Samsung VMR-I HD Series Product Manual page 55

3. If the IC is not illuminated, the IC may be damaged or the current resistance may be
damaged. As shown in Picture 6:
Picture 6
4. If a module is not lit, the socket of the module may be loose and cannot be powered.
(As shown in Picture 7)
i
P cture 7
5. If one or several lines of the module are not lit, the tube may be damaged. If the
module shows a lack of color, it may be 245 soldered or damaged.Then check
whether the indicator on the back of the cabinet is abnormal, check the HUB board, or
upgrade or replace the receiving card. As shown in Picture 1 above
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