Sony UP-DR100 Instructions For Use Manual page 22

Note
The surface of the rubber roller is soft and easily
scratched. When cleaning it, be carefull not to scratch
and not to pull the surface of the rubber roller.
Cleaning
roller
To clean the cleaning roller used for removing
dust accumulated on the paper:
Open the maintenance door, and then clean the roller
with a soft cloth or the like moistened with alcohol.
Note
The surface of the rubber roller is soft and easily
scratched. When cleaning it, be carefull not to scratch
and not to pull the surface of the rubber roller.
When the following symptoms appears
When the message "HEAD IN COOLING"
begins to appear on the information display
frequently:
Ventilation holes are provided on the front and rear of
the printer. Clean the filter placed on the front panel of
the printer. If the filter is dirty, the time required for
cooling the thermal head is lengthened and this causes
the printing time to become longer.
22
Precautions
Be sure to hold the
maintenance door open
while cleaning the roller.
Cleaning roller
1
Remove the fan cover, and then the filter.
Fan cover
Filter
Fan cover
2
Wash the filter with water to remove the dust.
Note
Do not rub the netting of the filter roughly.
3
After the filter has been dried completely, reset the
filter and fan cover on the front panel as they were.
Reset the filter on the fan cover correctly.
Note
Be sure to attach the filter onto the fan cover correctly. If
not, dust may accumulate on the printout. This may have
an influence on the picture quality.