Lexmark T642 Laser Printer "logic board" Questions

...logic board. if this error comes up immediately on power up the scanner motor is not initializing by percentages of failure the scanner is approximately 85% the logic board 15% i would change the ...

...the logic board could cause this if the nvram is messed up. how ever i have found this to be caused by the engine board about 98% of the time. change the engiine board and your problem will go ...

...paper tray. But still comes up with the code and begins printing on the paper about 1/3 the way down. replace the paper size selction board located behind the logic board this will solve your ...

My LexmarkT642 will not print. The window says,"900,000 service RIP software." What can fix this? Thanks, Kate replace mother(logic)board

...with the electronic wiring, in which case you will need to replace this to. If the fault is with a logic chip or a component on one of the boards, then unless you are very good with a soldering gun ...

...if either of these is true then replace the paper size board located behind the logic board. if all of these are right either the narrow media or the exit sensor on the fuser itself will be the ...

...logic board check to see how many finger are sticking out on the paper tray letter generally has two the bottom 2. the third thing is there is a sensor inside the printer on the left side looking in ...

...up? three things can cause this the control panel, the logic board and the engine board if you have replaced the logic board the engine board is the problem change that and your problem should go ...

logic board side of the printer in behind the metal case the logic board is mounted in, this part in a way looks like the state of texas poorly drawn and is mounted to the main motor drive by 3 screws