Brother MFC-J2330DW Service Manual

Confidential
2-35
■ Error Code 3F00
Carriage motor cannot stop.
■ Error Code 4000
Casing internal thermistor defective
Casing internal thermistor detects -20 degree-C or less and 80 degree-C or more
when power is ON.
■ Error Code 4200
Head voltage does not turn OFF.
< User Check >
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
Step Cause Solution
1 Carriage motor harness
connection failure
Reconnect the carriage motor harness.
2 CR encoder strip stained Clean the CR encoder strip.
3 CR encoder strip defective Replace the CR encoder strip.
4 CR encoder sensor defective Replace the carriage PCB ASSY.
5 Carriage motor defective Replace the carriage motor.
6 Main PCB defective Replace the main PCB.
Step Cause Solution
1 Casing internal thermistor
defective
Replace the ink refill ASSY.
2 Main PCB defective Replace the main PCB.
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.

Brother MFC-J2330DW Specifications

General

Print Technology	Inkjet
Functions	Print, Copy, Scan, Fax
Connectivity	USB, Ethernet, Wi-Fi, Wi-Fi Direct
Scan Resolution	1200 x 2400 dpi
Fax Speed	33.6 kbps
Max Print Resolution	4800 x 1200 dpi
Print Speed (Black)	22 ppm
Print Speed (Color)	20 ppm
Duplex Printing	Automatic
Display	2.7" Touchscreen
ADF Capacity	50 sheets
Supported Paper Sizes	A3, A4
Operating System Support	Windows, macOS, Linux
Scanner Type	Flatbed, ADF
Mobile Printing	Brother iPrint&Scan, AirPrint, Google Cloud Print
Ink Cartridges	Black, Cyan, Magenta, Yellow
Paper Input Capacity	250 sheets