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M3500B/M5500B Service Manual
User Maintenance
The Instructions for Use gives detailed instructions on maintaining and
cleaning the M3500B/M5500B, including:
Operational Checks
Battery Maintenance
Cleaning Instructions
For the convenience of the service person, instructions on cleaning the printer
printhead are duplicated here. Instructions on running the Battery Capacity
Test are duplicated on page 2-31.
Cleaning the Printer Printhead
If the printout has light or varying density printing, clean the printhead to
remove any buildup of paper residue.
To clean the printhead:
1. Slide the printer door to the right until the paper roller pops up.
2. Pull up on the plastic removal tab to remove the roll of paper.
3. Clean the printhead surface (above the brush) with a cotton swab dipped
in isopropyl alcohol.
4. Replace the roll of paper.
User Maintenance
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