Troubleshooting - Brother DS-620 User Manual

Troubleshooting

Error message
Calibration failed. Please reboot
the machine.
Troubleshooting
Scanning difficulties
Difficulty Cause
My scanner does not The supplied Micro USB Cable is not
turn on. connected securely.
My computer does not Causes may vary.
recognize the scanner
when it is connected
via the Micro USB
Cable.
My scanned images This problem occurs if the image quality
have black lines between your scanner and computer is
running through them, not balanced or if a foreign object, such
blank spaces, or are as a paper clip or ripped paper, is stuck
of overall bad quality. in the scanner.
Cause
The calibration failed for some
reason. For example, the Calibration
Sheet is not inserted in the correct
direction.
Suggestions
Make sure the Micro USB Cable is securely
connected to your scanner and computer.
Make sure the Micro USB Cable is securely
connected to your scanner and computer. Remove
the Micro USB Cable and reconnect the Micro USB
Cable to your scanner and computer.
1. Check the document feeder slot and make sure
2. Calibrate your scanner (see Scanner Calibration
If scan quality is not improved after you calibrate
your scanner:
1. Clean the scanner (see Scanner Maintenance
2. Calibrate your scanner again.
Action
 Remove the Micro USB Cable
from your computer. Reconnect
the Micro USB Cable to the
computer, and perform the
calibration again.
 Insert the Calibration Sheet
in the correct direction.
• For Windows
the calibration using software,
see Calibration using software
(for Windows
• For Macintosh: to perform
the calibration using software,
see Calibration using software
(for Macintosh) on page 37.
that the slot is clear. If foreign objects are found,
remove them from your scanner.
on page 34).
on page 39).
®
: to perform
®
) on page 34.
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