Troubleshooting and Diagnostics | HP 4100 specification

3

Troubleshooting and Diagnostics

This chapter includes troubleshooting and diagnostic information for testing the functionality of the OmniBook and identifying faulty modules:

∙Troubleshooting information Troubleshooting the problem (page 3-2). Verifying the repair (page 3-3). Suggestions for troubleshooting (page 3-4).

∙Diagnostic tools

OmniBook hardware diagnostic program (page 3-12).

Power-on self-test (page 3-17).

Sycard PCCtest 450 PC Card (page 3-20).

®Desktop Management Interface (page 3-21). BIOS Setup utility (page 3-23).

HP OmniBook 4100

Troubleshooting and Diagnostics

3-1

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HP 4100 manual Troubleshooting and Diagnostics

Contents

HP OmniBook Edition History Contents Tables Figures HP OmniBook Address or Number IntroductionSources of OmniBook Information Source OmniBook 4100 Models Product Information OmniBook Front View Features and Operation Video Operating System Power Management Power StatesProduct Comparisons OmniBook OmniBook 2100/3100 Processor Memory Turning the OmniBook On and Off Activating Power Modes Keyboard Status Lights VGA PCA Checking the Status of the OmniBookMain Status Lights LED Strip Cable Hot Key Using Fn Hot KeysResetting the OmniBook Fn Hot Keys System Memory System ResourcesSystem Interrupts 10. DMA Channels System Input/Output Addresses 100-3FF 11. OmniBook 4100 Specifications Specifications Product Information HP OmniBook OmniBook 7100, 4100, 3100, 2100 Accessories 12. OmniBook 4100 AccessoriesOmniBook 4100-Only Accessories Internal Design Replaceable Module Diagram Docking port 13. Functional StructurePage Removal Cross-Reference Removal and Replacement Torque kgfcm Torque inlbf Required EquipmentRecommended Screw Torques Screw Thread Size Removal Procedure Removing the Battery or Plug-In Module Exchange Part Number RAM Board Replacement Part NumbersRemoving a RAM Board Description Part Number Description Part Number Exchange Part Number Hard Disk Drive Replacement Part NumbersRemoving the Hard Disk Drive Creating a Hibernate Partition Installing a Hard Drive in the Cover Reassembly Notes Replacing Small Parts User-Replaceable Replacement ProcedureReplacing Small Parts Removing the Keyboard Removing the Keyboard Hint Removing the Display Removing the Display Assembly Display Component Compatibility Removing the LCD Module Removal and Replacement HP OmniBook Removing the Display Reassembly Notes Removing the Top Case Removing the Top Case Reassembly Notes Removing the Motherboard or Bottom Case Removing the Motherboard Reassembly Notes Installing a New Serial Number Label 10. Installing Docking Doors and Module Latch 12. Removing the Bios IC Removing the Bios IC Component Cable Holder Display Bezel Display Case Removal ProceduresRemoving Other Components Removing Display Components Component Display Latch 10. Removing Bottom Case Components Removing Top Case Components Component CPU Bottom Plate CPU Module MMO CPU Top Plate Fan Removal Procedures IR PCA Lvds PCA Component Frame, Left Frame, Left or Right Heatsink Parts VGA PCA Component Speaker, Left Speaker, Right Speaker Cover Troubleshooting and Diagnostics Troubleshooting the Problem Troubleshooting Verifying the Repair Scope of Diagnostic Tools Suggestions for Troubleshooting Startup Troubleshooting SuggestionsSymptom Repair Center Comments Power/BatteryCall Center Suggestions Repair Center Likely Causes Erratic display Touch pad Call Center Suggestions Pointing stick Serial/Parallel Miscellaneous Symptom AC adapterAccessories Check module contacts. Push system-off button Creating a Diagnostic Floppy Disk Diagnostic ToolsOmniBook Diagnostic Program Enter Running the Diagnostic Test Code Suggestions System Tests OmniBook Diagnostic Error Codes Hard Disk Tests Parallel Port Tests Post Description Power-On Self-TestPost Terminal-Error Beep Codes Beep Codes Description Post MessagesMessage Message Description Allocation Error for device Sycard PCCtest 450 CardBus Card Optional Desktop Management Interface DMI Installing the DMI PackageUninstalling the DMI Package Using the DMI Interface DMI Components Contents of the DMI Package Main Menu Default Bios Setup UtilityRunning the Bios Setup Utility Bios Setup Menus and Parameters Power Menu Default Security Menu Default Exit Menu Boot Menu DefaultPage Replaceable Parts Exploded View User- Replaceable OmniBook Replaceable Parts 41 PCA, DC-DC Display Components Motherboard Components Accessory Replaceable Parts Assembly-Component Breakdown PCA, VGA PCA, IR PCA, DC-DC Part Number Reference Part Number Exchange Part Number F1460-69098 Reference Information Password Removal Policy Reference Information HP OmniBook Hewlett-Packard Display Quality Statement OmniBook 4100 LCD Guidelines TFT Page Page Part Number F1460-90020