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A80 Unknown Printer Error 

Printer Starts Then Stops — PAXstore Shows “Unknown Error”

⚠️ Issue
The terminal begins printing but stops shortly after. In PAXstore, the Settings tab displays an "Unknown Error."

Steps to Resolve

1. Reboot the Terminal

A simple restart may clear temporary communication or hardware glitches.

2. Disable and Re-enable the Printer in PAXstore

  1. Log in to PAXstore

  2. Navigate to the Settings tab

  3. Disable the printer

  4. Re-enable the printer

This refreshes the printer settings and often restores normal operation.

Issue Possible Cause Resolution Steps
Terminal starts printing but stops; PAXstore displays "Unknown Error." Temporary system or printer communication error Reboot the Terminal — Power the device off and back on to clear temporary glitches.
Printer not responding correctly in PAXstore Printer service may need to be refreshed Disable and Re-enable the Printer in PAXstore:
1. Go to PAXstore > Settings
2. Disable the printer
3. Re-enable the printer
Error persists after basic resets Paper path or printer initialization issue Remove the Receipt Paper — Take out the paper roll completely.
Printer still fails after removing paper Printer needs a clean reset before reloading paper Reboot the Terminal (with paper removed) — Restart the terminal without the paper installed.
Printer not feeding or printing properly after reboot Paper may not be inserted correctly Reinsert the Receipt Paper Correctly — Ensure the roll is properly aligned and tightly wound.
Need to confirm printer operation Final functional test Test the Printer — Print a report or run a transaction to verify printing.

Note: PAXstore may continue to display an error, but the printer should still function normally.