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Table 3-2lists (in alphabetical order) system error messages that can appear on the monitor screen. These messages can help you find the source of a problem.

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Some error messages indicate fatal errors. When a fatal error occurs, the sys- tem usually cannot be rebooted until an appropriate hardware change has been made. The following messages indicate that a fatal error has occurred. Their definitions and probable causes are listed in Table 3-2.

Alert! Primary processor is out of rev. System halted

Alert! Secondary processor is out of rev. System halted

Bad error-correction code (ECC) on disk read

Controller has failed

Data error

ECC memory error

Gate A20 failure

Hard disk controller failure

Hard disk drive read failure

Hard disk failure

Keyboard clock line failure

Keyboard controller failure

Keyboard data line failure

Keyboard stuck key failure

No timer tick interrupt

Shutdown failure

Timer chip counter 2 failed

3-4 Dell Precision 610 Mini Tower Systems Service Manual

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Dell 610 manual DWDO6\VWHPUURU0HVVDJHV