Brother MFC-J2320 Service Manual

Confidential
2-55
Wired LAN MAC address not registered.
Wireless LAN MAC address acquisition error
Main PCB ASSY EEPROM write error
NFC PCB initialization failed

Error Code E2
MACHINE ERROR E2
LCD
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.

Error Code E3
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.

Error Code E6
MACHINE ERROR E6
LCD
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.

Error Code E9
Unable to Print E9
LCD
Step Cause Solution
1 NFC PCB harness connection
failure
Reconnect the NFC PCB harness.
2 NFC PCB defective Replace the NFC PCB.
3 LCD PCB ASSY defective Replace the LCD PCB ASSY.
4 Main PCB defective Replace the main PCB ASSY.

Brother MFC-J2320 Specifications

General

Brand	Brother
Model	MFC-J2320
Category	All in One Printer
Language	English