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Brother MFC-J6935DW Service Manual

Brother MFC-J6935DW
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Confidential
2-65
Paper jam during duplex printing
< User Check >
- Adjust the paper guide to match the recording paper size.
- Check that the paper smaller than the specified size is not loaded.
- Check thickness of recording paper is within tolerance of each type.
- Clean the related rollers.
- Check that Output paper tray is set correctly (not inserted halfway)
.
4.2.8 Prints only single side of the paper when duplex-printing
< User Check >
- Set the driver settings to duplex-printing.
- Check if the recording papers are not overlapping each other. Shuffle the papers
thoroughly in the case of overlapping.
4.2.9 “No Paper Fed” is displayed
< User Check >
- Load recording paper in the target paper tray.
Step Cause Solution
1 Foreign materials in the
recording paper path
Remove foreign materials.
2 Switchback inner paper guide
not mounted in place
Set the switchback inner paper guide into place.
3 Switchback outer paper guide
not mounted in place
Set the switchback outer paper guide into place.
4
Switchback roller belt out of place
Set the switchback roller belt into place.
5
Paper ejection roller belt out of
place
Set the paper ejection roller belt into place.
6 DX paper guide ASSY not
mounted in place
Set the DX paper guide ASSY into place.
7 DX roller holder not mounted in
place
Set the DX roller holder into place.
8 Main PCB defective Replace the main PCB.
Step Cause Solution
1 Switching lever guide defective Replace the maintenance unit.
2 Main PCB defective Replace the main PCB.
Step Cause Solution
1 Paper remaining sensor
harness connection failure
Reconnect the paper remaining sensor
harness.
2 Paper remaining actuator
caught on the surrounding
parts
Set the paper remaining actuator into place.
3 Main PCB defective Replace the main PCB.

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Brother MFC-J6935DW Specifications

General IconGeneral
Typeall in one, copier, fax, scanner
Colorgray
Touch Screenyes
Display Size3.7 inches
Tray Capacity500
Output Tray Capacity100
Automatic Document Feeder Capacity50 sheets
Paper Sizeletter, 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 Methodcolor
Color Print Speed20 pages per minute
Mono Print Speed22 pages per minute
First Page Print Time6 seconds
Print Resolution Monoup to 4800 x 1200
Print Resolution Colorup to 4800 x 1200
Two-Sided Printingno
Maximum Number of Pages Per Monthup to 30, 000
Photo Printingyes
Scanner Typeflatbed
Scan Resolutionup to 19200 x 19200
Duplex Scanyes
Fax Functionyes
Cartridgeslc3029bk/c/m/y inkvestment super high-yield cartridges
Number Of Cartridges4
Number of Ink Tanks0
Internal Memoryyes
Memory Cardno
Networkwired, wireless
Connectivityapple airprint, brother iprint&scan, ethernet, google cloud print, mopria print service, nfc, usb, wi-fi direct
OS Compatibilitywindows 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 Connectionyes
Weight and Dimensions IconWeight and Dimensions
Depth22.7 inches
Height14.7 inches
Width22.6 inches
Net Weight51.8 pounds

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