Brother MFC-J6520DW Service Manual

Confidential
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4.7.4 Wrinkles on documents
User Check
- Check that the document guide is correctly set to the document size.
- Check that documents are not curled.
4.7.5 Document size not correctly detected
User Check
- Check that documents are within specified size.
Step Cause Solution
1 Document separation roller
worn out
Replace the document separation roller ASSY.
2 Each paper feed roller worn
out
Replace the ADF unit.
Step Cause Solution
1 Document scanning position
actuator caught on the
surrounding parts
Set the document scanning position actuator
into place.
2 Document width actuator
caught on the surrounding
parts
Set the document width actuator into place.
3 Document scanning position
sensor harness connection
failure
Reconnect the document scanning position
sensor harness.
4 Document width sensor
harness connection failure
Reconnect the document width sensor harness.
5 Document scanning position
sensor defective
Replace the document scanning position
sensor PCB ASSY.
6 Document width sensor
defective
Replace the document width sensor.
7 Main PCB defective Replace the main PCB ASSY.

Brother MFC-J6520DW Specifications

General

Type	all in one
Color	gray
Tray Capacity	250
Automatic Document Feeder Capacity	35 sheets
Paper Size	11" x 17"
Paper Handling	up to 250 sheets
Color Print Speed	20 pages per minute
Mono Print Speed	22 pages per minute
Print Resolution Mono	up to 6000 x 1200
Print Resolution Color	up to 6000 x 1200
Maximum Number of Pages Per Month	up to 25, 000
Scanner Type	flatbed
Scan Resolution	up to 2400 x 1200
Copier Resolution Mono	up to 2400 x 1200
Copier Resolution Color	up to 2400 x 1200
Fax Function	yes
Cartridges	lc103bk/c/m/y
Number Of Cartridges	4
Internal Memory	yes
Memory Card	yes
Network	wired, wireless
Connectivity	usb
OS Compatibility	pc: windows xp home, xp professional, vista, 7, 8, server 2003, server 2003 r2, server 2008, server 2008 r2 or server 2012, mac: os x 10.6.x, 10.7.x or 10.8.x
Mobile Devices Connection	yes

Weight and Dimensions

Height	21.8 inches
Width	17 inches
Net Weight	31.5 pounds