HP Book 900 manual Power Menu, OB 900B On OB 900† Off, Boot Menu Default, Exit Menu

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Internal Hard Disk Drive

If boot security is enabled, sets whether a password is stored

Disabled

Lock

on the hard disk. Secures data on the disk if the disk is moved

 

 

to another computer.

 

Removable Device Boot

Sets whether the floppy drive or other removable device is a

Enabled

 

boot device.

 

Power Menu

If ACPI is activated in Windows 98, ACPI settings override settings in this menu.

Power Management Mode

Disables time-outs, selects a combination of time-outs, or

 

allows customized time-outs.

Smart CPU Mode

Enables automatic CPU power savings. Absence of keyboard,

 

mouse, and hard disk activity could cause slower CPU

 

response. For an OmniBook 900†, this should normally be off

 

to avoid time sensitive operations—and this setting applies on

 

both battery and ac power.

Default

Max Power Savings

OB 900B: On

OB 900†: Off

Standby Time-out

Suspend Time-out

Hibernate Time-out

Sets the period of inactivity after which the computer goes from On to Standby power mode.

Sets the period of inactivity after which the computer goes from Standby to Suspend power mode. (Skips Standby mode if that time-out is disabled.)

Sets whether the computer goes from Suspend to Hibernate power mode after the indicated period of inactivity. (Skips Suspend mode if that time-out is disabled.)

2minutes

4minutes

4 hours

Hard Disk Time-out

Sets the period of hard disk inactivity after which the hard disk

2 minutes

 

stops spinning. Also affects a hard disk drive in the plug-in

 

 

module bay.

 

Time-out on AC

Sets whether power management time-outs occur while the ac

Disabled

 

adapter is connected.

 

Power Button Mode

Sets the action of the blue power button when pressed for less

Suspend

 

than 4 seconds.

 

Lid Switch Mode

Sets the action when the OmniBook lid closes.

Turn Off LCD

Resume on Serial Ring

Sets whether the system resumes from Suspend if a ring

Enabled

 

signal is received.

 

Resume on Time of Day

Sets whether the system resumes from Suspend at a defined

Disabled

 

time of day.

 

Resume Time

Sets the 24-hour time when the system resumes from

 

 

Suspend if enabled.

 

Auto Suspend on Undock

Sets whether the OmniBook suspends after undocking.

When Lid Closed

Auto Turn-on on Dock

Sets whether the OmniBook turns on after docking.

Enabled

 

 

 

Boot Menu

 

Default

Removable Device

Shows the order of boot devices. Move the entries to

1.

Removable Device

Hard Drive

change the order.

2.

Hard drive

CD-ROM/DVD Drive

 

3. CD-ROM/DVD drive

Exit Menu

Save Changes and Exit

Discard Changes and Exit

Saves Setup changes, exits, and reboots.

Discards Setup changes since last save, exits, and reboots. Does not affect Security and date/time changes.

Get Default Values

Restores default settings, stays in Setup. Does not affect

 

Security and date/time settings.

Load Previous Values

Discards Setup changes since last save, stays in Setup. Does

 

not affect Security and date/time changes.

Save Changes

Saves Setup changes, and stays in Setup. Security settings

 

are saved when changed.

Models called 900† in this manual have no marking in the serial number, whereas models called 900B have 900 B after the serial number.

