Manual for NE3707-061

Manual for NE3707-061

Brand: NEC

Category: Other

Document Type: Manual

Language: EN

Available Languages: EN , ES

Uploaded: Nov. 21, 2025, 8:17 p.m.

Manual Publish Date: 2014-02-01

Warranty Information

NEC assumes no liability for incidental or consequential damages arising from the use of this manual.

Important Safety Precautions

  • Read this manual carefully before using the unit.
  • Keep this manual nearby as a handy reference.
  • This product is intended for installation in a Restricted Access Location and should only be serviced by qualified Service Persons.
  • Do not disassemble, repair, or modify the product yourself. Contact a service representative for assistance.
  • Ensure proper grounding and use designated power cords and outlets.
  • Avoid operating the product in environments with extreme temperatures, humidity, dust, or corrosive gases.
  • Do not expose the product to water or liquids.

Basic Operations

  • Connect the power cord to the power supply unit and then to the power outlet.
  • Observe LED indicators during startup to confirm normal operation.
  • To disconnect, unplug the power cord from the outlet. Ensure the system is not running critical operations before shutdown.
  • InfiniBand cables should be connected and disconnected carefully, following specific procedures to avoid damage.

Troubleshooting and error codes

Symptom/Problem Possible Cause Troubleshooting Steps
Power is not supplied No power to the product
  • Check LED indication.
  • Verify power is supplied to the product (check switchboard, circuit breaker, power cords).
  • Check the status of the power supply unit.
Cannot connect via serial port Incorrect port configuration
  • Check connection settings in communication software.
  • Ensure the cable is connected to the correct destination port.
  • Verify the correct RS232 DB9-RJ45 conversion cable is used.
Cannot connect via Ethernet port Port not properly configured
  • Configure the port (IP address, etc.) via serial port.
  • Check port configuration using CLI commands.
  • Ensure the cable is connected to the correct destination port.
InfiniBand device not detected Port issues or cable problems
  • Check InfiniBand port status LEDs.
  • Verify InfiniBand cable is properly connected, not bent or broken.
  • Ensure the connected device is starting and working correctly.
  • Confirm at least one subnet manager exists in the InfiniBand fabric.
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