Cabling printers

Handshaking for local serial PostScript printers

The following table lists common PostScript compatible printers and the type of handshaking they use for data exchange, XON/XOFF (software) or DSR/DTR (hardware). Use these tables as a guide when planning a network printing configuration.

Handshaking for printers

Printer Type Serial XOn/XOff Serial DSR/DTR Parallel
LaserWriter Yes No N/A
LaserWriter Plus Yes No N/A
LaserWriter II NT Yes Yes N/A
Personal LaserWriter II NT Yes Yes Yes
LaserWriter II NTX Yes Yes N/A
LaserWriter IIf Yes Yes N/A
LaserWriter IIg Yes Yes N/A
HP LaserJet II, IID Yes Yes Yes
HP LaserJet IIp, IIIP, III, IIID Yes Yes Yes
HP LaserJet IIIsi Yes Yes Yes
HP PaintJet, HP PaintJet XL300 No No Yes

 Printer Type                       Serial XOn/XOff   Serial DSR/DTR   Parallel
 LaserWriter                        Yes               No               N/A
 LaserWriter Plus                   Yes               No               N/A
 LaserWriter II NT                  Yes               Yes              N/A
 Personal LaserWriter II NT         Yes               Yes              Yes
 LaserWriter II NTX                 Yes               Yes              N/A
 LaserWriter IIf                    Yes               Yes              N/A
 LaserWriter IIg                    Yes               Yes              N/A
 HP LaserJet II, IID                Yes               Yes              Yes
 HP LaserJet IIp, IIIP, III, IIID   Yes               Yes              Yes
 HP LaserJet IIIsi                  Yes               Yes              Yes
 HP PaintJet, HP PaintJet XL300     No                No               Yes


NOTE: The LaserWriter and LaserWriter Plus can only use XON/XOFF (software) handshaking, not DSR/DTR (hardware) handshaking. The LaserWriter II NT must be set to DSR/DTR. This is done by downloading a PostScript program to the printer.


© 1999 The Santa Cruz Operation, Inc. All rights reserved.
UnixWare 7 Release 7.1.1 - 5 November 1999