Contents 1. Product Information ......................................................................................................1-1 Features and Operation................................................................................................................. 1-3 Turning the OmniBook On and Off....................................................................................... 1-4 Checking the Status of the OmniBook................................................................................... 1-5 Using Fn Hot Keys.................................................................................................................
1-6 Resetting the OmniBook........................................................................................................ 1-6 System Resources .................................................................................................................. 1-7 Specifications................................................................................................................................ 1-9 Internal Design............................................................................................................................
1-14 Removal and Replacement ............................................................................................2-1 Removing the Battery or Plug-In Module (User-Replaceable)..................................................... 2-3 Removing a RAM Board (User-Replaceable)............................................................................. 2-4 Removing the Hard Disk Drive (User-Replaceable) .................................................................... 2-5 Replacing Small Parts (User-Replaceable)...................................................................................
2-8 Removing the Keyboard (HP Authorized Service Providers Only) ............................................. 2-9 Removing the Display Assembly (HP Authorized Service Providers Only).............................. 2-11 Removing the LCD Module (HP Authorized Service Providers Only)...................................... 2-13 Removing the Top Case (HP Authorized Service Providers Only)............................................ 2-16 Removing the CPU Module (HP Authorized Service Providers Only)...................................... 2-19 Removing the Motherboard or Bottom Case (HP Authorized Service Providers Only)............
2-24 Removing or Repairing the BIOS IC (HP Authorized Service Providers Only)........................ 2-29 Removing Other Components (HP Authorized Service Providers Only)................................... 2-31 Troubleshooting and Diagnostics..................................................................................3-1 Troubleshooting............................................................................................................................ 3-2 Troubleshooting the Problem.................................................................................................
3-2 Verifying the Repair .............................................................................................................. 3-3 Suggestions for Troubleshooting........................................................................................... 3-4 Diagnostic Tools......................................................................................................................... 3-13 OmniBook Diagnostic Program........................................................................................... 3-13 Power-On Self-Test .............................................................................................................
3-20 Sycard PCCtest 450 CardBus Card (Optional).................................................................... 3-23 Desktop Management Interface (DMI)................................................................................ 3-24 BIOS Setup Utility...............................................................................................................
3-26 Replaceable Parts ...........................................................................................................4-1 Reference Information...................................................................................................5-1 Password Removal Policy ............................................................................................................ 5-1 Hewlett-Packard Display Quality Statement ................................................................................ 5-2 Service Notes and Obsolete Parts................................................................................................. 5-6 HP OmniBook 4100/4150 iii