Lexmark X264dn Service Manual - Page 52

7013-XXX Error 843.02 843.03 843.04 844.yy 844.00 844.01 844.02 844.03 845.yy 845.00 845.01 845.02 845.03 846.00 846.01 846.02 846.03 846.04 846.05 846.06 846.07 Description Scanner Failure: general mechanical failure detected Action See "CCD service check" on page 2-46. Scanner Failure: pick roller engage failure Scanner Failure: pick roller disengage failure Scanner failure: lamp failure Front scan module output level error Front scan module lamp level too low: front Mono channel, Front Color channels, Front Red channel, Front Green channel, and/or Front Blue channel is detected to have low lamp level. Rear scan module lamp level too low: Rear Mono channel, Rear Color channels, Rear Red channel, Rear Green channel, and/or Rear Blue channel is detected to have low lamp level. CCD failure Front scan module cable failure or SCC card failure Rear scan module cable failure or SCC card failure Check each channel (mono, R, G, B) for identical values indicating bad cable and/or SCC card. Excessive noise test for the dark data indicating some sort of CCD or analog electronics issue on that channel or channels. See "CCD service check" on page 2-46. Cable/SCC failure: front scan module connector or cable See "CCD service check" on page 2-46. failure. Cable/SCC failure: rear scan module connector or cable failure Front calibration strip unusable Rear calibration strip unusable Front calibration strip too far left Front calibration strip too far right Front calibration strip has excessive skew Front calibration strip has excessive bow Front calibration strip has excessive dark area: front excessive variability for Mono, Red, Green, or Blue. Front magnification exceeds limits: rear excessive variability for Mono, Red, Green, or Blue. 2-18 Service Manual