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### Instruction:
SHELFMGR-3-UNKNOWN_BOARD
### Response:
(Severity: 3), (Category: PLATFORM), (Description: This message indicates that the board type cannot be recognized, therefore, the node will not be able to boot up. This usually caused by an invalid eeprom content.), (Recommended Action: Copy the error message exactly as it appears on the console or in the system log, call your Cisco technical support representative and provide the representative with the gathered information.)
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