How to replace AD Board

Part No. CCHW4600HBP-SIP-U1 - Case 6-120505-78047 - Question: How to replace AD Board?

Tools: Screw Driver, Knife, Wrench and Silicon
 

Step 1. Loosed the stainless screws and removed Top cover ( blue marked )

Step 2: Loosed the stainless screws, disconnected cooling fan power ( red marked ) and removed the cover ( yellow marked ).






Step 3: Loosed stainless screws ( blue marked )

Step 4: Loosed the stainless screws ( green marked ).


Step 5: Used knife to separate the cover waterproof gasket and front bezel ( blue marked ) carefully.




Step 6: Lifted the cover slowly and carefully ( red marked ) to check HDMI cable connection ( yellow marked ).

If you find the HDMI cable has broken or contact issue in Step 6,
a. Please replace or re-connect internal HDMI cable or HDMI
waterproof connector again.
b. Please only recover “ Step 4 “.
c. HDMI signal function Test

If it doesn’t have HDMI signal, please follow below steps to replace AD board.





Step 7: Loosed VGA socket’s screws ( yellow marked ) and removed HDMI cable ( blue marked ), VGA internal cable ( red marked ) carefully.


Step 8: Reconnected power cable ( red marked ), RS232 remote control cable ( green marked ), Touch USB cable ( white marked ) then removed the cover ( blue marked ) carefully.







Step 9: Reconnected
a. power cable ( blue marked ),
b. invertor cable ( yellow marked ),
c. LVDS cable ( red marked )
d. light sensor cable ( purple marked )


Step 10: AD board ( green marked ) replaced.




Step 11: Replaced new waterproof gasket to cover.




Step 12: Use silicon to surface ( yellow marked ).