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Cisco cBR Series Manual
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Cisco cBR Series Manual

Maintaining the power system
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Maintaining the Power System in the Cisco cBR Chassis
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Summary of Contents for Cisco cBR Series

  • Page 1: Table Of Contents

    Maintaining the Power System in the Cisco cBR Chassis Maintaining the Power System in the Cisco cBR Chassis Removing the AC Power Connections from the Cisco cBR Chassis Removing the DC Power Connections from the Cisco cBR Chassis Removing the Power Module from the Cisco cBR Chassis...

  • Page 2: Maintaining The Power System In The Cisco Cbr Chassis

    Revised: October 8, 2018 Maintaining the Power System in the Cisco cBR Chassis Removing the AC Power Connections from the Cisco cBR Chassis Warning The chassis ground connection must always be made first and disconnected last. Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. Statement 1030...

  • Page 3: Removing The Dc Power Connections From The Cisco Cbr Chassis

    Removing the DC Power Connections from the Cisco cBR Chassis Warning The terminal block covers are an integral part of the safety design of the product. Do not operate the unit without the covers installed. Statement 1077 Warning When you install the unit, the ground connection must always be made first and disconnected last. Statement 1046 Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.

  • Page 4: Removing The Power Module From The Cisco Cbr Chassis

    • Be aware of the weight and size of the equipment. Handle it with care. Restrictions • For the DC-powered Cisco cBR with N+1 redundancy, ensure that the chassis has at least five operational DC Power Modules for the chassis to be functional.
  • Page 5 Figure 3: Removing the Front Power Entry Bezel from the Chassis Step 2 Loosen the screw on the Power Module using a 3/16" flat-blade torque screwdriver. Step 3 Pull the handle down to disengage the Power Module from the chassis. Step 4 Slide the Power Module out of its bay with one hand while supporting the base of the module with your other hand.

  • Page 6: Removing The Fpem From The Cisco Cbr Chassis

    • Position the front power entry bezel on the chassis. Insert and tighten the two screws using a 3/16" flat-blade torque screwdriver with a torque of 5-7 in-lb (0.56-0.79 Nm) to secure the bezel. Removing the FPEM from the Cisco cBR Chassis Before you begin •...
  • Page 7 • Remove the Power Modules. • If you are replacing the entire power system, remove the Power Cassette Module. • Be aware of the weight and size of the equipment. Handle it with care. Required Tools and Equipment • ESD-preventive wrist strap •...

  • Page 8: Removing The Power Cassette Module From The Cisco Cbr Chassis

    What to do next Replace the FPEM (if required). Removing the Power Cassette Module from the Cisco cBR Chassis Before you begin • Remove the Power Modules. • Be aware of the weight and size of the equipment. Handle it with care.
  • Page 9 Figure 6: Removing the Front Power Entry Bezel from the Chassis Screw Front power entry bezel Step 2 Loosen and remove the four #6-32 Torx-head screws on the Power Cassette Module using a T10 Torx screwdriver. Step 3 Hold the side flanges on the Power Cassette Module with both your hands. Pull and slide the module out of the chassis applying even pressure to both your hands.
  • Page 10 Figure 7: Removing the Power Cassette Module from the Chassis What to do next • Replace the Power Cassette Module (if required). • Position the front power entry bezel on the chassis. Insert and tighten the two screws using a 3/16" flat-blade torque screwdriver with a torque of 5-7 in-lb (0.56-0.79 Nm) to secure the bezel.
  • Page 11 © 2015 Cisco Systems, Inc. All rights reserved.
  • Page 12 Americas Headquarters Asia Pacific Headquarters Europe Headquarters Cisco Systems, Inc. CiscoSystems(USA)Pte.Ltd. CiscoSystemsInternationalBV San Jose, CA 95134-1706 Singapore Amsterdam,TheNetherlands Cisco has more than 200 offices worldwide. Addresses, phone numbers, and fax numbers are listed on the Cisco Website at www.cisco.com/go/offices.