| Message |
Cause |
Corrective Action |
| Address
mark not found |
BIOS found faulty disk sector or
could not find particular disk sector. |
Check the disk interface cable and
connector for a proper connection. If the problem persists, replace the cable. If
the problem still persists, replace
the system board. |
| Attachment
failed to respond |
Diskette drive or
hard-disk drive controller cannot send data to associated drive. |
| Alert!
Cover was previously removed. |
Cover
was previously removed. |
Reset
the chassis intrusion detector. |
| Alert!
Hard disk drive thermal probe failure detected. |
Hard-disk
drive thermal probe has failed. |
No
hard-disk drive thermal probe installed, defective thermal probe, or thermal cable not
connected to the control panel or is faulty. Check the thermal probe cable connection, and
add or replace the probe assembly. |
| Alert!
Maximum memory size exceeded. |
System
detected that more than 2 GB of memory are installed in the system. |
Remove one or more memory modules so that the maximum
memory size is no greater than 2 GB. |
| Alert!
Power supply fan failure detected. |
Power
supply fan has failed. |
Replace the power supply. If the problem
persists, replace the system board. |
| Alert!
Previous fan failure. |
System
fan failed during the previous operating session. |
Ensure
the fan cable is connected and that a fan is installed. Reconnect the fan cable or replace the fan. |
| Alert!
Previous hard-disk drive thermal failure. |
The
hard-disk drive thermal probe failed during the previous operating session. |
Ensure
the thermal probe is correctly connected to the control panel. If failure persists,
replace the thermal probe. |
| Alert!
Previous processor thermal failure. |
The
microprocessor exceeded its recommended operating temperature |
Operating
environment is too hot. Check for blocked system vents, missing cooling shroud, or faulty
or disconnected fan. |
| Alert!
Previous secondary system fan failure. |
System fan failed
during the previous operating session. |
Check for blocked
system vents, missing cooling shroud, or faulty or disconnected fan. |
| Alert!
Previous voltage failure. |
System
voltage exceeded or fell below an acceptable threshold. |
Replace the power supply. |
| Alert!
Primary processor is out of rev. |
System
detected that the primary processor is not the correct revision. If the system contains
more than 2 GB of RAM this message will be followed by a System
Halted message. Indicates a fatal
error. |
Replace the microprocessor with a Dell-supported
microprocessor. |
| Alert!
Processor thermal probe failure detected. |
Microprocessor
or system board has failed. |
Replace the microprocessor. If the problem still
persists, replace the system board. |
| Alert!
Secondary processor is out of rev. |
System
detected that the secondary processor is not the correct revision. If the system contains
more than 2 GB of RAM this message will be followed by a System Halted message. Indicates a fatal error. |
Replace microprocessor with a Dell-supported
microprocessor. |
| Alert!
Secondary system fan was not detected. |
Secondary system
fan (in front of the expansion card guide) was not detected. |
Reseat fan power
cable. If problem persists, replace the
expansion card fan. |
| Alert!
Single-bit memory error previously detected in XXXXh. |
Single-bit
ECC error was detected during the previous operating session. |
Reseat or replace one or more memory modules.
If the problem still persists, replace the system board. |
| Alert!
System fan was not detected. |
System
fan was not detected. |
Check
that the fan cable is properly installed and connected. If the cable is
connected, replace the fan. |
| Alert!
Uncorrectable memory error previously detected in XXXXh. |
Multibit ECC
error was detected during the previous operating session. |
reseat or replace one or more memory modules. If the
problem still persists, replace the system board. |
| Alert!
Unsupported memory in DIMM slot(s) xxx |
System detected
that one or more of the memory modules are not the correct revision |
Replace the unsupported memory modules with
Dell-supported memory modules. |
| Auxiliary
Device failure. Verify that mouse and keyboard are securely attached to connectors. |
System
detected a mouse failure. |
Ensure
a mouse is connected to the mouse connector. If the failure persists, replace the system board. |
| Bad
command or file name |
Command
entered does not exist, is faulty, or is not in pathname specified. |
Correct
the command or pathname and re-enter the command. |
| Bad
error-correction code (ECC) on disk read |
Diskette
drive or hard-disk drive controller detected an uncorrectable read error. Indicates a
fatal error. |
Replace the system board. |
| Boot:
Couldn't find NTLDR |
A
nonbootable diskette formatted with Microsoft® Windows NT® was detected in the diskette
drive. |
Remove
the diskette from the diskette drive and allow the system to boot from the hard-disk drive
or, replace the diskette with a bootable Windows NT diskette. |
| Controller
has failed |
Hard-disk
drive or associated controller is defective. Indicates a fatal error. |
Ensure
the CMOS settings for the installed hard-disk drives are correct. If CMOS disk settings
are correct, replace the hard-disk drive. If failure still occurs, replace the system board. |
| Data
error |
System
received unrecoverable data-read error from diskette or hard-disk drive. Indicates a
fatal error. |
Replace
the diskette drive or hard-disk drive. |
| Decreasing
available memory |
Read/write
failure during POST prevents system from using available memory. |
Reseat or replace one or more memory modules. |
| Diskette
drive 0 seek failure |
Diskette/tape
drive controller could not locate specific sector or track. |
Replace
the diskette drive or tape drive.
