Brother MFC-L2712DW User Manual

2-90
Confidential
 Horizontal stripes
 White vertical streaks on image
<User Check>
• This problem may disappear after printing multiple sheets of paper.
• Refer to <How to clean the drum unit> to remove the dirt from the
exposure drum using a cotton applicator.
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one.
Step Cause Remedy
1
Dirty charge electrodes Clean the electrodes of the drum unit and
those of the machine. (Refer to Fig. 2-13 (P2-
56) and Fig. 2-12 (P2-56).)
2
Dirt on the exposure drum Perform drum cleaning.
(Refer to “2.1 Drum Cleaning” in Chapter 5.)
3
A ground wire or ground plate
installation failure (Grounding
is not performed correctly.)
Retighten the screws of each ground wire or
ground plate. Repair the bend of the tray
ground spring of the paper tray.
(Refer to Fig. 2-18 (P2-89).)
4
Scratch or dirt on the fuser
unit
Replace the fuser unit.
5
High-voltage power supply
PCB failure
Replace the high-voltage power supply PCB
ASSY.
<User Check>
• Check that there is no dust on the toner cartridge.
• Refer to <How to clean the drum unit> to remove the dirt from the
exposure drum using a cotton applicator.
• Replace the drum unit with a new one.
• Replace the toner cartridge with a new one.
Step Cause Remedy
1
Dirt on the exposure drum Perform drum cleaning.
(Refer to “2.1 Drum Cleaning” in Chapter 5.)
2 Laser unit failure Replace the laser unit.

Brother MFC-L2712DW Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Duplex printing mode	Auto
Time to first page (black, normal)	8.5 s
Print speed (black, normal quality, A4/US Letter)	30 ppm
Duplex print speed (black, normal quality, A4/US Letter)	15 ppm
Copier resize	25 - 400 %
Maximum copy resolution	600 x 600 DPI
N-in-1 copy function (N=)	2, 4
Copy speed (black, normal quality, A4)	30 cpm
Scan to	E-mail, File, Image, OCR
Grayscale levels	256
Output color depth	24 bit
Scan speed (black)	23.6 ppm
Scan speed (color)	7.5 ppm
Output grayscale depth	8 bit
Faxing	Mono faxing
Modem speed	33.6 Kbit/s
Fax speed dialing (max numbers)	200
Digital sender	-
Printing colors	Black
Maximum duty cycle	15000 pages per month
Page description languages	GDI
Display	LCD
Market positioning	Home & office
Display number of lines	2 lines
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	120 sheets
Total number of input trays	1
Auto document feeder (ADF) input capacity	50 sheets
Maximum print size	215 x 355 mm
Paper tray media types	Bond paper, Envelopes, Plain paper, Recycled paper
Paper tray media weight	60 - 163 g/m²
ISO A-series sizes (A0...A9)	A4, A5, A6
Multi-purpose tray media types	Executive, Letter
Maximum ISO A-series paper size	A4
Multi-Purpose Tray media weight	60 - 230 g/m²
Auto Document Feeder (ADF) media weight	64 - 105 g/m²
Sound power level (standby)	30 dB
Sound pressure level (printing)	48 dB
Sound pressure level (quiet mode)	44 dB
USB connector	USB Type-A
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, SMTP-AUTH, SNMPv3, SSL/TLS, WPA-AES, WPA-PSK, WPA-TKIP, WPA2-AES, WPA2-PSK, WPA2-TKIP
Ethernet LAN data rates	10, 100 Mbit/s
Mobile printing technologies	Apple AirPrint, Brother iPrint & Scan, Google Cloud Print, Mopria Print Service
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/Port9100, SMTP Client, IPP/IPPS, FTP Server, SNMPv1/v2c/v3, HTTP/HTTPS server, TFTP client and server, ICMP, Web Services (Print), SNTP Client
Supported network protocols (IPv6)	NDP, RA, DNS resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/Port9100, IPP/IPPS, SMTP Client, FTP Server, SNMPv1/v2c/v3, HTTP/ HTTPS server, TFTP client and server, ICMPv6, SNTP Client, Web Services (Print)
Power consumption (off)	0.03 W
Power consumption (ready)	42 W
Power consumption (sleep)	6.2 W
Power consumption (printing)	440 W
Power consumption (PowerSave)	260 W
Power consumption (average operating)	- W
Energy Star Typical Electricity Consumption (TEC)	1.232 kWh/week
Sustainability certificates	Blue Angel, ENERGY STAR
Mac operating systems supported	Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks
Server operating systems supported	Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2
Windows operating systems supported	Windows 7, Windows 8
Package depth	517 mm
Package width	580 mm
Package height	434 mm
Package weight	14900 g
Included cartridge capacity (black)	1 pages

Weight and Dimensions

Depth	398.5 mm
Width	410 mm
Height	318.5 mm