Brother MFC-L8600CDW - Cleaning the scanner glass

2-79
Confidential
■ Error code AD00
First side scanned data cannot be output with the required number of pixels, and image
processing cannot be completed successfully.
■ Error code AF00
The first side CIS fails to move, remaining at the home position.
Scan Unable
Remove the original document. Turn the power off, then on again.
Step Cause Remedy
1 First side CIS unit calibration
data error
Perform “Function code 55”.
(Refer to
“1.3.19 Acquisition of white level
data and setting of CIS scanning area
(Function code 55)” in this chapter
.)
2 First side CIS flat cable damaged Replace the first side CIS flat cable.
3 First side CIS unit failure Replace the first side CIS unit.
4 Main PCB failure Replace the main PCB ASSY.
Scan Unable AF
Turn the power off and then back on again.
Step Cause Remedy
1 Dust adhered to guide shaft Remove the dust from the guide shaft.
2 Coming off of CIS drive belt Re-assemble the CIS drive belt.
3 Wiring failure of first side CIS flat
cable
Re-assemble the first side CIS flat cable.
4 Connection failure of the
document scanner motor
harness
Reconnect the document scanner motor
harness.
5 First side CIS flat cable damaged Replace the first side CIS flat cable.
6 First side CIS unit failure Replace the first side CIS unit.
7 Document scanner motor failure Replace the document scanner unit.
8 Main PCB failure Replace the main PCB ASSY.