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I have E744-4000 on Canon iR1133A (upside down japanese text)

I cant download a firmware from Canon site
when I enter serial it says:


The serial number you have entered is incorrect, or...

I have a problem with KM1600W color printer

All lights on panel are flashing and RemotePanel is telling me
error code 3C10
and serv.man. says: EEPROM data error• Contact the responsible people...

Tnx for replying

But it seems that it was something else

That printer has separate solenoids for drive black developing cyl. and for driving cmy dev. cyl.
and one for cmy was sticky

At...

I have a problem with a color laser printer HP2600

After printing about 10 to 15 perfect color pages (some times after 3)
but generaly first pages that came out are perfect
it start to print...