VOGONS


First post, by Kittyboy

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I'm on the way now with my new TR100/815e chipset, Pentium-lll 1GB Coppermine build. I plan to use this as an MS-DOS 6.22 only setup for awhile to re-learn DOS and play some games. The re-learning process activity should keep me occupied until snow season. Nothing like Mt. Baker backcountry overnight camping. Funny I still can't find anyone with the same love for snowshoe travel huffing a 60lb pack? Last two years I experienced a couple unexpected snow storms, found myself breaking camp at 1:30AM 2023, and 2:30AM 2024. I chickened out in the middle of both storms due to similar 35-50mph gusts and heavy snowfall/snow drift, still have not devised a good plan for solo emergency self extraction buried in heavy snow fall... But I'm getting good experience packing and hiking in the dark. It was terrifying in 2023, 3.5 hours until I finally found my snow buried car. I fell twice in 4' deep snow, I'm on a death wish. Seriously, don't try this alone, it's foolish, especially if you have a cat that depends on your safe return.

So far I have a couple questions/problems to solve, help please... The board I have is Compaq branded apparently, I see a .5 second flash 'Compaq' logo at power-on, BIOS is pretty generic. Other than that, it was a surprisingly easy and un-eventful initial power-on, thankfully... It's always a potential nightmare when cobbling together all new components and expecting everything to be smooth sailing, troubleshooting nightmares for me is the norm. I prefer the add one thing at a time when possible.

The board does not have a speaker hook-up, only an empty pad identified for a board mounted buzzer. So I soldered a small internal 5v 8 ohm speaker to the buzzer location (see image), but no sound, and no BIOS sound enabling settings, what's the deal?

The downloaded TR100 manual is vague for case wiring. I'm still not sure where to connect the power LED case wires to the board? The reset, hdd, and power-on are all well marked on the board, but not the power-on LED?

I want to add, I find that heatsinks with the 'wider' baseboard type connection design put less stress/pressure on PGA2 type CPUs (heat spreader top).

Again, all help/advice appreciated, thank you...

Last edited by Kittyboy on 2025-05-26, 08:46. Edited 2 times in total.

Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot

Reply 1 of 5, by Kittyboy

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More images...

Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot

Reply 2 of 5, by Kittyboy

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Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot

Reply 3 of 5, by Kittyboy

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Adding a couple new images. I de-soldered and removed the speaker previously installed, it wasn't working. I assume the buzzer for BOIS audio is a factory option, I figured a 5v 3w 8ohm speaker would at least make some noise, worth a try. I measured continuity and voltage during the boot-up sequence, no measured voltage . However, I did have constant continuity between both solder locations with speaker installed with/without power. Without the speaker installed, no continuity between solder points, and both solder points are not to ground. I see surface traces located under the white painted area.
It may be that a resistor needs to be installed somewhere on the board to complete the buzzer circuit This issue is the last item to figure out prior to closing the case. (see images)

Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot

Reply 4 of 5, by Kittyboy

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I went to "the retro web " site and did a comparison study based on images they have posted for the TR100, (see images).

What exactly are the small micro devices installed on the board 'with' buzzer option? If I need to install them to get my buzzer operational, I will do it. If I plan to use a small speaker, do you think I could just jump/bridge them all?

In addition, if these components were added, is it reasonable to expect that the two solder buzzer connection points at the pad location would become active? I've checked the BIOS, there are no sound enable/disable settings.

Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot

Reply 5 of 5, by Kittyboy

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I decided it was not a good investment of time to pursue the speaker/buzzer for this TR100 board. I have an update. I installed the latest Compaq v1.11 BIOS and installed an (SL6BY) Pentium lll-S 1.4GHz CPU. I confirm the TR100 board with BIOS update does support Pentium, Celeron, Coppermine Tualatin CPUs. (See images)

Pentium III 1.4GHz-S (SL6BY), Asus TUV4X, Plextor 760A, ATI 9800 Pro, MS-DOS 6.22/Win98se dual boot