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Brother MFC-J6720DW Service Manual

Brother MFC-J6720DW
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5-43
Confidential
1.3.24 Margin Adjustment in Borderless Printing (Maintenance mode 66)
< Function >
This procedure adjusts the top, left, right and bottom margins for borderless printing.
Print out a margin check pattern, measure each margin, and enter the measured
values.
If the head/carriage unit or main PCB ASSY is replaced or the engine and its related
components are disassembled, you need to make the adjustment given below.
< Operating Procedure >
(1) On your PC, when using A4-sized paper, save a copy of
"mediaadj_A4_BHM13.prn" to a USB flash memory or SD card. When using letter-
sized paper, save a copy of "mediaadj_LTR_BHM13.prn".
(2) Use Section 1.3.21 "Printout of PRN/JPEG Files in Memory Card (Maintenance
mode 61)" to print test patterns.
Tip: The test patterns can also be printed by opening "Filedrgs" on your PC and
dragging & dropping each of the above prn files onto the Brother
Maintenance USB Printer driver icon.
(3) Measure the left, right, and bottom margins on the printed pattern.
If each margin is within the range of 2.9 to 3.1 mm, no adjustment is required.
(4) Press the 6 key two times in the initial stage of the maintenance mode.
The "
SELECT66?" appears on the LCD.
(5) Press the Mono Start key to display the "MEDIA SENSOR ADJ".
(6) Press the * key to display the "LEFT 1 :30."
Enter the measured upper left margin value "A" multiplied by 10. If the measured
left margin is 2.8 mm, for example, press the 2, 8, and SET keys.
The "RIGHT1 :10" appears on the LCD.
(7) Enter the measured upper right margin value "B" multiplied by 10. If the measured
right margin is 3.0 mm, for example, press the 3, 0, and SET keys.
The "LEFT 2 :30" appears on the LCD.
(8) Enter the measured lower left margin value "C" multiplied by 10. If the measured
left margin is 2.9 mm, for example, press the 2, 9, and SET key
The "RIGHT 2 :10" appears on the LCD.
(9) Enter the measured lower right margin value "D" multiplied by 10. If the measured
right margin is 3.1 mm, for example, press the 3, 1, and SET keys.
The machine saves the left and right margin values and returns to the initial stage
of the maintenance mode.
(10)Press the 6 key two times in the initial stage of the maintenance mode.
The "
SELECT66?" appears on the LCD.
(11)Press the Mono Start key to display the "
MEDIA SENSOR ADJ".
(12)Press the # key to display the "BOTTOM :30."
Enter the measured bottom margin value "E" multiplied by 10. If the measured
bottom margin is 3.5 mm, for example, press the 3, 5, and SET keys.
The machine saves the bottom margin value and returns to the initial stage of the
maintenance mode.
(13)Go back to step (2) and print the margin check pattern again. If each margin is
within the range of 2.9 to 3.1 mm, the adjustment is completed.

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Brother MFC-J6720DW Specifications

General IconGeneral
Duplex printingYes
Print technologyInkjet
Maximum resolution6000 x 1200 DPI
Duplex printing modeAuto
Print speed (ISO/IEC 24734) mono22 ipm
Print speed (ISO/IEC 24734) color20 ipm
Print speed (black, normal quality, A4/US Letter)35 ppm
Print speed (color, normal quality, A4/US Letter)27 ppm
Copier resize25 - 400 %
Maximum copy resolution1200 x 2400 DPI
Maximum number of copies99 copies
N-in-1 copy function (N=)2, 4
Copy speed (black, normal quality, A4)23 cpm
Copy speed (color, normal quality, A4)20 cpm
Scan toCIFS, E-mail, E-mail Server, Fax, File, FTP, Image, Memory Card, OCR, USB
Scan driversICA, TWAIN, WIA
Scanner typeFlatbed & ADF scanner
Grayscale levels256
Input color depth48 bit
Maximum scan area297 x 432 mm
Output color depth24 bit
Image formats supportedBMP, JPG, PCX, PNG, TIF
Maximum scan resolution19200 x 19200 DPI
Document formats supportedHTM, PDF
Optical scanning resolution2400 x 2400 DPI
FaxingColor faxing
Fax memory200 pages
Modem speed33.6 Kbit/s
Fax resolution (black)203 x 196 DPI
Fax transmission speed3 sec/page
Digital senderNo
Printing colorsBlack, Cyan, Magenta, Yellow
Maximum duty cycle26000 pages per month
Recommended duty cycle250 - 1500 pages per month
Number of print cartridges4
Page description languagesGDI
Paper input typePaper tray
Total input capacity500 sheets
Total output capacity50 sheets
Total number of input trays2
Multi-Purpose tray input capacity1 sheets
Auto document feeder (ADF) input capacity35 sheets
Envelopes sizes10, C5, DL, Monarch
Photo paper sizes10x15 cm
Custom media width89 - 297 mm
Maximum print size210 x 297 mm
Custom media length127 - 431.8 mm
Paper tray media typesCoated paper, Glossy paper, Plain paper, Transparencies
Non-ISO print media sizes2L, Executive (184 x 267mm), Folio (media size), Index card, L, Ledger (media size), Letter (media size)
ISO A-series sizes (A0...A9)A3, A4, A5, A6
Photo paper sizes (imperial)4x6 \
Borderless printing media sizesLedger, 4x6, 10x15, 2L, A3, A4, A6, Index card, L, Letter
Maximum ISO A-series paper sizeA4
DisplayLCD
Control typeTouch
Product colorBlack, White
Display diagonal2.7 \
Market positioningBusiness
Standard interfacesEthernet, USB 1.1, USB 2.0, Wireless LAN
USB 2.0 ports quantity1
Fax compatibilityITU-T G3
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Security algorithms128-bit WEP, 64-bit WEP, SSID, TKIP, WPA-AES, WPA-PSK, WPA-TKIP, WPA2-AES, WPA2-PSK
Mobile printing technologiesApple AirPrint, Brother iPrint & Scan, Google Cloud Print
Compatible memory cardsmicroSD (TransFlash), microSDHC, miniSD, miniSDHC, MMC, MMC Mobile, MMC+, MS Duo, MS Micro (M2), MS PRO Duo, SD, SDHC, SDXC
Sound pressure level (printing)50 dB
AC input frequency50 - 60 Hz
Power consumption (off)0.04 W
Power consumption (standby)4.5 W
Power consumption (PowerSave)1.5 W
Power consumption (average operating)28 W
Package depth497.84 mm
Package width657.86 mm
Package height414 mm
Package weight19912 g
Storage temperature (T-T)10 - 35 °C
Operating relative humidity (H-H)20 - 80 %
Mac operating systems supportedMac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion
Windows operating systems supportedWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Sustainability certificatesBlue Angel, ENERGY STAR
Weight and Dimensions IconWeight and Dimensions
Depth433 mm
Width553 mm
Height310 mm

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