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12 CHAPTER 1: SYSTEM DESCRIPTION
Connector type at end of
RS-422 cable
Connector pinouts
DB-37 subminiature,
female for DCE, male for DTE
A Side
B Side
Chassis Ground 1
Send Data 4 22
Send Timing 5 23
Receive Data 6 24
Req to Send 7 25
Receive Timing 8 26
Clear to Send 9 27
Terminal Ready 12 30
Receiver Ready 13 31
Terminal Timing 17 35
Signal Ground 19
Connector type at end of
EIA530 cable
Connector pinouts
DB-25 subminiature,
female for DCE, male for DTE
A Side
B Side
Chassis Ground 1
Send Data 2 14
Send Timing 15 12
Receive Data 3 16
Req to Send 4 19
Receive Timing 17 9
Clear to Send 5 13
Terminal Ready 20 23
Receiver Ready 8 10
Terminal Timing 24 11
Signal Ground 7
(continued)
Table 4 PathBuilder S330 System Speciļ¬cations