I n t e r f a c e M e n u

Figure 3.13 Serial Menu options showing factory settings (continued)

 

 

 

Option

Setting

Description

 

 

 

Port Type

RS232*

Serial interface standard.

 

RS422

 

 

 

 

Baud Rate

38400

Speed at which data is transferred.

 

19200

Baud rate translates approximately to bits per

 

9600*

 

second.

 

4800

 

 

 

2400

 

 

1200

 

 

The serial port Baud Rate setting must

 

600

 

match the host computer baud rate

 

300

 

Note setting.

 

 

 

 

Your software application may set the

 

 

baud rate. If not, use the DOS MODE

 

 

command to modify the baud rate on

 

 

the host computer. Refer to your DOS

 

 

documentation for more information.

 

 

 

 

 

 

Handshake

Robust XON*

Data flow control. (Flow control, also known as

 

XON

handshaking, is the cooperation between the host

 

Hardware

computer and printer for data transfer. XON signals

 

 

the host computer to send more data. XOFF is the

 

 

converse signal that tells the host computer to stop

 

 

and wait.)

 

 

Robust XON sends the XON signal continuously.

 

 

Robust XON helps ensure that handshaking works

 

 

with a host computer that fails to receive the XON

 

 

signal.

 

 

XON sends the signal only once.

 

 

Hardware is used when the host computer cannot

 

 

operate in XON/XOFF handshaking mode. Hardware

 

 

requires a cable with the DTR (Data Terminal

 

 

Ready) pin connection enabled.

 

 

 

C h a p t e r 3 : U s i n g t h e C o n t r o l P a n e l 3-49

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Xerox 4520mp manual Port Type