13. Maintenance
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13.4 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 the thermal head to remove
the dust.
Important:
LRemove the recording paper, then remove the
paper tray beforehand, otherwise the paper may
misfeed or jam.
1Disconnect the power cord and the telephone line
cord.
2Open the front cover (1), push the green button
(2), then open the back cover (3).
3Remove the ink film (4).
4Clean the thermal head (5) with a cloth moistened
with isopropyl rubbing alcohol, and let it dry
thoroughly.
Caution:
LTo prevent a malfunction due to static
electricity, do not use a dry cloth and do not
touch the thermal head directly.
5Re-install the ink film and close the covers (see step
4 to 7 on page 13).
6Install the paper tray (page 14), then insert the
recording paper gently (page 15).
7Connect the power cord and the telephone line cord.
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