Brother MFC-J3520 Service Manual

4-10
Confidential
Check Items on the ADF Copy Chart
Check that the copied chart has none of the following defects.
A: Color blocks
- Patchy color
Note: Vertical streaks in color blocks are negligible.
B: Contrast charts 1, 2 and 3
- Black or white vertical streaks
- Patchy color
- Missing dots
C: Resolution chart
- Black or white vertical streaks
- Missing dots
D: Whole page
- Ghost (image printed on the blank area)
- Color horizontal streaks
- Black vertical band
 ADF Copy Chart
A
C
B
Not used for
checking
scanning.

Brother MFC-J3520 Specifications

General

Print Technology	Inkjet
Duplex Printing	Yes
Fax Modem Speed	33.6 kbps
Functions	Print, Copy, Scan, Fax
Standard Paper Capacity	250 sheets
Mobile Printing	Yes
Max Print Resolution	6000 x 1200 dpi
Scanner Type	Flatbed + ADF
Max Scan Resolution	1200 x 2400 dpi
Connectivity	USB, Ethernet, Wi-Fi
Automatic Document Feeder (ADF)	Yes
Ink Cartridges	Black, Cyan, Magenta, Yellow
Print Speed (Black)	Up to 35 ppm (draft), 12 ppm (ISO)
Print Speed (Color)	27 ppm
Display	2.7" Touchscreen Color LCD