HP Book 900 manual Message Description, System battery is dead Replace and run Setup

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Message

Description

0211 Keyboard error

Keyboard not working.

0212 Keyboard Controller Failed

Keyboard controller failed test. May require replacing keyboard controller.

0213 Keyboard locked - Unlock key switch

Unlock the system to proceed.

0220 Monitor type does not match CMOS - Run SETUP

Monitor type not correctly identified in Setup

0230 Shadow Ram Failed at offset: nnnn

Shadow RAM failed at offset nnnn of the 64k block at which the error was detected.

0231 System RAM Failed at offset: nnnn

System RAM failed at offset nnnn of in the 64k block at which the error was detected.

0232 Extended RAM Failed at offset: nnnn

Extended memory not working or not configured properly at offset nnnn.

0250 System battery is dead - Replace and run SETUP

The CMOS clock battery indicator shows the battery is dead. Connect the ac adapter for at least 24 hours, replace the motherboard.

0251 System CMOS checksum bad - Default configuration used

System CMOS has been corrupted or modified incorrectly, perhaps by an application program that changes data stored in CMOS. The BIOS installed Default Setup Values. If you do not want these values, enter Setup and enter your own values. If the error persists, check the system battery. Connect the ac adapter for at least 24 hours, replace the motherboard.

0260 System timer error

The timer test failed. Requires repair of system board.

0270 Real time clock error

Real-time clock fails BIOS test. May require board repair.

0280 Previous boot incomplete - Default configuration used

Previous POST did not complete successfully. POST loads default values and offers to run Setup. If the failure was caused by incorrect values and they are not corrected, the next boot will likely fail. This error is cleared the next time the system is booted.

0281 Memory Size found by POST differed from CMOS

Memory size found by POST differed from CMOS.

02B0 Diskette drive A error

02B1 Diskette drive B error

Drive A: or B: is present but fails the BIOS POST diskette tests. Check to see that the drive is defined with the proper diskette type in Setup and that the diskette drive is attached correctly.

02B2 Incorrect Drive A type - run SETUP

Type of floppy drive A: not correctly identified in Setup.

02B3 Incorrect Drive B type - run SETUP

Type of floppy drive B: not correctly identified in Setup.

02D0 System cache error - Cache disabled

RAM cache failed and BIOS disabled the cache. On older boards, check the cache jumpers. You may have to replace the cache. See your dealer. A disabled cache slows system performance considerably.

02F0: CPU ID:

CPU socket number for Multi-Processor error.

02F4: EISA CMOS not writeable

ServerBIOS2 test error: Cannot write to EISA CMOS.

02F5: DMA Test Failed

ServerBIOS2 test error: Cannot write to extended DMA (Direct Memory Access) registers.

02F6: Software NMI Failed

ServerBIOS2 test error: Cannot generate software NMI (Non-Maskable Interrupt).

02F7: Fail-Safe Timer NMI Failed

ServerBIOS2 test error: Fail-Safe Timer takes too long.

device Address Conflict

Address conflict for specified device.

Allocation Error for: device

Run ISA or EISA Configuration Utility to resolve resource conflict for the specified device.

CD ROM Drive

CD ROM Drive identified.

HP OmniBook 900

Troubleshooting and Diagnostics 3-19

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Contents HP OmniBook Edition History Contents Tables FiguresHP OmniBook Sources of OmniBook Information IntroductionSource Address or NumberOmniBook 900 Models Product Comparisons Processor OmniBookMemory Display OmniBook Front View Features and OperationTurning the OmniBook On and Off Activating Power ModesChecking the Status of the OmniBook Main Status Lights MotherboardKeyboard Status Lights Motherboard Resetting the OmniBook Using Fn Hot KeysFn Hot Keys Hot KeySystem Resources System InterruptsSystem Memory 10. DMA Channels System Input/Output Addresses 100-3FF11. OmniBook 900 Specifications SpecificationsOnline Reference Guide 12. OmniBook 900 Accessories Accessory Description OmniBook Compatibility Docks900B 900† 4150 2100/7100 Internal Design Replaceable Module DiagramDocking port 13. Functional StructureRemoval Cross-Reference Removal and ReplacementRecommended Screw Torques Required EquipmentScrew Thread Size M1.4 Torque kgfcm Torque lbfinRemoval Procedure Removing the BatteryInstalling a Battery Panel Reassembly NotesRemoving a RAM Board RAM Board Replacement Part NumbersPart Number Exchange Part NumberHard Disk Drive Replacement Part Numbers Removing the Hard Disk DriveExchange Information Removing the Hard Disk Drive Creating a Hibernate Partition Replacing Small Parts Replacement ProcedureReplacing Small Parts User-Replaceable Cover, keyboard screw Door, hard disk FootDisplay Component Compatibility Removing the LCD ModuleRemoving 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 13. Example of Serial Number Label Removing the Bios IC14. Removing the Bios IC Reassembly Notes Removing Other Components Hinge Latch, display LCD module Removal Procedures Cable, display power Case, displayRemoving Display Components Component Bezel, display Cable, display flex10. Removing Bottom Case Components Removing Top Case ComponentsComponent Heatsink Support, hinge left Removal ProceduresComponent Support, hinge right Removal Procedures Troubleshooting and Diagnostics Troubleshooting the Problem TroubleshootingVerifying the Repair Scope of Diagnostic Tools Suggestions for TroubleshootingTroubleshooting Suggestions SymptomStartup Call Center Suggestions Power/BatteryRepair Center Likely Causes Repair Center CommentsWhite display Erratic display Pointing stick Call Center Suggestions Symptom KeyboardSerial/Parallel Miscellaneous AC adapterAccessories Diagnostic Tools OmniBook Diagnostic ProgramCreating a Diagnostic Floppy Disk Serial number Audio device Running the Diagnostic TestCode Suggestions System Tests OmniBook Diagnostic Error CodesHard Disk Tests Video Tests Acpi Tests Power-On Self-Test Post Terminal-Error Beep CodesPost Messages Message Description System battery is dead Replace and run SetupEntering Setup Lower slot PCT450 -b69 -0 Sycard PCCtest 450 CardBus Card OptionalUninstalling the DMI Package Installing the DMI PackageUsing the DMI Interface Desktop Management Interface DMIContents of the DMI Package Running the Bios Setup Utility Bios Setup UtilityBios Setup Menus and Parameters Main Menu DefaultSecurity Menu Default System Devices Menu DefaultBoot Menu Default Power MenuOB 900B On OB 900† Off Exit MenuReplaceable Parts Exploded View OmniBook Replaceable Parts Exchange User Part Number Repl IC, BiosExchange Part Number User Repl OmniBook 900B 900† Display Components Accessory Replaceable Parts Assembly-Component BreakdownReplaceable Parts HP OmniBook Part Number Reference Part Number ExchangeDescription User OmniBook Repl 900B 900† Yes HP OmniBook Replaceable Parts Replaceable Parts HP OmniBook Repl B 900† Part Number Exchange Description User OmniBookPage Reference Information Password Removal PolicyReference Information HP OmniBook Hewlett-Packard Display Quality StatementType of Imperfection OmniBook 900 LCD Guidelines TFTElectrical Imperfections Mechanical ImperfectionsReference Information HP OmniBook Obsolete Repair Parts Obsolete PartsObsolete New Description Part Number Page Page Part Number F1770-90001