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Comtech EF Data C5 User Manual

Page 264

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C5/K1/K3 Integrated Satellite Terminal System

A–20

Rev. 0

The local end cable connects the 25-pin female ASYNC connector (on either the
breakout panel or the Y cable) to the EIA-485 (2-wire) remote terminal (WYSE or laptop
computer). The pinout of the local cable is listed in the following table.

#7. Local End EIA-485 (2-Wire)

9-Pin

Female Connector

25-Pin

Male Connector

TX/RX+

4

14, 16

TX+/RX+

TX/RX-

5

2, 3

TX-/RX-

In addition, the following table lists the pinout for the WYSE terminal cable using an
EIA-232 to EIA-485 converter.

#7. Local End WYSE Cable With Converter

25-Pin

Male Connector

9-Pin

Male Connector

TX-/RX-

2, 5

5

TX/RX-

TX+/RX+

14, 17

4

TX/RX+

(See Note)

18, 21

Note: Disables RD during TD.

The remote end cable connects the 25-pin female ASYNC connector (on either the
breakout panel or the Y cable) to the 9-pin female connector, J6, at the rear of the
modem. The pinout of the remote cable is listed in the following table.

#7. Remote End EIA-232

9-Pin

Male Connector

25-Pin

Male Connector

RX

2

2

RX

TX

3

3

TX

GND

5

7

GND

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