How To Test A Phone Charger With A Multimeter. Measure Voltage of Phone Charger Using a Simple Basic Digital Multimeter Step 1. Finally connect the negative multimeter lead to the negative battery terminal.
To test one of your chargers start by finding its listed amperage. We use this setting to check the voltages of the things to be checked. But when we get Charger we always thought in Mind How much ampere.
Displays the load percentage.
1 Plugged in but no load and 2 Plugged in and charging a completely discharged device. Posted on December 20 2016. Just set the analog or digital multi-meter to 10DCV or higher range. Attach the USB Test Probe to the DMM Test Pin.
