Search found 27 matches

by Darth
Sun May 05, 2013 12:34 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

try it out, let us know if it works. The seller assured me they would work, and after all, only $3.50 (including shipping) for 20 of them wasn't much of a gamble, so I ordered them. Will report when I get them. I already crimped the stock ones, but if these work, I am going to replace them. I got ...
by Darth
Thu Apr 18, 2013 5:04 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

try it out, let us know if it works. The seller assured me they would work, and after all, only $3.50 (including shipping) for 20 of them wasn't much of a gamble, so I ordered them. Will report when I get them. I already crimped the stock ones, but if these work, I am going to replace them. I got ...
by Darth
Wed Apr 03, 2013 4:57 pm
Forum: Rostock MAX
Topic: Rambo pre-programmed
Replies: 7
Views: 6663

Re: Rambo pre-programmed

Pretty sure the RAMBo 1.1 boards shipping with the Rostock Max are pre-loaded with marlin firmware configured for standard cartesian printers, this is NOT compatible with delta printers. Also the Marlin firmware provided by SeeMeCNC (Johny99's) doesn't provide support for the LCD screen (If i'm not ...
by Darth
Tue Apr 02, 2013 5:36 pm
Forum: Rostock MAX
Topic: Rambo pre-programmed
Replies: 7
Views: 6663

Re: Rambo pre-programmed

Pretty sure the RAMBo 1.1 boards shipping with the Rostock Max are pre-loaded with marlin firmware configured for standard cartesian printers, this is NOT compatible with delta printers. Also the Marlin firmware provided by SeeMeCNC (Johny99's) doesn't provide support for the LCD screen (If i'm not ...
by Darth
Mon Apr 01, 2013 5:22 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

I never liked molex connectors. To each their own, though. I've been searching for good connectors, I just ordered these: http://www.ebay.ca/itm/160995537007?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1439.l2649#ht_2203wt_986 I love LEMO connectors, and these seem like a poor man's LEMO ($40 a ...
by Darth
Mon Apr 01, 2013 5:14 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

cambo3d wrote:try it out, let us know if it works.
The seller assured me they would work, and after all, only $3.50 (including shipping) for 20 of them wasn't much of a gamble, so I ordered them. Will report when I get them. I already crimped the stock ones, but if these work, I am going to replace them.
by Darth
Sat Mar 30, 2013 1:55 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

I just came across a better solution. These are pre-crimped wires on female pins with 25mm of wire. I am checking to make sure of the pin size. This way I would be able to keep the locking connector, and get an extension wire.

http://cgi.ebay.com/ws/eBayISAPI.dll?Vi ... 0826251879
by Darth
Thu Mar 21, 2013 11:31 am
Forum: Rostock MAX
Topic: Hot End Thermistor - Which Mounting Hole?
Replies: 13
Views: 11756

Re: Hot End Thermistor - Which Mounting Hole?

When I added my thermistor, I was concerned with the "fill the hole with RTV, and then insert the thermistor". In doing this I wondered if the thermistor was encased in RTV and would be insulated from the hot end. Haven't fired up my printer yet, so I don't know the effect, or if it makes a ...
by Darth
Wed Mar 20, 2013 5:28 pm
Forum: Rostock MAX
Topic: Hot End Thermistor - Which Mounting Hole?
Replies: 13
Views: 11756

Re: Hot End Thermistor - Which Mounting Hole?

When I added my thermistor, I was concerned with the "fill the hole with RTV, and then insert the thermistor". In doing this I wondered if the thermistor was encased in RTV and would be insulated from the hot end. Haven't fired up my printer yet, so I don't know the effect, or if it makes a ...
by Darth
Wed Mar 20, 2013 11:00 am
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

they wont lock because they have no locking mechanism. this is the part number you need for the connector 50-57-9404 http://www.digikey.com/scripts/DkSearch/dksus.dll?lang=en&keywords=50-57-9404&WT.term=50-57-9404&WT.mc_id=Connectors,%20Interconnects&WT.medium=cpc&WT.campaign=Connectors ...
by Darth
Wed Mar 20, 2013 10:57 am
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

Polygonhell wrote:They're female to female, how were you proposing connecting to them?
Our connectors are female, I was just going to replace them.
by Darth
Tue Mar 19, 2013 5:02 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Re: Molex connector for the stepper motors

I have been worrying about my crimping ability on the stepper motor connectors, and I noticed that ebay has a number of jumper cables, 4p to 4p female 2.54 Dupont connectors. It would look to me that these would be ideal for extending the stepper motor wiring to already done connectors. These only ...
by Darth
Tue Mar 19, 2013 2:52 pm
Forum: Rostock MAX
Topic: Molex connector for the stepper motors
Replies: 20
Views: 16441

Molex connector for the stepper motors

I have been worrying about my crimping ability on the stepper motor connectors, and I noticed that ebay has a number of jumper cables, 4p to 4p female 2.54 Dupont connectors. It would look to me that these would be ideal for extending the stepper motor wiring to already done connectors. These only ...
by Darth
Sun Mar 17, 2013 5:23 pm
Forum: Rostock MAX
Topic: Getting rid of all those PS wires
Replies: 15
Views: 10988

Re: Getting rid of all those PS wires

OK! I think I found the brown wire from the original harness (it's smaller diameter than the others) and any of the orange wires (they are all 3.3v, right) and I will try to connect them.

