No communication, TX flashes on J-box but RX doesn't; Incorrect wall pack transformer

Potential Symptoms

  • Unable to communicate to Galaxy display.
  • May have TX LED lit on J-box.
  • May find the Com port/USB port on computer no longer functions after being plugged into the J-box.
  • Neither radio shows an In Range light.
  • J-box and Server radio will pass loopback but client radio will not.

Environment

  • Product Family: Message Displays
  • Product: Galaxy
  • Component: Serial Radios, Radio Tx Interface J-box
  • Control System:

Cause

  • Wall pack transformer (AC adapter) that is powering j-box does not meet requirements of 12 VAC and 1667 mA.

Resolution

  • Find or obtain a 12VAC 1667mA wall pack adaptor and plug into the J-box. Daktronics p/n: 0A-1611-0508.
    • It is possible the wrong adaptor could damage the J-box so please verify communication upon plugging in correct adaptor.

KB ID: DD2097345


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