HP LaserJet 2550L Printer "warning light" Questions

what do steady warning , ready and go lights mean on an hp laserjet 1320 warning light , ready light and go light stay on Fatal error., replace formatter board..

Warning light flashes every 3-4 prints The warning light flashes every 3-4 prints. Paper usually gets jammed half way through printing. Any thoughts as to why? hi the reason why its doing that is your

warning means no scanner lamp. Unit needs service. No user safely serviceable parts Hello, The 'scanner warming up' error is caused by dirty scanner optics. What happens is the scanner initializes the

...warning light & green light allways on please you buy a new original cartridge not use refill or third party or remanufacture cartridge because this cartridge have a image chip hp branded so ...

...light comes on and if switch machine off then on sometimes just the jam or no paper warning aslo? Take out Formatter (main board) bake for 8 minutes at 350F,. let cool and put back in. Put the card ...

...warning: Illegal media source Some people have issues with the PCL6 driver this causes pcl xl error like this to print. Change your driver from the PCL6 driver to the PCL5 driver. If you don't have ...

...warning light is orange ready light is green start button light is green Does this just mean my toner is empty? sounds like it is close to their "fatal error code" except for the toner light. I don't ...

...the error lights and what they indicate and the solution to correct each warning light pattern. I hope this ...

...warning light is on, wat proble it's? check the cartridge of the printer. if you recharged it you have to reset the printer. print a test page and see how many pages it printed so far. if you have ...

...warning light is on (not blinking) and the ready light is off. Warning light is on (not blinking) and ready light is off. I have removed all paper, removed and replace the cartridge and checked all ...