Dell LATITUDE C510 - Manual (Page 68)

Memory odd/even logic failure at address, read value expecting value -
A memory module may be faulty or improperly seated. Reinstall the memory modules
and, if necessary, replace them.
Memory write/read failure at address, read value expecting value -
A memory module may be faulty or improperly seated. Reinstall the memory modules
and, if necessary, replace them.
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. If the hard drive is your boot
device, ensure that the drive is installed, properly seated, and partitioned as a boot
device.
No boot sector on hard drive -
The operating system may be corrupted. Contact Dell.
No timer tick interrupt -
A chip on the system board may be malfunctioning. Run the System Set tests as
described in "
Using Dell Diagnostics ."
Non-system disk or disk error -
A floppy disk is in the floppy drive. Remove the floppy disk and restart the computer.
Not a boot diskette -
The operating system is trying to boot to a nonbootable floppy disk. Insert a bootable
floppy disk.
Operating system not found -
Contact Dell.
Optional ROM bad checksum -
The optional ROM apparently failed. Contact Dell.
A required .DLL file was not found -
The program that you are trying to open is missing an essential file. Remove and then
reinstall the program:
Microsoft® Windows® XP:
Click the Start button. 1.
2.
3.
4.