0000 After the laser scanner motor cooling fan has gone on, the fan stop signal is detected for 5 sec or more.
Disconnect and then connect J503 of the DC controller PCB.Replace the laser scanner motor cooling fan. Replace the DC controller PCB.
E121 A fault exists in the rotation of the following: laser scanner unit cooling fan, reader heat discharge fan 1, reader heat discharge fan 2.
0001 The laser scanner unit cooling fan has a fault.
After the laser scanner unit cooling fan has gone on, the fan stop signal isdetected for 5 sec or more.
Disconnect and then connect J503 of the DC controller PCB.
Replace the laser scanner unit cooling fan. Replace the DC controller PCB.
0002 The reader heat discharge fan 1 has a fault.After the reader heat discharge fan 1 has gone on, the fan stop signal isdetected for 5 sec or more.
Connect and then disconnect J512 of the DC controller PCB.
Replace the reader heat discharge fan 1. Replace the DC controller PCB.
0003 The reader heat discharge fan 2 has a fault.After the reader heat discharge fan 2 has gone on, the fan stop signal isdetected for 5 sec or more.
Disconnect and then connect J521 of the DC controller PCB.
Replace the reader heat discharge fan 2. Replace the DC controller PCB.
E197 The laser scanner motor communication has a fault.
0000 The communication with the laser control IC is not normal.
Replace the laser scanner unit. Replace the video PCB.
E202 The scanner HP detection mechanism has a fault.
0001 While HP positioning is under way, the forward trip fails.
Disconnect and then connect the connector of the scanner HPsensor. Replace the scanner HP sensor. Replace the scanner motor. Replace the readercontroller PCB.
0002 While HP positioning is under way, the reverse trip fails.
Disconnect and then connect the connector of the scanner HPsensor. Replace the scanner HP sensor. Replace the scanner motor. Replace the readercontroller PCB.
E225 The intensity of the scanning lamp is inadequate. (The lamp is exhausted.)
0001 At time of shading, the intensity of light is below the standard level.
Disconnect and then connect the connector of the scanning lamp.
Replace the scanning lamp. Replace the inverter PCB. Replace the reader controller PCB.
** 0002 In ADF mode, the intensity of light is below the standard level between sheets.
E227 The reader unit power supply (24 V) has a fault.
0001 At power-on, the 24V port is off.
0002 At the start of a job, the 24V port is off. connector. .
0003 At the end of a job, the 24V port is off.
0004 While a load is driven, the 24V port is off.
Disconnect and then connect the reader power supply
Replace the power supply
E240 A fault exists in the communication between the main controller and the DC controller.
0000 A fault has occurred in the communication between the CPUs of the main controller and the DC controller.
Disconnect and then connect the connector.
Replace the DCcontroller PCB. Replace the main controller PCB.
E248 A fault exists in the following: main controller SRAM, reader controller EEPROM.
0000 At start-up, an SRAM check error has occurred..
0001 An error has occurred at time of power-on (EEPROM). .
0002 An error has occurred during write operation (EEPROM).
0003 A read error has occurred after write operation (EEPROM).
Replace the main controller PCB.Replace the reader controller PCB
E251 The inverter cooling fan rotation is faulty.
0000 After the inverter cooling fan has gone on, the fan stop signal is detected for 5 sec or more.
Disconnect and then connect J1110 of the reader controller PCB.
Replace the inverter cooling fan. Replace the reader controller PCB.
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