• Code: C8103
• Description: Lift up mechanism trouble (Upward movement) • The lift up upper sensor (PS16) is not turned ON after a lapse of a given time after the liftup motor (M6) moves up (is turned forward).
• Causes: Lift-up motor (M6) Lift-up upper sensor (PS16) DF control board (DFCB)
• Remedy: 1 Check the motor and sensor connectors for proper connection, and correct as necessary. 2 Check the connector of M6 for proper drive coupling, and correct as necessary. 3 PS16 I/O check, sensor check DFCB PJ11-3 (ON) DF-618 B-6 4 M6 operation check DFCB PJ5-6 to 7 DF-618 I-7 to 8 5 Change M6 6 Change DFCB

• Code: C8104
• Description: Glass movement trouble • The glass home sensor (PS203) output does not change from H to L after a lapse of a given time while the original glass moving motor (M202) is working. • The glass home sensor (PS203) output does not change from L to H after a lapse of a given time while the original glass moving motor (M202) is working.
• Causes: Original glass moving unit Original glass moving motor (M202) Original glass position control board (OGPCB)
• Remedy: Check the motor and sensor connectors for proper connection, and correct as necessary. 2 Check the connector of M202 for proper drive coupling, and correct as necessary. 3 Change original glass moving unit 4 Change OGPCB

• Code: C8106
• Description: Lift up mechanism failure (Downward movement) • The lift up lower sensor (PS15) is not turned ON after a lapse of a given time after the liftup motor (M6) goes down (is turned backward).
• Causes: Lift-up motor (M6) Lift-up lower sensor (PS15) DF control board (DFCB)
• Remedy: 1 Check the motor and sensor connectors for proper connection, and correct as necessary. 2 Check the connector of M6 for proper drive coupling, and correct as necessary. 3 PS15 I/O check, sensor check REYB PJ3-6 (ON) DF-618 K to L-10 4 DFCB F9 conduction check 5 M6 operation check DFCB PJ5-6 to 7 DF-618 I-7 to 8 6 Change M6 7 DFCB PS1 conduction check 8 Change DFCB

• Code: C8302
• Description: Cooling fan failure • While the motor is running, the fan lock signal remains HIGH three times for a predetermined period of consecutive time. ADF
• Causes: Cooling fan (FM1) DF control board (DFCB)
• Remedy: 1 Check the connector of FM1 for proper connection and correct as necessary. 2 Check the fan for possible overload and correct as necessary. 3 FM1 operation check DFCB PJ7-1 to 3 DF-618 I-2 to 3 4 Change FM1 5 DFCB F7 conduction check 6 Change DFCB

• Code: C8401
• Description: EEPROM failure • EEPROM does not access normally
• Causes: DF control board (DFCB) EEPROM
• Remedy: 1 Disconnect and then connect the power cord. Turn OFF the main power switch, wait for 10 sec. or more, and turn ON the main power switch. 2 Check that the EEPROM is installed properly and correct if there is a problem. 3 Rewrite the firmware. 4 Change DFCB

• Code: C9401
• Description: Exposure turning on the lamp trouble detection • The output from the CCD sensor is a predetermined value or less during CCD sensor gain adjustment. Scanner
• Causes: Exposure unit Flat cable Inverter board (INVB) CCD board (CCDB) Scanner relay board (REYB/SCAN) MFP board (MFPB)
• Remedy: 1 Check the connection between the lamp harness and the inverter board, and correct if necessary. 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary. 3 Check the connection between REYB/ SCAN and MFPB, and correct if necessary. 4 Check that the connection between CCDB and MFPB, and correct if necessary. 5 Change INVB 6 Change exposure unit 7 Change CCDB 8 Change REYB/SCAN 9 Change MFPB

• Code: C9402
• Description: Exposure turning on the lamp abnormally detection • The average output value of the CCD sensor with the scanner at its standby position is a predetermined value or more at the end of a scan job. Scanner
• Causes: Exposure unit Flat cable Inverter board (INVB) CCD board (CCDB) Scanner relay board (REYB/SCAN) MFP board (MFPB)
• Remedy: 1 Check the connection between the lamp harness and the inverter board, and correct if necessary. 2 Check the connection between REYB/ SCAN and the inverter board, and correct if necessary. 3 Check the connection between REYB/ SCAN and MFPB, and correct if necessary. 4 Check that the connection between CCDB and MFPB, and correct if necessary. 5 Change INVB 6 Change exposure unit 7 Change CCDB 8 Change REYB/SCAN 9 Change MFPB

• Code: CA051
• Description: Standard controller configuration failure • The controller of the printer control board (PRCB) is faulty.
• Causes: MFP board (MFPB)
• Remedy: 1 Check to see if the following setting has been correctly made: [Service Mode] - [System 2] - [Image Controller Setting]. If changing the setting, turn OFF the main power switch and turn it ON again after 10 seconds or more. . . 2 Check the connectors of the MFP board (MFPB) for proper connection and correct as necessary. . . 3 Change MFPB