Brother MW-140BT - m-PRINT B/W Direct Thermal Printer User Manual page 12

!
If the printer is not to be used for a long period of time, be
sure to unplug the AC adapter from the unit and the electri-
cal outlet for safety reasons.
!
Do not wind the AC adapter cable around the adapter or
bend the cable, otherwise the cable may be damaged.
Warning
Precautions
xi