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brahim2222
09-10-2016, 09:05 PM
need help for konica minolta c550 Black lines without text in photocopying and printing

minimerlin
09-10-2016, 10:18 PM
need help for konica minolta c550 Black lines without text in photocopying and printing
What have you checked? Which direction are the lines...feed or crosswise? Please do not expect us to diagnose a fault without giving us a few clues.

brahim2222
09-11-2016, 12:19 AM
https://www.sendspace.com/file/apt0xj
or
Sans titre - 1 - Download - 4shared - Ayoub Lamrani (http://www.4shared.com/photo/a9YBkXaLce/Sans_titre_-_1.html)
This link shows you the type of failure

blackcat4866
09-11-2016, 01:09 AM
Have you done anything? =^..^=

Woxner
09-11-2016, 01:10 AM
looks like drum or belt what does color look like. is it the same. last could be laser

brahim2222
09-23-2016, 02:29 AM
I already change the laser unit,
problem persists it is necessary to change the motherboard?
http://s12.postimg.org/m6wz2pqzh/image.jpg

mo0651
09-23-2016, 10:06 PM
Reseat the memory chips first!:cool:

mo0651
09-26-2016, 03:16 AM
remove and put back in each chip on mfb board.:cool:

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