How To Troubleshoot A Rego Lithium Battery If It Lost Communication?

How To Troubleshoot A Rego Lithium Battery If It Lost Communication?

By Renogy User Experience Team February 5th 2024

Why Can’t My Rego Battery Establish A Communication Connection With The Dc Home App? If you're into tech, dealing with a Rego lithium battery that lost communication can be a real pain, how to do the battery troubleshooting? Even with a fancy battery bank, you might run into this issue. If you're stuck with this, there are some easy tricks to try. Let's figure out why your power's acting up and what you can do about it.

This troubleshooting guide applies to the following products:

Why Can't My Rego Battery Establish A Communication Connection With The Dc Home App?

Unfortunately, when your Rego lithium battery can not establish a communication connection with the DC Home APP, there could be a variety of reasons behind the problem. The issues might stem from a damaged bluetooth or external factors unrelated to the lithium battery itself. It may require some trial and error as well as battery troubleshooting to uncover the underlying cause.

What Are The Factors Effecting Rego Battery's Communication With DC Home APP?

1. The battery is in the shelved mode and has not been activated.

2. The battery is being monitored by another mobile phone.

3. The DC Home APP is not updated to the latest version.

4. There is electromagnetic interference where the battery is located.

5. The distance between the phone and the battery is too far.

6. The battery is under over-discharge protection.

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Troubleshooting RV Battery Problems: A Step by Step Guide

1. Exclude Shelf Mode factors. Please check if the battery is in Shelf Mode.

------Possible Results------

Positive: The battery is in Shelf Mode. Please deactivate it through the activation switch or normal charging/discharging.

Negative: The battery is not in Shelf Mode. Please try other steps.

2. Exclude the possibility of the communication channel being occupied. Rule out the possibility that the battery is paired with other mobile devices.

------Possible Results------

Positive: The battery is paired with another device. Please unpair the existing connection and re-pair with the intended device.

Negative: The battery is not paired with other devices. Please try other steps.

3. Exclude the possibility of a low version of DC Home. Update the DC HomeA PP to the latest version and then search and connect to the battery on the APP.

------Possible Results------

Positive: After the update, communication is successful.

Negative: After the update, communication still fails. Please try other steps.

4. Exclude electromagnetic interference. Please check if there is electromagnetic interference where the battery is located, as electromagnetic interference can affect product communication.

------Possible Results------

Positive: Electromagnetic interference has been ruled out, and communication is successful.

Negative: Confirming no electromagnetic interference, but communication still fails. Please try other steps. 

5. Exclude BMS low-voltage protection. Measure the open-circuit voltage (Voc) of the battery and judge based on the following criteria:

Battery Voc < 10V

------Possible Results------

Positive: The battery is in low-voltage protection, and BMS and the built-in communication module are not working. Activate the battery by charging it with a lithium battery activation mode charger.

Negative: The battery is not in low-voltage protection. Please try other steps.

6. Exclude distance factors. Being too far can cause Bluetooth to have an unstable connection. Guide the customer to place the phone within a 2m range of the battery for connection.

------Possible Results------

Positive: Normal communication within a 2m range. Considered as a normal product.

Negative: Communication is still not possible within a 2m range. Please try other steps.

If the factors mentioned in steps 1, 2, 3, 4, 5, 6 have been excluded, it can be determined that the product itself has a malfunction.

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