HP 4100 manual Removal and Replacement HP OmniBook

Page 32

6.Remove the two screws holding the LCD brackets and hinges near the bottom corners of the display case. Remove the combined hinges and strip cover.

7.On the plastic cable holder, unsnap the cover.

8.If present, unplug the flex cable that wraps around the inverter PCA to the left of the cable holder.

9.Raise the inverter PCA out of the case and unplug the three cables. Remove the PCA.

10.Slide the LCD module and brackets toward the bottom of the case. When the slots in the brackets clear the tabs in the case, lift out the LCD module—the LED strip cable is still in the display case.

11.If the LED strip cable is held by the LCD bracket, lift the right tab of the LED strip where it fits into the display case. Lift the strip out of the case.

12.Remove the four screws holding the brackets to the LCD module.

13.Separate the LCD module and the shield:

You may have to remove one or more pieces of tape.

If the flex cable is still attached to the LCD module, unplug the cable.

2-12 Removal and Replacement

HP OmniBook 4100

Image 32
Contents HP OmniBook Edition History Contents Figures TablesHP OmniBook Introduction Sources of OmniBook InformationSource Address or NumberProduct Information OmniBook 4100 ModelsFeatures and Operation OmniBook Front ViewPower Management Power States Product ComparisonsOmniBook OmniBook 2100/3100 Processor Memory Video Operating SystemActivating Power Modes Turning the OmniBook On and OffKeyboard Status Lights VGA PCA Checking the Status of the OmniBookMain Status Lights LED Strip Cable Using Fn Hot Keys Resetting the OmniBookFn Hot Keys Hot KeySystem Memory System ResourcesSystem Interrupts System Input/Output Addresses 100-3FF 10. DMA ChannelsSpecifications 11. OmniBook 4100 SpecificationsProduct Information HP OmniBook OmniBook 7100, 4100, 3100, 2100 Accessories 12. OmniBook 4100 AccessoriesOmniBook 4100-Only Accessories Replaceable Module Diagram Internal Design13. Functional Structure Docking portPage Removal and Replacement Removal Cross-ReferenceRequired Equipment Recommended Screw TorquesScrew Thread Size Torque kgfcm Torque inlbfRemoving the Battery or Plug-In Module Removal ProcedureRAM Board Replacement Part Numbers Removing a RAM BoardDescription Part Number Exchange Part NumberDescription Part Number Exchange Part Number Hard Disk Drive Replacement Part NumbersRemoving the Hard Disk Drive Installing a Hard Drive in the Cover Reassembly Notes Creating a Hibernate PartitionReplacing Small Parts User-Replaceable Replacement ProcedureReplacing Small Parts Removing the Keyboard Removing the KeyboardHint Removing the Display Assembly Removing the DisplayRemoving the LCD Module Display Component CompatibilityRemoval 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 10. Installing Docking Doors and Module Latch Installing a New Serial Number LabelRemoving the Bios IC 12. Removing the Bios ICDisplay Bezel Display Case Removal Procedures Removing Other ComponentsRemoving Display Components Component Cable HolderComponent Display Latch Removing Top Case Components 10. Removing Bottom Case ComponentsFan Removal Procedures Component CPU Bottom Plate CPU Module MMO CPU Top PlateComponent Frame, Left Frame, Left or Right Heatsink Parts IR PCA Lvds PCAComponent Speaker, Left Speaker, Right Speaker Cover VGA PCATroubleshooting and Diagnostics Troubleshooting Troubleshooting the ProblemVerifying the Repair Suggestions for Troubleshooting Scope of Diagnostic ToolsStartup Troubleshooting SuggestionsSymptom Power/Battery Call Center SuggestionsRepair Center Likely Causes Repair Center CommentsErratic display Pointing stick Touch pad Call Center SuggestionsSerial/Parallel Miscellaneous Symptom AC adapterAccessories Check module contacts. Push system-off button Creating a Diagnostic Floppy Disk Diagnostic ToolsOmniBook Diagnostic Program Running the Diagnostic Test EnterOmniBook Diagnostic Error Codes Code Suggestions System TestsHard Disk Tests Parallel Port Tests Power-On Self-Test Post Terminal-Error Beep CodesBeep Codes Post DescriptionDescription Post MessagesMessage Allocation Error for device Message DescriptionSycard PCCtest 450 CardBus Card Optional Installing the DMI Package Uninstalling the DMI PackageUsing the DMI Interface Desktop Management Interface DMIContents of the DMI Package DMI ComponentsBios Setup Utility Running the Bios Setup UtilityBios Setup Menus and Parameters Main Menu DefaultSecurity Menu Default Power Menu DefaultBoot Menu Default Exit MenuPage Replaceable Parts Exploded View OmniBook Replaceable Parts User- Replaceable41 PCA, DC-DC Display Components Motherboard Components Assembly-Component Breakdown Accessory Replaceable PartsPart Number Reference PCA, VGA PCA, IR PCA, DC-DCPart Number Exchange Part Number F1460-69098 Password Removal Policy Reference InformationHewlett-Packard Display Quality Statement Reference Information HP OmniBookOmniBook 4100 LCD Guidelines TFT Page Page Part Number F1460-90020
Related manuals
Manual 306 pages 15.53 Kb