Appendix A: Technical Specifications

RS-232 Terminal Port Pinouts

Table 15 lists the pin signals on the RS-232 terminal port.

Table 15. RS-232 Terminal Port Pin Signals

Pin

Signal

 

 

 

 

1

Data Carrier Detect

 

 

2

Transmit Data

 

 

3

Receive Data

 

 

4

Data Set Ready

 

 

5

Ground

 

 

6

Data Terminal Ready

 

 

7

Clear to Send

 

 

8

Request to Send

 

 

9

Ring Indicator

 

 

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Allied Telesis AT-8500 Series manual RS-232 Terminal Port Pinouts, Pin Signal