Brother MFC-J2330DW Service Manual

Confidential
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4.7 Document Feeding Problems
4.7.1 Document can not be fed
< User Check >
- Check that document is loaded all the way to the end correctly in the document tray.
- Check that the number of documents loaded in the document tray is within specified
volume.
4.7.2 Document double feeding
< User Check >
- Check whether a document thinner than the specified one is used..
Step
Cause Solution
1 Foreign materials in adjacent
area of the document pick-up
roller
Remove foreign materials.
2 Document pick-up roller
stained
Clean the document pick-up roller.
3 Document detection actuator
not mounted in place
Set the document detection actuator into place.
4 ADF motor harness connection
failure
Reconnect the ADF motor harness.
5 ADF document detection
sensor harness connection
failure
Reconnect the ADF document detection sensor
harness.
6 Document pick-up roller worn
out
Replace the document separation roller ASSY.
7 ADF document detection
sensor defective
Replace the ADF document detection sensor/
ADF document width sensor PCB.
8 ADF motor defective
Document feed gear,
document separation roller
gear broken
Replace the ADF unit.
9 Main PCB defective Replace the main PCB.
Step
Cause Solution
1 ADF separation pad worn out Replace the ADF separation pad holder ASSY.

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