Lenovo ThinkSystem D4390 Hardware Installation And Maintenance Manual page 8

6 Troubleshooting Your JBOD Enclosure ..........................................................................67
6.1 Safety First-For You and Your Enclosure ................................................................................................................... 67
6.2 Troubleshooting Enclosure Startup Failure .................................................................................................................. 67
6.3 Troubleshooting Loss of Communication..................................................................................................................... 67
6.4 Troubleshooting Power Supply Unit or Cooling Fan Module ...................................................................................... 67
6.5 Troubleshooting Enclosure cooling Problems ............................................................................................................. 68
6.6 Troubleshooting ESM ..................................................................................................................................................... 69
6.7 Troubleshooting a Damaged Enclosure ........................................................................................................................ 69
7 Contact Information ..........................................................................................................71
8 Firmware and tools repositories ......................................................................................72
9 Notices ...............................................................................................................................73
9.1 Trademarks ...................................................................................................................................................................... 74
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