Hardware Reference Guide www.hp.com 2–1
2
Hardware Upgrades
Removing and Replacing the Access Panel
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WARNING: 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.
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WARNING: 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.
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CAUTION: 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.
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.
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