Venus no response alert, cannot communicate to display, failed USB to serial adapter.

Potential Symptoms

  • No response alert in Venus.
  • Connect failed alert error in Venus.
  • Uninstalling and reinstalling adapter has no effect.
  • Update of adapter drivers has no effect.
  • Loopback test of pins 2 & 3 on USB to Serial adapter fails or is garbled. 

Environment

  • Product Family: Message Displays
  • Product: RS-232RS-422Serial RadioAE-3010AE-3140AE-3400AF-3020AF-3050AF-3060AF-3065AF-3080AF-3090AF-3112AF-3140AF-3150AF-3155AF-3160AF-3165AF-3180AF-3190
  • Component: Serial communication, USB to serial adapter (any brand)
  • Control System: Venus 1500

Cause

  • USB to serial adapter has failed.

Resolution

  • Replace USB to serial adapter.
    • MOXA UPort 1110 USB to Serial adapter is recommended.

KB ID: DD2856373


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