Sharp R-770B - Manual (Page 72)

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If the oven is accidentally started with no food or liquid in the cavity, the life of the oven can be reduced.
To prevent accidents like this, your oven has a "Child Lock" feature that you can set when the oven is not
in use.
* To set the Child Lock.
After step 1 for Auto Start.
(2) Child Lock
Display Step Procedure Pad Order
Press the number 2 pad.
Press the INSTANT COOK/START pad.
2
3
The control panel is now locked, each time a pad is pressed, the display will show "LOCK".
* To unlock the control panel.
After step 2 above.
Display Step Procedure Pad Order
Press the STOP/CLEAR pad.
The time of day will appear in
the display.
The oven is ready to use.
The time of day will appear in
the display.
2
INSTANT COOK//START
STOP//CLEAR
3