Decreasing Available Memory; Diskette Drive 0 Seek Failure; Diskette Read Failure; Diskette Subsystem Reset Failed - Dell OptiPlex 990 Desktop Service Manual

Decreasing available memory

Description One or more memory modules may be faulty or improperly seated. Re-
install the memory modules and, if necessary, replace them.

Diskette drive 0 seek failure

Description A cable may be loose or the computer configuration information may not
match the hardware configuration.

Diskette read failure

Description The floppy disk may be defective or a cable may be loose. If the drive
access light turns on, try a different disk.

Diskette subsystem reset failed

Description

Gate A20 failure

Description One or more memory modules may be faulty or improperly seated.
Reinstall the memory modules and, if necessary, replace them.

General failure

Description The operating system is unable to carry out the command. This message
is usually followed by specific information—for example, Printer out of
paper. Take the appropriate action to resolve the problem.

Hard-disk drive configuration error

Description
The floppy drive controller may be faulty.
The hard drive failed initialization.
85