Did it, although they were very short.
by Darth
Sun Mar 17, 2013 4:44 pm
Forum: Rostock MAX
Topic: Getting rid of all those PS wires
Replies: 15
Views: 10988

Re: Getting rid of all those PS wires

Hm, I don't have a connection there, but it is working.. You might find without the sense wire connected which is what the brown wire is it seems to work, but under load it doesn't deliver the correct voltage. Oh damn! I cut all the wires off already, and don't know if I can get to them. Are you ...
by Darth
Fri Mar 15, 2013 2:05 pm
Forum: Rostock MAX
Topic: Getting rid of all those PS wires
Replies: 15
Views: 10988

Re: Getting rid of all those PS wires

You can certainly cut off the excess wires, making sure that they are truly excess. As you indicated the exposed cut end has a risk of shorting to the case. I would open the power supply case and cut them off internally as close to the power supply printed circuit board as possible. Less chance of ...
by Darth
Fri Mar 15, 2013 1:38 pm
Forum: Rostock MAX
Topic: Getting rid of all those PS wires
Replies: 15
Views: 10988

Getting rid of all those PS wires

I can't even get into the PS area to rout wire to electronics bay. I have bundled all the unused wires but they still take up the bay. Is there any reason I can't just cut them off (being careful no bare wires touch the metal case)?
by Darth
Fri Mar 15, 2013 11:51 am
Forum: Rostock MAX
Topic: Extending wires
Replies: 22
Views: 17010

Extending wires

The manual talked about extending wiring using the provided wires in the kit, but there is no detail about what wires in the kit (four wire 18ga, 22ga, etc.). Is this just too basic for more description, or am I missing something. A brief description or pictures would help. I know how to solder two ...
by Darth
Thu Mar 14, 2013 2:48 pm
Forum: Rostock MAX
Topic: PTC adapter
Replies: 10
Views: 8665

PTC adapter

What is the PTC adapter, and should I have one, or two?
by Darth
Thu Mar 14, 2013 2:11 pm
Forum: Rostock MAX
Topic: Rambo input power
Replies: 4
Views: 4060

Re: Rambo input power

Thank you. :D
by Darth
Wed Mar 13, 2013 6:00 pm
Forum: Rostock MAX
Topic: Rambo input power
Replies: 4
Views: 4060

Re: Rambo input power

OK, I'm getting confused. If all three yellow and black wires from the Power Supply are hooked together and plugged into the heated bed input, where does the Mosfets and Motors & Logic get their power input from? you need to provide 12 V to each of the 3 12V inputs on the bard. I think the manual ...
by Darth
Wed Mar 13, 2013 5:19 pm
Forum: Rostock MAX
Topic: Rambo input power
Replies: 4
Views: 4060

Rambo input power

OK, I'm getting confused. If all three yellow and black wires from the Power Supply are hooked together and plugged into the heated bed input, where does the Mosfets and Motors & Logic get their power input from?
by Darth
Wed Mar 13, 2013 2:12 pm
Forum: Rostock MAX
Topic: LCD controller
Replies: 9
Views: 7688

Re: LCD controller

My connectors are plugged into a pcb board marked "smart adapter" with a single row of 20 pins marked AUX-4 and a offset vertical plug of two rows of 4, marked AUX-3. These don't seem to match up with anything on the Rambo.
by Darth
Wed Mar 13, 2013 1:03 pm
Forum: Rostock MAX
Topic: LCD controller
Replies: 9
Views: 7688

Re: LCD controller

I seem to have the latest connector, but it doesn't appear to match anything on the rambo. The wiring document by geneb doesn't seem to apply. :?:
by Darth
Sun Mar 10, 2013 5:57 pm
Forum: Rostock MAX
Topic: LCD mount on acrylic version
Replies: 9
Views: 8473

Re: LCD mount on acrylic version

That's interesting Gwen. The melamine Rostock has 2 different doors - they differ in the cutouts. The door between the X and Y is where the RAMBois mounted (on the back side) and the door between Y and Z is where the optional LCD display is mounted. Maybe the acrylic kit is different! What I can't ...

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