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Measuring Source Voltage

  1. Set MB to position 0 

  2. Set DMM to the Voltage setting

  3. Connect leads as shown

  4. Read DMM

Measuring R1 Voltage Drop

  1. Set MB to position 2 

  2. Set DMM to the Voltage setting

  3. Connect DMM leads as shown

  4. Read DMM

Measuring R2 Voltage Drop

  1. Set MB to position 2 

  2. Set DMM to the Voltage setting

  3. Connect DMM leads as shown

  4. Read DMM

Measuring R3 Voltage Drop

  1. Set MB to position 2

  2. Set DMM to the Voltage setting

  3. Connect DMM leads as shown

  4. Read DMM

Measuring Total Voltage Drop

  1. Set MB to position 2 

  2. Set DMM to the Voltage setting

  3. Connect DMM leads as shown

  4. Read DMM

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