HP 500 manual Troubleshooting and Diagnostics HP Omnibook

Page 70

Symptom

Call Center:

Repair Center:

Repair Center:

 

Suggestions

Likely Causes

Comments

Power/Battery

 

 

 

Short battery

Turn down the display

Battery.

Battery capacity often

operating time.

brightness.

Motherboard.

decreases after a year or

 

Check power management

 

more.

 

settings in BIOS Setup. Try

 

 

 

the default settings.

 

 

 

Restart the computer, press

 

 

 

F6 when the HP logo

 

 

 

appears, and follow the

 

 

 

instructions that appear

 

 

 

onscreen. This process

 

 

 

calibrates the main battery

 

 

 

and any secondary battery in

 

 

 

the expansion base’s left

 

 

 

module bay, and requires

 

 

 

four to five hours per battery.

 

 

 

You cannot use the computer

 

 

 

during this process.

 

 

 

Some applications can use

 

 

 

excess power. (Users can

 

 

 

get the Intel Power Monitor

 

 

 

from www.intel.com and

 

 

 

monitor CPU load.)

 

 

 

PCMCIA cards can affect

 

 

 

battery life. Some cards draw

 

 

 

power even while not in use.

 

 

 

Heavy modem use can affect

 

 

 

battery operating time.

 

 

Turns off

Battery may be extremely

Battery.

 

immediately after

low. Plug in the AC adapter,

 

 

turning on.

insert a charged battery (if

 

 

 

undocked), or plug in a

 

 

 

secondary battery (if

 

 

 

docked).

 

 

Does not run on

Check the battery and

Battery or contacts.

 

battery; empty

contacts. If one is available,

Motherboard.

 

battery indication.

try another battery.

 

 

Beeps repeatedly.

The computer beeps

Battery.

 

 

repeatedly when the battery

 

 

 

is low. Save your work

 

 

 

immediately, shut down

 

 

 

Windows, and insert a

 

 

 

charged battery or plug in the

 

 

 

AC adapter.

 

 

Computer stops

Disable device settings that

Backup battery.

 

while swapping

use extra power during

 

 

main battery in

Standby (for example, turn

 

 

Standby mode.

off Windows 2000 Wake On

 

 

 

LAN option).

 

 

 

Shut down or plug in AC

 

 

 

adapter before swapping.

 

 

 

Plug in AC adapter and allow

 

 

 

to stand overnight to

 

 

 

recharge backup battery.

 

 

 

Unplug any USB devices.

 

 

