Causes: The FAX processing cannot be continued due to the firmware error.
Remedy: 1 Reinstalling the firmware The firmware is faulty. Reinstall the firmware. 2 Checking the connection The connector is not properly connected or the wire is faulty. Clean the terminal of the following wire connectors and reconnect the connectors. If there is no continuity, replace the wire. • FAX PWB - Main/engine PWB 3 Replacing the FAX PWB The FAX PWB is faulty. Replace the FAX PWB. 4 Main/engine PWB replacement The main/engine PWB is faulty. Replace the main/engine PWB.
Code: C0070
Description: FAX PWB incompatible detection error
Causes: Abnormal detection of FAX control PWB incompatibility in the initial communication with the FAX control PWB, any normal communication command is not transmitted.
Remedy: 1 Checking the FAX PWB The incompatible FAX PWB is installed. Install the FAX PWB for the applicable model. 2 Reinstalling the firmware The firmware is faulty. Reinstall the firmware.
Code: C0100
Description: Backup memory device error
Causes: The abnormal status is output from the flash memory.
Remedy: 1 Resetting the main power The EEPROM does not operate properly. Turn off the power switch and pull out the power plug. After passing 5s, reinsert the power plug and turn on the power switch. 2 Reinstalling the EEPROM The EEPROM is not properly attached. Reattach the EEPROM on the main/engine PWB. 3 Replacing the EEPROM The EEPROM is faulty. Replace the EEPROM on the main/engine PWB and execute U004 when C0180 appears 4 Checking the main/engine PWB The connector and FFC are not connected properly or the wire, FFC or PWB is faulty. Clean the terminal of the connectors on the main/engine PWB, reconnect the connector of the wire, and reconnect the FFC terminal. If the wire or the FFC is faulty, repair or replace them. If not resolved, replace the main/engine PWB.
Code: C0120
Description: MAC address data error
Causes: MAC address data was incorrect data.
Remedy: 1 Resetting the main power The flash memory does not operate properly. Turn off the power switch and pull out the power plug. After passing 5s, reinsert the power plug and turn on the power switch. 2 Main/engine PWB replacement The MAC address is incorrect. Replace the main/engine PWB when the MAC address is not indicated on the network status page.
Code: C0130
Description: Backup memory reading/writing error
Causes: The reading or writing into the flash memory is unavailable.
Remedy: 1 Resetting the main power The flash memory does not operate properly. Turn off the power switch and pull out the power plug. After passing 5s, reinsert the power plug and turn on the power switch. 2 Checking the main/engine PWB The connector and FFC are not connected properly or the wire, FFC or PWB is faulty. Clean the terminal of the connectors on the main/engine PWB, reconnect the connector of the wire, and reconnect the FFC terminal. If the wire or the FFC is faulty, repair or replace them. If not resolved, replace the main/engine PWB.
Code: C0140
Description: Backup memory data error
Causes: The data read from the flash memory is judged as abnormal at the startup.
Remedy: 1 Resetting the main power The flash memory does not operate properly. Turn off the power switch and pull out the power plug. After passing 5s, reinsert the power plug and turn on the power switch. 2 Executing U021 The flash memory does not operate properly. Execute U021. 3 Checking the main/engine PWB The connector and FFC are not connected properly or the wire, FFC or PWB is faulty. Clean the terminal of the connectors on the main/engine PWB, reconnect the connector of the wire, and reconnect the FFC terminal. If the wire or the FFC is faulty, repair or replace them. If not resolved, replace the main/engine PWB.