https://blog.model-train-help.com/2019/10/hornby-08-shunter-sound-problem.html?utm_source=rss&utm_medium=rss&utm_campaign=hornby-08-shunter-sound-problem Model railroads and model trains Wed, 02 Oct 2019 10:16:44 +0000 hourly 1 https://wordpress.org/?v=6.9.4 https://blog.model-train-help.com/2019/10/hornby-08-shunter-sound-problem.html#comment-32601 Wed, 02 Oct 2019 10:16:44 +0000 http://blog.model-train-help.com/?p=5295#comment-32601 It looks like the decoder is facing a short (perhaps caused by the speaker wiring?) or overheating, then the protection circuit cuts the power to the sound components, then automaticaly rearms but short again and so on.
It may be caused (also) by an inadequate speaker (too low or too high impedance). I would suggest you take the loco to your local dealer service, if you are not familiarized with electronics,

]]> https://blog.model-train-help.com/2019/10/hornby-08-shunter-sound-problem.html#comment-32600 Wed, 02 Oct 2019 10:00:17 +0000 http://blog.model-train-help.com/?p=5295#comment-32600 In my experience the problem is with Hornby, their locos are very poor quality compared to the majority of locos on the market for the same price. Their chips are also quite lacking, changing the DCC chip may help.

]]> https://blog.model-train-help.com/2019/10/hornby-08-shunter-sound-problem.html#comment-32584 Tue, 01 Oct 2019 23:30:09 +0000 http://blog.model-train-help.com/?p=5295#comment-32584 Do a factory reset on the decoder. This will not harm the decoder and will only have to reset the address from 3.

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