Printronix T3204 Maintenance Manual page 54

Troubleshooting Procedure 2. – RIBBON/MEDIA Light Is On
Step Check Item
1. Ensure that the media and ribbon are loaded correctly. (see
page 3–4). Press the FEED button. Does the RIBBON/MEDIA
light come on?
2. Press the FEED button. Does the media feed forward?
3. Press the FEED button again. Does the printer stop the media
at each label?
4. Press the FEED button again.
Does the printer feed more than one label?
5. Is the printhead latched in its down and locked position?
6. Press the FEED button. Does the motor operate normally?
7. Ensure tear bar is properly installed and its teeth are facing
out. Is the tear bar correctly installed.
8. Remove the cover. Inspect all belts and pulleys. Ensure that all
belts are intact, correctly installed, and are not slipping. Are all
the belts and pulleys O.K.?
6–8
Result Corrective Action
YES If you are using a ribbon,
remove it at this time. Be sure
that the printer is set for direct
thermal operation. Go to Step
2.
NO Refer back to the Problem
Isolation Checklist and
continue.
YES Go to Step 3.
NO Go to Step 5
YES Reinstall the ribbon and set
printer for thermal transfer
operation. Go to Procedure 4.
NO Go to Step 4.
YES Go to Procedure 3.
NO Adjust media sensor (see
page 4–9).
YES Go to Step 6.
NO Rotate the printhead latch to
its down and locked position.
YES Go to Step 7.
NO 1) Ensure motor cable is
plugged in J6 on the Power
Supply PCBA.
2) Ensure cable from J18 on
the Printer Controller PCBA is
plugged into J2 on the Power
Supply PCBA.
3) Replace Power Supply
PCBA.
4) Replace Printer Controller
PCBA.
5) Replace drive motor
assembly and cable.
YES Go to Step 8.
NO Remove tear bar and
correctly install it.
YES Go to Step 9.
NO Replace and reinstall any belt
or pulley that is defective.
Troubleshooting