PS1 SCPH-5002 - does it exist?

Discussion in 'Sony Programming and Development' started by Bodzio, Mar 9, 2014.

  1. Bodzio

    Bodzio Member

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    I'd like to ask you about this particular model of PS1 because I can't find any information about it on the Internet, apart from wikipedia http://en.wikipedia.org/wiki/PlayStation_models, and I'm very curious why? Does it exist? Is it so rare? I want to collect all PS1 basic models, but neither on ebay nor other portals I can't find model SCPH-5002. I haven't found even one picture of its box or back. Why?
     
    Last edited: Mar 10, 2014
  2. smf

    smf mamedev

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    I believe it does exist. However you should always contact sellers to make sure they haven't listed it as the wrong model by mistake.

    http://www.ebay.co.uk/ctg/Sony-PlayStation-1-Grey-Console-PAL-SCPH-5002-/112303397

    I don't think it's rare, just that early ones are more likely to turn up because of their perceived rarity. A 5002 is likely to just get left in a cupboard or thrown out.
     
    Last edited: Mar 11, 2014
  3. Bodzio

    Bodzio Member

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    It has to be rare or it doesn't exist. There is no other way. It's easy to find information about all models, even earlier, but there is no even one photo or description of this particular model. I found unboxing of SCPH-5000 (so the Japanese version) here http://www.youtube.com/results?search_query=scph-5000 It looks very similar to the first PS1 model but I couldn't find anything about SCPH-5002 or even 5001 or 5003. I only found on one website that "SCPH-5002 doesn't exist. People don't usually pay attention when typing the model number. A google image search usually turns up a photo of the model number sticker." I also found a website of a PS collector here and http://pscollector.com/index.php?option=com_content&view=article&id=5&Itemid=2 he has photos of all PS1 models apart 5002. It's possible that it doesn't exist because in Europe we have a model 5552 that wasn't launched in other regions but I'd like to find a reliable source of information to prove it.
     
    Last edited: Mar 11, 2014
  4. smf

    smf mamedev

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    Europe had 5502 as well, which I assume came before 5552.
    http://www.playstation.com/manual/pdf/SCPH-5502A.pdf


    Ok, so the SCPH-5003 is mentioned in

    http://www.playstation.com/manual/pdf/SCPH-103.pdf

    But the SCPH-5002 is not mentioned in

    http://www.playstation.com/manual/pdf/SCPH-102B.pdf

    So it is possible that it never made it out labelled as SCPH-5002, but the model numbers don't necessarily tie up between regions. I have two SCPH-1002, one I think is based off SCPH-1000 as it has an earlier chipset (no sprite flipping etc) and the other I think is based off SCPH-3000.

    If you look at what BIOS versions were used.

    1.1j - SCPH-3000
    2.1j - SCPH-3500
    2.2j - SCPH-5000

    2.0e - SCPH-1002
    2.1e - SCPH-1002
    2.2e - SCPH-1002

    Of course, trying to collect all models would mean you need all SCPH-1002 models.

    Unfortunately the list of models is missing from

    http://www.playstation.com/manual/pdf/SCPH-101.pdf

    For completeness the list of Japanese models is on page 14 of this.

    http://www.playstation.com/manual/pdf/SCPH-100.pdf
     
    Last edited: Mar 11, 2014
  5. Bodzio

    Bodzio Member

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    Thank you very much! I had those instructions but I didn't know that there I can find such information like a list of all models for a particular region. Of course there is PS1 SCPH-5502 and it came before 5552. I even have it :) What I was trying to say is that model 550x was launched in all 4 regions and 5552 only in Europe so 5550, 5551 and 5553 don't exist but it wasn't the aim of this thread.

    As far as your 1002 is concerned, European version wasn't based on 1000 model but 3000. I didn't know that there are two versions. Do you remember which lens do you have in this model that is based on SCPH-1000? I guess it should be AAM and not ACM.

    But the most important fact is that also thanks to your help I'm almost certain that 5002 wasn't released in Europe. It was released in Japan and as we can see from the instruction about PS one in Asia. I think that PAL's instructions of PS one would have mentioned it if it had existed. The only question is what about America but I'm only interested in European models. Again thank you for your help.
     
  6. smf

    smf mamedev

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    Yes I've been told that before. However I was under the impression that 3000 was based off the B chipset, while this definitely has the A chipset like the 1000.

    I assume they had a load of A chips left over from the DTL-H1002 run, I've not opened it to see what PU-XX it is.

    I'll take a look but they are buried in a tower of stacker boxes at the moment.
     
  7. TriMesh

    TriMesh Site Supporter 2013-2017

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    The SCPH-3000s I've seen have had -1x PU-8 boards in them - so they have the old CPU and GPU (with VRAM), but a different CD controller from the PU-7.

    I've been told that some of the early ones had PU-7s, but I've never seen one.

    Edit:

    Oh, and for the record, I"ve never seen a SCPH-5002 either. Only SCPH-5502s and SCPH-5552s. And all the SCPH-5000s I've seen had later PU-8 boards in them (I.E. with the SGRAM and the new CPU and GPU).

