SIM Card Test Deck IP Universal SIM Card Signal / Waveform Test Deck

Insert the commonly used three major operators Nano SIM into the three card slots

Make the front of the slot surface toward you, and insert it horizontally into the SIM card slot

Switch SIM. Adjust the switch to any of the three ABC gears to be used. The operator to be tested simultaneously pulls out the entire test deck and pushes it in to re-detect the new operator

There is a Nano SIM card pin test point on the test card deck, which is convenient for repairing the mobile phone without reading the card for quick detection. When testing the signal of the SIM card at the test point, it is necessary to turn off the phone and measure the ground resistance. When the phone is turned on, the voltage signal and waveform can be tested