Brother MFC-L6700DW Service Manual

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Confidential
10.3 LT side cover L ............................................................................................................... 3-125
10.4 LT side cover R ............................................................................................................... 3-126
10.5 LT front cover ASSY ....................................................................................................... 3-127
10.6 LT control PCB ASSY ..................................................................................................... 3-128
10.7 LT pickup clutch .............................................................................................................. 3-129
10.8 LT release clutch ............................................................................................................ 3-130
10.9 LT connector ASSY / LT connector upper ...................................................................... 3-133
10.10LT paper feed sensor PCB ASSY ................................................................................... 3-134
10.11LT paper empty sensor PCB ASSY ................................................................................ 3-137
CHAPTER 4 ADJUSTING AND UPDATING SETTINGS
AS REQUIRED AFTER PARTS REPLACEMENT
1. IF YOU REPLACE THE MAIN PCB ASSY ................................................................................. 4-1
1.1 Installing Firmware (Sub Firmware and Main Firmware) .................................................... 4-2
1.1.1 Checking firmware version ..................................................................................... 4-2
1.1.2 Installing firmware .................................................................................................. 4-3
1.2 Adjusting Touch Panel (Function Code: 61) ....................................................................... 4-5
1.3 Initializing the EEPROM of the Main PCB ASSY (Function Code: 01) ............................... 4-5
1.4 Configure for Country/Region and Model (Function Code: 74) .......................................... 4-5
1.5 Activating Memory Writing .................................................................................................. 4-5
1.6 Setting Serial Number and Entering Adjusted Value of Laser Unit ..................................... 4-6
1.7 Acquiring White Level Data (Function Code: 55) ................................................................ 4-7
1.8 Adjusting Left-end and Upper-end Print Position (Function Code: 45) (TT only) ............... 4-7
1.9 Resetting to Factory Shipping State ................................................................................... 4-7
2. IF YOU REPLACE THE LOW-VOLTAGE POWER SUPPLY PCB ASSY ................................. 4-8
2.1 Resetting Irregular Power Supply Counter of the
Low-voltage Power Supply PCB (Function Code: 88) ........................................................ 4-8
3. IF YOU REPLACE THE LASER UNIT ........................................................................................ 4-9
3.1 Entering Adjusted Value of Laser Unit .............................................................................. 4-10
3.2 Resetting Printed Pages Counter of the Laser Unit .......................................................... 4-10
4. IF YOU REPLACE THE LCD PANEL ASSY OR PANEL PCB ................................................ 4-11
4.1 Adjusting Touch Panel (Function Code: 61) ..................................................................... 4-11
4.2 Checking LCD Operation (Function Code: 12) ................................................................. 4-11
5. IF YOU REPLACE THE ADF UNIT, FIRST SIDE CIS UNIT,
SECOND SIDE CIS UNIT OR DOCUMENT SCANNER UNIT ................................................. 4-12
5.1 Acquiring White Level Data (Function Code: 55) .............................................................. 4-12
5.2 Scanning and Printing Check ........................................................................................... 4-12
6. IF YOU REPLACE THE FUSER UNIT ...................................................................................... 4-13
6.1 Resetting Printed Pages Counter of the Fuser Unit .......................................................... 4-13
7. IF YOU REPLACE A PF KIT ..................................................................................................... 4-14
7.1 Resetting Printed Pages Counter of a PF Kit ................................................................... 4-14

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