Fiber Optic Connectors

Question 1

ST

Answer 1

ST–Straight tip think of T as “twist.” Any question referring to inserting the cable and then twisting – usually
multimode.
• SC – Subscriber or Standard – square – push in or pull out no twisting
• LC – Lucent – push in and press tab to release
• MTRJ – Mechanical Transfer-Registered Jack – 2 fiber strands – 1 for receiving and 1 for transmitting – push
in and pull out
Access Link Cabling – Metro Et

Question 2

SC

Answer 2

SC – Subscriber or Standard – square – push in or pull out no twisting

Question 3

LC

Answer 3

LC – Lucent – push in and press tab to release

Question 4

MTRJ

Answer 4

MTRJ – Mechanical Transfer-Registered Jack – 2 fiber strands – 1 for receiving and 1 for transmitting – push
in and pull out
Access Link Cabling – Metro Et

Question 5

split pair

Answer 5

A split pair is a condition which results when wires from two different twisted pairs are tied together
by mistake.

Question 6

shorted pair

Answer 6

A shorted pair means 2 wires are connected together as one wire

Question 7

An open

Answer 7

An open means one end of the cable did not reach the pins in the connector.