Error Symptom/Error Cause And Remedy; Paper Feeding Problems; Pickup Function Of Paper Tray Does Not Work; No Feeding - Brother HL-2230 Service Manual

4.

ERROR SYMPTOM/ERROR CAUSE AND REMEDY

4.1

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.

4.1.1 Pickup function of Paper tray does not work.

Step
1 Link arm catching on some position
Pick-up roller holder ASSY
2
catching on some position
Harness connection failure of main
3
motor
Plate-up gear (gear Z19M10 or lift
4
gear 46) failure
5 Main motor failure
Low voltage power supply PCB
6
ASSY failure
7 Main PCB failure

4.1.2 No feeding

Not detect paper at feeding input
User Check
• Check if the paper tray is loaded correctly.
• Check if the paper is loaded into the paper tray correctly. Then press the [Go] button.
• 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 roller.
Step
Lift arm and pick-up roller holder
1
ASSY not assembled correctly
Harness connection failure of T1
2
clutch ASSY
Harness connection failure of
3 paper edge sensor harness ASSY
(HL-2250DN/2270DW/2275DW only)
4 Paper feeding roller failure
Plate-up gear (gear Z19M10 or lift
5
gear 46) failure
6 T1 clutch ASSY failure
7 Panel PCB failure
8 Main PCB failure
Paper edge sensor failure
(HL-2250DN/2270DW/2275DW only)
9
Cause
Cause
2-21
Remedy
Re-assemble the link arm.
Re-assemble the pick-up roller holder
ASSY.
Reconnect the harness of the main motor.
Replace the plate-up gear (gear Z19M10
or lift gear 46).
Replace the main motor.
Replace the low voltage power supply PCB
ASSY.
Replace the main PCB ASSY.
Remedy
Re-assemble the lift arm and pick-up roller
holder ASSY.
Check the harness connections of the T1
clutch ASSY, and reconnect it.
Check the harness connections of the
paper edge sensor harness ASSY, and
reconnect it.
Replace the paper feeding kit.
Replace the plate-up gear (gear Z19M10
or lift gear 46).
Replace the T1 clutch ASSY.
Replace the panel PCB ASSY.
Replace the main PCB ASSY.
Check the sensor performance following
the procedure in "Operational Check of
Sensors" (Chapter 5). If any problem
occurs, replace the PF frame ASSY.
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