LG GR-459GTCA, Service Manual

Page: 22 / 60

1. FUCTION EXPOSITION
1) FUNCTION
(1) When the appliance is plugged in, it is set to 2°C for the Refrigerator and -18°C for the Freezer. You can adjust the
Refrigerator and the Freezer control temperature by pressing the FRZ. Temp button or REF. Temp button.
(2) When the power is initially applied or restored after a power failure, it is automatically set to “-18°C/2°C” (in the case of
GOOD MDL, it is automatically set to “3/3”)
• MULTI Air Flow SETTING
1) If door open, graphic is rotated in A1
➝
A2
➝
A3
➝
A4
➝
A5 continuously, and this
status is maintained during door open.
2) Door close and after 1 minute, the rotation of graphic stops.
• Back Light SETTING
1) When power is initially applied or restored after a power failure, the back light is on for 1minute.
2) In the status of back light’ off, if any button is pushed or door open, the only back light is on for 20 seconds and the
function of button is not worked.
MICOM FUNCTION & PCB CIRCUIT EXPLANATION
- 22 -
Display Panel
Temperature Adjustment Button
for Freezer Compartment
Temperature Adjustment Button
for Refrigerator Compartment
Temperature Adjustment Button
for Miracle Zone Compartment
Lock Button
Vacation Button
Super Freezer
1 2 3 4 5
MIN.
REZ
TEMP
MAX.
5 4 3 2 1
MAX.
FRZ
TEMP
SUPER
FRZ.
MIN.
VAC.
A1 A2
A3
A4
A5
BEST(LCD)
GOOD
BETTER (LED)
Control range of Freezer
: -15°C ~ -23°C
Control range of Refrigerator
: 6°C ~ -1°C