Description: Lamp Error (Scanning) The white level peak did not reach the prescribed threshold when the white guide plate was scanned. Error detection timing; • During a scan from the exposure glass: When the scanning of the white guide plate is completed. • During a scan from DF: During the shading operation. When the scanning of the white guide plate is completed.
Causes: • Condensation in the scanner unit • Connector disconnected • Scanner Carriage defective • BiCU (PCB16) defective • Harness defective • White Guide Plate dirty or defective • IOB (PCB17) defective
Remedy: Check if the SC occurs by turning the main power OFF then ON. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. 1. Reconnect the connector. Reconnect the following connectors; • Scanner Carriage – BiCU (PCB16) connector • BiCU (PCB16) – IOB (PCB17) connector 2. Check the white guide plate (exposure glass). Check the white guide plate attached to the exposure glass. If the white guide plate is in an unusual state, replace the white guide plate. 3. Scanner carriage defective Replace the scanner carriage. 4. BiCU (PCB16) defective Replace the BiCU (PCB16). 5. Harness defective Replace the following harnesses. • Scanner Carriage – BiCU (PCB16) harness • BiCU (PCB16) – IOB (PCB17) harness 6. IOB (PCB17) defective Replace the IOB (PCB17).
Code: SC101-02
Description: Lamp Error (Detecting the lighting error) The white level peak did not reach the prescribed threshold when the white guide plate was scanned. Error detection timing; During the scanner adjustment (detecting the lighting error) at the time of turning on the scanner (when the main power is turned ON).
Causes: • Condensation in the scanner unit • Connector disconnected • Scanner Carriage defective • BiCU (PCB16) defective • Harness defective • White Guide Plate dirty or attachment fault • IOB (PCB17) defective
Remedy: Check if the SC occurs by turning the main power OFF then ON. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. 1. Reconnect the connector. Reconnect the following connectors; • Scanner Carriage – BiCU (PCB16) connector • SBU (PCB3) – LEDB connector (SBU (PCB3) side connector on the scanner carriage) • BiCU (PCB16) – IOB (PCB17) harness 2. Check the white guide plate (exposure glass). Check the white guide plate attached to the exposure glass. If the white guide plate is in an unusual state, replace the white guide plate. 3. Scanner carriage defective Replace the scanner carriage. 4. BiCU (PCB16) defective Replace the BiCU (PCB16). 5. Harness defective Replace the following harnesses. • Scanner Carriage – BiCU (PCB16) harness • BiCU (PCB16) – IOB (PCB17) harness 6. IOB (PCB17) defective Replace the IOB (PCB17).
Code: SC102-00
Description: LED Light Quantity Error The white level peak exceeded the prescribed threshold when the white guide plate was scanned. Error detection timing; During the scanner adjustment (detecting the lighting error) at the time of turning on the scanner (when the main power is turned ON).
Remedy: Check if the SC occurs by turning the main power OFF then ON. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. 1. Reconnect the connector. Reconnect the following connectors; • Scanner Carriage – BiCU (PCB16) connector • SBU (PCB3) – LEDB connector (SBU (PCB3) side connector on the scanner carriage) • BiCU (PCB16) – IOB (PCB17) harness 2. Check the white guide plate (exposure glass). Check the white guide plate attached to the exposure glass. If the white guide plate is in an unusual state, replace the white guide plate. 3. Scanner carriage defective Replace the scanner carriage. 4. BiCU (PCB16) defective Replace the BiCU (PCB16). 5. Harness defective Replace the following harnesses. • Scanner Carriage – BiCU (PCB16) harness • BiCU (PCB16) – IOB (PCB17) harness 6. IOB (PCB17) defective Replace the IOB (PCB17).
Code: SC111-01
Description: Lamp Error (Scanning) The white level peak of the DF did not reach the prescribed threshold when lamp error was detected. Error detection timing; • During a scan from DF: During white level peak confirmation. When the scanning of the white guide plate is completed.
Remedy: Check if the SC occurs by turning the main power OFF then ON. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. 1. Check the white guide plate (DF). Check the white guide plate attached to the exposure glass. If the white guide plate is in an unusual state, replace the white guide plate. 2. Reconnect the connector. Reconnect the following connectors; • Scanner Carriage – BiCU (PCB16) connector • BiCU (PCB16) – IOB (PCB17) connector 3. BiCU (PCB16) defective Replace the BiCU (PCB16). 4. CIS defective Replace the CIS. 5. Harness defective Replace the following harnesses. • CIS CONNECT PCB (PCB28)– BiCU (PCB16) harness • CIS – CIS CONNECT PCB (PCB28) harness 6. CIS CONNECT PCB (PCB28) defective Replace the CIS CONNECT PCB (PCB28).
Code: SC112-00
Description: LED Light Quantity Error (back side) The white level peak of the DF white guide plate cannot be adjusted to reach the prescribed threshold when the light error was detected during startup. Error detection timing; During scanner startup (main power was turned on or the machine returned from energy saving mode)
Remedy: Check if the SC occurs by turning the main power OFF then ON. If the SC occurs again, do the following steps. Check if the SC reoccurs by cycling the power after each step. 1. Check the white guide plate (DF). Check the white guide plate attached to the exposure glass. If the white guide plate is in an unusual state, replace the white guide plate. 2. Reconnect the connector. Reconnect the following connectors; • Scanner Carriage – BiCU (PCB16) connector • BiCU (PCB16) – IOB (PCB17) connector 3. BiCU (PCB16) defective Replace the BiCU (PCB16). 4. CIS defective Replace the CIS. 5. Harness defective Replace the following harnesses. • CIS CONNECT PCB (PCB28)– BiCU (PCB16) harness • CIS – CIS CONNECT PCB (PCB28) harness 6. CIS CONNECT PCB (PCB28) defective Replace the CIS CONNECT PCB (PCB28).
Code: SC120-00
Description: Scanner Home Position error The home position is not correct when the main power is turned ON, at the end of a reading process from the exposure glass and DF.
Remedy: • Scanner Motor (M4) defective 1. Move the scanner carriage by hand to check whether it is unusually difficult to move. 2. Check that the scanner driving belt is not disengaged. 3. Reconnect the following connector. Scanner Motor (M4) – Controller Board connector 4. If the connector is broken, shorted, or grounded, replace the connector. 5. Replace the Scanner Motor (M4). • Scanner HP Sensor (S6) defective 1. Check that the Scanner HP Sensor (S6) is correctly positioned. 2. Reconnect the following connectors. • Scanner HP Sensor (S6) – SBU (PCB3) connector • SBU (PCB3) – Controller board (PCB15) connector 3. Replace the Scanner HP Sensor (S6). • SBU (PCB3) defective Replace the scanner unit. • BiCU (PCB16) defective Replace the BiCU (PCB16). • Controller board (PCB15) defective Replace the Controller board (PCB15).