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List of motherboards with SB-link (PC/PCI) header

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Reply 120 of 137, by ynopot

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I tried, but I still don't understand if it works
How can i check?
Duke 3D keeps crashing WIN98

Without cable connected.

The attachment no_sb-link.jpg is no longer available

With cable connected.

The attachment with_sb-link.jpg is no longer available

Reply 122 of 137, by ynopot

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cyclone3d wrote on 2022-07-15, 15:31:

Looks like it is working to me. Without the cable connected, you would need to use DDMA or DSMA.

is it addressed to me?
if so, did you solder the SB-Link connector to the ECS P6IPAT?
I am confused that the game Duke Nukem 3D in Windows 98 reboots the system.

I am now re-reading this YMF744, DOS, no DMA? (PC/PCI, SB-link tests) (edit YES DMA, read further down)
Tomorrow I plan to test the games that are mentioned there.

I also have an unopened Terratec 128I PCI for testing, but I'm not sure if the SB-Link connector is soldered on it.

Reply 123 of 137, by TechieDude

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ynopot wrote on 2022-07-15, 13:44:
I tried, but I still don't understand if it works How can i check? Duke 3D keeps crashing WIN98 […]
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I tried, but I still don't understand if it works
How can i check?
Duke 3D keeps crashing WIN98

Without cable connected.
no_sb-link.jpg
With cable connected.
with_sb-link.jpg

Are you running it in DOS mode?

Reply 124 of 137, by DNSDies

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If anyone has a 6M815E motherboard and has been having problems getting SB-Link to work, I've discovered that the motherboard SB-Link header swaps the GNT/REQ lines on pins 2 and 4.
Running the ICH2 modified SetupDS with a regular cable will result in it being unable to find a usable DMA, but swap those pins on the cable and it just works.

Reply 125 of 137, by JSO

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GA-6BXS has the link.

DOS IS THE POWER OF OUR CHILDHOOD MEMORIES!

Reply 126 of 137, by Dant

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Dant wrote on 2020-04-11, 01:59:

There appears to be solder pads for SB-Link on the Intel D850EMV2. Its the right configuration of pins and given its proximity to the ICH2, I'm inclined to think its PC/PCI.

s-l1600.jpg
D850EMV2 PCPCI.PNG

Sorry to necro a year-old thread, but I've got an update here. I've soldered a PC-PCI header to an Intel D850MD and it works flawlessly with a YMF724 card. Well, as well as you'd expect a YMF card connected through PC-PCI to work. That was a proof-of-concept to both see it working and teach myself how to solder before I mod my much harder to find D850EMVR. Now if only I could figure out something better than desoldering wick for getting the solder out of the filled holes...

Reply 127 of 137, by Jccwu

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Gigabyte GA-BX2000+
Wake On LAN Header (WOL) & SB-LINK™ connector

Sound card's music

Reply 128 of 137, by Mitch1819

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Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

Reply 129 of 137, by dormcat

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Adding three motherboards to the list; all 440BX Slot 1 boards that support P2 and P3 (up to 250 nm Katmai only).

EPoX KP6-BS
Between PCI3, PCI4, and southbridge (Intel 82371EB):
4JgKV0R7OfT6mtTBuDK2LD.jpg

Delta MP2-BX-X
Between PCI5 and southbridge:
6oPNwDHs5bqXcIxWzVgQ4c.jpg

SuperPower SP-P2BXA
Between PCI2, PCI3, and southbridge:
HDkaJ94HtxbIkKtlTROnw.jpg

Reply 131 of 137, by Ozzuneoj

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Mitch1819 wrote on 2024-04-18, 18:56:

Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

This post appears to have slipped past the radar, so I'm not sure if you're still around, but there is most likely a way to determine if this is a PC/PCI connector using a multi-meter. And if you happen to have an older board around that also has PC\PCI (like many 440BX boards) you may be able to check continuity of the pins and compare them to the other board.

There is a pinout available in this post: Re: PC/PCI or SB-LINK cable. How to make?

So, for example, check the pins labeled as grounds to see if they are in fact grounds. Or if the other pins happen go to somewhere easily traceable on an older board, you may be able to see if they go somewhere similar on the Matsonic. If you need a quick way to figure out where the pins go, one way is to use a piece of aluminum foil attached to one probe of a DMM in continuity test mode (with the other on one of the pins of course). Make sure the board isn't powered, and remove the battery for good measure. Touching the foil over areas on the back of the board will help you rule out huge areas much more quickly than poking each individual solder joint.

