User`s manual

O-14
UMAN-EN3
TROUBLESHOOTING
Self Test: Perform the self test as described in the
Controls section. Unit should print a line of interlocking
“x” characters and two reports. The first report indicates
model, ROM version, serial number, baud rate, etc. The
second report contains application information. If no
second report appears, there is no application loaded.
Problem Corrective Action
No power a) Check battery, recharge or
replace as necessary.
Media does a) Be sure print head is not
feed: closed and latched.
b) Check spindle holding
media for any binding.
c) If unit is equipped with
label presence sensor:
Insure most recently
printed label is removed.
Also insure label sensor is
not blocked.
Poor or faded print: a) Clean print head.
b) Check battery/replace.
c) Check quality of media.
Partial/missing print: a) Check media alignment
b) Clean print head.
c) Insure printhead is properly
closed and latched.
Garbled print: a) Check baud rate.
No print: a) Check baud rate
b) Replace battery