3-26 Troubleshooting and Diagnostics

HP OmniBook 900

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Contents HP OmniBook Edition History Contents Figures TablesHP OmniBook Introduction Sources of OmniBook InformationSource Address or NumberOmniBook 900 Models Processor OmniBook Product ComparisonsMemory Display Features and Operation OmniBook Front ViewActivating Power Modes Turning the OmniBook On and OffMain Status Lights Motherboard Checking the Status of the OmniBookKeyboard Status Lights Motherboard Using Fn Hot Keys Resetting the OmniBookFn Hot Keys Hot KeySystem Interrupts System ResourcesSystem Memory System Input/Output Addresses 100-3FF 10. DMA ChannelsSpecifications 11. OmniBook 900 SpecificationsOnline Reference Guide 12. OmniBook 900 Accessories Docks Accessory Description OmniBook Compatibility900B 900† 4150 2100/7100 Replaceable Module Diagram Internal Design13. Functional Structure Docking portRemoval and Replacement Removal Cross-ReferenceRequired Equipment Recommended Screw TorquesScrew Thread Size M1.4 Torque kgfcm Torque lbfinRemoving the Battery Removal ProcedureReassembly Notes Installing a Battery PanelRAM Board Replacement Part Numbers Removing a RAM BoardPart Number Exchange Part NumberRemoving the Hard Disk Drive Hard Disk Drive Replacement Part NumbersExchange Information Removing the Hard Disk Drive Creating a Hibernate Partition Replacement Procedure Replacing Small PartsReplacing Small Parts User-Replaceable Cover, keyboard screw Door, hard disk FootRemoving the LCD Module Display Component CompatibilityRemoving the LCD Module Removing the Keyboard Removing the Keyboard Reassembly Notes Removing the CPU Module Removing the CPU Module Reassembly Notes Removing the Display Assembly Removing the Display Assembly Reassembly Notes Removing the Top Case 10. Removing the Top Case Reassembly Notes Removing the Motherboard or Bottom Case 11. Removing the Motherboard Reassembly Notes Installing a New Serial Number Label Removing the Bios IC 13. Example of Serial Number Label14. Removing the Bios IC Reassembly Notes Removing Other Components Cable, display power Case, display Hinge Latch, display LCD module Removal ProceduresRemoving Display Components Component Bezel, display Cable, display flexRemoving Top Case Components 10. Removing Bottom Case ComponentsSupport, hinge left Removal Procedures Component HeatsinkComponent Support, hinge right Removal Procedures Troubleshooting and Diagnostics Troubleshooting Troubleshooting the ProblemVerifying the Repair Suggestions for Troubleshooting Scope of Diagnostic ToolsSymptom Troubleshooting SuggestionsStartup Power/Battery Call Center SuggestionsRepair Center Likely Causes Repair Center CommentsWhite display Erratic display Symptom Keyboard Pointing stick Call Center SuggestionsSerial/Parallel AC adapter MiscellaneousAccessories OmniBook Diagnostic Program Diagnostic ToolsCreating a Diagnostic Floppy Disk Running the Diagnostic Test Serial number Audio deviceOmniBook Diagnostic Error Codes Code Suggestions System TestsHard Disk Tests Video Tests Acpi Tests Post Terminal-Error Beep Codes Power-On Self-TestPost Messages System battery is dead Replace and run Setup Message DescriptionEntering Setup Sycard PCCtest 450 CardBus Card Optional Lower slot PCT450 -b69 -0Installing the DMI Package Uninstalling the DMI PackageUsing the DMI Interface Desktop Management Interface DMIContents of the DMI Package Bios Setup Utility Running the Bios Setup UtilityBios Setup Menus and Parameters Main Menu DefaultSystem Devices Menu Default Security Menu DefaultPower Menu Boot Menu DefaultOB 900B On OB 900† Off Exit MenuReplaceable Parts Exploded View OmniBook Replaceable Parts IC, Bios Exchange User Part Number ReplExchange Part Number User Repl OmniBook 900B 900† Display Components Assembly-Component Breakdown Accessory Replaceable PartsReplaceable Parts HP OmniBook Part Number Exchange Part Number ReferenceDescription User OmniBook Repl 900B 900† Yes HP OmniBook Replaceable Parts Replaceable Parts HP OmniBook Part Number Exchange Description User OmniBook Repl B 900†Page Password Removal Policy Reference InformationHewlett-Packard Display Quality Statement Reference Information HP OmniBookOmniBook 900 LCD Guidelines TFT Type of ImperfectionElectrical Imperfections Mechanical ImperfectionsReference Information HP OmniBook Obsolete Parts Obsolete Repair PartsObsolete New Description Part Number Page Page Part Number F1770-90001