Brother MFC-J6920DW Service Manual

Confidential
2-50

Error Code BF
Document scanning position sensor detects a document of which length is larger than
the specified size for duplex scanning.
User Check
- Check whether the document scanned is longer than the specified limit.
- Remove the jammed document.
 Error Code DF
Modem communication failure
 Error Code E0
Modem does not start normally even after resetting the modem.
Unable to Scan BF LCD
Step Cause Solution
1 Document scanning position
actuator caught on the
surrounding parts
Set the document scanning position actuator
into place.
2 Document scanning position
sensor defective
Replace the document scanning position
sensor.
3 Document feed roller worn out/
ADF motor defective
Replace the ADF unit.
4 Main PCB defective Replace the main PCB ASSY.
Unable to Print DF LCD
Unable to Print E0 LCD
Step Cause Solution
1 MJ PCB harness connection
failure
Reconnect the MJ PCB harness.
2 MJ PCB defective Replace the MJ PCB ASSY.
3 Main PCB defective Replace the main PCB ASSY.

Brother MFC-J6920DW Specifications

General

Type	all in one
Tray Capacity	500
Automatic Document Feeder Capacity	35 sheets
Paper Size	11" x 17"
Paper Handling	up to 500 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
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	no
Memory Card	yes
Network	wireless
Connectivity	usb
OS Compatibility	pc: windows server 2003, server 2003 r2, server 2008, server 2008 r2, server 2012, xp home, xp professional, vista, 7 or 8, mac: os x v10.6x, 10.7x or 10.8x
Mobile Devices Connection	yes

Weight and Dimensions

Height	21.9 inches
Width	17 inches
Net Weight	36.4 pounds