Errors - LG LTNS16121V /00 Service Manual

7-1-8 TEST MODE
The test mode allows checking the PCB and the function of the product as well as finding out the defective part in case of an
error.
The test button is on the main PCB of the refrigerator (Test S/W).
The Test Mode will be finished in 5 minutes in Test Mode 1 and it will last 2 hours in Test Mode 2 or until the defrost sensor
reaches a temperature of 13°C (55.4 °F) or more, after this the original conditions are set again.
While the Test Mode is in process, the tone of the button for temperature adjustments won't be able.
After you leave Test Mode, make sure of unplugged the refrigerator.
In case of an error, such as sensor failure, and if it's detected during the Test Mode, the error code will be display in the LED
error indicator.
While an error is detected, the Test Mode will not be activated until the error disappears from display.
Test Mode for LED: When the temperature button is pressed for more than 1 second, each LED on display will be on
simultaneously. When you stop pressing the button, the Test Mode will be off.
MODE ACTION
TEST
Press Test Mode button.
MODE 1
Press once more the Test Mode
TEST
Button while you are in Test Mode
MODE 2
1.
Press once more the Test Mode
RESET
Button while you are in Test Mode
2.
<LED status for Test Mode 1>
CONTENT
1. Continuous operation of compressor.
2. Continuous operation of freezer fan.
3. Defrost heater is OFF.
4. All LEDs on display are ON.
1. Compressor is OFF.
2. Freezer fan is OFF.
3. Defrost heater is ON.
4. LED #1, #3 & #5 are ON.
Reset to the original conditions.
31
TEST MODE
BUTTON
Reset if the defrost sensor
temperature is 13 °C or
more.
The compressor will start
working after 7 minutes.
<LED status for Test Mode 2>
.
REMARKS
: ON :OFF