Touching gold radio antenna connector to scoreboard frame causes it to blank; Short in scoreboard

Potential Symptoms

  • Get a spark when antenna touches the scoreboard.
  • When touching the gold antenna connector to the scoreboard face the scoreboard blanks.
    • May see sparks followed by power dropping out.
  • Works fine when antenna is floating, not touching the scoreboard face/case.
  • Radio receiver shorts out when antenna is connected to the scoreboard.

Environment

  • Product Family: Sports Product
  • Product: Scoreboard (LED)
  • Component:
  • Control System: All Sport Console

Cause

  • Power shorted to the scoreboard face/case.  Typically occurs due to digit shorts.

Resolution

  • Replace faulty part or remove the short to the chassis.
    • Note: Do not attempt to isolate the connector with black tape, need to fix the root cause.

KB ID: DD2001218


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