1. Preparation

Ensure that you have the following materials before starting the procedure:

• Multi Tester (Multimeter)

2. Adjusting the Communication Voltage

1. Connect the Multi Tester

   • Attach the positive probe of the multi tester to the REF terminal.
   • Attach the negative probe of the multi tester to the GND terminal.

2. Adjust the Voltage

   • Modify the voltage setting to 910 mV.

3. Verification

• Ensure that the adjusted voltage remains stable at 910 mV.