LG GMD916SBHZ Owner's Manual page 22

22 HOW TO USE
Control Panel Features (continued)
Control Lock
The Control Lock function disables the button
functions only on the display.
y When power is initially connected to the fridge,
the Lock function is off.
y If you want to activate the Lock function to lock
other buttons, press and hold the Lock button
for 3 seconds or more. The Lock icon will
display and the Lock function is now enabled.
y To disable the Lock function, press and hold the
Lock button for approximately
3 seconds.
CAUTiON
Display Mode (For Store Use Only)
The Display Mode disables all cooling in
the fridge and freezer sections to conserve
energy while on display in a retail store.
When activated OFF will display on the
control panel and the display will remain on
for 20 seconds.
To deactivate / activate:
With either fridge door opened, press and
hold the Fridge and Express Freeze buttons
at the same time for five seconds. The
control panel will beep and the temperature
settings will display to confirm that Display
Mode is deactivated. Use the same
procedure to activate the Display Mode.