Anyway, without official documentation this isn't a 100% guarantee, but using these methods you may be able to tell pretty quickly if it absolutely isn't PC/PCI.

Now for some blitting from the back buffer.

Reply 132 of 137, by dormcat

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Mitch1819 wrote on 2024-04-18, 18:56:

Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

This has turned into a detective work fascinating and frustrating at the same time. 😅

Saw your question unanswered at AtariAge as well. A quick Google search led me to this answer at Fixya. That ms9337c.php is long gone (and will redirect you to an adult-only website; DON'T CLICK!) so Wayback Machine is your friend:

The attachment MS9337C_spec.jpg is no longer available

Hmm, that "H/W Sound Blaster Pro DOS Legacy compatibility" sounds promising, but there's no full user's manual to download. What really dropped my jaw was its driver page: user had to PAY for BIOS and driver updates! 😠 I've never seen anything like this ever since every major computer company has updates hosted on official websites free of charge for more than two decades.

The attachment MS9337C_download.jpg is no longer available

I tried looking it up with TRW but there was no such entry called "MS9337C" and none of existing Matsonic Socket 478 MB on TRW looked like "MS9337C" photos I found on eBay. Then I got an idea: what if Matsonic simply rebranded another MB and sold it under its brand name and a new model number? So I combed through all Socket 478 MB with SiS 648 / SiS 963 chipset (which was not very common), along with 1.5V AGP and 5 PCI slots.

And voilà! Turned out its true identity was ECS L4S8A V1.0, and ECS still has its full spec, drivers, BIOS, and manual!

Its J1 header does look like SB-link, down to #6 for SIRQ and #2, #5 for GND, but......

The attachment J1_header.jpg is no longer available

I thought #1 and #4 were GNT and REQ for sideband signal, respectively. 🙄 Maybe someone who knows circuitry better can explain it.

Reply 133 of 137, by Ozzuneoj

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dormcat wrote on 2024-08-08, 05:33:
This has turned into a detective work fascinating and frustrating at the same time. :sweat_smile: […]
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Mitch1819 wrote on 2024-04-18, 18:56:

Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

This has turned into a detective work fascinating and frustrating at the same time. 😅

Saw your question unanswered at AtariAge as well. A quick Google search led me to this answer at Fixya. That ms9337c.php is long gone (and will redirect you to an adult-only website; DON'T CLICK!) so Wayback Machine is your friend:

The attachment MS9337C_spec.jpg is no longer available

Hmm, that "H/W Sound Blaster Pro DOS Legacy compatibility" sounds promising, but there's no full user's manual to download. What really dropped my jaw was its driver page: user had to PAY for BIOS and driver updates! 😠 I've never seen anything like this ever since every major computer company has updates hosted on official websites free of charge for more than two decades.

The attachment MS9337C_download.jpg is no longer available

I tried looking it up with TRW but there was no such entry called "MS9337C" and none of existing Matsonic Socket 478 MB on TRW looked like "MS9337C" photos I found on eBay. Then I got an idea: what if Matsonic simply rebranded another MB and sold it under its brand name and a new model number? So I combed through all Socket 478 MB with SiS 648 / SiS 963 chipset (which was not very common), along with 1.5V AGP and 5 PCI slots.

And voilà! Turned out its true identity was ECS L4S8A V1.0, and ECS still has its full spec, drivers, BIOS, and manual!

Its J1 header does look like SB-link, down to #6 for SIRQ and #2, #5 for GND, but......

The attachment J1_header.jpg is no longer available

I thought #1 and #4 were GNT and REQ for sideband signal, respectively. 🙄 Maybe someone who knows circuitry better can explain it.

Awesome detective work! This is why I like this place...

Now for some blitting from the back buffer.

Reply 134 of 137, by PC Hoarder Patrol

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dormcat wrote on 2024-08-08, 05:33:
This has turned into a detective work fascinating and frustrating at the same time. :sweat_smile: […]
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Mitch1819 wrote on 2024-04-18, 18:56:

Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

This has turned into a detective work fascinating and frustrating at the same time. 😅

Saw your question unanswered at AtariAge as well. A quick Google search led me to this answer at Fixya. That ms9337c.php is long gone (and will redirect you to an adult-only website; DON'T CLICK!) so Wayback Machine is your friend:

The attachment MS9337C_spec.jpg is no longer available

Hmm, that "H/W Sound Blaster Pro DOS Legacy compatibility" sounds promising, but there's no full user's manual to download. What really dropped my jaw was its driver page: user had to PAY for BIOS and driver updates! 😠 I've never seen anything like this ever since every major computer company has updates hosted on official websites free of charge for more than two decades.

