Brother MFC-J2320 Service Manual

Confidential
2-35
Head voltage does not turn OFF.
User Check
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
Head thermistor defective
Head thermistor detects -20 degree-C or less and 80 degree-C or more when power is
on.

Error Code 42
Unable to Print 42
LCD
Step Cause Solution
1 Head flat cable connection
failure
Reconnect the head flat cable.
2 Carriage flat cable connection
failure
Reconnect the Carriage flat cable.
3 Carriage PCB defective Replace the carriage PCB ASSY.
4 Head defective Replace the head/carriage unit.
5 Power supply PCB defective Replace the power supply PCB.
6 Main PCB defective Replace the main PCB ASSY.

Error Code 43
Unable to Print 43
LCD
Step Cause Solution
1 Carriage flat cable connection
failure
Reconnect the Carriage flat cable.
2 Head thermistor defective Replace the head/carriage unit.
3 Main PCB defective Replace the main PCB ASSY.

Brother MFC-J2320 Specifications

General

Print Technology	Inkjet
Functions	Print, Copy, Scan, Fax
Connectivity	USB, Ethernet, Wi-Fi
Max Print Resolution	6000 x 1200 dpi
Max Print Size	A3
Scanner Type	Flatbed with ADF
Max Scan Resolution	1200 x 2400 dpi
Copy Speed (Black)	12 cpm
Copy Speed (Color)	9 cpm
Paper Tray Capacity	250 sheets
Mobile Printing	Brother iPrint&Scan, AirPrint, Google Cloud Print
Display	2.7" LCD touchscreen
Paper Handling	A3, A4