Brother DCP-7090 Service Manual page 79

Error message
Upper line
Replace Toner -
Scan Unable Document is too
long for 2-sided
scanning. Press
Stop[x].
Remove the original
document.
Turn the power off,
then on again.
Scan Unable Turn the power off
A9 and then back on
again.
Scan Unable Turn the power off
AF and then back on
again.
Scanner Error -
BB
Self- Will automatically
Diagnostic restart within 15
minutes.
Will Automatically
Restart within 15
minutes.
Lower line
Dot count or develop roller
counter of the toner cartridge in
models without toner box has
reached the upper limit in the
toner stop mode.
The amount of toner supplied of
the toner box has reached the
upper limit.
The document scanning
position sensor detected that
the document length was 400
mm or longer and could not be
fed to ADF (double-side
restoration).
Image processing was not
completed correctly because
the number of pixels required
for image processing is
insufficient in the scanned
second side data.
Image processing cannot be
completed correctly because
the number of pixels required
for image processing is
insufficient in the scanned first
side data.
A scanning error occurred while
processing the scanned image.
Home position is still being
detected even after the first side
CIS unit was moved.
A white level not within the
standard was scanned when
function code 55 was executed.
A black level not within the
standard was scanned when
function code 55 was executed.
Some fuser unit errors occurred
at power-ON or upon recovery
from sleep mode.
After the error was detected at
the fuser unit, power was turned
ON again and the error is being
checked. (If power is turned
OFF and ON after error code
6901 occurred, this code is
displayed for about 15 minutes.)
2-39
Description
Error Refer
codes to:
4C01 2-52
4C06 2-52
BF00 2-70
A000 2-65
AD00 2-67
A900 2-67
AF00 2-68
BB00 2-69
BD00 2-69
6901 2-57
6902 2-57
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