1. D

    Canon MP540 - PGBK doesn't print anything

    Dear all, I was given a printer - Canon MP540, which works mostly correctly with one exception, the pigment black (PGBK) doesn't produce any output. Printer doesn't print any error messages, ink level for all cartridges is reported correctly, other colors (CMY+photo black) prints correctly, just...
  2. S

    Confused about nozzle checks

    Hello dear memebrs. After about 3 years i opened up my mp 540,reconnected the disconnected pgbk pipe and started testing you guessed,there were some clogged nozzles after these years,so i took the head under direct water pressure and waited a night to reinstall.the results were good...