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    How to Repair Battery with a Programmer

    Sep 02, 2022

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    Battery repair is a common repair case every day. Today we're going to share with you the steps and details we need to pay attention to when replacing the battery cell.

     

     

    Firstly, we use a clamp fixture to separate the phone

     

    refox clamp fixture

     

    Remove the battery

     

     

    Then we need to solder the BMS board of the original battery to the new battery

    Remove the protective tape on the BMS board

     

     

     

    Disconnect the cathode and anode of the battery with a pair of scissors

    Please do not break the flex cable

     

     

    Remove the original battery BMS board

    Pry apart the anode tab and cathode tab

     

     

    Place them on the welding clamp fixture

    Put the battery cell with nickel-plated tabs onto the welding clamp fixture\

    The cathode tab and anode tab are settled under the BMS board

    Please align the anode and cathode respectively

     

     

    Solder with the Spot Welder

    Note that one end of the spot welding pen is placed on the conductor material (copper)

    The other end is placed at the point to be soldered

     

     

    Folder well the tabs after soldering

    Apply the protection tape

     

     

    Put on the protection bracket

    Wrap another layer of protection tape on the outside

    Connect the programmer to the laptop

     

    Open the software

    Click reading the battery data

    Select the data that needs to be rewritten

    Recalibrate the cycle times and battery efficiency

    Click writing, and then the recovery

     

     

    Disconnect the cable

    Connect the power cable to turn on the phone

    “Important battery message” is displayed

     

     

    Turn off the phone and take out the battery

    We install the new battery

    It will be verified automatically by the system

    There is no “Important battery message” now

     

     

     

     

     

     

     

     

    refoxiPhoneImportant Battery Message

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