ISPR (Interrupt Status Port Register) Codes
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1xxx
Explanation: A flash checksum error occurred.
Action: Have the system serviced.
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2xxx
Explanation: A code DRAM error occurred.
Action: Have the system serviced.
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3xxx
Explanation: A NVRAM error occurred.
Action: Have the system serviced.
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4xxx
Explanation: A timer/cache memory controller error occurred.
Action: Have the system serviced.
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5xxx
Explanation: A cache memory controller error occurred.
Action: Have the system serviced.
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6xxx
Explanation: A cache DRAM error occurred.
Action: Have the system serviced.
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7xxx
Explanation: A host/local PCI bus interface error occurred.
Action: Have the system serviced.
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8xxx
Explanation: A SCSI I/O port error occurred.
Action: Have the system serviced.
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9xxx
Explanation: A SCSI termination error occurred.
Action: Check cable connections and device termination.
If the problem persists, have the system serviced.
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Axxx
Explanation: A SCSI I/O port error occurred.
Action: Have the system serviced.
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Bxxx
Explanation: A SCSI bus interface error occurred.
Action: Have the system serviced.
Please see the LEGAL - Trademark notice.
Feel free - send a 
for any BUG on this page found - Thank you.