Troubleshooting

Communications Problems

Communications Problems

Table 16 identifies problems with communications, the possible causes, and the recommended solutions.

Table 16 • 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 front panel menu.

 

 

 

 

See Setting Serial Communications on page 50.

 

 

 

 

 

Make sure you are using the correct

 

 

communication cable. See Data Cable

 

 

Requirements on page 13 for the requirements.

 

 

 

 

 

Using the front panel controls, check the

 

 

protocol setting. It should be set to NONE. See

 

 

Setting Protocol on page 51.

 

 

 

 

 

If a driver is used, check the driver

 

 

communication settings for your connection.

 

 

 

A label format was sent to

The host is set to EPP

Change the settings on the computer host to

the printer. Several labels

parallel communications.

standard parallel communications. See Setting

print, then the printer

 

Parallel Communications on page 50.

skips, misplaces, misses, or

 

 

The serial communication

Ensure that the flow control settings match.

distorts the image on the

settings are incorrect.

 

label.

Check the communication cable length. See

 

 

 

Data Cable Requirements on page 13 for

 

 

requirements.

 

 

 

 

 

Check the printer driver or software

 

 

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

Format Prefix Character on page 53 and

recognized. The DATA

do not match the ones in the

Delimiter Character on page 53 for the

light flashes but no

label format.

requirements.

printing occurs.

 

 

Incorrect data is being sent

Ensure that ZPL is being used.

 

 

to the printer.

 

 

Check the communication settings on the

 

 

 

 

computer. Ensure that they match the printer

 

 

settings.

 

 

 

132

R110Xi/R170Xi User Guide

23063L-003 Rev. 2 12/23/04