Emerson MW1188W Owner's Manual page 17

TO ACTIVATE: Press and hold
the STOP/CLEAR button for
three seconds (when the time
appears in the display); the
unit beeps once and the display
will appear as shown above
and no buttons can be pressed.
TO DEACTIVATE: Press and
hold the STOP/CLEAR button
for three seconds; the unit beeps
once and the current thme will
appear in the display.
16