Discovering and connecting to Miracast-compatible wireless displays (select products only) ......  39
6  Power management ..................................................................................................................................... 40
Shutting down (turning o) the computer .......................................................................................................... 40
Setting power options .........................................................................................................................................  40
Using power-saving states ................................................................................................................ 41
Initiating and exiting Sleep ............................................................................................. 41
Enabling and exiting user-initiated Hibernation ............................................................  41
Using the power meter and power settings ...................................................................  41
Setting password protection on wakeup ........................................................................ 42
Using battery power .......................................................................................................................... 42
Finding additional battery information ..........................................................................  42
Using Battery Check ........................................................................................................ 43
Displaying the remaining battery charge ....................................................................... 43
Maximizing battery discharge time ................................................................................  43
Managing low battery levels ........................................................................................... 43
Identifying low battery levels ......................................................................  43
Resolving a low battery level .......................................................................  44
Removing the battery ..................................................................................................... 44
Conserving battery power ..............................................................................................  45
Storing a user-replaceable battery (select products only) ............................................  45
Disposing of a user-replaceable battery (select products only) .................................... 45
Replacing a user-replaceable battery (select products only) ........................................  46
Using external AC power ...................................................................................................................  46
Testing an AC adapter .....................................................................................................  46
7  External cards and devices ...........................................................................................................................  48
Using memory card readers (select products only) ............................................................................................  48
Inserting a memory card ................................................................................................................... 48
Removing a memory card .................................................................................................................  48
Using smart cards (select products only) ............................................................................................................ 49
Inserting a smart card .......................................................................................................................  49
Removing a smart card .....................................................................................................................  49
Using a USB device ............................................................................................................................................... 50
Connecting a USB device ...................................................................................................................  51
Removing a USB device .....................................................................................................................  51
Using a serial device (select products only) ........................................................................................................  51
Using optional external devices ..........................................................................................................................  52
Using optional external drives ..........................................................................................................  52
vii