Brother MFC-L5850DW Service Manual

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Confidential
 Error code AE00
Unit home position could not be detected after the power switch was turned ON.
 Error code AF00
Home position is still being detected even after the first side CIS unit was moved.
 Error code B000
Detected that the first side CIS flat cable or second side CIS flat cable was not inserted
correctly when function code 55 was executed.
Step Cause Remedy
1
Incorrect correction data for first
side CIS unit
Execute "Acquire white level data (function
code: 55)".
2
First side CIS unit drive belt
coming off
Reattach the first side CIS unit drive belt.
3 First side CIS unit failure Replace the first side CIS unit.
4 FB motor failure Replace the document scanner unit.
5 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1 Dust on the CIS guide shaft Remove the dust on the CIS guide shaft.
2 CIS drive belt coming off Reattach the CIS drive belt.
3 CIS carriage coming off Reattach the CIS carriage.
4
Connection failure of the FB
motor harness
Reconnect the FB motor harness.
5 First side CIS unit failure Replace the first side CIS unit.
6 FB motor failure Replace the document scanner unit.
7 Main PCB failure Replace the main PCB ASSY.
Step Cause Remedy
1
Connection failure of the first
side CIS flat cable
Reconnect the first side CIS flat cable.
2
Connection failure of the second
side CIS flat cable
Reconnect the second side CIS flat cable.
3 First side CIS unit failure Replace the first side CIS unit.
4 Second side CIS unit failure Replace the second side CIS unit.
5 Main PCB failure Replace the main PCB ASSY.

Brother MFC-L5850DW Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	7.2 s
Print speed (black, normal quality, A4/US Letter)	42 ppm
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
Maximum number of copies	999 copies
N-in-1 copy function (N=)	2, 4
Time to first copy (black, normal)	9.2 s
Copy speed (black, normal quality, A4)	42 cpm
Scan to	CIFS, Cloud, E-mail, E-mail Server, FTP, File, OCR, USB
Scan drivers	ICA, ISIS, SANE, TWAIN, WIA
Scanner type	Flatbed & ADF scanner
Input color depth	48 bit
Output color depth	24 bit
Scan speed (black)	28 ppm
Scan speed (color)	20 ppm
Input grayscale depth	16 bit
Image formats supported	JPEG, JPG, PNG, TIF, TIFF
Maximum scan resolution	19200 x 19200 DPI
Duplex scan speed (black)	56 ppm
Duplex scan speed (color)	34 ppm
Document formats supported	DOCX, HTM, HTML, PDF, PPTX, RTF, TXT, XLS, XLSX, XML, XPS
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax coding methods	JBIG, JPEG, MH, MMR (Fax coding method), MR
Fax speed dialing (max numbers)	300
Printing colors	Black
Maximum duty cycle	50000 pages per month
Number of print cartridges	1
Page description languages	BR-Script 3, Epson FX, IBM ProPrinter, PCL 5c, PCL 5e, PCL 6, PDF 1.3
Display	TFT
Control type	Touch
Display diagonal	3.7 \
Market positioning	Business
Email protocols	APOP, IMAP4, POP3, SMTP
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100Base-T(X)
Security algorithms	64-bit WEP, 128-bit WEP, WPA-PSK, WPA2-PSK
Ethernet LAN data rates	10, 100 Mbit/s
Mobile printing technologies	Apple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service
Near Field Communication (NFC)	No
Supported network protocols (IPv4)	ARP, RARP, BOOTP, DHCP, APIPA (Auto IP), WINS/NetBIOS Name Resolution, DNS Resolver, mDNS, LLMNR Responder, LPR/LPD, Custom Raw Port/Port 9100, POP3, SMTP Client, IPP/IPPS, FTP Client and Server, CIFS Client, TELNET Server, SNMPv1/v2c/v3, HTTP/HTTPS Server, TFTP Client and Server, ICMP, Web Services (Print/Scan), SNTP Client, LDAP, IMAP4
Supported network protocols (IPv6)	NDP, RA, DNS resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, IPP/IPPS, POP3, SMTP Client, FTP Client y Server, CIFS Client, TELNET Server, SNMPv1/v2c, HTTP/HTTPS server, TFTP client y server, ICMPv6, SNTP Client, LDAP, Web Services (Print/Scan), IMAP4
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	70 sheets
Paper tray media types	Bond paper, Envelopes, Labels, Letterhead, Plain paper, Recycled paper
Paper tray media weight	60 - 120 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
Multi-purpose tray media types	Envelopes, Legal, Letter
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 200 g/m²
Auto Document Feeder (ADF) media weight	60 - 105 g/m²
Package depth	525.8 mm
Package width	599.4 mm
Package height	629.9 mm
Package weight	20865 g
Quantity per pack	1 pc(s)
Recommended monthly print volume	3500 pages
Card reader integrated	-
Sound pressure level (printing)	55 dB
AC input voltage	120 V
AC input frequency	50 - 60 Hz
Power consumption (max)	1248 W
Power consumption (off)	0.03 W
Power consumption (ready)	36 W
Power consumption (sleep)	8.4 W
Power consumption (printing)	630 W
Power consumption (average operating)	- W
Energy Star Typical Electricity Consumption (TEC)	0.567 kWh/week
Storage temperature (T-T)	0 - 40 °C
Operating temperature (T-T)	10 - 32 °C
Storage relative humidity (H-H)	35 - 85 %
Operating relative humidity (H-H)	20 - 80 %
Sustainability certificates	EPEAT Silver, ENERGY STAR
Cables included	Phone
Bundled software	Nuance PaperPort SE with OCR for Windows, Presto! PageManager with OCR for Mac
Included cartridge capacity (black)	3000 pages

Weight and Dimensions

Depth	426.7 mm
Width	495.3 mm
Height	485.1 mm