Canon imageCLASS MF264dw - Page 248

E733-0000-- Controller communication error
Detection Description Communication error between the Main Controller PCB and the Engine Controller PCB.
Remedy
1. Check the connection between the Main Controller PCB and the Engine Controller PCB.
2. Update the set of the controller firmware.
3. Replace the Main Controller PCB.
4. Replace the Engine Controller Board.
E736-0000-- Communication error or FAX board type error
Detection Description Communication error with CCU/modem or FAX type error when no FAX Board installed on FAX
model.
Remedy
1. Check/replace the connection between the Main Controller PCB and the NCU PCB.
2. Update the set of the controller firmware.
3. Replace the NCU PCB.
4. Replace the Main Controller PCB.
E740-0002-- Network error
Detection Description A Network Board error or an error in the Mac address was detected.
Remedy
1. Check the network cable connection.
2. Replace the Main Controller PCB.
E744-0002-- Language file error
Detection Description The size of the language file exceeded the allowed size.
Remedy
Update the set of the controller firmware.
E744-4000-- Engine ID error
Detection Description Invalid engine connection was detected.
Remedy
1. Check the version of the Engine Controller PCB.
2. Update the Engine Controller PCB.
3. Update the set of the controller firmware.
4. Check the model code (because this error occurs also when the model code and the engine
code are mismatched).
E744-6000-- Wireless LAN communication error
Detection Description Communication error between the Main Controller PCB and the Wireless Lan PCB.
Remedy
1. Check the connection between the wireless LAN slot (SD-IO) and the Main Controller PCB.
2. Update the set of the controller firmware.
3. Replace the Wireless Lan PCB.
4. Replace the Main Controller PCB.
E760-0001-- Main Controller PCB error
Detection Description An error occurred with the firmware of the Main Controller.
Remedy
1. Update the set of the controller firmware.
2. Replace the Main Controller PCB.
E806-0000-- Main Fan failure
Detection Description The Main Fan Motor fails to rotate at the specified rotation speed.
Remedy
1. Check the harness/connector of the Main Fan.
2. Replace the Main Fan.
3. Replace the Engine Controller PCB.
E808-0000-- Low Voltage Power Supply failure
Detection Description Low voltage power supply failure was detected.
Remedy
1. Check the harness/connector of the Low Voltage Power Supply PCB.
2. Replace the Low Voltage Power Supply Unit (which includes the Low Voltage Power Supply
PCB).
3. Replace the Engine Controller PCB.
7. Error/Jam/Alarm
240