Contents Product Information ......................................................................................................1-1 Technology Codes.........................................................................................................................1-2 Features .........................................................................................................................................1-3 Operation.......................................................................................................................................1-6 Turning the Notebook On and Off .........................................................................................1-6 Checking the Notebook’s Status ............................................................................................1-7 Using Fn Hot Keys .................................................................................................................1-8 Resetting the Notebook ..........................................................................................................1-9 Using the CD or DVD Player (selected models)..................................................................1-10 Specifications ..............................................................................................................................1-11 Hardware Specifications.......................................................................................................1-11 Internal Design ............................................................................................................................1-14 Removal and Replacement ............................................................................................2-1 Disassembly Flowchart..................................................................................................................2-2 Removing the Battery (User-Replaceable)....................................................................................2-4 Removing a Plug-In Module (User-Replaceable) .........................................................................2-5 Removing the Hard Disk Drive (User-Replaceable).....................................................................2-6 Recovering and Reinstalling Software ...................................................................................2-8 Removing the Keyboard Cover (User-Replaceable).....................................................................2-9 Removing the Keyboard (User-Replaceable)..............................................................................2-11 Removing an SDRAM Module (User-Replaceable)...................................................................2-13 Removing an Expansion SDRAM Module..........................................................................2-13 Removing the System SDRAM Module ..............................................................................2-14 Replacing Small Parts (User-Replaceable) .................................................................................2-15 Removing the Mini-PCI Card (HP Authorized Service Providers Only)....................................2-16 Removing the Display Assembly (HP Authorized Service Providers Only) ..............................2-18 Removing Display Assembly Components (HP Authorized Service Providers Only)...............2-20 Removing the Fan and Heatsink (HP Authorized Service Providers Only)................................2-22 Removing the CPU Module (HP Authorized Service Providers Only) ......................................2-25 Removing the Top Case (HP Authorized Service Providers Only) ............................................2-27 Removing the Hinge Saddles (HP Authorized Service Providers Only) ....................................2-30 Removing the Motherboard or Bottom Case (HP Authorized Service Providers Only).............2-32 Reinstalling the Motherboard...............................................................................................2-34 Replacing the Bottom Case ..................................................................................................2-35 Removing Notebook Components (HP Authorized Service Providers Only) ............................2-37 Troubleshooting and Diagnostics..................................................................................3-1 Troubleshooting ............................................................................................................................3-2 Checking for Customer Abuse ...............................................................................................3-3 Troubleshooting the Problem .................................................................................................3-4 Verifying the Repair...............................................................................................................3-4 Suggestions for Troubleshooting............................................................................................3-5 Diagnostic Tools .........................................................................................................................3-22 e-Diagtools Diagnostic Program ..........................................................................................3-22 Power-On Self-Test..............................................................................................................3-25 Sycard PCCtest 450/460 CardBus Card (Optional) .............................................................3-26 BIOS Configuration Utility ..................................................................................................3-27 HP Pavilion zt1100/xz100 Omnibook xt1000 iii