Remedy: Does the tray move? (Perform the output check: 03-271) ↓→ NO → 1) Check if the connector of the LCF tray-up motor is disconnected. 2) Check if any of the connectors CN100, CN101 and CN103 on the LCF board is disconnected. 3) Check if the connector CN344 on the LGC board is disconnected. 4) Check if the connector pins are disconnected or the harnesses are open circuited. 5) Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6) Replace the LCF tray-up motor. 7) Replace the LCF board. 8) Replace the LGC board. YES Are the LCF tray-up sensor and LCF tray bottom sensor working? (Perform the input check: 03-[FAX]OFF/[5]/[F], /[3]/[A]) ↓→ NO → 1) Check if the connectors of the sensors are disconnected. 2) Check if any of the connectors CN100, CN104 and CN105 on the LCF board is disconnected. 3) Check if the connector CN344 on the LGC board is disconnected. 4) Check if the slit reaches the sensors. 5) Check if the connector pins are disconnected or the harnesses are open circuited. 6) Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 7) Replace the sensor. 8) Replace the LCF board. 9) Replace the LGC board. YES 1) Check if the conductor pattern on the LGC board is short circuited or open circuited. 2) Replace the LGC board.
Code: C1A0
Description: LCF end fence motor abnormality
Remedy: Is the LCF end fence motor working? (Perform the output check: 03-207) ↓→ NO → 1) Check if the connector of the LCF end fence motor is disconnected. 2) Check if any of the connectors CN100, CN101 and CN103 on the LCF board is disconnected. 3) Check if the connector CN344 on the LGC board is disconnected. 4) Check if the connector pins are disconnected or the harnesses are open circuited. 5) Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 6) Replace the LCF end fence motor. 7) Replace the LCF board. 8) Replace the LGC board. YES Are the LCF end fence home/stop position sensors working? (Perform the input check: 03-[FAX]OFF/[5]/[A], /[5]/[B]) ↓→ NO → 1) Check if the connectors of the sensors are disconnected. 2) Check if either of the connectors CN100 or CN107 on the LCF board is disconnected. 3) Check if the connector CN344 on the LGC board is disconnected. 4) Check if the slit reaches the sensors. 5) Check if the connector pins are disconnected or the harnesses are open circuited. 6) Check if the conductor patterns on the LCF board and LGC board are short circuited or open circuited. 7) Replace the sensors. 8) Replace the LCF board. 9) Replace the LGC board. YES 1) Check if the conductor pattern on the LGC board is short circuited or open circuited. 2) Replace the LGC board.
Code: C1B0
Description: LCF transport motor abnormality
Remedy: Is the LCF transport motor working? (Perform the output check: 03-122/172) ↓→ NO → 1) Check if the connector CN112 of the LCF transport motor is disconnected. 2) Check if the connector CN102 on the LCF board is disconnected. 3) Check if the signal line connector CN100 on the LCF board is disconnected. 4) Check if the power line connector CN101 on the LCF board is disconnected. 5) Check if the connector CN344 on the LGC board is disconnected. 6) Check if the connector pins are disconnected or the harnesses are open circuited. 7) Check if the conductor patterns on the LCF transport motor board, LCF board and LGC board are short circuited or open circuited. 8) Replace the LCF transport motor. 9) Replace the LCF board. 10)Replace the LGC board. YES 1) Check if the connector pins are disconnected or the harnesses are open circuited. 2) Check if the conductor patterns on the LCF transport motor board, LCF board and LGC board are short circuited or open circuited. 3) Check if the PLL lock signal CN102-3 pin output from the LCF board is always “L” level. 4) Check if the voltage supplied to the microcomputer input terminal IC103-17 pin is always “L” level. 5) Replace the LCF transport motor. 6) Replace the LCF board. 7) Replace the LGC board.
Code: C260
Description: Peak detion error
Remedy: Does the exposure lamp light? (Perform the output check: 03-267) ↓→ YES → 1) Check if the connectors on the CCD and SLG boards are disconnected. 2) Check if the shading correction plate is dirty. 3) Check if the conductor pattern on the CCD board is short circuited or open circuited. 4) Check if the conductor pattern on the SLG board is short circuited or open circuited. 5) Replace the lens unit. 6) Replace the SLG board. NO 1) Check if the connectors of the exposure lamp and inverter are disconnected. 2) Check the SLG board if the connector pin CN21 is disconnected or the harness is short circuited or open circuited. 3) Check if the conductor pattern on the SLG board is short circuited or open circuited. 4) Replace the SLG board. 5) Replace the inverter. 6) Replace the exposure lamp
Code: C270
Description: Carriage home position sensor not going OFF within a specified time
Remedy: Remove the original glass and move the carriages to the paper feeding side. Turn ON the power and check the following items. Are the carriages slightly moved to the feeding direction?/Are the carriages staying at a position other than home position? → YES → Check if the circuits of the SLG board are abnormal. NO 1) Check if the connector pin is disconnected or the harness is short circuited or open circuited. 2) Check if the conductor pattern on the SLG board is short circuited or open circuited. 3) Replace the SLG board.
Code: C280
Description: Carriage home position sensor not going ON within a specified time
Remedy: Remove the original glass and move the carriages to the paper feeding side. Turn ON the power and check the following items. Do the carriages make a big noise after they arrive at the home position? ↓→ YES → The carriage home position sensor is not turned ON. 1) Check if the connector of the sensor is disconnected. 2) Check if the circuits of the SLG board are abnormal. NO The carriages are stopped at the home position and do not move. 1) Check if the connector pins are disconnected or the harnesses are short circuited or open circuited. 2) Check if the conductor pattern on the SLG board is short circuited or open circuited. 3) Replace the SLG board.