Kyocera TASKalfa 3252ci
Troubleshooting. Error Messages 2
5. F021: System memory error (RAM reading/writing error or ASIC memory error)
The error appears during the reading/writing check of the RAM for the ASIC when the main unit starts up.
| Step | Check description | Assumed cause | Measures |
|---|---|---|---|
| 1 | Resetting the main power | The main PWB does not properly start up. | Turn the power switch and the main power switch off . After 5s passes, turn the main power switch and the power switch on. |
| 2 | Executing U021 | The backup RAM data is faulty. | Execute U021 to initialize the backup RAM data. |
| 3 | Checking the main PWB | The main PWB is faulty. | Reconnect the connectors on the main PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved, replace the main PWB. |
6. F040: Communication error between the main unit and CPU (Communication error between the controller and the print engine)
The communication between the main PWB and the engine PWB is not normal.
| Step | Check description | Assumed cause | Measures |
|---|---|---|---|
| 1 | Resetting the main power | The communication between the controller and the print engine is faulty. | Turn the power switch and the main power switch off . After 5s passes, turn the main power switch and the power switch on. |
| 2 | Checking the FFC | The FFC is not properly connected, or it is faulty. | Reconnect the FFC between the main PWB and the engine PWB. When the FFC terminals are deformed or the FFC is broken, replace the FFC. |
| 3 | Firmware upgrade | The firmware is not the latest version. | Upgrade the main firmware and the engine firmware to the latest version. |
| 4 | Checking the main PWB | The main PWB is faulty. | Reconnect the connectors on the main PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved, replace the main PWB. |
| 5 | Checking the engine PWB | The engine PWB is faulty. | Reconnect the connectors on the engine PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved after that, replace the engine PWB. |
7. F041: Communication error between the main PWB and the scanner engine
The communication between the main PWB and the engine PWB (scanner) is not normal.
| Step | Check description | Assumed cause | Measures |
|---|---|---|---|
| 1 | Resetting the main power | The communication between the controller and the scanner is faulty. | Turn the power switch and the main power switch off . After 5s passes, turn the main power switch and the power switch on. |
| 2 | Checking the FFC | The FFC is not properly connected, or it is faulty. | Reconnect the FFC between the main PWB and the engine PWB. When the FFC terminals are deformed or the FFC is broken, replace the FFC. |
| 3 | Firmware upgrade | The firmware is not the latest version. | Upgrade the main firmware and the engine firmware to the latest version. |
| 4 | Checking the main PWB | The main PWB is faulty. | Reconnect the connectors on the main PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved, replace the main PWB. |
| 5 | Checking the engine PWB | The engine PWB is faulty. | Reconnect the connectors on the engine PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved after that, replace the engine PWB. |
8. F050: Engine main program error
The engine program cannot start up.
| Step | Check description | Assumed cause | Measures |
|---|---|---|---|
| 1 | Firmware upgrade | The firmware is not the latest version. | Upgrade the engine firmware to the latest version |
| 2 | Resetting the main power | The print engine ROM checksum is faulty. | Turn the power switch and the main power switch off . After 5s passes, turn the main power switch and the power switch on. |
| 3 | Checking the EEPROM | The EEPROM is not properly attached. | Reattach the EEPROM. |
| 4 | Checking the engine PWB | The engine PWB is faulty. | Reconnect the connectors on the engine PWB. Then, fix or replace the wires if they are pinched by the other part or if they have any damage. When the issue is not resolved after that, replace the engine PWB. |