OKI MICROLINE - Recent Questions, Troubleshooting & Support - Page 6
Factory reset
IF you did not turn the printer off before removing the head you probaly just blew the fuse
Microline 420
When the alarm light is blinking what other lights are on. This is the fatal error code with the printer.
Remove the ribbon. if still not moving smoothly unit needs service. 3 year warranty on this unit brand new.
If you cannot move the carriage back and fourth accross,
there is a seriuois issue. unit requires service.
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