Brother MFC-L8850CDW Service Manual

2-53
Confidential
■ Error code 6001
The front cover sensor detected that the front cover was open.
< User Check >
- Close the front cover.
■ Error code 6004
The eject sensor detected that the fuser cover was open.
< User Check >
- Close the fuser cover.
Cover is Open
Close the Front Cover.
Step Cause Remedy
1 Connection failure of the front
cover sensor harness
Reconnect the front cover sensor
harness.
2 Front cover failure Replace the front cover.
3 Front cover sensor failure Replace the front cover sensor.
4 Main PCB failure Replace the main PCB ASSY.
Cover is Open
Close the Back Cover of the machine.
Step Cause Remedy
1 Eject actuator that has come off
or that has been caught
Re-assemble the eject actuator.
2 Fuser cover installation failure Re-assemble the fuser cover.
3 Connection failure of the eject
sensor PCB harness
Reconnect the eject sensor PCB harness.
4 Eject sensor PCB failure Replace the eject sensor PCB ASSY.
5 Main PCB failure Replace the main PCB ASSY.

Brother MFC-L8850CDW Specifications

General

Type	all in one
Color	white
Tray Capacity	300
Automatic Document Feeder Capacity	50 sheets
Paper Size	8.5"x14"
Paper Handling	up to 300 sheets
Color Print Speed	32 pages per minute
Mono Print Speed	32 pages per minute
Print Resolution Color	up to 2400 x 600
Maximum Number of Pages Per Month	unknown
Scanner Type	flatbed
Scan Resolution	up to 2400 x 1200
Copier Resolution Mono	up to 600 x 600
Copier Resolution Color	up to 600 x 600
Cartridges	tn331bk, tn331c, tn331m, tn331y
Number Of Cartridges	4
Internal Memory	yes
Memory Card	no
Network	wired, wireless
Connectivity	usb, google cloud print
OS Compatibility	windows, mac os, linux
Mobile Devices Connection	yes

Weight and Dimensions

Height	19.3 inches
Width	20.7 inches
Net Weight	67.4 pounds