3-8

Troubleshooting and Diagnostics

HP Omnibook 500

Image 70
Contents HP Omnibook Edition History HP OmnibookContents Figures Tables Introduction Source Address or Number CommentsProduct Information Omnibook 500 Series ModelsProduct Comparisons Features Omnibook Front ViewOmnibook Back View Expansion Base Front View Expansion Base Back View Operation Activating Power ModesTurning the Computer On and Off Main Status Lights front of computer Battery StatusChecking the Status of the Computer Keyboard Status LightsFn Hot Keys Using Fn Hot KeysHot Key Effect Resetting the Omnibook Resetting the Computer Resetting an Expansion BaseDocking and Undocking the Computer Docking the ComputerUndocking the Computer Manually Undocking the ComputerConnecting a Floppy Disk Drive 10. Connecting a Floppy Disk DriveSpecifications Omnibook 500 Series SpecificationsKeyboard Wireless LANAudio System Computer Pointing DeviceEnvironmental Limits Security FeaturesMajor ICs Computer Omnibook 500 Series Accessories Accessory Description Omnibook Compat 500 6000 900B PC Cards11. Replaceable Component Diagram Internal DesignFunction Components Used Component Roles Bootup Functional StructureRemoval and Replacement Removal Cross-ReferenceDisassembly Flowchart Wireless models onlyRecommended Screw Torques Required EquipmentScrew Thread Size Torque cm-kgf Torque in-lbf Removing the Main Battery Removal ProcedureRemoving a Plug-In Module Releasing the ModuleRemoving the Hard Disk Drive Hard Disk Drive Replacement Part NumbersDescription Part Number Exchange Part Number Removing the Hard Disk Tray Reassembly Notes Creating a Utility Partition Removing the Power Button Panel Removing the Power Button Panel Reassembly NotesRemoving the Keyboard Removing the Keyboard ScrewsReassembly Notes Removing an Sdram Module Sdram Module Replacement Part NumbersRemoving a System Sdram Module 10. Removing an Sdram Expansion Module Reassembly Note Removing an Expansion Sdram ModuleRemoving a Mini-PCI Card certain models only 12. Routing the Mini-PCI Cables LAN/modem card shown Removing the Switchboard PCA Replacing Small Parts Replacing Small Parts User-ReplaceableRemoving the Display Assembly HP Authorized Service Providers Only14. Removing the Display Reassembly Notes Page Removing the Heatsink/Fan 16. Removing the Heatsink/Fan17. Separating the Heatsink and Fan Reassembly Note Removing the Top Case 18. Removing the Top Case Removing the Motherboard or Bottom Case 19. Removing the Motherboard Reassembly Notes Replacing the Motherboard 20. Removing Motherboard ComponentsReassembly Note Replacing the Bottom Case 21. Removing Bottom Case Components Installation Procedure 22. Replacing the Docking Doors 23. Example of Serial Number LabelRepairing the Bios IC 24. Boot-Block Jumper Removing Omnibook Components Removing Omnibook ComponentsPanel, audio/PCMCIA Component Removal Procedure Additional Steps Heatsink/fanReassembly Notes Mini-PCI models only. Route Panel, mini-PCIPage Troubleshooting and Diagnostics Troubleshooting Basic Troubleshooting StepsTroubleshooting the Problem Checking for Customer AbuseVerifying the Repair Suggestions for Troubleshooting Scope of Diagnostic ToolsTroubleshooting Suggestions StartupHP Omnibook Troubleshooting and Diagnostics Troubleshooting and Diagnostics HP Omnibook Display Use the Recovery CD to DVD Keyboard and pointing stickClick/scroll button Serial/ParallelLAN/Network Wireless Motherboard MiscellaneousTroubleshooting and Diagnostics HP Omnibook Plug-in Modules Troubleshooting and Diagnostics HP Omnibook DiagTools Diagnostic ToolsUpdating e-DiagTools Enter Running e-DiagToolsSerial and Parallel Loopback Connectors E-DiagTools Error Codes Interpreting the ResultsFloppy Disk Tests Smbus Tests 9088h Replace the expansion base Post Terminal-Error Beep Codes Power-On Self-TestBeep Codes Post Description Post Messages Message Description02F7 Fail-Safe Timer NMI Failed Pcmcia PC Card 16-bit test CardBus 32-bit test Sycard PCCtest CommandsSycard PCCtest 450/460 CardBus Card Optional Omnibook 500 PCI1410Uninstalling the DMI/WMI Package Installing the DMI PackageUsing DMI/WMI Desktop and Windows Management Interfaces DMI/WMIBios Setup Utility Running the Bios Setup UtilityBios Setup Menus and Parameters Main Menu DefaultSystem Devices Menu Default Security Menu DefaultBoot Menu Default Power APM Menu DefaultExit Menu Replaceable Parts Omnibook Exploded View Replaceable Parts Description Part Number Exchange User ReplReplaceable Parts HP Omnibook HP Omnibook Replaceable Parts Accessory Replaceable Parts Part Number Reference Part Exchange Description User Number Part Number ReplReplaceable Parts HP Omnibook HP Omnibook Replaceable Parts Clip, wireless cable Password Removal Policy Reference InformationHewlett-Packard Display Quality Statement Omnibook 500 LCD Guidelines 12.1-in TFT, XGA Mechanical ImperfectionsObsolete New Description Service Notes/Comments Part Number Obsolete Repair PartsObsolete Parts Page Part Number F3476-90024
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500 specifications

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