USER’S GUIDE

Signal Description

Signal NameIN/OUTExplanation

FG

Frame Ground

SD

OUT

Send Data.

RD

IN

Receive Data. Receives data transmitted

 

 

from the computer.

RS

OUT

Request To Send. “SPACE” level when the

 

 

printer is ready to send data to the

 

 

computer.

 

 

 

DR

IN

Data Set Ready. When DSR is at “SPACE”

 

 

level, data can be accepted.

 

 

 

SG

Signal Ground

ER

OUT

Data Terminal Ready. “MARK” level when

 

 

the printer is Busy.

Appendix–12

Page 204
Image 204
Brother HL-960 manual Signal NameIN/OUTExplanation Frame Ground