Brother MFC-J6935DW Service Manual

5-8
Confidential
Note: If an error occurs, the machine beeps and displays "Error No **" on the LCD.
Press the Stop key to return to the initial stage of the maintenance mode and
then recover the machine from the error state, following the table given below.
Then go back to step (3).
Error
code
The following error has
occurred.
Do the following:
01
Failed to detect the external
frame.
- Clean the document cover glass.
- Reset the print pattern so that the ▲ mark
is aligned with the left rear of the document
cover without tilt.
- Check that there is no block missing.
- Go back to step (2) and print out "Print
pattern for creating head calibration data"
again.
02
Internal image inclined.
03
Failed to detect position.
04
Failed to write head
calibration data.
- Clean the document cover glass.
- Reset the print pattern so that the ▲ mark
is aligned with the left rear of the document
cover without tilt.
- Check that there is no block missing.
- Restart the machine and perform the
procedure from the beginning again.
- Replace the main PCB.
05
The uneven printing
correction function for upper
and lower ends of the nozzle
is disabled with Maintenance
88.
- Set selector 1 on AMS05 to "0" (ON) in
“1.3.34 Assurance Mode Switch Setting
(Maintenance mode 88)”
in this chapter.
06
Cannot get data due to
memory full.
- Delete fax data and other data stored in the
memory.
- Replace the main PCB.
07
The document scanner unit
is open.
- Close the document scanner unit.
- Reconnect the document scanner sensor
harness.
- Replace the document scanner if the boss
that presses the document scanner sensor
is broken.
- Replace the main PCB.
09
Scanning errors other than
the above.
- Use “1.3.15 Acquisition of White/Black
Level Data (Maintenance mode 55)” in this
chapter.
10
With a media being inserted,
the USB cable or LAN cable
is connected.
- Disconnect the USB cable or LAN cable.
11
The scanner cover is open.
- Close the scanner cover.

Brother MFC-J6935DW Specifications

General

Type	all in one, copier, fax, scanner
Color	gray
Touch Screen	yes
Display Size	3.7 inches
Tray Capacity	500
Output Tray Capacity	100
Automatic Document Feeder Capacity	50 sheets
Paper Size	letter, ledger, executive, envelope (com-10, dl envelope, monarch), a3, a4, a5, a6 photo 4"x6", 3.5"x5", 5"x7", 5"x8", manual by-pass: 3.5" x 5" to 11" x 17"
Printing Method	color
Color Print Speed	20 pages per minute
Mono Print Speed	22 pages per minute
First Page Print Time	6 seconds
Print Resolution Mono	up to 4800 x 1200
Print Resolution Color	up to 4800 x 1200
Two-Sided Printing	no
Maximum Number of Pages Per Month	up to 30, 000
Photo Printing	yes
Scanner Type	flatbed
Scan Resolution	up to 19200 x 19200
Duplex Scan	yes
Fax Function	yes
Cartridges	lc3029bk/c/m/y inkvestment super high-yield cartridges
Number Of Cartridges	4
Number of Ink Tanks	0
Internal Memory	yes
Memory Card	no
Network	wired, wireless
Connectivity	apple airprint, brother iprint&scan, ethernet, google cloud print, mopria print service, nfc, usb, wi-fi direct
OS Compatibility	windows 10, 8.1, 8, 7, vista; windows server 2012, 2012 r2, 2008, 2008 r2; os x v 10.11.x, 10.10.x, 10.9.5.x; hdd space for drivers and apps
Mobile Devices Connection	yes

Weight and Dimensions

Depth	22.7 inches
Height	14.7 inches
Width	22.6 inches
Net Weight	51.8 pounds