DNP DP-DS620, User Manual, Page: 24 / 26

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Cleaning
If indents appear at the same places on the printout at a regular interval (approximately every 50
mm), or if the back of the printout (white side) is dirty, clean the platen roller�
There may be dust, dirt, adhesive, etc� from the ribbon or paper on the platen roller�
Prepare a piece of gauze or other soft cloth
moistened with ethyl alcohol�
Perform the steps to of “Setting the
media (paper, ribbon)”�
Wipe off all the dirt while turning the platen
roller�
Thermal print head
If stains adhere to the thermal print head, unevenness or gaps may appear during printing�
Prepare a piece of gauze or other soft cloth
moistened with ethyl alcohol�
Gently wipe the thermal head without
touching it directly with your hands�
If the problem persists, wipe with a
polishing sheet�
Recommended polishing sheet :
Mipox polishing sheet GC10000-75 FEY-A
Platen roller
Caution
• Do not use benzene or thinners, which may damage plastic materials�
• To avoid injuring or burning yourself, always unplug the power cord before cleaning�
• The thermal head is hot just after printing� To avoid burning yourself, wait some time before
cleaning�
Platen roller
Thermal print head
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