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Pin Assignments
SHDSL RJ21 Pinouts
Pins 25 and 50 are not used.
Table 10. SHDSL RJ21 Pinouts
Port
Connector Pins
(Ring, Tip) Port
Connector Pins
(Ring, Tip)
Port 1 1, 26 Port 13 13, 38
Port 2 2, 27 Port 14 14, 39
Port 3 3, 28 Port 15 15, 40
Port 4 4, 29 Port 16 16, 41
Port 5 5, 30 Port 17 17, 42
Port 6 6, 31 Port 18 18, 43
Port 7 7, 32 Port 19 19, 44
Port 8 8, 33 Port 20 20, 45
Port 9 9, 34 Port 21 21, 46
Port 10 10, 35 Port 22 22, 47
Port 11 11, 36 Port 23 23, 48
Port 12 12, 37 Port 24 24, 49