Replacing a Battery in the Rack Control Unit

Consult the following procedure for information on replacing the coin cell battery on the ATE Core Configurations Generation 2 RCU.

Complete the following steps before beginning this repair procedure:
  1. Power off your ATE Core Configurations Generation 2 system by flipping the main disconnect branch breaker to off.
  2. If your ATE Core Configurations Generation 2 system utilizes a UPS to provide backup power, press the power button on the UPS to power it down.
  3. Disconnect your ATE Core Configurations Generation 2 system from facility power.

Equipment

  • 3 mm hex key
  • T20 Torx head screwdriver, 1.30 N · m (11.5 in. · lb)
  • T10 Torx head screwdriver, 0.56 N · m (5.0 in. · lb)
  1. Remove the left side panel of your ATE Core Configurations Generation 2 system using the 3 mm hex key.
  2. Unplug all cables connected to the RCU.
  3. Unscrew the four screws securing the RCU to your ATE Core Configurations Generation 2 system using the T20 Torx head screwdriver, and remove the RCU from your ATE Core Configurations Generation 2 system.


  4. Unscrew the four screws that mount the RCU cover to the RCU using the T10 Torx head screwdriver.
  5. Remove the RCU cover from the RCU.
  6. Locate the battery you are replacing on the circuit card assembly.
  7. Replace the old coin cell battery on the circuit card assembly with a new battery.
  8. Reattach the RCU cover to the RCU by screwing in the four screws using the T10 Torx head screwdriver.
  9. Reconnect all cables to the RCU.
  10. Reinstall the left side panel of your ATE Core Configurations Generation 2 system using the 3 mm hex key.
Once installation of the new battery is complete, you can reconnect facility power to your ATE Core Configurations Generation 2 system and power on the rack.