2
Hardware Upgrades
Removing and Replacing the Access Panel
ÅWARNING: To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet, and allow the internal system components to cool before touching.
ÅWARNING: To reduce the risk of electrical shock, fire, or damage to the equipment, do not plug telecommunications or telephone connectors into the network interface controller (NIC) receptacles.
ÄCAUTION: Static electricity can damage the electronic components of the computer or optional equipment. Before beginning these procedures, ensure that you are discharged of static electricity by briefly touching a grounded metal object. See Appendix D, “Electrostatic Discharge” for more information.
ÄCAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board. You must disconnect the power cord from the power source before opening the computer to prevent system board damage.
To access system memory, the expansion slot assembly, and the battery, you must remove the access panel:
1.If the Smart Cover Sensor is enabled, restart the computer and enter Computer Setup to disable it.
2.Turn off the computer properly through the operating system, then turn off any external devices.
3.Disconnect the power cord from the power outlet and the computer, and disconnect any external devices.
Hardware Reference Guide |