What to do if the illumination does not light on my JRC NCR-333 Receiver?
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James DrakeSep 12, 2025
If the illumination does not light, it could be due to a malfunctioning control unit. In this case, replace the CMJ-501NA circuit board. Alternatively, the LCD might be malfunctioning, requiring replacement of the LCD.
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Steven BishopSep 13, 2025
How to fix the missing dots on the LCD of my JRC NCR-333?
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wcarpenterSep 13, 2025
If some dots are missing on the LCD, it could be due to an LCD malfunction, requiring you to replace the LCD. Alternatively, the control unit may be malfunctioning, so replace the CMJ-50 1 NA circuit board.
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Joseph MillerSep 16, 2025
What to do if no alarming sound is generated by my JRC NCR-333?
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Brian SullivanSep 16, 2025
If no alarming sound is generated, the buzzer may be malfunctioning, requiring you to replace the CMD-953 circuit board. Alternatively, the control unit might be malfunctioning, so replace the CMJ-501NA circuit board.