Replacing the battery in a node canister

To replace a faulty battery with a new one received from customer replaceable unit (CRU) or field replaceable unit (FRU) stock, use this procedure.

About this task

CAUTION:
The battery is a lithium ion battery. To avoid possible explosions, do not burn. Exchange only with the approved part. Recycle or discard the battery as instructed by local regulations. (C007a)

To replace a battery:

Procedure

  1. Identify the node canister with the faulty battery by following the procedure .
  2. Follow the procedure Procedure: Removing a node canister to remove the node canister with the faulty battery.
  3. Open the lid of the node canister, as described in Procedure: Removing and replacing the lid of a node canister.
  4. Spread the two blue battery latches outward as shown in Figure 1. Raise open both latching arms of the battery simultaneously to disconnect the battery.
    Figure 1. Opening latching arms to disconnect a node canister battery
    Opening latching arms to disconnect a node canister battery
  5. Holding the battery by its latching arms, lift it from its cradle. Place the battery in a safe place.
  6. Remove the replacement battery from its package.
  7. Open the latching arms of the replacement battery, then place the replacement battery into the battery cradle of the node canister so that the connectors align.
  8. Apply gentle downward pressure to both battery latches so that the battery is drawn into the battery cradle. Ensure that both latches are fully engaged by spreading the two blue latches outward while you apply gentle downwards pressure.
  9. Replace the canister lid, as described in Procedure: Removing and replacing the lid of a node canister.
  10. Reinstall the node canister into the control enclosure from which it was removed in step 2.
    Notes:
    • If the replacement battery is sufficiently charged, the node canister starts.
    • If the replacement battery is not sufficiently charged, the node canister does not come online and reports fatal node error 656. It might take an hour for the battery to be charged sufficiently to clear this error.
  11. See to understand the charge level of the replacement battery. If the node canister did not restart, use the management GUI to monitor the canister and battery status.
  12. Reconnect the cables to the node canister, ensuring that each cable goes into the same port from which it was removed in step 2.
  13. When the node canister is back online, check the Event Log for any new events that might indicate a problem with the reassembly.