Thanks Dieter. The cables I have are all fairly old so maybe they do not have the shield connected.

Jonathan Shapero
Sent from my iPhone

On 2 Jan 2018, at 08:22, yahoo@... 1 < Doepfer_a100@yahoogroups.com > wrote:

>> Hi everyone. After a bit more research I have answered my own
>> question. There are 8 cores in a cat 5 cable, and Dieter has used
>> all of them in the module. That means there is no separate earth
>> connection. I use nylon washers so my A180-9s were not earthed,
>> consequently when I tested them in separate cases with an LED
>> plug, nothing happened. When I removed one washer from each
>> module so the panels were connected to earth via the mounting
>> rail and other modules in the case, everything worked fine.
>> Dieter, you may want to consider mentioning this in the product
>> description so that other people are aware who are not in the
>> Yahoo group.
>> Best wishes to all.
>> Jonathan
>
> In the A-180-9 circuit the A-100 GND is connected to the shield of the RJ45
> sockets. For all network cables we tried the connections were fine and even
> GND was connected by means of the shield. To be on the safe side I measured
> some cables I had available and for all cables the shield was connected. I
> also cutted one of the cables and it contained 8 single wires plus the
> shield.
>
> Maybe there are cables on the market where the shield is not connected. This
> could explain the behaviour you described.
>
> I'll add the information on our website that cables have to be used where
> the shield is connected.
>
> We could also add longer cables (e.g. 1m) as the price is nearly the same as
> for the 50cm cables. But a few live playing Eurorack users we asked
> recommended the 50 cm cable because longer cables are unfavorable for the
> typical connection of a base (e.g. A-100PB or A-100-PMB) and another case on
> top (e.g. A-100P9 or A-100PMS9).
>
> Best regards and A Happy New Year to all
> Dieter Doepfer
>
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> Posted by: < yahoo@... >
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