HP ENVY dv4-5200 User Guide - Windows 8 - Page 65

Remove the battery from the computer., Turn the computer upside down on a flat surface.

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CAUTION: Electrostatic discharge (ESD) can damage electronic components. Before beginning any procedure, ensure that you are discharged of static electricity by touching a grounded metal object. NOTE: To use a dual-channel configuration with a second memory module, be sure that both memory modules are identical. To add or replace a memory module: CAUTION: To prevent information loss or an unresponsive system: Shut down the computer before adding or replacing memory modules. Do not remove a memory module while the computer is on or in the Sleep state. If you are not sure whether the computer is off, turn the computer on by pressing the power button. Then shut down the computer through the operating system. 1. Save your work and shut down the computer. 2. Disconnect all external devices connected to the computer. 3. Unplug the power cord from the AC outlet. 4. Turn the computer upside down on a flat surface. 5. Remove the battery from the computer. For more information, see Replacing a user-replaceable battery on page 41. 6. Remove the service door from the computer. 7. If you are replacing a memory module, remove the existing memory module: a. Pull away the retention clips (1) on each side of the memory module. The memory module tilts up. Improving performance 55

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CAUTION:
Electrostatic discharge (ESD) can damage electronic components. Before beginning
any procedure, ensure that you are discharged of static electricity by touching a grounded metal
object.
NOTE:
To use a dual-channel configuration with a second memory module, be sure that both
memory modules are identical.
To add or replace a memory module:
CAUTION:
To prevent information loss or an unresponsive system:
Shut down the computer before adding or replacing memory modules. Do not remove a memory
module while the computer is on or in the Sleep state.
If you are not sure whether the computer is off, turn the computer on by pressing the power button.
Then shut down the computer through the operating system.
1.
Save your work and shut down the computer.
2.
Disconnect all external devices connected to the computer.
3.
Unplug the power cord from the AC outlet.
4.
Turn the computer upside down on a flat surface.
5.
Remove the battery from the computer.
For more information, see
Replacing a user-replaceable battery
on page
41
.
6.
Remove the service door from the computer.
7.
If you are replacing a memory module, remove the existing memory module:
a.
Pull away the retention clips
(1)
on each side of the memory module.
The memory module tilts up.
Improving performance
55