IRB-325 Instructions
6
Document no.
REV 1.0
Date 10/25/2007
TROUBLE SHOOTING GUIDE
Symptom Possible
cause
Solution
Does not detect interruption
Sensitivity too high
Signal is reflecting off another
surface
Move jumpers J1 and J2 to a
lower position
Check area for highly reflective
surfaces
Red detect LED stays on
Sensitivity too low
Transmitter does not have power
Receiver does not “see”
transmitter
Move jumpers J1 and J2 to a
higher position
Check power source for
transmitter
Make sure transmitter and
receiver have line of sight
alignment
Receiver activates but does not
transmit signal to operator
Faulty connection between
receiver and operator control
input
Check wires and terminal
connections to make sure they
are good
