LG Electronics GR-P227/L227, GR-P257/L257 service manual Micom Function, LCD Back Light Control

Models: GR-P257/L257 GR-P227/L227

1 99
Download 99 pages 61.41 Kb
Page 20
Image 20
2-1-2. LCD Back Light Control

MICOM FUNCTION

2-1-2. LCD Back Light Control

1.In order to easily view display status on the LCD, LCD Back Light is turned on for a minute in application of initial power, for a minute in button manipulation and for a minute after closing time from opening time of door.

2.If pressing any display button once with the backlight turned off, buzzer rings and button function is not performed but only backlight is turned on (If pressing the first button with the back light turned off, only back light ON function is performed).

3.If pressing the special freezing button and the freezing temperature adjustment button for more than a second, the back light is turned on and all the graphics of LCD are turned on. If releasing the button, the LCD graphic is displayed in the previous status and the back light is turned off (check LCD graphic and back light ON/OFF status).

2-1-3. Outside temperature display function

1.Outside temperature sensor at the left U of refrigerator senses ambient temperature and displays the outside temperature in the left side of “Outside temperature” text on the LCD of the display part.

2.Ambient temperature is displayed up to -9°C ~ 49°C and displayed as “Lo” for less than -10°C and as “HI” for more than 50°C. If the ambient temperature sensor fails, it is displayed as “Er”.

3.Since display temperature of outside temperature is temperature sensed by the ambient sensor in the hinge U of the freezing room, it may differ from the outside temperature display of other household electrical appliances.

2-1-4. Lock function (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.

2-1-5. 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.

- 18 -

Page 20
Image 20
LG Electronics GR-P227/L227, GR-P257/L257 Micom Function, LCD Back Light Control, Outside temperature display function