Serial connection: rs232-c – ALFA OKIPAGE 20 User Manual

Page 19

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Chapter 1: Setting Up

E–11

Serial Connection: RS232-C

Attach the Serial Cable

To connect the printer to your computer:

1. Turn both your printer and computer OFF.

2. Insert the male connector on the cable into the serial port on your printer.

Make sure the connector is fully inserted, then tighten the screws.

3. Insert the other end of the cable into the serial port on your computer and

tighten the screws.

Caution!Be sure not to over tighten the screws — this could damage

the screw posts!

RS232-C Serial Interface

Serial cable requirements:

• Cable must be shielded with twisted pair conductors, and must be UL

and CSA approved

• Maximum length for serial cable is 6 feet (1.8 meters).

• Printer connector is Type 17LE-13250-27 (D4CC) receptacle (25 pins)

Serial Mode

The serial interface settings on your printer and computer must match. To
change printer settings, enter the Level 2 menu (press ON-LINE to place the
printer off-line, then press MENU 1/Menu 2 for 2 seconds, until

PRINT

MODE

appears) and select the

RS232C SERIAL

category. Set

FLOW CON-

TROL

,

BAUD RATE

,

DATA BITS

,

PARITY

, and

MIN. BUSY

to match the settings

on your computer. Following are the printer default settings for these
parameters:

FLOW CONTROL

DTR HI POLARITY

BAUD RATE

9600 BAUD

DATA BITS

8 BITS

PARITY

NONE

MIN. BUSY

200 mSECONDS

Serial Interface Pin Assignments

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