TV retune guides by brand

    Retuning rebuilds the channel list your TV holds by scanning the signal arriving from your antenna. You need it when a transmitter changes its channels, after moving house, when a network disappears, when channels turn up twice at numbers in the 350 range, or after a new antenna or amplifier is fitted. Choose your brand below for the exact menu steps.

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    Set-top boxes and Fetch

    Before you start

    • Plug the antenna lead into the socket marked ANT, RF IN, AIR or Antenna on the TV itself. If the antenna only goes into a set-top box or Fetch box, the TV's own tuner will find nothing.
    • Switch the TV to its TV, Live TV or Antenna source first. On many brands the tuning menu is greyed out while an HDMI input is selected.
    • If a masthead or distribution amplifier is fitted, make sure its power supply is plugged in and switched on.
    • Leave the country set to Australia and, where asked, choose your state or region. A wrong country or region scrambles the channel numbers or finds nothing.
    • Choose Antenna, Aerial, Air, Terrestrial or DVB-T when asked. Never choose Cable, DVB-C or Satellite: Australian free-to-air is terrestrial only.
    • Choose DTV or Digital only. Analogue TV ended in Australia in 2013; scanning for it doubles the time and finds nothing.
    • Look up the RF channel numbers your transmitter uses first, so you can tell whether the scan found the right transmitter.

    If it didn't work

    The tuning or Broadcasting menu is greyed out
    The TV is on an HDMI or app input. The tuner menu only unlocks on the TV/Antenna source. Press Source or Input, choose TV, Live TV or Antenna, then open the menu again.
    The scan finishes but some networks are missing
    One multiplex is arriving too weak, or the antenna suits the wrong band (VHF versus UHF) for your transmitter. Compare the channels found with the list for your suburb. If one network's RF channel is missing, retune once more; if it is still missing the antenna, cable or connectors need checking on the roof.
    Channels appear twice, or at numbers like 350 to 399
    The antenna is receiving two transmitters that both claim the same channel numbers. Only one can keep each number; the weaker copy is pushed into the 350 to 399 range set aside for duplicates. Delete or hide the 350 to 399 copies. If the wrong transmitter won, clear the channel list and use manual tuning with the RF channels of the transmitter you want.
    No channels found at all
    No signal reaching the tuner: antenna lead not connected to the TV, amplifier unpowered, damaged cable, or Cable/Satellite chosen instead of Antenna. Check the lead goes into the TV's antenna socket, the amplifier power supply is on, and the tuner mode is Antenna. If the TV's signal screen shows nothing, the fault is outside the TV.
    Channels are in the wrong order or have odd numbers
    Country or region set incorrectly during setup. Set the country to Australia (and your state where asked), then run a full rescan.
    Channels disappear again a few minutes or days later
    Retail or demo mode on Samsung TVs wipes settings, or the signal is marginal and drops out in weather. Set the TV to Home mode. If the signal is marginal, the antenna system needs attention rather than another retune.
    Picture pixelates or freezes on some channels only
    Marginal signal on one multiplex: water in the cable or connectors, a tired amplifier, or the antenna moved in wind. Retuning will not fix a weak signal. Note which RF channel is affected and book an inspection.

    If channels are still missing, the antenna may be aimed at the wrong transmitter. How to read the antenna direction results

    Need your local RF channels?

    A manual tune asks for the RF channel numbers your transmitter uses. Look them up by suburb or postcode.

    Steps are taken from manufacturer support pages and user manuals; menu names vary by model year and software version.