Troubleshooting and Diagnostics

Table 6. Troubleshooting (Continued)

Symptom

Diagnosis

Action

 

 

Print a Communications Diagnostic

 

Communications parameters are

label. Check for Format or Overrun

 

incorrect.

Errors. Reset Communication

A label format was sent to

 

Parameters (see page 42).

 

 

 

Set the characters in the printer to

the printer but not recog-

 

 

match the label format. See “Select-

nized. Data light flashes but

 

Prefix and delimiter characters set

ing Prefix and Delimiter Characters”

no printing occurs.

in printer do not match the ones

on page 42.

 

 

used in the label format.

If the problem continues, check the

 

 

ZPL II format for changed ^CC,

 

 

^CT, and ^CD commands.

 

 

 

A batch of labels was sent.

 

 

Several labels print then

 

Check for proper flow control set-

printer skips, misplaces,

Buffer is overfilling.

ting. Refer to “Configuration and

misses, or distorts the print-

 

Calibration” in Chapter 2.

ing on the labels.

 

 

 

 

 

68

Zebra XiII Printer User’s Guide