Brother MFC-L8600CDW Service Manual

2-73
Confidential
■ Error code 9803
Density patch measurement ended unsuccessfully during color density adjustment performed
from the control panel.
Error code 9804
Error occurred with the value measured during density sensor sensitivity calibration.
< User Check >
- Check if the toner cartridges are set in the correct order of colors.
- Replace the toner cartridge.
- Replace the drum unit.
- If the belt unit has a scratch, replace it.
- If “WT Box End Soon” is displayed on the LCD and the belt unit has dirt, replace the waste
toner box.
Calibration
Calibration failed. Press [Retry], and try again.
Calibration
Calibration failed. Press [Retry], and try again.
Step Cause Remedy
1 Dirt on the registration mark
sensor L
Clean the registration mark sensor L.
2 Failure in printed measurement
pattern image
If failure occurs when printing “2D3S
YMCBWKW_A” in “Function code 71”,
refer to
“4.3 Troubleshooting for Image Defects” in
this chapter and take a measure.
3 Connection failure of the
registration mark sensor L PCB
harness
Reconnect the registration mark sensor L
PCB harness.
4 Density sensor failure Replace the registration mark sensor unit.
5 Main PCB failure Replace the main PCB ASSY.

Brother MFC-L8600CDW Specifications

General

Type	all in one
Color	white
Tray Capacity	300
Automatic Document Feeder Capacity	35 sheets
Paper Size	8.5" x 14"
Paper Handling	up to 300 sheets
Color Print Speed	30 pages per minute
Mono Print Speed	30 pages per minute
Print Resolution Color	up to 2400 x 600
Maximum Number of Pages Per Month	up to 40, 000
Scanner Type	flatbed
Scan Resolution	up to 2400 x 1200
Cartridges	tn331bk, tn336bk, tn331y, tn336y, tn331m, tn336m, tn331c, tn336c, dr331cl
Number Of Cartridges	4
Internal Memory	yes
Network	wired, wireless
Connectivity	usb, google cloud print
OS Compatibility	windows, mac os, linux
Mobile Devices Connection	yes

Weight and Dimensions

Height	16.1 inches
Width	19.8 inches
Net Weight	63.5 pounds