User`s guide

1 Introduction
Preparing Your Multimeter
10 U1273A/U1273AX User’s Guide
Figure 1-4 Input warning display (A INPUT)
Figure 1-5 Input warning display (mA INPUT)
This warning is intended to stop you from attempting to
measure voltage, continuity, resistance, capacitance, diode, or
temperature values when the leads are plugged into a
current terminal.