Behringer ddm4000 crossfader mod

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Behringer ddm4000 crossfader mod
Posted on: 05.10.2011 by Laureen Calegari
http://youtu.be/dbuPNuSOuos

I found a cheap DDM4000 on cl with the intentions of doing this mod. I was wondering what is actually happening in this mod? Im guessing that the midi from the up fader is being routed to the crossfader to do both midi/audio at the same time. My question to anyone that can answer is does it have to come from the up fader. What i would like to do is take out one of the potentiometer from either the sampler or mic input that are midi controllable and route those to the crossfader instead.

If possible i would just need to know pinout and route the midi signal to the crossfader.

Any insight for this issue is GREATLY appreciated!!!
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Merilyn Eberline
29.09.2012
Originally Posted by GiovanniDre
drockwell I could really use your help! I have tried doing the Mod the way you described and I have failed numerous times.

All you did was solder 3 wires from the 3 points shown above to 3 points on the crossfader, correct? and what is that big black glob of stuff covering your solder points? I just tried to solder the end of a wire to those points without covering them or anything.

I believe I soldered to the wrong crossfader points because when I hooked it back up and used the crossfader it caused a glitch similar to hitting every button on the mixer at once. I tried switching the points and had no success.

I believe this simple diagram could help me and alot of other people.


If you have the top of the mixer here--- looking at the back of the circuit board like your picture.
sampler pot points here:
0a +5Vdc
0b SIGNAL
0c GND


Crossfader points here:
01
02 05
03 06
04
bottom of mixer here----------
Please tell me what to connect where. because I connected: a to 6, b to 5, and c to 4. didn't work so I switched the wires to 4 and 5 and that didn't work either. I would REALLY appreciate the help!

I believe I'm having a similar problem... hey GiovanniDre, how many pins does your cross fader connection have? The little connector that connects the PCB board to the cross fader? This may be the problem.

When I try to assign the midi cross fader to something, I have to pull it back and fourth a lot for it to read... BUT when it reads, it's WAY off and will only slide the midi value to 0. I can't control from 0-127... it's annoying.

I was talking to Daniel about this mod and he told me I have to remove the sampler pot in order to get the mod to work... anyone have any advice? I'm itching to try out my Serato Video with this!

Waldoctg
Laureen Calegari
20.02.2012
Originally Posted by djbamn
In order for the mod to work you have to sacrifice the sampler volume knob. it has to be disconnected.
I did not have to sacrifice the sampler pot at all.
Charlyn Glazik
06.02.2012
Originally Posted by Patch
How about a mod to make the DDM4K FX post fader???

I'd pay money for that...
Kill all three EQ bands, leave teh fader up. Control Fx volume with fader and music volume with EQ. Magic!
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Merilyn Eberline
29.09.2012
Originally Posted by GiovanniDre
drockwell I could really use your help! I have tried doing the Mod the way you described and I have failed numerous times.

All you did was solder 3 wires from the 3 points shown above to 3 points on the crossfader, correct? and what is that big black glob of stuff covering your solder points? I just tried to solder the end of a wire to those points without covering them or anything.

I believe I soldered to the wrong crossfader points because when I hooked it back up and used the crossfader it caused a glitch similar to hitting every button on the mixer at once. I tried switching the points and had no success.

I believe this simple diagram could help me and alot of other people.


If you have the top of the mixer here--- looking at the back of the circuit board like your picture.
sampler pot points here:
0a +5Vdc
0b SIGNAL
0c GND


Crossfader points here:
01
02 05
03 06
04
bottom of mixer here----------
Please tell me what to connect where. because I connected: a to 6, b to 5, and c to 4. didn't work so I switched the wires to 4 and 5 and that didn't work either. I would REALLY appreciate the help!

I believe I'm having a similar problem... hey GiovanniDre, how many pins does your cross fader connection have? The little connector that connects the PCB board to the cross fader? This may be the problem.

When I try to assign the midi cross fader to something, I have to pull it back and fourth a lot for it to read... BUT when it reads, it's WAY off and will only slide the midi value to 0. I can't control from 0-127... it's annoying.

I was talking to Daniel about this mod and he told me I have to remove the sampler pot in order to get the mod to work... anyone have any advice? I'm itching to try out my Serato Video with this!

Waldoctg
Tiffanie Standring
14.08.2012
drockwell I could really use your help! I have tried doing the Mod the way you described and I have failed numerous times.

All you did was solder 3 wires from the 3 points shown above to 3 points on the crossfader, correct? and what is that big black glob of stuff covering your solder points? I just tried to solder the end of a wire to those points without covering them or anything.

I believe I soldered to the wrong crossfader points because when I hooked it back up and used the crossfader it caused a glitch similar to hitting every button on the mixer at once. I tried switching the points and had no success.

I believe this simple diagram could help me and alot of other people.


