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NetEngine IAD User Guide
Connector Pinouts 291
Table D–8. T1/E1 Connector Pin Assignments
Pin Signal Pin Signal
1Rx Ring5Tx Ring
2Rx Tip6NC
3NC 7NC
4Tx Tip8NC
Table D–9. USI Port for RS-530, V.35 and RS-449
Signal RS-530 V.35 RS-449
Shield Ground 1 A 1
Transmit Data (A) 2 P 4
Receive Data (A) 3 R 6
Request to Send (A) 4 C 7
Clear to Send (A) 5 D 9
DCE Ready (A) 6 E 13
Signal Ground 7 B 19
Receive Line Signal (A) 8 F 11
Receive DCE Clock (B) 9 X 26
Receive Line Signal (B) 10 29
Transmit DTE Clock (B) 11 W 35
Transmit DCE Clock (B) 12 AA 23
Clear to Send (B) 13 27
Transmit Data (B) 14 S 22
Transmit DCE Clock (A) 15 Y 5
Receive Data (B) 16 T 24
Receive DCE Clock (A) 17 V 8
18
Request to Send (B) 19 25
DTE Ready (A) 20 H 12
21
DCE Ready (B) 22 31
DTE Ready (B) 23 30
Transmit DTE Clock (A) 24 U 17
25