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3 serial cable requirements – Datamax-O'Neil I-Class Operator’s Manual User Manual

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I-Class

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7.3 Serial Cable Requirements



Wiring diagrams, suggested applications, and part numbers for serial interface cables are
given in the table below. (Contact a reseller for ordering information.)

Applicable Serial Interface Cables

Null Modem (MXM)

“PC” (DB9P) to Printer

Part Number 556000

Part Number 556001

For connection to other DCE equipment.

Flow control is only Xon/Xoff.

For connection to a PC compatible with

DB9P communication ports. Flow control can
be either Xon/Xoff or CTS/DTR.

“PC” (DB25P) to Printer

RS-422 Connection

Part Number 556002

Part Number N/A

For connection to a PC compatible with

DB25 communication ports, flow control can
be either Xon/Xoff or CTS/DTR.

Optional equipment, diagram only provided

for reference.