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Dell OptiPlex 990 (Early 2011) User Manual

Page 80

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Seek error

Description The operating system cannot find a specific track on the floppy

disk or hard drive.

Shutdown failure

Description

A chip on the system board might be malfunctioning.

Time-of-day clock stopped

Description

The battery might be dead.

Time-of-day not set-please run the System Setup program

Description The time or date stored in System Setup does not match the

computer clock.

Timer chip counter 2 failed

Description

A chip on the system board may be malfunctioning.

Unexpected interrupt in protected mode

Description The keyboard controller may be malfunctioning or a memory

module may be loose.

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.

Description During initial startup, the drive detected possible error conditions.

When your computer finishes booting, immediately back up your

data and replace your hard drive (for installation procedures, see

"Adding and Removing Parts" for your computer type). If no

replacement drive is immediately available and the drive is not

the only bootable drive, enter System Setup and change the

appropriate drive setting to None. Then remove the drive from the

computer.

Write fault

Description The operating system cannot write to the floppy or hard drive.

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