The attachment MS9337C_download.jpg is no longer available

I tried looking it up with TRW but there was no such entry called "MS9337C" and none of existing Matsonic Socket 478 MB on TRW looked like "MS9337C" photos I found on eBay. Then I got an idea: what if Matsonic simply rebranded another MB and sold it under its brand name and a new model number? So I combed through all Socket 478 MB with SiS 648 / SiS 963 chipset (which was not very common), along with 1.5V AGP and 5 PCI slots.

And voilà! Turned out its true identity was ECS L4S8A V1.0, and ECS still has its full spec, drivers, BIOS, and manual!

Its J1 header does look like SB-link, down to #6 for SIRQ and #2, #5 for GND, but......

The attachment J1_header.jpg is no longer available

I thought #1 and #4 were GNT and REQ for sideband signal, respectively. 🙄 Maybe someone who knows circuitry better can explain it.

Nice work, though @evasive has the Matsonic version of the manual on his website...

The attachment 9337C10-t.pdf is no longer available

Reply 135 of 137, by dormcat

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PC Hoarder Patrol wrote on 2024-08-08, 11:48:

Nice work, though @evasive has the Matsonic version of the manual on his website...

Wow, didn't know there were not just one but two archives (MOBOKIVE and KURIAKI) within an archive itself. Thanks a lot!

Funny that both editions have PDF bookmark errors (錯誤! 尚未定義書籤。) but on different pages. 🤣

Reply 136 of 137, by Cousin_itt

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dormcat wrote on 2024-08-08, 05:33:
This has turned into a detective work fascinating and frustrating at the same time. :sweat_smile: […]
Show full quote
Mitch1819 wrote on 2024-04-18, 18:56:

Hi, I have been looking for a socket 478 motherboard with a PC/PCI connector for a little while for a win98 build in the hope of getting good DOS sound compatibility with a YMF924 PCI sound card and I have found this one which has a promising yet unlabeled connector next to the PCI slots. Can anyone confirm that this is indeed a 5pin SB-link compatible header? The motherboard in question is a Matsonic MS9337C for which I have not been able to find any documentation...

This has turned into a detective work fascinating and frustrating at the same time. 😅

Saw your question unanswered at AtariAge as well. A quick Google search led me to this answer at Fixya. That ms9337c.php is long gone (and will redirect you to an adult-only website; DON'T CLICK!) so Wayback Machine is your friend:

The attachment MS9337C_spec.jpg is no longer available

Hmm, that "H/W Sound Blaster Pro DOS Legacy compatibility" sounds promising, but there's no full user's manual to download. What really dropped my jaw was its driver page: user had to PAY for BIOS and driver updates! 😠 I've never seen anything like this ever since every major computer company has updates hosted on official websites free of charge for more than two decades.

The attachment MS9337C_download.jpg is no longer available

I tried looking it up with TRW but there was no such entry called "MS9337C" and none of existing Matsonic Socket 478 MB on TRW looked like "MS9337C" photos I found on eBay. Then I got an idea: what if Matsonic simply rebranded another MB and sold it under its brand name and a new model number? So I combed through all Socket 478 MB with SiS 648 / SiS 963 chipset (which was not very common), along with 1.5V AGP and 5 PCI slots.

And voilà! Turned out its true identity was ECS L4S8A V1.0, and ECS still has its full spec, drivers, BIOS, and manual!

Its J1 header does look like SB-link, down to #6 for SIRQ and #2, #5 for GND, but......

The attachment J1_header.jpg is no longer available

I thought #1 and #4 were GNT and REQ for sideband signal, respectively. 🙄 Maybe someone who knows circuitry better can explain it.

I applaud your detective work. I'd like to add a note. There appears to be at least 3 variations of this board. There's the MS9337C, the MS9337C+, and the refreshed MS9337C+. The first two are exactly the same except the C+ includes Sata and firewire connectors. The updated MS9337C+ updated the chipset to SIS 648FX as well as removed the potential SB-Link header. Something to ponder more upon.

Reply 137 of 137, by DudeFace

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i've got an, ECS L4S8A2 Socket 478, it looks like theres an SB-Link header down by the speaker/cmos battery, cant be certain as the manual makes no mention of it as it doesnt even show that header in the pictures of the board, what do you guys think, i dont have a card with SB-Link at the moment so cant test.

The attachment ECS L4S8A2 Socket 478.jpg is no longer available