LG MH6043HAK Owner's Manual page 11

In the following example I will show you how to set 2 minutes of cooking on high power.
The QUICK START feature allows you to
set 30 seconds intervals of HIGH power
cooking with a touch of the START key.
STOP/CLEAR.
Press
Press START four times to select 2 minutes on HIGH power.
Your oven will start before you have finished the fourth press.
During QUICK START cooking, you can extend the cooking time up to
10 minutes by repeatedly pressing the START key.
11
Quick
Start