RJ-11 Guide, Meaning , Facts, Information and Description
RJ-11 is a physical interface often used for terminating twisted pair type cables. “RJ” stands for Registered Jack which is part of the United States Code of Federal Regulations. It has six pins or electrical connections.
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Telephone signal polarisation and cable wiring in RJ-11
| 8P8C | 6P6C | 6P4C | 6P2C | Pair | Wire | T/R | +/- | Color | Old |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 1 | T4 | + | white/brown | ||||
| 2 | 1 | 3 | 1 | T3 | + | white/green | |||
| 3 | 2 | 1 | 2 | 1 | T2 | + | white/orange | black | |
| 4 | 3 | 2 | 1 | 1 | 2 | R1 | - | blue/white | red |
| 5 | 4 | 3 | 2 | 1 | 1 | T1 | + | white/blue | green |
| 6 | 5 | 4 | 2 | 2 | R2 | - | orange/white | yellow | |
| 7 | 6 | 3 | 2 | R3 | - | green/white | |||
| 8 | 4 | 2 | R4 | - | brown/white |
(T4 means 4th pair's tip wire, R2 means 2nd pair's ring wire, etc.)
This is an Article on RJ-11. Page Contains Information, Facts Details or Explanation Guide About RJ-11 See also
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