Ucast+v461+install |top| Jun 2026

The V461 is often found in:

| Problem | Likely Fix | |---------|-------------| | No RF signal out | Check RF OUT cable; reboot unit; check front panel “Carrier” status | | TV finds no channels | Frequency mismatch; modulation wrong (DVB-T vs DVB-C); too low RF level | | Picture breaks up | Reduce bitrate; check coaxial impedance (75Ω); remove adjacent channel interference | | Audio out of sync | Adjust PTS offset in web interface (Audio Delay – try +80 ms) | | Unit overheating | Add fan tray above; ensure rack side vents open | ucast+v461+install