Brother MFC-J2330DW Service Manual

Confidential
2-80
4.8 Scanned-image Problems
4.8.1 Defective images
Fig. 2-12
4.8.2 Troubleshooting from image defect
■ Light
Light Scanning position failure Dark Completely blank
Horizontal streaks
White horizontal
streaks
Colored over the whole page
Entire image is
distorted or
deformed
Image is stretched All black
Shadows when
scanning by
document scanner
< User Check >
- Check if the contrast is set to "Light."
- Clean document cover glass or ADF glass.
- Clean the document pressure bar.
Step Cause Solution
1 White level correction data
failure
Carry out maintenance 55.
2 First side or second side CIS
unit defective
Replace the first side or second side CIS unit.
3 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