156Troubleshooting Communications Problems

Communications Problems

Table 15 identifies problems with communications, the possible causes, and the recommended solutions.

Table 15 • Communications Problems

Problem

Possible Cause

Recommended Solution

 

 

 

A label format was sent to

The communication

Check the printer driver or software

the printer but was not

parameters are incorrect.

communications settings (if applicable).

recognized. The DATA

 

 

 

If you are using serial communication, check

light does not flash.

 

 

the serial port setting in the control panel

 

 

 

 

menu. See Set Serial Communications

 

 

on page 86.

 

 

 

 

 

If you are using serial communication, make

 

 

sure you are using a null modem cable or a null

 

 

modem adapter.

 

 

 

 

 

Using the control panel controls, check the

 

 

protocol setting. It should be set to NONE. See

 

 

Set Protocol on page 88.

 

 

 

 

 

If a driver is used, check the driver

 

 

communication settings for your connection.

 

 

 

A label format was sent to

The serial communication

Ensure that the flow control settings match.

the printer. Several labels

settings are incorrect.

 

Check the communication cable length. See

print, then the printer

 

 

Table 5 on page 29 for requirements.

skips, misplaces, misses, or

 

 

 

 

Check the printer driver or software

distorts the image on the

 

label.

 

communications settings (if applicable).

 

 

 

A label format was sent to

The prefix and delimiter

Verify the prefix and delimiter characters. See

the printer but was not

characters set in the printer

Set Format Prefix Character on page 89 and

recognized. The DATA

do not match the ones in the

Set Delimiter Character on page 89 for the

light flashes but no

label format.

requirements.

printing occurs.

 

 

Incorrect data is being sent

Check the communication settings on the

 

 

to the printer.

computer. Ensure that they match the printer

 

 

settings.

 

 

 

 

 

Ensure that ZPL II is being used.

 

 

 

 

 

If the problem continues, check the ZPL II

 

 

format for changes to ^CC, ^CT, and ^CD.

 

 

 

13383L-004 Rev. A

XiIIIPlus/R110Xi/R170Xi User Guide

9/6/07