HP Envy 15-1000se HP Envy 15 User Guide - Windows 7 - Page 7

Setting password protection on wakeup 46 Using external AC power ...47 Connecting AC power ...47 Testing an AC adapter ...48 Using battery power ...49 Identifying batteries ...49 Finding battery information in Help and Support 49 Using Battery Check ...49 Displaying the remaining battery charge 50 Removing or inserting the primary battery 50 Charging a battery ...51 Maximizing battery discharge time 52 Managing low battery levels 52 Identifying low battery levels 52 Resolving a low battery level 53 Resolving a low battery level when external power is available ....... 53 Resolving a low battery level when a charged battery is available 53 Resolving a low battery level when no power source is available 53 Resolving a low battery level when the computer cannot exit Hibernation 53 Using the accessory battery (select models only 53 Identifying the accessory battery components 54 Inserting or removing an accessory battery 54 Battery charging and discharging sequence 56 Calibrating a battery ...56 Storing a battery ...57 Disposing of a used battery 57 Replacing the battery ...57 Shutting down the computer ...58 7 Drives and external devices Drives ...59 Identifying installed drives 59 Handling drives ...59 Improving hard drive performance 60 Using Disk Defragmenter 60 Using Disk Cleanup 60 Using HP ProtectSmart Hard Drive Protection (select models only 61 Identifying HP ProtectSmart Hard Drive Protection status 61 Managing power with a parked hard drive 61 Using HP ProtectSmart Hard Drive Protection software 62 Using external drives ...62 Connecting optional external drives 62 Using the external optical drive (select models only 63 Removing an optical disc when the disc tray will not open 63 Sharing optical drives ...64 External devices ...66 Using a USB device ...66 vii