CHECK AND TEST 1

Step 1

Unscrew with cross head screw driver.

Step 2

Remove the mainboard cover.

Step 3

Heat fridge temp. sensor to start compressor.

Step 4
Open fridge door, press LED switch in and use a tape to fix switch.

Step 5

Use multimeter to test the voltage of output for
fridge fan.

DIAGNOSIS 1
PROCEDURE 1

Step 1

Unscrew with cross head screw driver.

Step 2

Remove the mainboard cover.

Step 3

Disconnect the terminals.

Step 4

Loosen the buckle.

Step 5

Take out mainboard.

Reverse above steps to install a new board.