/C640D
Installing a memory module
To install a memory module, follow the steps as detailed below:
1. Shut down the computer - 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. Close the display panel.
4. 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).
5. Loosen the screw securing the memory module cover in place - please
note that the screws is attached to the cover in order to prevent them
from being lost.
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Use only memory modules approved by TOSHIBA.
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Do not try to install or remove a memory module under the following
conditions.
a. The computer is turned on.
b. The computer was shut down in either Sleep or Hibernation Mode.
c. Wake-up on LAN is enabled.
d. The wireless communication function is on.
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Be careful not to let screws or other foreign matter fall into the
computer. It could cause malfunction or electric shock.
■
Additional memory module is a precision electronic component that
may be fatally damaged by static electricity. Since the human body can
carry static electricity, it is important that you discharge yourself before
touching or installing any additional memory modules. To discharge
your body’s static electricity, simply touch any metal close to you with
bare hands.
Use a point size 0 Phillips screwdriver.