Dell OptiPlex GX260 Troubleshooting Guide - Page 14

Solving Problems: Dell OptiPlex GX260 Systems User's Guide 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. See "Memory Problems" for additional troubleshooting suggestions. 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. See "Memory 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 appears again, contact Dell. See "Memory Problems" for additional troubleshooting suggestions. Memory tests terminated by keystroke- A keystroke interrupted the memory test. Restart the computer to rerun the test. 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. ● Enter system setup and ensure that the boot sequence information is correct. No boot sector on hard-disk drive ● The computer configuration information in system setup may be incorrect. Enter system setup and ensure that the computer configuration information for the hard drive is correct. ● The operating system might 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 Dell Diagnostics. Non-system disk or disk error- The floppy disk in drive A does not have a bootable operating system installed on it. 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. http://support.dell.com/support/edocs/systems/opgx260/en/ug/solvprob.htm (14 of 30) [10/25/2007 1:44:24 PM]