Brother DCP-J4110DW - LCD Disconnection Detected; Main PCB ASSY EEPROM Write Error

Confidential
2-56

Error Code E3
Wireless LAN MAC address acquisition error
 Error Code E6
Main PCB ASSY EEPROM write error
 Error Code EC
LCD disconnection detected.
MACHINE ERROR E3
LCD
Step Cause Solution
1 Wireless LAN PCB ASSY
connection failure
Reconnect the wireless LAN PCB ASSY.
2 Wireless LAN PCB ASSY
defective
Replace the wireless LAN PCB ASSY.
3 Main PCB defective Replace the main PCB ASSY.
MACHINE ERROR E6
LCD
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.
MACHINE ERROR EC
LCD
Step Cause Solution
1 LCD flat cable connection failure Reconnect the LCD flat cable.
2 LCD PCB defective Replace the control panel ASSY.
3 Main PCB defective Replace the main PCB ASSY.