Description: Communication error with Wireless LAN PCB
Causes: Communication with the Wireless LAN PCB could not be established.
Remedy: 1. Turn OFF and then ON the main power. 2. Check the connection of the Wireless LAN PCB. 3. Install the set of the controller firmware. 4. Replace the Wireless LAN PCB. 5. Replace the Main Controller PCB.
Code: E804-0004
Description: Controller Fan error
Causes: Since the startup of the Controller Fan, the Fan was locked for a specified consecutive period of time.
Remedy: 1. Check power supply to the Controller Fan. 2. Replace the Controller Fan.
Code: E805-0000
Description: Main Fan error
Causes: The Main Fan was locked for a specified consecutive period of time.
Remedy: 1. Check the connection of the Main Fan. 2. Replace the Main Fan.
Code: E808-0000
Description: Low-voltage power supply failure detection
Causes: Printer detected low-voltage power supply failure.