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Locked Walthers DCC turntable
Russell Amico
I have been using panel pro (version 4.0) to run my nce layout for almost 2 years. I created a reset "route" that I use on startup to allow my system to learn the position of the turnouts and block detectors.
I cannot figure out why my turntable randomly moves under 3 circumstances 1) on opening the panel pro program 2) on running the reset program 3) randomly then trains are running on the layout. I did not include the nce switches assigned to the turntable in the reset route and have also tried deselecting the dcc control feature of the turntable in panel pro. I also tried changing the dcc address on the turntable control box . Very weird! Btw the turntable otherwise works fine when controlled by panel pro, the table control box, or the nce power pro. Russell Amico |
Russell, I have the same experience though I have not noted the
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circumstance #1 and I do not have any equivalent #2. I have two turntables and have seen the effect in both of them at different times. I am using a Digitrax system. I have noted that my Walthers TurnTables respond not only to the particular programmed DCC address but also to 256 multiples of that address. So if one has programmed the table to say 70, then the table also will respond to address 326, 582, 838, and so on. I have over 30 controlled turnouts and some 60 signal masts. I have been careful to avoid the multiple addresses assigned to the turntables, but still see the problem from time to time. Have not been able to pin down any reproducible results. I eventually wired an on/off switch on the fascia to turn power on to the table only when I needed to actually use it. I am not at all impressed with the 'DCC control' of the Walthers units. They still use a mechanical / electrical break for phase reversing which means there still is a dead zone where sound decoders go silent. I had hoped the DCC units would have used an electronic auto reverser. Anxious to hear any resolutions you or anyone else knows about. Jay Janzen St. Charles, MO On 10/8/2016 6:35 AM, Russell Amico russ.amico@... [jmriusers] wrote:
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Russell Amico
Thanks Jay. I will have to try the manual switch option until I find another solution. Incidentally I was programming an engine and everytime I hit write page icon, the turntable took off.
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Russell Amico On Oct 8, 2016, at 12:53 PM, Jason Janzen jason700@... [jmriusers] <jmriusers@...> wrote: |
Hello Jay,
Heljan made the Walthers turntables in the past. However response form Heljan suggests the two companies have gone their separate ways in more recent times. I too found the same situation with the Heljan 89121 DCC capable/ready turntable. Set a Base address (less than 63 as above 63 did not work) and the turntable correctly responded to the Accessory addresses as calculated. eg with a Base address of 23 the first position Accessory address is 89. However, as you found each position will also respond to higher accessory addressed at increments of 256. so first position responds to 89, 345, 601, 857 etc with NCE DCC controller. At the time only myself and a friend here in Australia apparently had this "problem" and we both used NCE DCC control systems. As a result, Heljan advised that the matter was deemed minor and they would not revise the firmware - supposedly the accessory addresses were/are fully decoded. I posted on several forums (NCE DCC yahoo, RailywayModeller (RMWeb) and MERG) but no further responses received to help define the extent of the problem. Back in July/Aug 2015 I did mark and and send to Heljan their 89121 T/T manual which they finally did upload to their website around Aug/Sept 2016 (year later). I wrote a 4 page addendum for use of the Heljan 89121 T/T with NCE DCC control systems and sent same to Heljan and several UK retail outlets (including the two where my friend and I purchased our T/Ts) but had no acknowledgement of receipt of same. I luckily found a slot in the accessory range that I had already programmed (had used nearly all from accy addr 110 to around 420 with a gap left at 360 to 400 for the T/T which proved to be unusable). |
I have a friend with three TT's on his layout, or should I say a friend with
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three highly modified Lazy-Susans on his layout, manually operated of course. John ---------- Original Message ---------- |
Russell Amico
Using your info as well as Jay's, I managed to find a string of accessory addresses not used ( or not a multiple of 256) on my layout and everything now works fine. Plus I have an added toggle switch just in case thanks to Jay.
Just makes me leery should I ever expand the layout. Russell Amico On Oct 8, 2016, at 11:09 PM, westaust55@... [jmriusers] <jmriusers@...> wrote: [Non-text portions of this message have been removed] |
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