User's Manual

Rev. 1.00
- 39 -
SLP-TX420B/TX423B
7-2 Cleaning Sensors, Roller or/and Paper Path
1) Open the paper cover and ribbon assembly, and remove the paper and ribbon.
2) Remove any dust or foreign substance using dry cloth or cotton swab.
3) Soak the cloth or cotton swab in alcohol for medical use and use it to remove adhesive
foreign substances or other pollution materials.
4) After cleaning the parts, do not use the printer until the alcohol evaporates completely
(1~2 min) and the printer has completely dried
Clean the parts when there is a degradation of performance in printing quality or paper
detection.
Black
-Mark & Notch
S
ensor
Paper Holder
Peel-off Sensor
(Option)
Platen Ro
ller
Peel
-off Roller
Ridges
Head Cover
Ridges
Upper
Gap Sensor
Paper
Roller