HP ProBook 450 G1 Notebook PC - Manual (Page 10)

13 Support ........................................................................................................................................................ 89
Contacting support ............................................................................................................................. 89
Labels ................................................................................................................................................. 90
14 Specifications .............................................................................................................................................. 91
Input power ......................................................................................................................................... 91
Operating environment ....................................................................................................................... 91
Appendix A Traveling with the computer ...................................................................................................... 92
Appendix B Troubleshooting .......................................................................................................................... 93
Troubleshooting resources ................................................................................................................. 93
Resolving issues ................................................................................................................................ 93
The computer is unable to start up .................................................................................... 93
The computer screen is blank ............................................................................................ 94
Software is functioning abnormally .................................................................................... 94
The computer is on but not responding ............................................................................. 94
The computer is unusually warm ....................................................................................... 94
An external device is not working ...................................................................................... 95
The wireless network connection is not working ................................................................ 95
The optical disc tray does not open for removal of a CD or DVD ...................................... 95
The computer does not detect the optical drive ................................................................. 97
A disc does not play ........................................................................................................... 97
A movie is not visible on an external display ..................................................................... 97
The process of burning a disc does not begin, or it stops before completion .................... 98
Appendix C Electrostatic discharge .............................................................................................................. 99
Index ................................................................................................................................................................. 100
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