Brother MFC8440D Service Manual page 212

7/13/2019
Error
Code
(Hex)
A2 Document too long to scan.
Document not detected by the document
rear sensor.
A3
The document cover is not closed.
AA
AE The CCD HP sensor will not come ON.
The CCD HP sensor will not go OFF.
AF
B0 Reading motor half inserted.
Dark level offset data level error for
B1
scanning.
B2 Gain control data level error for scanning.
B3 Scan area left edge detection error.
Scan area right edge detection error.
B4
Horizontal scanning edge reduction
B5
detection error in scanning area setting.
Horizontal scanning edge enlargement
B6
detection error in scanning area setting.
White level data error.
BB
Black level data error.
BD
Scan starting edge detection error.
BE
D* Modem error.
Out of recording paper.
E4
E6 Write error in EEPROM.
E8 Data scanning error during transmission.
EA Document removed at phase B.
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Brother 8840D Service Manual
Error factor
6-9
MFC-8440/8840D/8840DN, DCP-8040/8045D/8045DN
Check:
• Document front sensor
• Document rear sensor
• Document sensor PCB
• Document feed roller
• ADF motor
• Main PCB
Remove the document and close the
document cover.
• CCD unit
• CCD flat cable
• Driver PCB
• Main PCB
• Reading motor harness
• CCD unit
• Main PCB
• CCD unit
• Main PCB
• Black markings on the white-level
reference film inside the scanner
top cover
• CCD unit
• CCD flat cable
• Driver PCB
• CCD unit
• Main PCB
• CCD unit
• CCD flat cable
• Driver PCB
• Black markings on the white-level
reference film inside the scanner
top cover
• Main PCB
• ASF
• Registration sensor
• Main PCB
• Driver PCB
• CCD unit
• Main PCB
SERVICE MANUAL
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