HP 2000-2B20NR, E3U63UT#ABA, E0P69UA#ABA, D1E91UA#ABA, C2N26UA#ABA, D1E07UAABA Using passwords Vii

Removing a user-replaceable battery	36
Finding battery information	37
Conserving battery power	37
Identifying low battery levels	37
Resolving a low battery level	38
Resolving a low battery level when external power is available	38
Resolving a low battery level when no power source is available	38
Resolving a low battery level when the computer cannot exit Hibernation	38
Storing a user-replaceable battery	38
Disposing of a user-replaceable battery	38
Replacing a user-replaceable battery	38
Running on external AC power	39
Troubleshooting an AC adapter	39
Shutting down (turning off) the computer	40
7 Managing and sharing information	41
Using a USB device	41
Connecting a USB device	41
Removing a USB device	42
Inserting and removing a digital storage card	42
Using optical drives	43
Inserting an optical disc	44
Removing an optical disc	45
Sharing data and drives and accessing software	46
8 Maintaining your computer	48
Improving performance	48
Handling drives	48
Replacing a hard drive	48
Using Disk Defragmenter	51
Using Disk Cleanup	51
Adding or replacing memory modules	52
Updating programs and drivers	54
Cleaning your computer	55
Cleaning the display, sides, and cover	55
Cleaning the TouchPad and keyboard	55
Traveling with or shipping your computer	55
9 Securing your computer and information	57
Using passwords	57

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