HP EliteBook 840 G3 - Manual (Page 7)

Connect displays to computers with Intel graphics (with and optional hub) ................ 40
Connect displays to computers with Intel graphics (with a built-in hub) ...................... 40
Discovering and connecting to Miracast-compatible wireless displays (select models only) ......... 41
6 Power management ..................................................................................................................................... 42
Shutting down (turning off) the computer .......................................................................................................... 42
Setting power options ......................................................................................................................................... 42
Using power-saving states ................................................................................................................ 42
Initiating and exiting Sleep ............................................................................................. 43
Enabling and exiting user-initiated Hibernation ............................................................ 43
Using the power meter and power settings ................................................................... 43
Setting password protection on wakeup ........................................................................ 44
Using battery power .......................................................................................................................... 44
Factory-sealed battery ................................................................................................... 44
Finding additional battery information .......................................................................... 45
Using Battery Check ........................................................................................................ 46
Displaying the remaining battery charge ....................................................................... 46
Maximizing battery discharge time ................................................................................ 46
Managing low battery levels ........................................................................................... 46
Identifying low battery levels ...................................................................... 46
Resolving a low battery level ....................................................................... 47
Conserving battery power .............................................................................................. 47
Using external AC power ................................................................................................................... 47
Testing an AC adapter ..................................................................................................... 48
7 External cards and devices ........................................................................................................................... 49
Using memory card readers ................................................................................................................................ 49
Inserting a memory card ................................................................................................................... 49
Removing a memory card ................................................................................................................. 49
Using smart cards ................................................................................................................................................ 50
Inserting a smart card ....................................................................................................................... 50
Removing a smart card ..................................................................................................................... 50
Using a USB device ............................................................................................................................................... 51
Connecting a USB device ................................................................................................................... 52
Removing a USB device ..................................................................................................................... 52
Using optional external devices .......................................................................................................................... 52
Using optional external drives .......................................................................................................... 53
8 Drives ......................................................................................................................................................... 54
Handling drives .................................................................................................................................................... 54
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