My machine is konica minolta c252 my touch screen dont show any thing and havent light its hust black screen and i changed cable also not fixed pleas any one can help what is way for solve

SOURCE: KONICA MINOLTA

CD231 at power up.
Solution:
CAUSE: Complete fax kit was not installed.

SOLUTION: These three items make up the complete fax kit, FK502, MK706 and MK704. If not installed together, the C250/C252 will display code CD231.
hope that helps

Tim Babcock

• 2794 Answers
• Posted on Nov 07, 2008

SOURCE: konika minolta

CDC##  Appears to be trouble related to security.
The only solution is to contact Konica Minolta to find out what needs to be done to resolve the problem. 
That is only solution the service manual has provided.

SOURCE: error code c-5102 in Konica minolta c252

Here’s your GEEK-steer …

This thread appears to cover the solution to your problem related to error "C5102: Main Motor’s failure to turn":
http://www.copytechnet.com/forums/konica-minolta/15515-c252-m1-operation-test.html

In addition, here’s the link to “Bizhub C250P” related support downloads:
http://kmbs.konicaminolta.us/content/support/supporthome.html

Hope this helps, and please post back with a status report and/or any further assistance you might need.

"Today's the best day of my life...and NOW you're part of it!"

SOURCE: Konica Minolta copier model C252 code C6102 any idea

C6102: Drive Home Sensor malfunction
1.Correct or change the Scanner drive
(cable, pulley, gear, belt) if it is faulty.
2.Correct the Scanner Motor set screw if
loose.
3.Adjust [Image Position Leading Edge] and
[Feed Direction Adjustment].
4.Check the PC201, M201, PWB-IC and
PWB-C connector for proper connection
and correct as necessary.

if all that doesnt work Change PWB-IC.

SOURCE: Bizhub Konica Minolta - Error Code C1183

First check the alignment front and rear of the finisher, check the finisher exit guide rollers if the paper is exiting properly, open both rear and the front cover and check the lower gears attach is the up/down drive belt. that lower gear one might be broken by the pin slot.