loop back RJ45 for E1/T1 Blue

SKU
98711
£2.40
Overview
loop back RJ45 for E1/T1 Blue. Pin 1 will loop back on Pin 4 & Pin 2 will loop back on pin 5.
loop back RJ45 for E1/T1 Blue. Pin 1 will loop back on Pin 4 & Pin 2 will loop back on pin 5. This plug is used for diagnosing transmission problems. It plugs into a port, such as a serial or parallel port, and crosses over the transmit line to the receive line so that outgoing signals can be redirected back into the computer for testing.