Brother MFC-L8850CDW Service Manual

2-39
Confidential
4. TROUBLESHOOTING
4.1 Error Cause and Remedy
■
Error code 0100
ASIC error or motor driver error occurred.
■ Error code 0201
Synchronization signal from the main motor cannot be detected. Or the main motor speed is
unstable after a set period of time.
■ Error code 0202
Synchronization signal from the process motor cannot be detected. Or the process motor
speed is unstable after a set period of time.
Print Unable 01
Turn the power off and then back on again.
Step Cause Remedy
1 Main PCB failure Replace the main PCB ASSY.
Print Unable 02
Turn the power off and then back on again.
Step Cause Remedy
1 Connection failure of the main
motor harness
Reconnect the main motor harness.
2 Connection failure of the
low-voltage power supply PCB
harness
Reconnect the low-voltage power supply
PCB harness.
3 Part in the process drive unit
damaged
Replace the process drive unit.
4 Fuser unit damaged Replace the fuser unit.
5 Low-voltage power supply PCB
failure
Replace the low-voltage power supply
PCB unit.
6 Main PCB failure Replace the main PCB ASSY.
Print Unable 02
Turn the power off and then back on again.
Step Cause Remedy
1 Connection failure of the process
motor harness
Reconnect the process motor harness.
2 Connection failure of the
low-voltage power supply PCB
harness
Reconnect the low-voltage power supply
PCB harness.
3 Part in the process drive unit
damaged
Replace the process drive unit.
4 Low-voltage power supply PCB
failure
Replace the low-voltage power supply
PCB unit.
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