Avision AD280 - Page 20

4-12
4.2.2.8 Frequent double feed and skew
Cause Relevant
Unit
Check
Method
Maintenance Method
Paper setting
failure
Operation
error
Is the paper
correctly set in
the paper
chute?
Teach users to properly
position the paper
Paper failure Operation
error
Is the
specified
paper used
None
Pad assembly
failure
Pad assembly Check the pad
assembly for
wear and tear.
Replace the pad
assembly/ touch spring
unit.
Ultrasonic
function failure
Function fail Retry the
ultrasonic
setup or
replace the
ultrasonic
receiver
board.
None
Table 4.10
4.2.2.9 Strange sound generated
Cause Relevant
Unit
Check Method Maintenance
Method
Paper setting failure Operation
error
Is the paper
correctly set in the
ADF Input Tray?
Teach users to
properly
position the
paper
paper failure Operation
error
Is the specified
paper used?
None
Motor noise Assembly
error
Is the motor
correctly assembled
on the metal plate?
None
Table 4.11