HP Guide to OmniBook Keyboard Repair and Diagnostic Services

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Removing the Keyboard

(HP Authorized Service Providers Only)

Required Equipment

Small Phillips screwdriver.

Plastic knife or small flat-blade screwdriver.

Removal Procedure

1.Unplug the AC adapter, if present, and remove the battery.

2.Use a plastic knife or small flat-blade screwdriver to gently pry up the right side of the keyboard cover. Remove the keyboard cover by pulling it to your right.

Caution

If you use a screwdriver to remove the keyboard cover, avoid scratching the plastic.

3. Use a Phillips screwdriver to remove the three screws.

Figure 2-5. Removing the Keyboard Cover and Screws

4.Lift up the edge of the keyboard that is closest to the display until it forms a 30° angle to the base, then gently pull it out toward the rear.

5.Disconnect the flex cable from the base by grasping both sides of the cable and gently pulling up.

HP OmniBook XE2

Removal and Replacement

2-9

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Contents Page Edition History Contents Tables FiguresHP OmniBook XE2 Sources of OmniBook Information IntroductionSource Address or NumberOmniBook XE2 OmniBook Front View Features and OperationOmniBook Bottom View OmniBook Status Lights Turning the OmniBook On and OffActivating Power Modes Status Lights LED PCA Checking the Status of the OmniBookResetting the OmniBook Using Fn Hot KeysFn Hot Keys Hot KeySystem Interrupts System ResourcesSystem Memory 00000 9FFFF A0000 Bffff C0000 Cffff D0000 DbfffDMA Channels System Input/Output Addresses 100-3FFOmniBook XE2 Specifications SpecificationsSoftware Security Features Environmental Limits Major ICs Internal Design Replaceable Module DiagramDocking port 10. Functional StructurePage Removal Cross-Reference Torque kgfcm Torque lbfin Recommended Screw TorquesScrew Thread Size Required Equipment Removing the BatteryRemoval Procedure Removing a RAM Board RAM Board Replacement Part NumbersDescription Product NumberReleasing the RAM Module Latches Reassembly Notes Removing the Hard Disk Drive Hard Disk Drive Replacement Part NumberPart Number Exchange Part NumberReplacing Small Parts Replacement ProcedureReplacing Small Parts User-Replaceable Part Feet RAM Module CoverRemoving the Fan HP Authorized Service Providers OnlyRemoving the Keyboard Cover and Screws Removing the KeyboardInstalling the Keyboard Reassembly Notes Removing the Display Assembly Reassembly Notes Removing the Display AssemblyRemoving the LCD Module Removing the LCD Module Reassembly Notes Removing the Top Case Removing the Top Case10. Detaching the Bottom Case Technology Code DD Removing the CPU and Motherboard11. Removing the CPU and Motherboard Storing the Serial Number Electronically Installing a New Serial Number Label Removing Display Components Removing Other ComponentsRemoving Top Case Components Removing Bottom Case ComponentsLED PCA Modem PCA Motherboard RAM Board Removal ProceduresHP OmniBook XE2 Troubleshooting and Diagnostics Troubleshooting the Problem TroubleshootingVerifying the Repair Scope of Diagnostic Tools Suggestions for TroubleshootingPower-On DMI/TopTools Self-Test If installed Bios SetupStartup Troubleshooting SuggestionsSymptom Call Center Suggestions Power/BatteryRepair Center Likely Causes Repair Center CommentsTouch pad Floppy drive Call Center SuggestionsSerial/Parallel Miscellaneous Accessories Creating a Diagnostic Floppy Disk Diagnostic ToolsOmniBook Diagnostic Program Enter Running the Diagnostic TestCode Suggestions System Tests OmniBook Diagnostic Error CodesHard Disk Tests SMBus Tests IR Tests FIR enabled, undocked Power-On Self-TestPost Messages Post Terminal-Error Beep CodesBeep Codes Post Description02B0 Diskette drive a error 02B1 Diskette drive B error Message Description Press F1 to resume, F2 to Setup, F3 for previousUninstalling the DMI Package Installing the DMI PackageUsing the DMI Interface Desktop Management Interface DMIContents of the DMI Package Bios Setup Menus and Parameters Bios Setup UtilityRunning the Bios Setup Utility Security Menu Power APM MenuExit Menu Boot MenuPage Exploded View Except Display Components Exploded View Display Components Exploded View Motherboard Components HP Exchange Part Number OmniBook XE Replaceable Parts HP Part NumberDescription Technology CodeLCD CVR, ADI 12 TFT LCD CVR, CPT 14 TFT DC/DD PCA, NO-MODEM Layer Accessory Replaceable Parts Order From Cover, Label ProtectQuanta Part Number Order From Quanta Description Part Number Order From Quanta Part Number Reference LCD BKT, CPT 14 TFT DC/DD/DE DOOR, RAM Quanta Part NumberLCD CVR, CPT 14 TFT LCD Bezel Password Removal Policy Imperfections Not Allowed Hewlett-Packard Display Quality StatementOmniBook XE LCD Guidelines TFT Type of Imperfection Mechanical Imperfections Details OmniBook XE Technology CodesPart Number P F1753-90004