GE JES1451DN Owner's Manual page 27

Child Lock-Out
You may lock the control panel to prevent the microwave
from being accidentally started or used by children.
To lock or unlock the controls, press and hold CLEAR/OFF
for about three seconds. When the control panel is locked,
an L will be displayed to the extreme right.
Timer On/Off
Timer On/Off operates as a minute timer and can be
used at any time, even when the oven is operating.
Press TIMER ON/OFF.
1
Enter time you want to count down.
2
3 Press TIMER ON/OFF to start.
When time is up, the oven will signal. To turn off the timer
signal, press TIMER ON/OFF.
NOTE: The timer indicator will be lit while the timer is
operating.
Display On/Off
To turn the clock display on or off, press and hold 0
for about 3 seconds. The Display On/Off feature cannot
be used while a cooking feature is in use.
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