Dell Precision Workstation 450 User Manual page 140

Memory write/read failure at address, read value expecting value —
A memory module might be faulty or improperly seated. Reinstall the memory modules and, if necessary, replace them. See
Problems" for additional troubleshooting suggestions.
Memory size in CMOS invalid — The amount of memory recorded in the computer configuration information does not match the memory
installed in the computer. Restart the computer. If the error message appears again,
troubleshooting suggestions.
No boot device available — The computer cannot find the floppy disk or hard drive.
If the floppy drive is your boot device, ensure that a bootable floppy disk is in the drive.
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If the hard drive is your boot device, ensure that the drive is installed, properly seated, and partitioned as a boot device.
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Enter system setup and ensure that the boot sequence information is correct.
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No boot sector on hard-disk drive —
The computer configuration information in system setup might be incorrect.
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configuration information for the hard drive is correct.
If the message continues to appear after you confirmed that the information in system setup is correct, the operating system might
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have been corrupted. Reinstall the operating system. See your operating system documentation for reinstallation information.
No timer tick interrupt — A chip on the system board might be malfunctioning. Run the
Non-system disk or disk error —
Either replace the floppy disk with one that has a bootable operating system, or remove the floppy disk from drive A and restart the
computer.
Not a boot diskette — The operating system is trying to boot to a floppy disk that does not have a bootable operating system installed on it.
Insert a bootable floppy disk.
Not enough memory or resources. Close some programs and try again —
the program that you want to use. In some cases, you might have to restart your computer to restore computer resources. If so, try running
the program that you want to use first.
Operating system not found — Contact
Plug and Play Configuration Error —
1. Turn your computer off, unplug it from the electrical outlet, and remove all but one of the cards.
2. Plug in your computer and restart it.
3. If the message reappears, the installed card might be malfunctioning. If the message does not reappear, turn off the computer and
reinsert one of the other cards.
4. Repeat this process until you identify which card is malfunctioning.
Read fault — The operating system cannot read from the floppy or hard drive, the computer could not find a particular sector on the disk, or
the requested sector is defective. See
Requested sector not found — The operating system cannot read from the floppy or hard drive, the computer could not find a particular
sector on the disk, or the requested sector is defective. See
suggestions.
Reset failed — The disk reset operation failed. See
Sector not found — The operating system cannot locate a sector on the floppy or hard drive.
Run the Windows error-checking utility to check the file structure on the floppy disk or hard drive. See Windows Help for instructions
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(see "Finding Information for Your
If a large number of sectors are defective, back up the data (if possible), and then reformat the floppy disk or hard drive.
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Seek error — The operating system cannot find a specific track on the floppy disk or hard drive. See
problems" for troubleshooting suggestions.
Shutdown failure — A chip on the system board might be malfunctioning. Run the
The file being copied is too large for the destination drive —
the file to a blank disk or using a larger-capacity disk.
Time-of-day clock stopped — The battery might be dead.
Dell. See "Battery Problems" for additional troubleshooting suggestions.
Time-of-day not set — The time or date stored in system setup does not match the computer clock.
Date and Time options.
Timer chip counter 2 failed — A chip on the system board might be malfunctioning. Run the
Unexpected interrupt in protected mode —
Dell Diagnostics.
WARNING: Dell's Disk Monitoring System has detected that drive [0/1] on the [primary/secondary] EIDE controller is operating
outside of normal specifications. It is advisable to immediately back up your data and replace your hard drive by calling your support
desk or Dell — During initial start-up, the drive detected possible error conditions.
When your computer finishes booting, immediately back up your data and replace your hard drive.
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If no replacement drive is immediately available and the drive is not the only bootable drive,
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appropriate drive setting to None. Then remove the drive from the computer.
Write fault — The operating system cannot write to the floppy or hard drive. See
troubleshooting suggestions.
Write fault on selected drive — The operating system cannot write to the floppy or hard drive. See
problems" for troubleshooting suggestions.
x:\ is not accessible. The device is not ready —
The floppy disk in drive A or your hard drive does not have a bootable operating system installed on it.
Dell.
The computer encountered a problem while trying to configure one or more cards.
"Floppy drive problems" or "Hard drive
"Floppy drive
"Floppy drive problems" or
Computer").
The file that you are trying to copy is too large to fit on the disk. Try copying
Enter system setup
The keyboard controller might be malfunctioning, or a memory module might be loose. Run the
The floppy drive cannot read the disk. Insert a floppy disk into the drive and try again.
contact Dell. See "Memory
Enter system setup and ensure that the computer
Dell Diagnostics.
You have too many programs open. Close all windows and open
problems" for troubleshooting suggestions.
problems" or "Hard drive problems" for troubleshooting
"Hard drive problems" for troubleshooting suggestions.
"Floppy drive
Dell Diagnostics.
and correct the date or time. If the problem persists,
Enter system setup
Dell Diagnostics.
enter system setup
"Floppy drive problems" or
"Floppy drive
"Memory
Problems" for additional
problems" or "Hard drive
contact
and correct the
and change the
"Hard drive problems" for
problems" or "Hard drive