CHECK AND TEST 1





Step 1

Unscrew cover of mainboard with a Cross-head screwdriver. 


Step 2

Check if wires in mainboard area are broken or not. 

DIAGNOSIS 1


PROCEDURE 1


Step 1

Cut off the wire. 


Step 2

Peel off the sleeves.

Step 3

Make sure wires are in proper order and connect them.


Step 4

Tin soldering.

Step 5

Cover connecting point with electrical tape. 


CHECK AND TEST 2

Step 1

Screws cover of mainboard with a Cross-head screwdriver. 

Step 2

Perform current leakage test. 

Put one detector on earthing wire of socket, and another detector on surface(metal part) 

DIAGNOSIS 2