Brother MFC-J6920DW Service Manual

Confidential
2-86
4.10.4 Internal memory errors
User Check
- Delete saved print data and fax data.
- Disconnect and insert again the power cord.
4.10.5 Security Function Lock related problems
User Check
- Ask administrator to release security function lock.
- Delete the personal information to unlock the password.
4.10.6 Ink cartridge related problems
User Check
- Check if incompatible ink cartridge is set.
- Reset the ink cartridge.
- Check if ink cartridge has been already set before instruction for ink cartridge setting
during initial installation.
4.10.7 Loud printing sound
User Check
- Set the silent mode enabled in the user menu.
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 Main PCB defective Replace the main PCB ASSY.
Step Cause Solution
1 Ink sensor flat cable
connection failure
Reconnect the ink sensor flat cable.
2 Each ink cartridge sensor, ink
remaining sensor, ink cartridge
detection sensor, or IC chip
PCB defective
Replace the ink refill 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