Ensure settings for diskette drive or tape drive are correct in the System
Setup program. Check drive interface and power cables. |
| Diskette
drive 1 seek failure |
| Diskette
read failure |
Failure
occurred while system attempted to read diskette. |
Replace
the diskette. Ensure the diskette interface cables are properly connected and that the
power cable is attached. Replace the diskette drive. |
| Diskette
subsystem reset failed |
System
could not successfully issue reset command to diskette controller. |
Replace the system board. |
| Diskette
write protected |
Diskette
write-protect feature was activated. |
Close
the diskette write-protect sliding tab. |
| Drive
not ready |
Diskette
is missing from or is improperly inserted in diskette drive. |
Ensure
the diskette is properly inserted in the drive. Examine and correct disk
configuration settings in System Setup program. Run chkdsk
or another disk verification utility to ensure the diskette is formatted and not
defective. |
| ECC
memory error |
Uncorrectable
multibit ECC memory error is detected. Indicates a fatal error. |
Reseat or replace all memory modules. If the
problem still persists, replace the system board. |
| Gate
A20 failure |
Gate
A20 of the keyboard controller malfunctioned. Indicates a fatal error. |
Replace the system board. |
| General
failure |
Operating
system cannot execute command. |
Reinstall
the operating system. |
| Hard disk
controller failure |
Hard-disk
drive failed to initialize. Indicates a fatal error. |
Examine
and correct disk configuration settings in System Setup program.
Check the drive power and interface cables to ensure they are properly connected. Replace
the system board. |
| Hard disk
drive read failure |
| Hard disk
failure |
| Invalid
configuration information - please run SETUP program |
System
Setup program contains incorrect system configuration settings. |
Examine
and verify the configuration settings in the System Setup program.
Replace the battery and reconfigure using the System Setup program. |
| Keyboard
clock line failure |
System
cannot communicate with keyboard. Indicates a fatal error. |
Check the
keyboard cable for a proper connection. Replace the
system board. |
| Keyboard
failure |
| Keyboard
data line failure |
| Keyboard
stuck key failure |
| Keyboard
controller failure |
Keyboard/mouse
controller failed. Indicates a fatal error. |
Replace the system board. |
| Memory
address line failure at address, read value expecting value |
During
memory test, value read at address was incorrect. |
Reseat or replace one or more memory modules.
If problem persists, replace the system board. |
| Memory data
line failure at address, read value expecting value |
| Memory
double word logic failure at address, read value expecting value |
| Memory
odd/even logic failure at address, read value expecting value |
| Memory
write/read failure at address, read value expecting value |
| Memory
allocation error |
Software
in use conflicts with operating system, application program, or utility. |
Contact
the application vendor for technical support. |
| Memory
tests terminated by keystroke |
Memory
test did not complete. |
No
action required. The POST memory tests were terminated by the user by pressing
<Spacebar>. |
| No boot
device available |
System does not
recognize diskette drive or hard-disk drive from which it is trying to boot. |
If booting from a
diskette, ensure a bootable diskette is in the diskette drive. If booting from a
hard-disk drive, replace the hard-disk drive. If problem persists, replace the system board. |
| No
boot sector on hard-disk drive |
Incorrect
configuration settings in System Setup program, or corrupted operating system. |
Verify
the System Setup information is correct. Install an operating
system on the hard-disk drive. |
| No
timer tick interrupt |
Timer
on system board is malfunctioning. Indicates a fatal error. |
Replace the system board. |
| Non-system
disk or disk error |
Diskette
in drive A or hard-disk drive does not have bootable operating system installed on it. |
Ensure
the diskette is a bootable diskette. If booting from a hard-disk drive, ensure the
hard-disk drive is formatted and contains an operating system. Replace the system board. |
| Not
a boot diskette |
No
operating system on diskette. |
Replace
the diskette with a bootable diskette. |
| Read fault |
The MS-DOS®
operating system cannot read from diskette or hard-disk drive. |
Repair
(chkdsk), reformat, or replace the disk or diskette. If the problem
persists, replace the system board. |
| Requested
sector not found |
System could not
find particular sector on disk, or requested sector is defective. |
| Reset
failed |
Disk
reset operation failed. |
Check
the diskette, tape, or hard-disk interface and power cables for a proper connection. |
| Sector
not found |
MS-DOS
is unable to locate sector on diskette or hard-disk drive. |
Repair
(chkdsk), reformat, or replace the diskette drive or hard-disk drive. |
| Seek
error |
MS-DOS
is unable to locate specific track on diskette or hard-disk drive. |
Replace
the diskette drive or hard-disk drive. |
| Seek
operation failed |
System
could not find particular address mark on disk. |
Replace
the diskette drive or hard-disk drive. |
| Shutdown
failure |
System
board chip is faulty. Indicates a fatal error. |
Replace the system board. |
| System
halted |
System
locked up because the processor is not the correct revision. |
Ensure
at least 512 MB of RAM is installed. Replace the
microprocessor with a Dell-supported microprocessor. |
| Time-of-day
clock stopped |
System battery is
low. |
Replace the battery. If the problem persists, replace the system board. |
| Time-of-day
not set |
Time
or Date settings in System Setup program are incorrect, or the system
battery does not work. |
Set
the date and time. Replace the battery. |
| Timer
chip counter 2 failed |
Timer
circuit on system board is malfunctioning. Indicates a fatal error. |
Replace the system board. |
| Unexpected
interrupt in protected mode |
Keyboard/mouse
controller malfunctioning. Indicates a fatal error. |
Reseat memory modules and keyboard and mouse cables.
If problem persists, replace the system board. |
| Write fault |
MS-DOS
cannot write to diskette or hard-disk drive. |
Replace
the diskette drive or hard-disk drive. |
| Write fault
on selected drive |