Causes: Communication error with the E-sort module MCU PWB trouble ASIC trouble
Code: E7-06
Description: Image data decode error
Image expansion error
Causes: MCU PWB abnormality USB cable trouble
Code: E7-10
Description: Shading trouble (Black correction)
The CCD black scan level is abnormal when the shading.
Causes: Improper connection of the CCD unit flat cable CCD unit abnormality MCU PWB abnormality
Code: E7-11
Description: Shading trouble (White correction)
The CCD white scan level is abnormal when the shading.
Causes: Improper connection of the CCD unit flat cable Dirt on the mirror, the lens, and the reference white plate Copy lamp lighting abnormality CCD unit abnormality MCU PWB abnormality (When occurred in the SPF scan position.) Improper installation of the mirror unit
Code: E7-16
Description: Abnormal laser output
When the laser output is stopped, HSYNC is detected.
Causes: Laser abnormality MCU PWB abnormality.
Code: E7-20
Description: LSU trouble
The BD signal from the LSU cannot be detected in a certain cycle. (Always OFF or always ON)
Causes: LSU connector or LSU harness defect or disconnection Polygon motor rotation abnormality Laser beams are not generated. MCU PWB abnormality.