Conserving battery power .................................................................................................. 35
HP CoolSense .................................................................................................................................... 38
Using a USB device ........................................................................................................................... 39
Connecting a USB device .................................................................................................. 39
Removing a USB device .................................................................................................... 40
Using optical drives ............................................................................................................................ 42
Inserting an optical disc ..................................................................................................... 43
Removing an optical disc ................................................................................................... 43
8 Maintaining your computer .......................................................................................................................... 46
Improving performance ...................................................................................................................... 46
Handling drives .................................................................................................................. 46
Replacing a hard drive ....................................................................................................... 47
Using HP 3D DriveGuard ................................................................................................... 48
Using Disk Defragmenter ................................................................................................... 49
Using Disk Cleanup ........................................................................................................... 49
Cleaning your computer ..................................................................................................................... 52
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