PROCEDURE 1


Step 1

Unscrew the cover of mainboard. 

Step 2

Remove the mainboard box. 

Step 3

Separate the mainboard box. 

Step 4

Unsecrew and remove PCB from the box. 

Step 5

Prize off the buckle and disconnect the terminal. 

PROCEDURE 2


PROCEDURE 3


Step 1

Lever off screw cover. 

Step 2

Unscrew. 

Step 3

Push the top cover forward. 

Step 4

Take away the top cover. 

Step 5

Disconnect the terminal of display PCB. 


Step 6

Unscrew and remove the display PCB. 

PROCEDURE 4


CHECK AND TEST 1


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