• Code: C8A0
• Description: RADF original reverse motor abnormality: An error signal has been detected when the motor is rotating.
• Causes: RADF reverse motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
• Remedy: RADF board • Connector check (CN77) • Harness check • Board check RADF reverse motor (MR3) • Motor check (Perform the output check: 03-286) • Connector check • Harness check

• Code: C8B0
• Description: RADF original exit motor abnormality: An error signal has been detected when the motor is rotating.
• Causes: RADF exit motor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
• Remedy: RADF board • Connector check (CN78) • Harness check • Board check RADF exit motor (MR4) • Motor check (Perform the output check: 03-284) • Connector check • Harness check

• Code: C8C0
• Description: RADF original reading start sensor abnormality: The automatic adjustment for the original reading start sensor has been performed, but is ended unsuccessfully.
• Causes: RADF original reading start sensor RADF board Replace the RADF board, and then perform the automatic adjustment for the original reading start sensor (05-3210).
• Remedy: RADF original reading start sensor (SR10) • Sensor check (Perform the input check: 03-[FAX]ON/[7]/[H]) • Connector check • Harness check RADF board • Connector check (CN75) • Harness check • Board che

• Code: C8E0
• Description: RADF communication protocol abnormality: The system has to be stopped because the control abnormality occurred.
• Causes:
• Remedy: • Turn the power OFF and then back ON to check if the equipment operates normally.

• Code: C900
• Description: Connection error between SYS board and LGC board
• Causes: LGC board If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. IMG board If the problem is still not corrected with the replacement of the IMG board, reinstall the removed IMG board and replace the SYS board. SYS board
• Remedy: IMG board • Connector check (CN422, CN423, CN424) • Board check LGC board • Connector check (CN319, CN320) • Board check SYS board • Connector check (CN135) • Board check

• Code: C901
• Description: System format error for scanner
• Causes: SLG board SYS board
• Remedy: Main power switch Does service call still occur even after turning OFF the main power switch then back ON? SLG board • Connector check (CN12) • Board check SYS board • Connector check (CN135) • Board check

• Code: C940
• Description: Engine-CPU abnormality
• Causes: LGC board
• Remedy: LGC board • Does service call still occur even after turning OFF the main power switch then back ON? • Check if the conductor pattern between the Engine-CPU and FROM, SRAM is short circuited or open circuited.

• Code: C962
• Description: LGC board ID abnormality
• Causes: LGC board If the problem is not corrected with the replacement of the LGC board, reinstall the removed LGC board and replace the IMG board. IMG board If the problem is still not corrected with the replacement of the IMG board, reinstall it and ask a specialist to repair it. (Abnormal ID)
• Remedy: IMG board • Connector check (CN426, CN423, CN424) • Board check LGC board • Connector check (CN304, CN319, CN320) • Board check SYS board • Connector check (CN135) • Board check