Galaxy, using RS422 hardwire communication and unable to connect, extra cable connecting signal converter.
Potential Symptoms
- Unable to connect to the display using M2Config and Venus 1500.
- Unable to communicate to the sign, even though loopback test appears to be passing at the sign.
Environment
- Galaxy
- RS422 Hardwire communication
- RS232 to 422 signal converter with multiple outputs
Cause
- Unneeded cable connecting J2 or J3 of the signal converter to unused equipment.
- Unused equipment may be old communication equipment or equipment unrelated to the sign in any way.
Resolution
- Disconnect the extra cable connecting to the unneeded equipment.
KB ID: DD3561496
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