Brother MFC-7240 - Specifications

2-77
Confidential
3.8 Document Feeding Troubleshooting
3.8.1 No feeding
3.8.2 Double feeding
3.8.3 Wrinkles
<User Check>
- Set the document so that it contacts the rear of the tray, and check that LCD display varies.
- Check that the number of the documents complies with the specifications in the
specification list.
- Close the control panel cover properly.
- Check that the document is within the specifications.
Step Cause Remedy
1
Document detection actuator
catching on some position
Correct the position of the document
detection actuator.
2
Connection failure of the ADF
motor harness
Reconnect the ADF motor harness.
3
Control panel cover sensor
malfunction
Check the sensor performance following the
procedure in "Function code 32". If any
problem occurs, replace the control panel
cover sensor.
4 Document separation roller failure Replace the document separation roller.
5 ADF motor failure Replace the ADF motor.
6 Main PCB failure Replace the main PCB ASSY.
<User Check>
- Check that the paper thinner than the specification is not used for the document.
- Flip through the paper and reset it.
- Check that the backside of used paper or damp (wet) paper is not used.
Step Cause Remedy
1 Separation pad ASSY worn out Replace the separation pad ASSY.
<User Check>
- Check that the document is loaded into the ADF correctly.
- Check that the document guide matches the document size.
- Check that the document is not curled.
Step Cause Remedy
1 Separation pad ASSY failure Replace the separation pad ASSY.
2 Document feed roller failure Replace the document feed roller.