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Machine status p21

Konicah minolta bizhub252 machine status p21

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Posted on Jan 02, 2017

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SOURCE: What's your question? my konica minolta c451e printing machine showed me an error code p21, what could that mean and it is not printing any image but black-green shade

P-21 - Color regist test pattern failure
• The number of points detected in the main scan direction is more or less than the specified value during main scan direction registration correction.
• The number of points detected in the sub scan direction is more or less than the specified value during sub scan direction registration correction.

P-21: Color regist test pattern failure
Relevant parts:
• Transfer belt unit
• PH unit
• Printer control board (PRCB)
1/ Wipe clean the surface of the transfer belt with a soft cloth, if it is dirty.
2/ Change the image transfer belt unit if the transfer belt is damaged.
3/ Change the PH unit.
4/ Change PRCB.

(See Service Manual, pages 599, 603):

See also here:
Konica Minolta Bizhub c451 Reparacin de Fotocopiadoras YoReparo
Thread Problemas na C451 7 21

Posted on May 31, 2015


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