Acer X3950, X5950 manual Cmos, Miscellaneous

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CMOS

Message Displayed	Description

CMOS Date/Time Not	The CMOS Date and/or Time are invalid. This error can be resolved by readjusting
Set	the system time in AMIBIOS Setup.

CMOS Battery Low	CMOS Battery is low. This message usually indicates that the CMOS battery needs
	to be replaced. It could also appear when the user intentionally discharges the
	CMOS battery.

CMOS Settings	CMOS settings are invalid. This error can be resolved by using AMIBIOS Setup.
Wrong

CMOS Checksum	CMOS contents failed the Checksum check. Indicates that the CMOS data has
Bad	been changed by a program other than the BIOS or that the CMOS is not retaining
	its data due to malfunction. This error can typically be resolved by using AMIBIOS
	Setup.

Miscellaneous

Message Displayed	Description

KBC BAT Test failed	Keyboard controller BAT test failed. This may indicate a problem with keyboard
	controller initialization.

Keyboard Error	Keyboard is not present or the hardware is not responding when the keyboard
	controller is initialized.

PS2 Keyboard not	PS2 Keyboard support is enabled in the BIOS setup but the device is not detected.
found

PS2 Mouse not found	PS2 Mouse support is enabled in the BIOS setup but the device is not detected.

Keyboard/Interface	Keyboard Controller failure. This may indicate a problem with system hardware.
Error

Unlock Keyboard	PS2 keyboard is locked. User needs to unlock the keyboard to continue the BIOS
	POST.

System Halted	The system has been halted. A reset or power cycle is required to reboot the
	machine. This message appears after a fatal error has been detected.

<INS> Pressed	Indicates that <INS> key is pressed during the BIOS POST. The POST will load and
	use default CMOS settings.

Password check	The password entered does not match the password set in the setup. This condition
failed	may occur for both Supervisor and User password verification.

Unknown BIOS error.	This message is displayed when ADM module is not present in the AMIBIOS8
Error code = 004Ah	ROM.

Unknown BIOS error.	This message is displayed when language module is not present in the AMIBIOS8
Error code = 004Bh	ROM.

Floppy Controller	Error in initializing legacy Floppy Controller.
Failure

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Chapter 4

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Contents Acer Aspire X3950/X5950 Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents System Block Diagram and Board Layout Features ChapterPower supply Dimension and weightPorts Operating system and softwareSystem Components Front PanelX3950 Icon ComponentX5950 Rear Panel Internal Components System LED Indicators LED indicator Color LED status DescriptionChapter Cmos Setup Utility System UtilitiesEntering Cmos setup Navigating Through the Setup UtilitySetup Utility Menus Product Information Parameter DescriptionStandard Cmos Features Parameter Description OptionAdvanced Bios Features LANAdvanced Chipset Features EistIntegrated Peripherals AhciPower Management Setup PC Health Status VbatFrequency/Voltage Control Bios Security Features Setting a system passwordRemoving a system password Load Default Settings Save & Exit Setup Exit Without Saving System Disassembly Disassembly RequirementsPre-disassembly Procedure Main Unit Disassembly X3950 modelX5950 model Removing the Side Panel Removing the Front Bezel Page Removing the Heatsink Fan Assembly Page Removing the Processor Page Removing the Optical Drive Remove the two screws C that secure the optical drive Slide the optical drive out of the bracket Removing the Hard Disk Drive Removing the Power Supply Lift the power supply module off the unit X3950 Removing the Memory Modules Removing an Expansion Card To remove a network cardTo remove a VGA card To remove a TV tuner card Removing the Front I/O and Card Reader Boards Pull the board out of the bracket Chapter Pull the I/O board out of the bracket Removing the Mainboard Lift the board off the housing Removing the Top Bezel Chapter System Troubleshooting Hardware Diagnostic ProcedureSystem Check Procedures Power System CheckSystem External Inspection System Internal InspectionViewing Bios checkpoints Bootblock Initialization Code CheckpointsCheckpoints Checkpoint DescriptionBootblock Recovery Code Checkpoints Post Code Checkpoints Module DIM Code Checkpoints Acpi Runtime CheckpointsError Messages BootMemory Message Displayed DescriptionStorage Device Virus Related System Configuration EpromCmos MiscellaneousUSB eModule Error Messages Smbios eModule Error MessagesCPU eModule Error Messages MPS Table Multi-processor eModule Error MessagesBeep Symptom Cause and Description Beep CodesIndex of Symptom-to-FRU Error Message Diskette Drive-Related Symptoms Symptom / Error Action/FRU Hard Disk Drive-Related Symptoms Symptom / Error Action/FRU CD/DVD-ROM Drive-Related Symptoms Symptom / Error Action/FRUReal-Time Clock-Related Symptoms Symptom / Error Action/FRU Audio-Related Symptoms Symptom / Error Action/FRUModem-Related Symptoms Symptom / Error Action/FRU Some or all keys on keyboard do not work  Keyboard Bios Recovery Select Save & Exit Setup, then press Enter Undetermined Problems System Block Diagram and Board Layout System Block DiagramMainboard Layout Code DescriptionPWR1 Chapter FRU Field Replaceable Unit List Exploded Diagram X3950 modelX5950 model X3950 FRU List System model PV.SE602.004 AX3950 AAP AJC PV.SE602.004CPU/PROCESSOR System model PT.SE602.003 AX3950 AAP ACS PT.SE602.003 Speaker Speaker Chiamaw 9M-20A200-000 Acer Logo LF System model PT.SE602.004 AX3950 AAP ACS PT.SE602.004 Front Bezel W/LED Switch Cable for TBD CPU/PROCESSOR System model PT.SE602.005 AX3950 AAP ACS PT.SE602.005 KH.01K01.007 X5950 FRU List System model 91.3CY01.002G Aagassi PVT/MVB SKU AX5950Front Bezel for Speaker Speaker USB Neosonica NEW Silver Color AC-MT-113 Specification Appendix aSystem Bios VGA Interface BD Combo Module Specification Keyboard and Input DevicesBdmv Aacs Super Multi Specification PcavDVD-R 2x / 4x CLV, 2.4x~6x Appendix a 100