5 Close the top cover securely by pushing down on both sides.
12. Help
12.7 Thermal head cleaning
If smudges or black/white lines appear on a copied/received document, check whether there is dust on the thermal head. Clean it to remove the dust.
1 Disconnect the power cord and the telephone line cord.
2 Open the top cover by pressing the top cover release button (1) and remove the recording paper.
1
3 Clean the thermal head (1) with a cloth moistened with isopropyl rubbing alcohol, and let all parts dry thoroughly.
Caution:
L To prevent a malfunction due to static electricity, do not use a dry cloth and do not touch the thermal head directly.
1
4 Connect the power cord and the telephone line cord.
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