Short Circuits
Inadvertent short circuits can be caused by the following:
● Bending together or shorting two points while removing panels, gaining access to a circuit,
or replacing a component, or while making measurements
● Using an incorrect tool or using a tool inappropriately
● Slipping with a probe while making a measurement or while attaching the probe
● Spilling liquid on or into an instrument or device
Accidental short circuits can be prevented by observing the following rules:
● Be careful.
● Turn the power off while attaching test probes.
● Use the proper probe tip. Do not attempt to measure at the pins of an integrated circuit
with a blunt probe. It is too easy to slip.
● Do not have coffee, tea, coke, or other unnecessary liquids nearby when working on
electrical or electronic equipment.