Contacting Customer Support ..........................................................................................................

291

11 POST Error Messages ..............................................................................................................................

292

POST Numeric Codes and Text Messages .....................................................................................

293

Interpreting POST Diagnostic Front Panel LEDs and Audible Codes ..............................................

301

12 Password Security and Resetting CMOS ...............................................................................................

305

Resetting the Password Jumper ......................................................................................................

306

Clearing and Resetting the CMOS ...................................................................................................

307

13 HP PC Hardware Diagnostics ..................................................................................................................

309

Why run HP PC Hardware Diagnostics – UEFI ................................................................................

309

How to access and run HP PC Hardware Diagnostics - UEFI .........................................................

309

Downloading HP PC Hardware Diagnostics to a USB device ..........................................................

310

14 Backup and Recovery ..............................................................................................................................

311

Restoring and recovering in Windows 7 ...........................................................................................

311

System Restore ...............................................................................................................

311

System Recovery .............................................................................................................

311

System Recovery when Windows is responding ............................................

312

System Recovery when Windows is not responding ......................................

313

System recovery using recovery media ..........................................................

313

Creating recovery media ................................................................

314

Using recovery media .....................................................................

315

Backup and recovery in Windows 8 .................................................................................................

316

Backing up your information ............................................................................................

316

Performing a system recovery .........................................................................................

317

Using the Windows recovery tools ..................................................................

317

Using f11 recovery tools ..................................................................................

318

Using Windows 8 operating system media (purchased separately) ...............

318

Appendix A Battery Replacement ................................................................................................................

319

Appendix B Removing and Replacing a Removable 3.5-inch SATA Hard Drive .....................................

322

Appendix C Unlocking the Smart Cover Lock ............................................................................................

327

Smart Cover FailSafe Key ................................................................................................................

327

Using the Smart Cover FailSafe Key to Remove the Smart Cover Lock .........................................

328

xi