Brother MFC-7365DN Service Manual

2-71
Confidential
3.5 Paper Feeding Problems
Problems related to paper feeding are end user recoverable if following the User Check
items. If the same problem occurs again, follow each procedure in the order of the number
described in the Step column in the tables below.
3.5.1 Pickup function of Paper tray does not work.
3.5.2 No feeding
Not detect paper at feeding input
Step Cause Remedy
1
Link arm catching on some position Re-assemble the link arm.
2
Pick-up roller holder ASSY
catching on some position
Re-assemble the pick-up roller holder
ASSY.
3
Harness connection failure of main
motor
Reconnect the harness of the main motor.
4
Plate-up gear (gear Z19M10 or lift
gear 46) failure
Replace the plate-up gear (gear Z19M10
or lift gear 46).
5 Main motor failure Replace the main motor.
6
Low voltage power supply PCB
ASSY failure
Replace the low voltage power supply PCB
ASSY.
7 Main PCB failure Replace the main PCB ASSY.
User Check
• Check if the paper tray is loaded correctly.
• Check if the paper is loaded into the paper tray correctly.
• Check that the paper smaller than the specified size is not loaded.
• Adjust the paper guide corresponding to the position of paper guide.
• Check if too much paper is loaded in the tray.
• Clean the surface of the separation pad or pick-up/separate roller.
Step Cause Remedy
1
Link arm and pick-up roller holder
ASSY not assembled correctly
Re-assemble the link arm and pick-up
roller holder ASSY.
2
Harness connection failure of T1
clutch ASSY
Check the harness connections of the T1
clutch ASSY, and reconnect it.
3
Harness connection failure of
paper edge sensor harness ASSY
(The models with paper edge
actuator only)
Check the harness connections of the
paper edge sensor harness ASSY, and
reconnect it.
4
Harness connection failure of
regist front sensor PCB
Check the harness connections of the
regist front sensor PCB, and reconnect it.
5 Paper feeding roller failure Replace the paper feeding kit.
6
Plate-up gear (gear Z19M10 or lift
gear 46) failure
Replace the plate-up gear (gear Z19M10
or lift gear 46).
7 T1 clutch ASSY failure Replace the T1 clutch ASSY.
8 Main PCB failure Replace the main PCB ASSY.
9
Paper edge sensor failure
(The models with paper edge
actuator only)
Check the sensor performance following
the procedure in "Operational check of
sensors" (Chapter 5). If any problem
occurs, replace the PF frame ASSY.
10
Regist front sensor PCB failure
Check the sensor performance following the
procedure in
"Operational check of
sensors"
(Chapter 5). If any problem
occurs, replace the regist front sensor PCB.

Brother MFC-7365DN Specifications

Printing Specifications

print technology	Electrophotographic Laser
print speed	Up to 24ppm
print resolution	Up to 1200 x 600 dpi

Copying Specifications

copy speed	Up to 24cpm
copy resolution	600 x 600 dpi
copy reduction/enlargement	25% - 400% in 1% increments

Scanning Specifications

scanner type	Color Flatbed with ADF
document glass size	8.5” x 11” (letter)
scan resolution	Optical: Up to 600 x 2400 dpi

Paper Handling

paper size maximum	Up to 8.5” x 14” (legal size)
paper input capacity maximum	250-sheet capacity paper tray, single-sheet manual feed slot
output capacity maximum	100 sheets (face down), 1 sheet (face up)

Weight and Dimensions

unit dimensions	15.9” W x 15.7” D x 12.4” H
unit weight	25.6 lbs.
carton weight	32.6 lbs.
carton dimensions	20.7” W x 20.1” D x 19.4” H