DPP-255 Mobile Printer User Manual
Page 41 of 48
UM-00017 Version: A
PRINTER MAINTENANCE
The printer should be cleaned periodically to maintain print quality and avoid device failures. Below
are the recommended guidelines for cleaning your printer:
Roll Paper:
Every 6 months or 1 million lines of printing
Label Paper:
Clean printer head and roller once per day or every five rolls.
1. Thermal Head
When cleaning the thermal dot line on the print head, use a cotton swab with alcohol
(ethanol, methanol or Isopropyl alcohol) and wipe off stains and dust.
Isopropyl alcohol may be used to wipe off dust or light stains.
2. Paper Feed Roller
When cleaning the paper feed roller and/or peeler roller, use a cotton swab with alcohol
(ethanol, methanol or Isopropyl alcohol) and wipe off stains and dust while rolling the
roller. Isopropyl alcohol is available to wipe diposited dirt.
3. Sensor and Peripherals
Clean the stain, dust and paper powder on the paper empty sensor and paper cover sensor.
4. Peeler Unit
It’s necessary for using continuously and smoothly to clean accumulated residue of paste
from peeler unit as figure below, or the unit won’t work because of the residue. If the sign
appeared, please clean up peeler unit. Indication of regular cleaning is once per five rolls.
