• Code: C-6101
• Description: The scanner home sensor (PS61) does not turn ON within a specified period of time after the scanner motor (M11) turns ON.
• Causes: Scanner motor (M11) Scanner home sensor (PS61) Scanner drive board (SDB) Printer control board (PRCB)

• Code: C-6301
• Description: The EM signal shows an abnormal condition when a specified period of time elapses after the scanner cooling fan (FM9) turns ON. This abnormal condition recurs when a specified period of time elapses after FM9 is turned OFF and then ON again.
• Causes: Scanner cooling fan (FM9) Scanner drive board (SDB) Printer control board (PRCB)

• Code: C-6701
• Description: Filter coefficient abnormality.
• Causes: Overall control board (OACB) Image controller firmware

• Code: C-6703
• Description: After negation of SVV, the compression of images that are read in and their development into the page memory are not terminated within a specified period of time.
• Causes: Overall control board (OACB)

• Code: C-6704
• Description: While in the image read, the compression processing from the scanner into the memory does not terminate within a specified period of time. The development from the scanner into the page memory does not terminate within a specified period of time.
• Causes: Printer control board (PRCB) Overall control board (OACB)

• Code: C-6706
• Description: While in the image read, SVV does not turn OFF within a specified period of time and the preparation for scanning the next page cannot be started.
• Causes: Overall control board (OACB)

• Code: C-6707
• Description: Shading correction abnormality (GA abnormality).
• Causes: Overall control board (OACB) Image controller firmware

• Code: C-6708
• Description: AGC adjustment level abnormality. • The light blocking cover at the read section and the lens cover are removed. • The connector of the CCD board (CCDB) is disconnected. • The power cable of the CCDB is unplugged. • The IC protector of the CCDB converter board is cut off. • The light volume of the exposure lamp is excessive. • The exposure lamp does not light up.
• Causes: CCD board (CCDB) Exposure lamp (L1)