Brother MFC-J6920DW Service Manual

Confidential
2-52

Error Code EC
LCD disconnection detected.

Error Code ED
Touch panel initialization failed.
User Check
- Check foreign materials between touch panel and touch panel frame, and remove if
any.
 Error Code F0
Flash file system error
Unable to Print EC LCD
Step Cause Solution
1 LCD flat cable connection
failure
Reconnect the LCD flat cable.
2 LCD PCB harness connection
failure
Reconnect the LCD PCB harness.
3 LCD PCB ASSY defective Replace the LCD PCB ASSY.
4 LCD unit defective Replace the LCD unit.
5 Main PCB defective Replace the main PCB ASSY.
Unable to Print ED LCD
Step Cause Solution
1 Touch panel defective Replace the touch panel ASSY.
2 LCD PCB ASSY defective Replace the LCD PCB ASSY.
3 Main PCB defective Replace the main PCB ASSY.
Unable to Print F0 LCD
Step Cause Solution
1 Program malfunctioning Re-load the firmware.
2 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