Compaq iPAQ Internet Device Manual De Usuario

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Appendix A  Error Messages and Codes
    Compaq Personal Computers
Changed - January 2000
A-2
A.4 
POWER-ON SELF TEST (POST) MESSAGES
Table A–3.   
Power-On Self Test (POST) Messages
Table A-3.
Power-On Self Test (POST) Messages
Error Message
Probable Cause
Bad PnP Serial ID Checksum
Serial ID checksum of PnP card was invalid.
Address Lines Short!
Error in address decoding circuitry on system board.
Cache Memory Failure, Do Not Enable
Cache!
Defective cache memory, CPU has failed.
CMOS Battery Failed
Low RTC/CMOS battery
CMOS Checksum Invalid
Previous and current checksum value mismatch.
CMOS System Options Not Set
Corrupt or non-existant CMOS values.
CMOS Display Type Mismatch
Graphics/video type in CMOS does not match type detected by
BIOS.
CMOS Memory Size Mismatch
Memory amount detected does not match value stored in CMOS.
CMOS Time and Date Not Set
Time and date are invalid.
Diskette Boot Failure
Boot disk in drive A: is corrupt.
DMA Bus Timeout
Bus driven by device for more  than 7.8 us
DMA Controller Error
Error in one or both DMA controllers.
Drive Not Ready Error
BIOS cannot access the  diskette drive.
Diskette Drive Controller Failure
BIOS cannot communicate with diskette drive controller.
Diskette Drive Controller Resource
Conflict
Diskette drive controller has requested a resource already in use.
Diskette Drive A: Failure
BIOS cannot access drive A:.
Diskette Drive B: Failure
BIOS cannot access drive B:
Gate A20 Failure
Gate A20 of keyboard controller not working.
Invalid Boot Diskette
BIOS can read but cannot boot system from drive A:.
Keyboard Controller Error
Keyboard controller failure.
Keyboard is Locked…Please Unlock It
Locked keyboard.
Keyboard Stuck Key Detected
Key pressed down.
Master DMA Controller Error
Error exists in master DMA controller.
Master Interrupt Controller Error
Master interrupt controller failure.
Memory Size Decreased
Amount of memory detected is less than stated value in CMOS.
NVRAM Checksum Error, NVRAM
Cleared
ESCD data was re-initialized due to NVRAM checksum error.
NVRAM Cleared By Jumper
NVRAM has been cleared by removal of jumper.
NVRAM Data Invalid, NVRAM Cleared
Invalid entry in ESCD.
Off Board Parity Error Addr. (HEX) = X
Parity error occurred in expansion memory, x= address of error.
Parallel Port Resource Conflict
Parallel port has requested a resource already in use.
PCI Error Log is Full
PCI conflict error limit (15)  has been reached.
PCI I/O Port Conflict
Two devices requested the same resource.
PCI Memory Conflict
Two devices requested the same resource.
Primary Boot Device Not Found
Designated primary boot device could not be found.
Primary IDE Cntrl. Resource Conflict
Primary IDE controller requested a resource already in use.
Primary Input Device Not Found
Designated primary input device could not be found.
Secondary IDE Controller Resource
Secondary IDE controller has requested a resource already in use.
Serial Port 1 Resource Conflict
Serial port 1 requested a resource already in use.
Serial Port 2 Resource Conflict
Serial port 2 requested a resource already in use.
Slave DMA Controller Error
Error exists in slave DMA controller.
Slave Interrupt Controller Error
Slave interrupt controller failure.
Static Device Resource Conflict
A non-PnP ISA card has requested a resource already in use.
System Board Device Resource
Conflict
A non-PnP ISA card has requested a resource already in use.
System Memory Size Mismatch
Amount of memory detected on system board is different from
amount indicated in CMOS.
NOTE:
PCI and PnP messages are displayed with bus, device, and function information.