LG LSSB2691ST Service Manual page 18

Micom Function
2-12. Functions performed when Ice Dispenser and Water Dispenser are mounted
1. This is function to dispense ice and water outside without opening doors.
2. If pressing the Dispenser Switch (rubber button) after selecting ice (cube ice, crushed ice) or water, relevant ice and
water come out. However, when selecting ice, the duct door is opened by DC motor (duct door motor) if pressing the
Dispenser Switch. The duct door is closed after it remains for 5 seconds in open status if pressing and then releasing the
Dispenser Switch.
3. The dispenser will not work when the freezer door is open.
4. If there is no OFF signal for 3 minutes after pressing the Dispenser Switch after selecting ice (cube ice, crushed ice) or
water, the refrigerator automatically turns off both gear motor and solenoid (cube, water).
However, DC motor (duct door) stops when 5 seconds pass after turning off.
(This is for preventing coil-short due to heating of solenoid.)
5. Dispenser lamp On/Off function.
If pressing the Dispenser Switch after selecting ice (cube ice, crushed ice) or water, the lamp on the dispenser part turns
on and if releasing it, turns off.
6. Water/Crushed Ice/Cube Select Function
1) This is function to operate the refrigerator as Water/Crushed Ice/Cube function on the function control part depending
on user s selection. If pressing the Select Dispenser button, display and selection are done.
2) For the initial Power On, cube ice is automatically selected.
3) If pressing the Switch when cubes are available in the ice bin for selecting Crushed Ice, the refrigerator
operates the gear motor so that crushed ice is supplied outside.
4) If pressing the Switch when cubes are available in the ice bin for selecting Cube Ice, the refrigerator operates
the gear motor so that crushed ice is supplied outside.
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