HP ZT1100 Functional Structure, Function Bootup Processor Memory Components Used, Component Roles

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Table 1-6. Functional Structure

Function

Bootup

Processor

Memory

Components Used

CPU module Motherboard Hard disk drive CD/DVD drive module

CPU module

Motherboard

SDRAM module

Component Roles

Main processor.

Primary system circuitry.

First source of disk-based startup code.

Second source of disk-based startup code.

Main processor, numeric data processor, L1 and L2 cache. Primary system circuitry.

Video RAM (shared).

Changeable RAM (2 slots).

Power

Display

Hard disk

Keyboard

Touch pad

Audio

Status

Parallel

USB

PCMCIA

Infrared

Wireless

Docking

PC card

Battery

Motherboard

Keyboard cover switch PCA AC adapter

Motherboard

Display assembly

Motherboard

Hard disk drive

Motherboard Keyboard Keyboard cover CD player PCA

Motherboard

Top case

Motherboard

Display assembly

USB PCA

Volume control PCA Speakers

Motherboard Top case Keyboard cover switch PCA CD player PCA

Motherboard

Motherboard

USB PCA

Motherboard PCMCIA sockets

Motherboard

CD player PCA

Display assembly Motherboard Mini-PCI PCA Bluetooth PCA USB PCA

Motherboard

Motherboard

Power storage.

Power control circuitry, AC adapter socket, lid switch, reset switch, power supply.

Power button.

AC-to-DC converter.

Video controller, display drivers, LVDS processing, display/graphics controller.

Display output, backlight, power converter for backlight.

Hard disk controller.

Hard disk mechanism.

Keyboard controller, keyboard BIOS.

Key switches.

One-Touch buttons.

CD player buttons.

Keyboard BIOS.

Touch/scroll pad sensors, click buttons.

Audio controller, audio decoder, speaker amplifier, external microphone jack.

Microphone. Headphone jack. Volume control. Sound output.

LED circuitry, keyboard controller.

Status LEDs.

Status LEDs.

CD/DVD status display.

I/O controller, parallel connector.

Bus controller, USB connectors.

USB connectors.

PCMCIA controller.

PCMCIA connectors.

I/O controller.

Infrared transmitter/receiver.

Antennas, on-off button, indicator light.

I/O controller.

Radio PCA circuitry.

Radio PCA circuitry.

On-off button, indicator light.

Docking logic, docking connector.

PC card controller, PC card connector.

HP Pavilion zt1100/xz100 Omnibook xt1000

Product Information 1-15

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Contents HP Pavilion zt1100/xz100 Omnibook xt1000 Edition History Contents Figures Tables Introduction SourceAddress or Number Comments Pavilion zt1100/xz100 and Omnibook xt1000 Series Models Product InformationTechnology Codes Technology code Product nameDetails Front View FeaturesBack View Bottom View Activating Power Modes OperationTurning the Notebook On and Off Main Status Lights Checking the Notebook’s StatusFn Hot Keys Using Fn Hot KeysHot Key EffectResetting the Notebook Resetting the NotebookMultimedia Buttons and Status Panel Using the CD or DVD Player selected modelsSpecifications Hardware SpecificationsAudio System Dimensions Product Information HP Pavilion zt1100/xz100 Omnibook xt1000 Accessory New Accessories Tested Cross-Platform AccessoriesDescription Internal Design Replaceable Module DiagramInfrared Wireless Docking PC card Function Bootup Processor Memory Components UsedFunctional Structure Component RolesPage Removal Cross-Reference Removal and ReplacementDisassembly Flow Disassembly FlowchartRecommended Screw Torques Required EquipmentScrew Thread Size Torque cm-kgf Torque in-lbfRemoval Procedure Removing the BatteryReleasing the Plug-in Module Removing a Plug-In ModuleRemoving the Hard Disk Drive Removing the Hard Disk DriveRemoving the Hard Disk Tray Reassembly Notes To recover the factory software installation Recovering and Reinstalling SoftwareRemoving the Keyboard Cover Retaining Screws Removing the Keyboard CoverRemoving the Keyboard Cover Reassembly Notes Loosening the Keyboard Retaining Screws Removing the KeyboardDisconnecting the Keyboard Reassembly Notes Removing an Expansion Sdram Module Removing an Sdram ModuleRemoving the System Sdram Module 11. Installing an Expansion Sdram ModuleReplacing Small Parts Replacement ProcedureReplacing Small Parts User-Replaceable Part Cover, mini-PCI Cover, expansionRemoving the Mini-PCI Card HP Authorized Service Providers Only13. Removing the Mini-PCI Card Reassembly Notes 14. Removing the Display Removing the Display Assembly15. Removing the Display Reassembly Notes Removing Display Assembly Components 16. Removing Display Assembly Components Reassembly Notes Removing the Fan and Heatsink 17. Removing the Fan and Heatsink 18. Installing a New Thermal Pad Removing the CPU Module 19. Removing the CPU Module Reassembly Notes Removing the Top Case 20. Removing the Top Case Retaining Screws 21. Removing the Top Case Reassembly Notes Removing the Hinge Saddles 22. Removing the Hinge Saddles Reassembly Notes Removing the Motherboard or Bottom Case When Installing a New Motherboard23. Removing the Motherboard Reassembly Procedure Reinstalling the Motherboard Replacing the Bottom Case Installation Procedure26. Example of Serial Number Label Installing a New Serial Number LabelRemoving Notebook Components Removing Notebook ComponentsAdditional Steps PCA, USB Additional Steps Page Troubleshooting and Diagnostics Basic Troubleshooting Steps TroubleshootingChecking for Customer Abuse Page Suggestions for Troubleshooting Scope of Diagnostic ToolsTroubleshooting Suggestions Power/Battery Call Center SuggestionsRepair Center Likely Causes Battery does not charge AC adapter does not power notebook Repair Center Likely Causes Repair Center Comments Standby/resumeDark display, no light White display Erratic display Back up drive immediately Was notebook or drive dropped? Files are corrupted Keyboard Call Center Suggestions General problems Click button does not work Modem Mini-PCI card. Motherboard Printing One-Touch button problemsUse Windows Search to locate computer on network Wireless Video file playback Symptom PC cardPage Clock loses time Diagnostic Tools Diagtools Diagnostic ProgramUpdating e-Diagtools Running e-Diagtools Parallel Loopback Connector Interpreting the Results Insyde MobilePRO Bios Post Beep Codes and Messages Power-On Self-TestBeep Code MessageSycard PCCtest 450/460 CardBus Card Optional Sycard PCCtest CommandsZt1100/xz100/xt1000 technology code IB Slot Pcmcia PC Card 16-bit test CardBus 32-bit testBios Configuration Utility Running the Bios configuration utilityBios Configuration Menus and Parameters Updating the Notebook’s Bios Security MenuExit Menu Replaceable Parts Exploded View Part Number Replaceable Parts for the Pavilion zt1100/xz100 SeriesExchange Part Number User ReplReplaceable Parts HP Pavilion zt1100/xz100 Omnibook xt1000 Replaceable Parts for the Omnibook xt1000 Series Replaceable Parts HP Pavilion zt1100/xz100 Omnibook xt1000 Description Part Number Exchange User Repl Page Reference Information Password Removal PolicyHewlett-Packard Display Quality Statement Type of Imperfection Electrical Imperfections TFT LCD Guidelines 14.1/15.0-in XGAImperfections Not Allowed Mechanical ImperfectionsPage Page QJOLVK3ULQWHGLQ7DLZDQ