Emu Proteus 2000 Manual

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Melvina Kryder

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Aug 3, 2024, 3:13:28 PM8/3/24
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Anyone out there have some knowledge on installing rom in Proteus 2000? I installed a XL7 version 2, the Proteus 2000 recognises it but said, "NOT INSTALLED". How can i get this thing to work. HELP!!!

Other than cleaning the contacts and making sure it's seated properly, check that the ROMs are in correct order. I think they have to fill slots 1 to 4 in that order with no gaps. Also, see if you can test it in someone else's Proteus/Command Station.

There are a couple of guys on Vintage Synth Explorers who have technical experience with the Proteus lineup. Go on the "help needed" forum and ask. If someone named "23" responds, it'll likely be useful info.

Try downloading the manual for your E-mu synth from emu.com. For my MP-7 there is an appendix that shows one exactly how to install the ROMs, and I assume there is a similar appendix at the end of your Proteus 2000 manual. If that doesn't work, give them a call; they have always been helpful to me (I hope that Scott is still there). If all else fails, perhaps you have a defective ROM or defective Proteus?

The roms do not have to fill the slots in order, make sure they have "clicked in" , after you plug the unit in and nothing, try the other slots. If nothing I would think that the rom has been damaged. There are a few on here that have Emu modules and you could send the rom to them to test if there is no one else close to you with one. At one time I had an Orbit 3, Classic Keys and an xk-6 kybd all full of various roms.

When my EMU Virtuoso said that it was because I WAS searching an empty slot- there WASN'T anything installed (but it was installed in another location). Not sure if its the same issue, but it I eventually found the right preset config to locate it. I just don't remember much cause that was years ago. You may be ok...

If it's seated correctly,I'd think it was a bad rom. I put the TSCY rom in my XL-1 and it works like a champ.If you were not grounded correctly,it could have gotten a static discharge,which could have fried the rom.

I just happened across the install instructions for my P2K. According to instructions, if the new ROM presets are NOT available after repowering the unit you are to disconnect power and start over from step one, reseating the ROM. ROMS can go into any available slot. The unit should be unplugged and you should be grounded when doing the install. The say to call them if not working - 831-438-1921 (US). That phone number might be outdated.

Like others suggested you may have a bad rom. If all other roms work and thats the only one that doesn't. I would take all roms out but that one and try just it. I have a bunch of E-MU romplers and rom's and never had any issue... Where are you located you can test it in my MP-7 or my Planet Earth.... Good luck.

G-II found in P2K have better resolution and fine-tuned algorithms for best possible reproducing of the original sample. In discussion about changes in Emulator IV series Dave Rossum mention this more accurate and detailed reproduction can in some instances be perceived as sounding slightly brighter than from older G-chips.

EMU8000 chip in P2K used for dual 24-bits effect engine do actually have a cost reduced G-chip pitch shift technology inside, bypassed in P2K though. This chip originally where developed for cheap Creative sound cards. The story as Dave Rossum tell it, EMU8000 found its way into E-MU products somewhat reluctant, but the team gave in as it sounded better than the 16-bit chip/algorithm (AD2105) E-MU used in earlier models, combined with very low cost.

Initially there were differences between functionality in operating system for each model, like patterns and riffs. And typical for its time period major upgrades were not free. Now all models can run version 2.26 and have identical functionality expect for any hardware limitation and content on ROM modules (see table below).

When ordering synth new from factory there where an option to order what normally where P1K units with P2K mainboard. Often referred to as Turbo upgrade. E-MU also released a few Turbo models with dedicated user manual like XL-1 Turbo, however content on ROM for this version seems identical to the P1K release.
Most keyboards from this generation are P1K, and Command Stations where build with P2K.

While a 4th pole digital filter emulating analog LPF can be equivalent to a 24dB LPF, poles in digital filters are utilized very different than in the analog domain, so don't be fooled to visualize a +/-6dB slope for each pole.

Two types of memory storage are possible in P2K. ROM (read only memory) like all factory sound modules, and Flash that can be written to by user (with limitation). Either of these memory chips are soldered on a small printed circuit boards (PCB) called SIMM (single in-line memory module). Both memory types are seated in one of the four (two for P1K) common SIMM sockets on the main board.

