HP ENVY 17t-1100 HP ENVY 17 Getting Started - Windows 7 - Page 53
computer through the operating system., computer on by pressing the power button. Then shut down
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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 when adding a second memory module, be sure that both memory modules are the same capacity. To add or replace a memory module: CAUTION: To prevent information loss or an unresponsive system: Shut down the computer before removing a memory module from the computer. Do not remove a memory module while the computer is on, in the Sleep state, or in Hibernation. If you are not sure whether the computer is off or in Hibernation, 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 and remove the battery. 4. Remove the hard drive cover. a. Loosen the 2 hard drive cover screws (1). 42 Chapter 5 Maintenance