Epson TM-C3400-LT Manuel D'utilisation page 22

English
3. Remove the adhesive on the autocutter blade with an implement
such as a cotton swab. If necessary, moisten the cotton swab with
alcohol.
CAUTION:
Do not touch the fixed blade of the autocutter with bare hands. Doing
so may cause injury.
Fixed blade
Troubleshooting
The power does not turned off.
Unplug the power cord from the outlet. Then, be sure to turn on the
power again, and use the power button to turn off the power.
Leaving as it is can cause drying and clogging of the print head.
Paper jam
Turn off the product and open the roll paper cover or the fanfold paper
cover to remove the jammed paper. Install the paper correctly
referring to "Installing Roll Paper" on page 14.
22 TM-C3400-LT User's Manual