If your printer becomes dirty, use a soft, dry cloth to wipe it out.
Caution
How to clean the back side of the printer
If there is dust on the ⋖Battery Cover⋗ or ⋖Air Vents⋗, detach the [Ink Cassette], and then remove the dust.
If dust comes in through the ⋖Air Vents⋗, it will adhere to the [Ink sheet]. As a result, you will not be able to make clean prints. If dust gets on the [Ink sheet], use a blower brush or something similar to remove the dust without touching the [Ink sheet] with your hands.
1. Detach the [Ink Cassette].
Move the ⋖Battery Cover Lock⋗ upward.
Detach the [Ink Cassette].
2. Detach the ⋖Battery Cover⋗.
Move and hold the ⋖Battery Cover Lock⋗ downward, and then move the ⋖Battery Cover⋗ in the direction of the arrow to detach it.
Remove dust on the ⋖Air Vents⋗.