Kyocera Ecosys m2040dn User Manual
Page 341

10-17
Troubleshooting > Troubleshooting
The altitude is 1000 m or 
higher and dots appear in 
the image. 
―
Select the [System Menu/Counter] key 
> [Adjustment/Maintenance] > 
[Service Setting] > [Altitude 
Adjustment], and set to an elevation 
one level higher than the current setting.
―
Printouts have vertical lines.
Is the slit glass dirty?
Clean the slit glass.
―
Clean the charger inside of the machine.
Dirt on the top edge or back 
of the paper. 
Is the interior of the machine dirty?
Clean the interior of the machine.
Part of the image is 
periodically faint or shows 
white lines. 
―
Open and then close the front cover.
―
―
Select the [System Menu/Counter] key 
> [Adjust/Maint.] > [Service Setting] > 
[Drum Refresh], and then select [Yes].
―
―
Select the [System Menu/Counter] key 
> [Adjust/Maint.] > [Service Setting] > 
[MC] and decrease the adjustment 
value. Decrease the adjustment value 1 
level at a time from the current value. If 
there is no improvement after the value 
is decreased by 1 level, decrease by 1 
level again. If there is still no 
improvement, return the setting to the 
original value.
―
The previous image remains 
and lightly printed. 
―
Make sure the paper type setting is 
correct for the paper being used.
―
Select the [System Menu/Counter] key 
> [Adjustment/Maintenance] > 
[Service Setting] > [MC] and increase 
the adjustment value. Increase the 
adjustment value 1 level at a time from 
the current value. If there is no 
improvement after the value is 
increased by 1 level, increase by 1 level 
again. If there is still no improvement, 
return the setting to the original value.
―
Symptom
Checkpoints
Corrective Actions
Reference
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