Brother MFC-L6700DW Service Manual

2-2
Confidential
1.2 Checks before Commencing Troubleshooting
Check the following items before commencing repairs on the machine.
 Operating environment
(1) The machine is placed on a flat, stable surface.
(2) The machine is used in a clean environment where the temperature is 10°C (50°F) to
32°C (89.6°F), and the relative humidity is maintained between 20% and 80%.
(3) The machine is not exposed to direct sunlight, excessive heat, moisture, or dust.
(4) Hold the machine level while moving it. Be sure to move or lift the machine with 2 or
more people.
Fig. 2-1
 Power supply
(1) Power described on the rating label attached on the machine is supplied.
Power fluctuation should be within ±10% of the rated voltage.
(2) The AC input power supply is within the regulated value.
(3) The cables and harnesses are connected correctly.
(4) The fuses are not blown.
 Paper
(1) The recommended type of paper is being used.
(2) The paper is not damp.
(3) Short-grained paper or acid paper is not used.
 Consumable parts
(1) The drum unit (including toner cartridge) is set correctly.

Brother MFC-L6700DW Specifications

General

Duplex printing	Yes
Print technology	Laser
Maximum resolution	1200 x 1200 DPI
Time to first page (black, normal)	7.5 s
Print speed (black, normal quality, A4/US Letter)	48 ppm
Digital sender	-
Maximum duty cycle	100000 pages per month
Recommended duty cycle	0 - 5000 pages per month
Page description languages	BR-Script 3, Epson FX, IBM ProPrinter, PCL 6, PDF 1.7
Copier resize	25 - 400 %
Maximum copy resolution	1200 x 600 DPI
N-in-1 copy function (N=)	2, 4
Copy speed (black, normal quality, A4)	48 cpm
Scan to	E-mail, FTP, File, Image, OCR, USB
Scan drivers	ICA, ISIS, SANE, TWAIN, WIA
Scanner type	Flatbed & ADF scanner
Scan speed (black)	28 ppm
Scan speed (color)	20 ppm
Image formats supported	BMP, JPG, PNG, TIF
Maximum scan resolution	19200 x 19200 DPI
Duplex scan speed (black)	56 ppm
Duplex scan speed (color)	34 ppm
Document formats supported	DOCX, PDF, PPTX, XML, XPS
Email protocols	APOP, IMAP4, POP3
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100/1000Base-T(X)
Security algorithms	64-bit WEP, 128-bit WEP, 802.1x RADIUS, APOP, EAP-FAST, SMTP-AUTH, SSL/TLS, WPA-PSK, WPA2-PSK
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Online services supported	Dropbox, Evernote, Google Drive, OneDrive
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, 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 and Server, CIFS Client, TELNET Server, SNMPv1/v2c, HTTP/HTTPS server, TFTP client and server, ICMPv6, SNTP Client, LDAP, Web Services (Print/Scan), IMAP4
Faxing	Mono faxing
Fax memory	500 pages
Modem speed	33.6 Kbit/s
Fax transmission speed	2.5 sec/page
Total input capacity	520 sheets
Total output capacity	150 sheets
Multi-Purpose tray input capacity	50 sheets
Auto document feeder (ADF) input capacity	70 sheets
Envelopes sizes	6 3/4, 7 3/4, 9, 10
Paper tray media types	Bond paper, Envelopes, Labels, Plain paper, Recycled paper
ISO A-series sizes (A0...A9)	A4, A5, A6
Duplex media weight (imperial)	17 - 24 lbs
Multi-purpose tray media types	Bond paper
Maximum ISO A-series paper size	A4
Paper tray media weight (imperial)	16 - 32 lbs
Multi-Purpose Tray media weight (imperial)	16 - 53 lbs
Display	LCD
Control type	Touch
Product color	Black
Display diagonal	4.85 \
Market positioning	Business
Internal memory	512 MB
Sound power level (standby)	35 dB
Sound pressure level (printing)	55 dB
Sustainability certificates	ENERGY STAR
AC input voltage	120 V
AC input frequency	50 - 60 Hz
Power consumption (ready)	36 W
Power consumption (sleep)	1.8 W
Power consumption (average operating)	680 W
Operating relative humidity (H-H)	20 - 80 %
Package depth	525.78 mm
Package width	599.44 mm
Package height	657.86 mm
Package weight	22089.95 g

Weight and Dimensions

Width	495.3 mm