Brother MFC-J6730DW Service Manual

Confidential
2-87
■ White horizontal streaks
■ Colored over the whole page
■ Entire image is distorted or deformed
< User Check >
- Clean the document cover glass or second side CIS
glass.
-
Clean the document pressure bar.
Step Cause Solution
1 White reference film of document
scanner unit stained (in the case of
problem in first side)
Clean the white reference film of
document scanner unit.
2 White reference film of document
pressure bar of ADF stained (in the
case of problem in second side)
Clean the white reference film of
document pressure bar of ADF.
3 First side or second side CIS unit
defective
Replace the first side or second side CIS
unit.
4 White reference film of document
scanner unit damaged, broken (in the
case of problem in first side)
Replace the document scanner unit.
5 White reference film of document
pressure bar of ADF damaged,
broken (in the case of problem in
second side)
Replace the ADF unit.
< User Check >
- Clean the document cover glass or second
side CIS glass.
-
Clean the document pressure bar.
Step Cause Solution
1 White level correction data
failure
Carry out maintenance mode 55.
2 First side or second side CIS
unit defective
Replace the first side or second side CIS unit.
3 Main PCB defective Replace the main PCB.
Step Cause Solution
1 CIS type mismatches Carry out maintenance mode 59 to rewrite firmware.
2 Ink refill ASSY defective Replace the ink refill ASSY.

Brother MFC-J6730DW Specifications

General

Duplex printing	Yes
Print technology	Inkjet
Maximum resolution	4800 x 1200 DPI
Duplex printing mode	Auto
Print speed (black, normal quality, A4/US Letter)	22 ppm
Print speed (color, normal quality, A4/US Letter)	20 ppm
Copier resize	25 - 400 %
Maximum number of copies	99 copies
Scanner type	ADF scanner
Maximum scan area	295 x 429.8 mm
Maximum scan resolution	19200 x 19200 DPI
Optical scanning resolution	- DPI
Optical scanning resolution (black)	600 x 600 ppi
Optical scanning resolution (color)	600 x 300 ppi
Faxing	Color faxing
Fax memory	200 pages
Modem speed	33.6 Kbit/s
Fax forwarding to	PC
Fax speed dialing (max numbers)	100
Digital sender	-
Printing colors	Black, Cyan, Magenta, Yellow
Maximum duty cycle	- pages per month
Display	LCD
Control type	Touch
Product color	Black
Market positioning	Home & office
Paper input type	Paper tray
Total input capacity	250 sheets
Total output capacity	100 sheets
Maximum input capacity	501 sheets
Auto document feeder (ADF) input capacity	50 sheets
Envelopes sizes	C5, Com-10, DL, Monarch
Paper tray media types	Glossy paper, Plain paper, Recycled paper
Non-ISO print media sizes	Folio (media size), Ledger (media size), Legal (media size), Letter (media size)
ISO A-series sizes (A0...A9)	A3, A4, A5, A6
ISO B-series sizes (B0...B9)	B4, B5, B6
Photo paper sizes (imperial)	9x13, 10x15, 13x18 \
Maximum ISO A-series paper size	A4
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-AES, WPA-PSK, WPA-TKIP, WPA2-AES, WPA2-PSK, WPA2-TKIP
Ethernet LAN data rates	10, 100 Mbit/s
Internal memory	128 MB
Standard interfaces	Ethernet, USB 2.0
AC input voltage	220 - 240 V
AC input frequency	50 - 60 Hz
Power consumption (off)	0.04 W
Power consumption (ready)	6 W
Power consumption (sleep)	1.6 W
Power consumption (copying)	28 W
Power consumption (average operating)	- W
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 10.9 Mavericks
Server operating systems supported	Windows Server 2008, Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016
Windows operating systems supported	Windows 10, Windows 7, Windows 8, Windows 8.1, Windows Vista

Weight and Dimensions

Depth	477 mm
Width	575 mm
Height	374 mm