    And another thing has just occurred to me - the SCEE TRCs contained the requirement that all titles were tested on both the blue and green debug stations - which very strongly suggests that there were machines sold in the EU market that used either PU-7s or the -1x revision of the PU-8, since if there hadn't have been then testing on a blue debug would not have been necessary.
     
    Last edited: Mar 12, 2014
  8. Bodzio

    Bodzio Member

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    I have to add somthing because I found the instruction of PS one SCPH-141 (it was the combo with lcd screen) and there fortunately model SCPH-5001 is mentioned.

    psx_scph5002_3.jpg

    So PS1 SCPH-500x is present in all PS one instructions apart from the European one, I think that we can now say with certainty that this model wasn't released in Europe. It may explain why only our continent had SCPH-5552 model.
     
    Last edited: Mar 13, 2014
  9. CoolerKing

    CoolerKing Active Member

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    It doesn't exist.. try mailing ebayers that claim to sell a 5002 and they will all say that it's a typo and it's the 5502 (I know this from experience).. wikipedia is wrong, someone should fix it..
     
  10. smf

    smf mamedev

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    I don't think there is much difference between 5502 and 5552 as it uses the same BIOS. Europe didn't get a 5002 because Sony were pretending they were 1002.
     
  11. TriMesh

    TriMesh Site Supporter 2013-2017

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    I just had a look through the boards I have here - I can't be sure exactly which console each one came in since they are loose, but there are at least 3 distinct PU-8 variants. They all have the same base part number (1-658-467-xx), but there are some quite significant changes with the dash number.

    The oldest one (based on the component date codes) is a -11, with the newest part (the audio DSP work RAM) being made in week 38, '95 - this is pretty much identical to the PU-7, except for the CD DSP and CD interface chip (and the lack of the S-Video socket).
    The next revision (seems to have started with -21) has the new GPU, SGRAM rather than VRAM, different Video DAC, different CD Sub-CPU and a different Audio DSP. The earliest one was made no earlier than week 26 of '96.
    The final revision (-4x) is basically the same as the -2x one, but with a different CPU (CXD8606) - made on or after week 12, '98. This final revision of the board also exists in two variants, one has a single 32-bit RAM chip and the other has 4 bit bit RAM chips.

    I suspect that SCEE treated all of these boards as being "SCPH-1002" and only got into sync with the numbering system used with the other regions with the SCPH-550x.

    It would be interesting if you could check the SCPH-1002s you have and find out what the dash numbers on the boards were.
     
  12. smf

    smf mamedev

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    Yeah will do, my room that it's all stored in "exploded" when I was looking for some things the other day (everything is in stacker boxes so if you're not ruthlessly tidy then it becomes a mess really quickly).
     
  13. TriMesh

    TriMesh Site Supporter 2013-2017

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    Could you take some photos of the boards for the Wiki? That was what I was planning to do when I was checking them all, but the ones I have have had various parts robbed from them over the years and look pretty crap anyway because they have been thrown in a box...
     
  14. Bad_Ad84

    Bad_Ad84 The Tick

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    I have maybe 10 or 15 scph-1002s in my workshop right now
     
  15. TriMesh

    TriMesh Site Supporter 2013-2017

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    If you could get a chance to look at them and take some PCB photos, it would be really handy - I've done the ones I have here, but there aren't many of the old ones (because I threw them out...). I've uploaded one PU-8 photo (which I've marked as "V2", but is probably really a V3, since it has the new CPU).

    http://wiki.assemblergames.com/doku...s:pu-8_v2.jpg&ns=wiki:sony:pcbphotos&do=media

    So if you could get some photos of a -1x and -2x board (and a -3x? I don't have any of those, but they may exist) - thinking about it, photos of the back of the board would be good too, since they have components on both sides.
     
  16. smf

    smf mamedev

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    Very nice. It took me a minute to figure out that once you've selected which photo you want to see that if you click the image then you just get a low res preview, you have to click the filename instead. I can't make out the writing on the GPU though.
     
    Last edited: Mar 16, 2014
  17. TriMesh

    TriMesh Site Supporter 2013-2017

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    It's a CXD8561AQ - but I'm not sure if the change to the "A" stepping was done along with the CPU change, or if it just seems that way. The -23 board has the CXD8561Q but a sample of one is probably a bit small to start generalizing from :) All the PU-18s seem to have CXD8561BQs, though.

    It looks like the GPU revisions go like this:

    PU-7: CXD8514Q (Uses VRAM)
    PU-8 (early): CXD8514Q (Uses VRAM)
    PU-8 (mid): CXD8561Q (Uses SGRAM)
    PU-8 (late): CXD8561AQ (Uses SGRAM)
     
  18. Bodzio

    Bodzio Member

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    I know. I mailed a few sellers and it always came out that it wasn't 5002 but 5502.
     
  19. PS1collector

    PS1collector Robust Member

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    one thing is strange though, I got a 7002 recently so i don't know why they'd skip 5002, even though 5502 and 5552 exist. There would be no reason for them to have 5000, 5001, and 5003 but NOT 5002.. that just sounds so weird, so it SHOULD exist but it's weird it seems to not exist. o_O
     
  20. Bodzio

    Bodzio Member

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    It's weird but it seems to be true. Instead we (Europeans) have an additional model SCPH-5552.
     
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