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feel sorry for you guys - we just put brand new fusers in. By the time you have dismantled them and rebuilt, then sorted out the various issues ....

2. Change DIP switch 27, bit 0 to 1.
3. Change DIP switch 27, bit 1 to 0.
4. Change DIP switch 27, bits 5 and 6 to 1.
5. Change DIP switch 27, bit 7 to 0 to ensure the recycle clutch turns all of...

You need to clean the drum sensor.

always helpful to include meter count on queries like this -- bushings should be replaced around 700K mark.

ancient machine -- should be going in the retired area.

Its not toner save mode like on brothers?

If you go to a 601 that is working well -- copy the contents of the flash card and then cut the contents from the faulty flash card -- DO NOT FORMAT CARDS -- copy the files on the flash card. Unless...

Dare I ask - did you try another toner. We have had some faulty ones in the past. One instance it took three before one worked.

once firmware has been update we usually find its due to the types of files that the customer are printing. To test we turn machine off disconnect network cable and turn machine back on. the code...

the "wand" to clean the laser slit glass is in the inside of the front door. Once you have removed waste toner box, toner and drum units - very easy to clean.

make sure you are changing from caps to ...

Have you tried replacing the cassette just to see if the fault goes. Also the mechanism on the machine that the cassette activate when you push the cassette into position. Sometime paper get jammed...

try this number

A121PP0N02

yes have found the same issue. Causes 11-02 jam. Only way at the moment to hide the problem is keep the tray full until we find a permanent fix.

The displays were well known for not working due to age. Only fix is to replace display panel complete.
2557 is to do with dev unit and drum.
Depending on quality of drum etc, you can do a trouble...

best bet is replace SSD card.

Over and done with, no mucking around

First option is to swap out SSD card
A3GNR71033 ………….SSD Memory

code means I have reached my life -- let me retire in peace - send me to the scrap metal merchant and before I die tell my owner to stop being a miser and upgrade!

no ATDC sensor in the dev unit so no need to run that. Just complete run up procedure - drum peculiarity, etc.

check all you contacts around transfer area. There was a bulletin about this. You need to reform one of the silver contacts. Even though the meters indicate life left not always the case.

And after you have tried that, why don't you put diesel in your petrol car or vice versa...

Check the finisher FS510 ? sensors or guide plates. Run copier without finisher attached see if fault goes.

hi - surprised you can still get developer and drum for this old girl.
Sorry to ask but did you clear the maintenance and drum count before you did f8. And was it definitely Konica parts and toner....

BZ501 - old technology now. BZ420 BZ500 wasn't a good model. BZ421 BZ501 no improvement either.

Hi - I have a BZ950, 1.4 mil on the counter. Machine in good order.

Ok I have a double-sided original. On both sides there is a border 1 inch in from all sides. The borders align perfectly front...