Maintenance and Troubleshooting
Cleaning Instructions
Please refer to following procedures and figures to clean the printer.
1. Power off Micro2.
Platen Roller
2. Open the Media Compartment Cover.
3. Remove the Media Roll.
Areas
Methods
Print Head
Use the cleaning pen or a cotton swab moistened with isopropyl
alcohol to clean the surface of the print head from end to end.
Tear Bar
Use the cleaning pen or a cotton swab moistened with isopropyl
alcohol to clean the tear bar.
Platen Roller
Rotate the platen roller and clean the surface of the platen
roller with cleaning pen or a cotton swab thoroughly.
Interior
Blow the paper dust by using a can of compressed air or by
vacuuming. Ensure the paper sensor windows are free of dust.
Exterior
Use soft cloth moistened with water to clean the exterior
of the printer.
1. Never use sharp objects to clean the print head. This may result in
damage to the printer.
2. Let the print head cool to room temperature prior to cleaning,
protecting yourself from burns.
3. The tear bar has sharp edges. Please be careful when cleaning
the tear bar to avoid possible injury.
Troubleshooting
Please review the following information to solve the common problems that
you may encounter with Micro2. If the problems are not covered in this
section, please consult your supplier for technical support.
Problems
Solutions
No power
Make sure the battery pack is installed properly.
Recharge the battery pack.
Media does not feed
Ensure media cover is closed completely.
Remove the obstruction in paper path.
Poor print quality
Clean print head.
Check and recharge the battery pack.
Check the quality of media.
Communication
Error
Check if the media is loaded.
Check baud rate.
Replace cable to terminal.
No print
Make sure the sensor and the media are set correctly.
Verify if the communication between the host system and
the printer is established correctly. Then replace the battery
pack.
Print Head
Tear Bar
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