Vintage Synth Repair

Miguel,

there is a procedure to reset the entire DX (and to empty all the mem). I 
don't rember it well, but I do have it in a book and can find it if 
necessary.

Fran\ufffdois


>From: "Miguel Mendoza" <miguel@...>
>Reply-To: vintagesynthrepair@yahoogroups.com
>To: <vintagesynthrepair@yahoogroups.com>
>Subject: Re: [vintagesynthrepair] Re: DX7 plays no sound....
>Date: Mon, 30 Oct 2006 18:28:01 +0100
>
>Hi Narfman,
>thanks a lot for your answer and help. I needed the system settings because 
>I had an issue with the keyboard, only one octave was playing, I though it 
>might be a hidden option in the system setup. But it was due to a hardware 
>problem already solved.
>
>Thanks again for your help.
>
>Kind regards.
>
>Miguel.
>
>
>   ----- Original Message -----
>   From: narfman96
>   To: vintagesynthrepair@yahoogroups.com
>   Sent: Sunday, October 29, 2006 3:49 PM
>   Subject: [vintagesynthrepair] Re: DX7 plays no sound....
>
>
>   Miguel,
>
>   E-mail me at Narfman96 at yahoo dot com if you want the sysex for
>   the DX7II setup. I couldn't find your address as it's private.
>   I'm not sure you wan't just any system setup because it defines
>   evrything from the CC controller id's to the patch change transmit
>   buffer. All the midi channels for each voice group (A or B)and the
>   transmit channel (I use ch. 1). Local on/off and sysex on/off are
>   located in the setup file too. Be careful. It may be easier to set
>   your synth for the way you use it with your gear and save that setup.
>   Either way if you contact me I'll send you whatever you need...
>
>   Narfman (I'm in all the Yamaha DX groups also.)
>
>   --- In vintagesynthrepair@yahoogroups.com, "Miguel Mendoza"
>   <miguel@...> wrote:
>   >
>   > Hello, I think you should also to restore the system settings that
>   were in the memory like master tunning, volume and voice tunning.
>   > By the way, does anybody have a system backup sysex file of the DX7
>   II or can do it? Please, if you could send it to my email. I would be
>   very grateful.
>   >
>   > Regards.
>   >
>   >
>   >
>   > ----- Original Message -----
>   > From: gil_we
>   > To: vintagesynthrepair@yahoogroups.com
>   > Sent: Sunday, October 29, 2006 9:32 AM
>   > Subject: [vintagesynthrepair] DX7 plays no sound....
>   >
>   >
>   > I just got a DX7 (first version), and it plays no sound.
>   >
>   > I first checked the battey - and indeed it was low. I replaced it
>   with
>   > a new 3v lithium, preset banks has been reset as expexted.
>   >
>   > I tried playing some patches from the ROM cartridge (which didn't
>   > suppose to be affected by the battery change), and programming
>   some new
>   > patches, but no sound it heard on neither. Anyhow, I can hear the
>   hiss
>   > coming from the amplification circuit...
>   >
>   > does anyone have any idea where should I look at ?
>   > Is that a common problem on the DX7 ?
>   >
>   > Thanks, can't wait to make it work ;)
>   >
>
>
>
>

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