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Netra Modular System Service Manual Supplement

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Updated: December 2016
 
 

Replace a Switch Power Cord

This task can take approximately 30 minutes to complete.

Before You Begin

Obtain a No. 3 Phillips screwdriver for the procedure.

  1. Follow safety and ESD precautions.

    See Safety and ESD Precautions.

  2. Remove the status LED panel.

    See Replacing the System Status LED Panel.

  3. Remove all of the cosmetic covers between the status LED panel and the faulty switch power cord, including the cover of the switch containing the faulty power cord.
  4. Remove the coupler panel from the RETMA rails, leaving the cables connected, if possible.

    See Replacing the RJ-45 Coupler Panel.

  5. Remove the fiber tray, if it is blocking the power cord.
  6. Disconnect the faulty power cord from the switch.

    See Servicing PDUs.

  7. Manipulate the power cable up to the top of the rack, above the switches, so that the cable doesn’t get lost or trapped in the side of the rack.
  8. Remove the faulty power cord from the rear of the modular system.
  9. Connect the replacement power cord to the switch.
  10. Connect the replacement power cord to the PDU, routing it around the RETMA rails (same as the other switch power cords).
  11. Verify that the switch now has power on the replacement cord and associated PSU.
  12. Install the fiber tray, coupler panel, and LED panel.
  13. Replace all cosmetic covers removed earlier.

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