IBM Nways 3746-900, External Cable References, Page: 54 / 106

ARC Cable Reference
ARC Cable V.35 Attachement to DTE
Figure 3-50. V.35 Cable: ARC to DTE
Interchange Circuits
ARC V.35
Connector Connector
P1 P2
┌─────┐ ┌─────┐
│ 1 o─┼─────────────────┬───┼─o C│ Request to Send
│ o │ └───┼─o D│ Ready for Sending
│ 5 o─┼──┐ ┌───┼─o E│ DTR/DSR
│19 o─┼──┘ └───┼─o H│
│ 6 o─┼─8───────────────────┼─o R│ Receive Data (A)
│15 o─┼─8───────────────────┼─o T│ Receive Data (B)
│ 7 o─┼───8─────────────────┼─o KK│ Transmit Clock Wrap (B)
│24 o─┼───8─────────────────┼─o HH│ Transmit Clock Wrap (A)
│ 8 o─┼─────8───────────────┼─o Y│ Transmit Timing (A)
│26 o─┼─────8───────────────┼─o AA│ Transmit Timing (B)
│ 9 o─┼───────8─────────────┼─o X│ Receive Timing (B)
│18 o─┼───────8─────────────┼─o V│ Receive Timing (A)
│12 o─┼─────────8───────────┼─o P│ Transmitted Data (A)
│2ð o─┼─────────8───────────┼─o S│ Transmitted Data (B)
│1ð o─┼──┐ │ o │
│16 o─┼──┴──────────────────┼─o B│ Signal Ground
│17 o─┼─────────────────────┼─o LL│ Receive Clock Wrap (B)
│22 o─┼─────────────────────┼─o F│ Receive Line Signal Detector
│25 o─┼─────────────────────┼─o JJ│ Receive Clock Wrap (A)
└─────┘ └─────┘
Legend: ─8─ A twisted pair
─8─
Figure 3-51. V.35 Cable: ARC to DTE Pin Assignment
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3746-9X0: ECR