Running on battery power .................................................................................................................. 37
Conserving battery power .................................................................................................. 38
Using a USB device ........................................................................................................................... 43
Connecting a USB device .................................................................................................. 44
Removing a USB device .................................................................................................... 44
Using optical drives ............................................................................................................................ 46
Inserting an optical disc ..................................................................................................... 47
Removing an optical disc ................................................................................................... 48
8 Maintaining your computer .......................................................................................................................... 51
Improving performance ...................................................................................................................... 51
Handling drives .................................................................................................................. 51
Replacing a hard drive ....................................................................................................... 52
Using Disk Defragmenter ................................................................................................... 54
Using Disk Cleanup ........................................................................................................... 55
Tray-load ........................................................................................................... 47
Tray-load ........................................................................................................... 48
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