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12 Specifications .............................................................................................................................................. 78
Input power ......................................................................................................................................... 78
Operating environment ....................................................................................................................... 79
13 Troubleshooting and support .................................................................................................................... 80
Troubleshooting .................................................................................................................................. 81
Disc drive problems ........................................................................................................... 81
Wireless connection problems ........................................................................................... 81
Cannot connect to a WLAN ............................................................................... 82
Cannot connect to a preferred network ............................................................. 82
Current network security codes are unavailable ............................................... 82
WLAN connection is very weak ......................................................................... 83
Cannot connect to the wireless router ............................................................... 83
Network status icon is not displayed ................................................................. 84
Audio problems .................................................................................................................. 84
Power management problems ........................................................................................... 84
Resolving a low battery level ............................................................................. 85
Resolving a low battery level when external power is available ....... 85
Resolving a low battery level when no power source is available .... 85
Resolving a low battery level when the computer cannot exit
Hibernation ....................................................................................... 85
Troubleshooting an AC adapter ........................................................................ 85
Contacting customer support ............................................................................................................. 86
14 Electrostatic Discharge .............................................................................................................................. 87
Index ................................................................................................................................................................... 88
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