Brother MFC-8220, Руководство по обслуживанию

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CHAPTER 6 TROUBLESHOOTING
6-8
Error
Code
(Hex)
Error factor Check:
AC
Not used. (Less than 50% of white level
date is incorrect.)
AE
Not used. (CIS home position sensor
remains OFF. In other words, the CIS unit
does not return to the home position.)
AF
Not used. (CIS home position sensor
remains ON. In other words, the CIS unit
remains in the home position.)
•
CIS
•
Driver PCB
•
Main PCB
B0
Scanner motor harness half inserted.
•
Scanner motor harness
B1
Not used. (Dark level offset data level error
for scanning.)
B2
Not used. (Gain control data level error for
scanning.)
•
CIS
•
Main PCB
B3
Not used. (Scan area left edge detection
error.)
B4
Not used. (Scan area right edge detection
error. 9
•
CIS
•
Main PCB
•
Black markings on the white-level
reference film inside the scanner
top cover
B5
Not used. (Horizontal scanning edge
reduction detection error in scanning area
setting.)
B6
Not used. (Horizontal scanning edge
enlargement detection error in scanning
area setting.)
B7
A/D converter standard voltage failure; at
High side.
B8
A/D converter standard voltage failure; at
Low side.
B9
Scanning light source failure.
•
CIS
•
Main PCB
BA
Not used. (Magnification failure of virtual
white level.)
BB
Scanning white level failure.
•
CIS
•
Main PCB
•
White tape
BC
Not used. (Virtual white level data failure in
Photo mode.)
BD
Black level data error.
•
CIS
•
Main PCB
BE
Not used. (Detection failure of black marks
on white level standard film.)
•
CIS
•
Driver PCB
•
Black markings on the white-level
reference film inside the scanner
top cover
BF
Not used. (ADF (Auto Document Feeder)
scanning position detection failure.)