Bay Networks BayStack ARN Routers none Manual de servicio descargar pdf (Pagina 138)

Installing and Operating BayStack ARN/DC Routers

D-6

116273-B Rev 00

X.21 Compliance

X.21 compliance requires cable Order No. 7224. Refer to Figure D-3 and

Table D-5

for cabling information.

Figure D-3. Cable Order No. 7224 (X.21 Compliant)

Table D-5. X.21 Interface (Cable Order No. 7224)

Bay Networks Termination Remote Termination

Pin Signal Pin Signal

2 Send Data+ 2 TD A

16 Send Data- 9 TD B

4 Request to Send+ 3 Control A

18 Request to Send- 10 Control B

3 Receive Data+ 4 RD A

17 Receive Data- 11 RD B

9 Data Carrier Detect+ 5 Indication A

23 Data Carrier Detect- 12 Indication B

10 Send Timing+ 6 Timing A

24 Send Timing- 13 Timing B

7 Signal Ground 8 Signal Ground

1 Frame Ground 1 Frame Ground

(continued)

Pin 1

Pin 16

Pin 31

Pin 15

Pin 30

Pin 44

15 Feet

Pin 8

Pin 1

Pin 15

Pin 9

15-position D-Sub plug with locking posts

(ground shield connected to backshell)

44-position D-Sub plug with screw locks

(ground shield connected to backshell)

CAB0068A

1 2 ... 133 134 135 136 137 138 139 140 141 142 143 ... 151 152

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Bay Networks BayStack ARN Routers none Manual de servicio Pagina 138