LG LSC 27950SB, Service Manual

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2-1-3. Lock function (dispenser and display button lock)
1. In power application of refrigerator, the LOCK text is turned off at the right side of lock graphic of display with the lock
replease status.
2. If desiring to lock the dislay the dispenser and control panel, push on the LOCK button more than 3 seconds. LOCK is
turned on at the right side of lock graphic of display with lock status.
3. The buzzer sound and control panel and dispenser function is not performed even if pressing display button other than
lock key in the lock status.
4. If desiring to release the lock status and pressing the lock button more than 3 seconds. LOCK text is turned off at the right
side of lock graphic of display with the lock release status.
2-1-4. Filter condition display function
1. There is a replacement indicator light for the water filter cartridge on the dispenser.
2. Water filter needs replacement once six months.
3. Water filter light and FILTER RESET HOLD 3SECS text turn on to tell you need to replace the filter soon.
4. After replacing the filter, press and hold the lock button more than 3seconds.
Then water filter light and FILTER RESET HOLD 3SECS text turn off with reset status.
MICOM FUNCTION
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LOCK
DISPENSER & BUTTON
3 SECS
LOCK
DISPENSER & BUTTON
3 SECS
LOCK LOCK again
LED