Table above derived from information found in this text file thoroughly documenting loads of technical information on the ROM SIMM modules in E-MU P1K/P2K series.Identifying E-MU ROM SIMMs for Proteus 2K Family

Some of the ROMs have identical PCM waveforms (raw instruments), like the [CMPSR, P2500, PROM1], [XL1, XL7, XROM] and [PHATT, MP7, MROM]. These often have variation in numbers of Riffs, Patterns and Presets. This might be more easy to spot from these pages
Overview of samples on a single pageOverviewv of riffs on single pageOverviewv of presets on single page

Throughout the years several project have been worked on from different people and groups trying to create compatible SIMM's. Tim are the first to our knowledge that now can offer "clones" of old E-MU SIMM's. When this is written plan to later also offer SIMM's with custom content are announced on his site

Each of the four sound layers can have 24 patch cords connecting internal modulation, real-time controls, synch and triggers to desired destinations. Each patch cord even has its own attenuator control that also can be modulatet or triggered from any sourche.

As with any good modular synth setup P2K come with several utility modules, hidden I the PACHCORD configurator from where one can use them as modulation or trigger sources after first patching something into them.

The front panel 4 by 3 Control Knob matrix can be thought of as front panel MIDI controllers because in the Proteus 2000, they are treated just as if they originated from an external MIDI device. They can be routet at will and data can also be send over MIDI port to external gear for performance recording or remote control.

17 different LFO Waveforms for interesting modulationRemember all of these waveforms can be altered furder by patching modulation and clock sync to reset the LFO. There are a total of 8 LFO's for each four layer voice.

"A Z-plane filter is a filter which can change its function over time. In a Z-plane filter, we start with two complex filter types and interpolate between them using a single parameter. See the following diagram."

Sure it is. It has genuine Z-plane filters, even with better specifications than model's commonly thought of as Z-plane synthesis. But it will never sound as a Morpheus or UltraProteus when they utelize 2 by 4 filter frames. Operating system take a few different approaches when it comes to sound design.

Important to understand about Z-plane-plane filters used in E-MU hardware synth devices. One can easily be misled to believe morphing can be done between user selected filters. Truth is, all morphing is done inside a single ready made filter preset stored i ROM. To clearify, user only select a single predefined filter preset by name, that preset being constructed by 1,2 or up to 8 filters frames for Morpheus and UltraProteus.

Architecture in newer Proteus modules let go of the advanced filter presets first seen in Morpheus, the Z-plane monster from 1993. E-MU found a different way of unleashing the power of the H filter chip after UltraProteus.

H filter chips are by hardware design capable of morphing two filter frames for each filter as explained above. This is true for all Proteus models including Morphius/UltraProteus. User manual will have you think of them as 2-dimensional.

Some filters presets in early Z-plane devices are with varying success replicated in the effect section in later Proteus models. For monophonic sounds it's probably less obius to spot how they "cheated".

Enabling Chorus in Layer Parameter work by duplication the layer using yet another voices to create the detuned chorus layer. In contrast to how the effect section will sample a copy and alter tuning on the sample activating it on the layer will make a true duplicate of the sound using the synth engine. Used to be a popular trick to fatten sounds on the IV sampler in its heydays.

This example 50C4 show number of unique filter preset combinations that can be done with a four layer preset and fifty filter presets. Feel free to try out a few other combinations. What about 8 voices, all with unique filter combination 50C8.

Since Creative have taken the EMU Legacy pages offline, its no longer possible to get hold of for example OS updates for various devices such as the Proteus 2000, MP7, EMU Ultra etc. I am making available as much of the old material as possible here. Let me know in the comments if there's anything that's missing. Don't blame me if anything doesn't work (but please do let me know)!

I could not find the entry to leave a post so I'm just replying. I just used the uploads to update a used MP7 that I had got on eBay. I ended up using my Surface pro to do it, since my main computer is a MAc. It worked like a charm. I had to force install E loader because I use Windows 10 but that worked, and then installed the command prep and finally the update. All worked like a charm. So thanks so much.

Ray Bellis also has some tools for some of the Emulator models. This site is still a work in progress and development of tools continues. Ray is also a key member of some E-mu related Facebook groups, posting there regularly and responding in a timely manner.

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