If you have the top of the mixer here--- looking at the back of the circuit board like your picture.
sampler pot points here:
0a +5Vdc
0b SIGNAL
0c GND


Crossfader points here:
01
02 05
03 06
04
bottom of mixer here----------
Please tell me what to connect where. because I connected: a to 6, b to 5, and c to 4. didn't work so I switched the wires to 4 and 5 and that didn't work either. I would REALLY appreciate the help!
Laureen Calegari
21.02.2012
Laureen Calegari
20.02.2012
The stock fader went out of the mixer and I am replacing it with a X1 INFINIUM OPTICAL FADER. Going to try to get this mod to work with it.

Update* X1 will not work with this mod. Its a digital fader and you need a analog fader to go the the analog pot for the sampler volume.
Laureen Calegari
20.02.2012
Originally Posted by djbamn
In order for the mod to work you have to sacrifice the sampler volume knob. it has to be disconnected.
I did not have to sacrifice the sampler pot at all.
Charlyn Glazik
06.02.2012
Originally Posted by Patch
How about a mod to make the DDM4K FX post fader???

I'd pay money for that...
Kill all three EQ bands, leave teh fader up. Control Fx volume with fader and music volume with EQ. Magic!
Brunilda Kora
14.12.2011
How about a mod to make the DDM4K FX post fader???

I'd pay money for that...
Nichol Oblander
14.12.2011
The mod is very simple and works perfectly. Thanks for the help djbamn
Nichol Oblander
12.12.2011
Ok thanks. Gonna try it out and will keep you posted
Shizue Favro
12.12.2011
@calibur i had the same problem. In order for the mod to work you have to sacrifice the sampler volume knob. it has to be disconnected. and you only need to solder 1 wire after this and thats the midi signal wire. the crossfader and the sampler knob share the midi signal when the knob is still connected to the board. pretty much you have to sacrifice the knob in order for it to work. i did it and im satisfied with the outcome. i never used the sampler anyway. good luck let me know how its turns out for you.
Nichol Oblander
08.12.2011
Can someone help me with this mod please. I solder the wires accordingly to the info for the sampler but the mixer would go into this system check mode. So I cut the wires that I solder and it started up. It seems when the cross fader and the sampler wires are connection at the same time I get this problem. So I disconnect the cross fader and reconnected the sampler wires to it. The mide works but it also causes the mixer effects and other option to change when I use the cross fader and if I reconnect the the cross fader wire the midi doesn't work any more and accessing the mixer options is not possible.


Someone please help?
Shizue Favro
27.11.2011
@drockwell can you give a more detailed walk thru? i started doing the mod the way you say it works for you and im having issues.
Laureen Calegari
13.10.2011
Originally Posted by Patch
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Wayne Washko
11.10.2011
+1 - lets see the headphone jack hack
Brunilda Kora
11.10.2011
I'd love to see some info on relocating the headphone jack!

Re: the crossfader - there are (at LEAST) 2 replacement crossfaders that you can put in a DDM4000 (and I believe keep the midi mod):

1) Innofader (around
Ralph Alderette
10.10.2011
Originally Posted by bartboy
I would like to see how you did the headphone jack. Please post pics.
this is what I meant!
Dana Ordinario
10.10.2011
I would like to see how you did the headphone jack. Please post pics.
Laureen Calegari
10.10.2011
Originally Posted by DJ Asand
wow! very nice. would love to see some pics!!
no pics. my soldering is weak and unpleasing to look upon.
Ralph Alderette
10.10.2011
wow! very nice. would love to see some pics!!
Laureen Calegari
10.10.2011
Here is my progress over the weekend

I took my meter to find out the pinout for the sampler pot and the crossfader:


BACK OF BOARD
*5+ DC
*SIGNAL
*GND
FRONT OF BOARD

CROSSFADER (FACING BOTTOM OF FADER)

TOP LEFT = GND
TOP RIGHT = 5+ DC
BOTTOM RIGHT = SIGNAL

I routed (soldered while connecting the points above) the midi from the sample pot (volume/mix adjust) to the crossfader, then engaged midi for the sampler in the main menu. BAM! Now I have audio and mid without the loss of any upfader. Also a added bonus is the sampler pot can be used as a "cut" adjustment for the midi side of the crossfader.

While I had the mixer apart I relocated the head phone jack off the faceplate and moved it to front of the mixer. Just took a unibit and drilled the hole out, then soldered wires to the connectors.


Thought I would share this cause this was simple and a great way to mod the cheap DDM4000 to be used with serato video sl. At some point I would like to find a better crossfader.
Laureen Calegari
06.10.2011
Originally Posted by DJ Asand
i've never done the mod, but depending on your mixing style you could just use the crossfader for midi-only if you mix with the upfaders.
Sorry if I didn't help lol
Thanks for the response.

I would like to have the ability to do both audio and midi from the crossfader to compliment my mixing style while using "vjing software".
Ralph Alderette
05.10.2011
i've never done the mod, but depending on your mixing style you could just use the crossfader for midi-only if you mix with the upfaders.
Sorry if I didn't help lol

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