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Picture 6
4. If a module is not lit, the socket of the module may be too loose to be powered. (As
shown in Picture 7)
Picture 7
5. If one or several lines of the module are not lit, the tube may be damaged.
6.
If the module shows a lack of color, it may be 245 soldered or damaged.
C. Cabinet Failure：
Then check whether the indicator on the back of the cabinet is abnormal or not, check
the HUB board, upgrade or replace the receiving card. As shown in Picture 1 below.
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