Brother MFC-L8850CDW Service Manual

2-40
Confidential
■ Error code 0300
The Lock signal of the polygon motor of the laser unit cannot be detected.
Error code 0401
BD sensor 1 damaged.
Error code 0402
BD sensor 4 damaged.
Print Unable 03
Turn the power off and then back on again.
Print Unable 04
Turn the power off and then back on again.
Print Unable 04
Turn the power off and then back on again.
Step Cause Remedy
1 Connection failure of the polygon
motor harness
Reconnect the polygon motor harness.
2 Laser unit failure Replace the laser unit.
3 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