Galaxy display using RS-422 direct wire, unable to communicate to display, Loopback failing on signal converter output
Potential Symptoms
- Unable to communicate with the display.
- Loopback fails through signal converter, however loopback test passes through serial cable.
- Signal converter not displaying any power or status lights.
Environment
- Galaxy Displays
- AF-3010, AF-3020, AF-3050, AF-3060, AF-3080, AF-3090, AF-3150, AF-3160, AF-3165, AF-3180, AF-3190, AF-3197, AF-3200, AF-3220, AF-3400
- Serial, RS-422 Communication
Cause
- Failed signal converter.
Resolution
- Replace signal converter.
KB ID: DD1983772
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