• Code: 2550
• Description: Transfer motor error
  After Transfer motor is driven, the ready signal does not turn to L within 2 s. After Transfer motor is stabilized, the ready signal is at the H level for 1 s continuously.
• Causes: Transfer motor. Engine PWB.
• Remedy: Transfer motor 1. Check the drive gear can rotate or they are not unusually loaded and, if necessary, replace. 2. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Transfer motor and Relay PWB(YC6) Relay PWB(YC5) and Feed PWB 1 (YC13) Feed PWB 1 (YC2) and Engine PWB (YC5) 3. If the wiring is disconnected, shorted or grounded, replace the wiring. 4. Replace the Transfer motor.
  Engine PWB 1. Check the engine software and upgrade to the latest, if necessary. 2. Replace the engine PWB.

• Code: 2600
• Description: PF paper feed motor error (large capacity feeder)
  After PF paper feed motor is driven, the ready signal does not turn to L within 2 s.
• Causes: PF paper feed motor. PF main PWB.
• Remedy: PF paper feed motor 1. To check the feed unit operation, execute U247 LCF- Motor ON. 2. Check the paper feed roller and drive gear can rotate or they are not unusually loaded and, if necessary, replace. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. PF paper feed motor and PF main PWB (YC16) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the paper feed motor.
  PF main PWB Replace the PF main PWB (Refer to the service manual for the paper feeder).

• Code: 2810
• Description: Inner waste toner motor error
  Initialized when an error is constantly observed for 2 seconds after the inner waste tonner motor is activated. An error is detected twice for 2.5 seconds after rebooting. The lock detect signal won’t be H level three times in a row within 200 ms at 1.25 ms cycles after the waste toner motor has been driven.
• Causes: Waste toner box. Waste toner motor. Engine PWBr box
• Remedy: Waste toner box 1. Rotate the waste toner spiral by the hand and check that they are not unusually loaded. 2. If the spiral won’t rotate, replace the waste toner tank.
  Waste toner motor 1. Rotate the drive gear by the hand and check that they are not unusually loaded. 2. Clean the drive gears and the axle holder. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Waste toner motor and Front PWB (YC13) Front PWB (YC3) and Engine PWB (YC7) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the waste toner motor.
  Engine PWB 1. Check the engine software and upgrade to the latest, if necessary. 2. Replace the engine PWB.

• Code: 3100
• Description: Scanner carriage error
  The home position is not correct when the power is turned on, at the end of a reading process of the table and document processor.
• Causes: The scanner mirror frame is being locked after setup. Scanner motor. Home position sensor. ISC PWB. Main PWB.
• Remedy: The scanner mirror frame is being locked after setup. Check whether the scanner mirror frame has been unlocked and unlock if necessary.
  Scanner motor 1. To check the scanner motor, execute U073. 2. Move the scanner by the hand to check whether it is unusually difficult to move. 3. Check that the optical wire rope is not disengaged and engage the wire. 4. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Scanner motor and ISC PWB (YC5) ISC PWB (YC3) and Main PWB (YC11) 5. If the wiring is disconnected, shorted or grounded, replace the wiring. 6. Replace the scanner motor.
  Home position sensor 1. Check that the sensor is correctly positioned. 2. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. Home position sensor and ISC PWB (YC8) 3. Replace the home position sensor.
  ISC PWB Replace the ISC PWB and execute U411.
  Main PWB Replace the main PWB.

• Code: 3210
• Description: CIS lamp error
  When input value at the time of CIS illumination does not exceed the threshold value between 5 s.
• Causes: CIS. DPSHD PWB. DP relay PWB.
• Remedy: CIS 1. Execute U906 Separating Operation Release. 2. Execute CCD of U061 lamp check. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. CIS and DPSHD PWB (YC2) DPSHD PWB (YC3) and DP relay PWB (YC2) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the CIS and execute U091 and U411.
  DPSHD PWB Replace the DPSHD PWB.
  DP relay PWB Replace the DP relay PWB.

• Code: 3220
• Description: CCD lamp activation error
  The threshold is calculated for colors at initialization and the pixel which does not exceed that value is greater than 1000.
• Causes: CIS. ISC PWB. Main PWB.
• Remedy: CIS 1. Execute U906 Separating Operation Release. 2. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. LED lamp PWB and ISC PWB (YC6) CCD PWB (YC2) and ISC PWB (YC9) ISC PWB (YC3) and Main PWB (YC11) 3. If the wiring is disconnected, shorted or grounded, replace the wiring. 4. If the LED lamp won’t light, replace the LED PWB and execut U411.
  ISC PWB Replace the ISC PWB and execute U411.
  Main PWB Replace the main PWB.

• Code: 3300
• Description: Optical system (AGC) error
  One of the gains is FF or 00 during the CCD lamp AGC is being processed.
• Causes: LED lamp PWB. CCD PWB. ISC PWB. Main PWB.
• Remedy: LED lamp PWB 1. To check the lamp, execute U061 CCD. 2. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. LED lamp PWB and ISC PWB (YC6) CCD PWB (YC2) and ISC PWB (YC9) ISC PWB (YC3) and Main PWB (YC11) 3. If the wiring is disconnected, shorted or grounded, replace the wiring. 4. If the LED lamp won’t light, replace the LED PWB and execut U411.
  CCD PWB Replace the ISU and execute U411.
  ISC PWB Replace the ISC PWB and execute U411.
  Main PWB Replace the main PWB.

• Code: 3310
• Description: CIS AGC error
  After AGC, correct input is not obtained at CIS.
• Causes: CIS. DPSHD PWB.
• Remedy: CIS 1. Execute U906 Separating Operation Release. 2. To check the lamp, execute U061 CCD. 3. Confirm that the wiring connector is firmly connected and, if necessary, connect the connector all the way in. DP CIS and DPSHD PWB (YC2) DPSHD PWB (YC3) and DP relay PWB (YC2) 4. If the wiring is disconnected, shorted or grounded, replace the wiring. 5. Replace the CIS and execute U091 and U411.
  DPSHD PWB Replace the DPSHD PWB.