Brother MFC-J6935DW Service Manual

Confidential
2-58
Fig. 2-8
Step Cause Solution
14 PF encoder disk defective Replace the PF encoder disk.
15 Registration sensor defective Replace the registration sensor PCB ASSY.
16 3rd tray paper pull-in sensor
defective
Replace the 3rd tray paper pull-in sensor.
17 Paper feed motor defective Replace the paper feed motor.
18 3rd tray paper feed motor
defective
Replace the 3rd tray paper feed motor.
19 ASF motor/Switching lever
guide defective
Replace the maintenance unit.
20 Main PCB defective Replace the main PCB.
Maintenance unit
Lubricant type: Permalub BAN-5
Lubricant amount: 3.0 mm diameter ball
Apply grease here.

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