Check module contacts. Push system-off button | HP 4100 specification

Symptom

General plug-in module problems

Call Center:

Suggestions

Check module contacts. Push system-off button.

Repair Center: Likely Causes

Plug-in module or contacts.

Motherboard.

Repair Center:

Comments

Plug-in modules are not repairable—they must be exchanged.

HP OmniBook 4100

Troubleshooting and Diagnostics 3-11

Image 57

HP 4100 manual Check module contacts. Push system-off button

Contents

HP OmniBook Edition History Contents Tables Figures HP OmniBook Sources of OmniBook Information IntroductionSource Address or Number OmniBook 4100 Models Product Information OmniBook Front View Features and Operation Product Comparisons Power Management Power StatesOmniBook OmniBook 2100/3100 Processor Memory Video Operating System Turning the OmniBook On and Off Activating Power Modes Checking the Status of the OmniBook Main Status Lights LED Strip CableKeyboard Status Lights VGA PCA Resetting the OmniBook Using Fn Hot KeysFn Hot Keys Hot Key System Resources System InterruptsSystem Memory 10. DMA Channels System Input/Output Addresses 100-3FF 11. OmniBook 4100 Specifications Specifications Product Information HP OmniBook 12. OmniBook 4100 Accessories OmniBook 4100-Only AccessoriesOmniBook 7100, 4100, 3100, 2100 Accessories Internal Design Replaceable Module Diagram Docking port 13. Functional StructurePage Removal Cross-Reference Removal and Replacement Recommended Screw Torques Required EquipmentScrew Thread Size Torque kgfcm Torque inlbf Removal Procedure Removing the Battery or Plug-In Module Removing a RAM Board RAM Board Replacement Part NumbersDescription Part Number Exchange Part Number Hard Disk Drive Replacement Part Numbers Removing the Hard Disk DriveDescription Part Number Exchange Part Number Creating a Hibernate Partition Installing a Hard Drive in the Cover Reassembly Notes Replacement Procedure Replacing Small PartsReplacing Small Parts User-Replaceable 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 Removing Other Components Display Bezel Display Case Removal ProceduresRemoving Display Components Component Cable Holder 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 Troubleshooting Suggestions SymptomStartup Call Center Suggestions Power/BatteryRepair Center Likely Causes Repair Center Comments Erratic display Touch pad Call Center Suggestions Pointing stick Serial/Parallel Symptom AC adapter AccessoriesMiscellaneous Check module contacts. Push system-off button Diagnostic Tools OmniBook Diagnostic ProgramCreating a Diagnostic Floppy Disk Enter Running the Diagnostic Test Code Suggestions System Tests OmniBook Diagnostic Error Codes Hard Disk Tests Parallel Port Tests Post Terminal-Error Beep Codes Power-On Self-TestBeep Codes Post Description Post Messages MessageDescription Message Description Allocation Error for device Sycard PCCtest 450 CardBus Card Optional Uninstalling the DMI Package Installing the DMI PackageUsing the DMI Interface Desktop Management Interface DMI DMI Components Contents of the DMI Package Running the Bios Setup Utility Bios Setup UtilityBios Setup Menus and Parameters Main Menu Default 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