you might try cleaning the volume sliders for the hi-hats, it sounds
like those might be dirty which would make the volume not work correctly.

--- In tr-707@yahoogroups.com , "kanjiart" <kanjiart@...> wrote:
>
> Hi!
>
> I've problem with my TR-707. It worked just fine couple of months
> age, but now when I started to use it again I noticed that my hihats
> are missing. Sound is coming from the soundchip because if I write
> pattern that hasd only hihats and turn hihat slider open and master
> volume all the way up I can hear hihats, they are barely there but
> you can hear them. I noticed that during playback I moved the unit
> that the plug in RIGHT (MONO) moved and hihats disappeared. When I
> pulled the line plug out and put it in again they came back, but
> only if the plug was in certain position, if I touched it even a bit
> hihats were gone. First this helped but now this doesn't help
> anymore. It seems that there is something wrong woth connection, but
> it seems strange that moving the line plug on the RIGHT/MONO channel
> had influence with this.
>
> If there is someone who has any ideas, I'm more than happy for any
> help. Thanks in advance!
>
> -Jani
>