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

Page 57

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

Contents HP OmniBook Edition History Contents Tables FiguresHP OmniBook Sources of OmniBook Information IntroductionSource Address or NumberOmniBook 4100 Models Product InformationOmniBook Front View Features and OperationProduct Comparisons Power Management Power StatesOmniBook OmniBook 2100/3100 Processor Memory Video Operating SystemTurning the OmniBook On and Off Activating Power ModesChecking 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 KeySystem Resources System InterruptsSystem Memory 10. DMA Channels System Input/Output Addresses 100-3FF11. OmniBook 4100 Specifications SpecificationsProduct Information HP OmniBook 12. OmniBook 4100 Accessories OmniBook 4100-Only AccessoriesOmniBook 7100, 4100, 3100, 2100 Accessories Internal Design Replaceable Module DiagramDocking port 13. Functional StructurePage Removal Cross-Reference Removal and ReplacementRecommended Screw Torques Required EquipmentScrew Thread Size Torque kgfcm Torque inlbfRemoval Procedure Removing the Battery or Plug-In ModuleRemoving a RAM Board RAM Board Replacement Part NumbersDescription Part Number Exchange Part NumberHard 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 NotesReplacement Procedure Replacing Small PartsReplacing Small Parts User-Replaceable Removing the Keyboard Removing the KeyboardHint Removing the Display Removing the Display AssemblyDisplay Component Compatibility Removing the LCD ModuleRemoval 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 Latch12. Removing the Bios IC Removing the Bios ICRemoving Other Components Display Bezel Display Case Removal ProceduresRemoving Display Components Component Cable HolderComponent Display Latch 10. Removing Bottom Case Components Removing Top Case ComponentsComponent CPU Bottom Plate CPU Module MMO CPU Top Plate Fan Removal ProceduresIR PCA Lvds PCA Component Frame, Left Frame, Left or Right Heatsink PartsVGA PCA Component Speaker, Left Speaker, Right Speaker CoverTroubleshooting and Diagnostics Troubleshooting the Problem TroubleshootingVerifying the Repair Scope of Diagnostic Tools Suggestions for TroubleshootingTroubleshooting Suggestions SymptomStartup Call Center Suggestions Power/BatteryRepair Center Likely Causes Repair Center CommentsErratic display Touch pad Call Center Suggestions Pointing stickSerial/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 TestCode Suggestions System Tests OmniBook Diagnostic Error CodesHard Disk Tests Parallel Port Tests Post Terminal-Error Beep Codes Power-On Self-TestBeep Codes Post DescriptionPost Messages MessageDescription Message Description Allocation Error for deviceSycard PCCtest 450 CardBus Card Optional Uninstalling the DMI Package Installing the DMI PackageUsing the DMI Interface Desktop Management Interface DMIDMI Components Contents of the DMI PackageRunning the Bios Setup Utility Bios Setup UtilityBios Setup Menus and Parameters Main Menu DefaultPower Menu Default Security Menu DefaultExit Menu Boot Menu DefaultPage Replaceable Parts Exploded View User- Replaceable OmniBook Replaceable Parts41 PCA, DC-DC Display Components Motherboard Components Accessory Replaceable Parts Assembly-Component BreakdownPCA, VGA PCA, IR PCA, DC-DC Part Number ReferencePart Number Exchange Part Number F1460-69098 Reference Information Password Removal PolicyReference Information HP OmniBook Hewlett-Packard Display Quality StatementOmniBook 4100 LCD Guidelines TFT Page Page Part Number F1460-90020

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