Re: Request for information about old computer hard disk data

Posted on 2020-10-20, 03:31

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

First: unplug the IDE cable from that docking drive and carefully inspect pins that not spread apart and also make sure the cable connector is lined up correctly, do this first before powering on again. Cheers,

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Re: A few newbie questions about a Tandy 1000SX

Posted on 2020-10-20, 03:27

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Much similar issue with Hyperion portable. I know this as I tried standard microsoft DOS on it, almost works but not perfect. Drives in it is not standard either. Same issue but not as bad with Zenith's Eazy PC which I had as well, was a poorly understood gift that I didn't appreciate. https://en. …

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Re: Anyone went nuclear and replaced all AT PSUs with ATXs?

Posted on 2020-10-20, 02:26

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Prosignia 200 with wirings installed in detail with motherboard visible: https://articulo.mercadolibre.com.ar/MLA-7519 … age-antiguo-_JM

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Re: Anyone went nuclear and replaced all AT PSUs with ATXs?

Posted on 2020-10-20, 02:04

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

What is not pictured is the front panel of power button and LED, please take pictures so I can help you set it up so you can switch it on or off. Standard AT 2 connectors are standard on this and PSU came from both Proliant 800 (Pentium Pro dual socket using LPX motherboard, basically cheap server) …

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Re: Compaq QV2000 question

Posted on 2020-10-19, 23:24

by

by pentiumspeed

in Marvin \ Video

in Marvin \ Video

Oh that, okay, also please post a clear picture of your card. PS: Compaq is famous for doing many revisions to same part number including firmware. Anything in quotes of a part number (spare part) that ends in yyyyyy"-xxx" where xxx is revision. Compaq starts from first revision "-001". Here's this …

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Re: VGA Capture Thread

Posted on 2020-10-19, 20:20

by

by pentiumspeed

in Marvin \ Video

in Marvin \ Video

This is not ghosting, this is reflection issue (reflecting easily on liberally wires), I see this frequently with cheap VGA extension cables that does not use three coax cables for the RGB that is impedance of 75Ohms. The true quality VGA cables is thick cable and has ferrite bead on each end. …

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Re: Compaq QV2000 question

Posted on 2020-10-19, 18:47

by

by pentiumspeed

in Marvin \ Video

in Marvin \ Video

QVision 2000 are compaq-manufactured video cards using Matrox GPU chipset and RAMDAC by Cirrus Logic. PCB design is uniquely to Compaq's. I know as I have compaq boards that were made by compaq's. Not same as Matrox's due to RAMDAC but GPU is same but don't forget firmware is also different so you …

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Re: Ageing plastic on PC hardware - safe way to take care of it?

Posted on 2020-10-18, 23:54

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Sharp gone down hill on TVs. Any I see I have problems with them. Some had very strange power supply regulators. Cheers,

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Re: Dumping KM23C1010 mask ROM

Posted on 2020-10-18, 22:09

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Hi there, what kind of this rare system? Cheers,

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Re: PCIe floppy controller card? or PCIe -> PCI -> floppy controller card?

Posted on 2020-10-18, 21:54

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

I keep at least 2 computers, which are notebooks, both XP with floppy drive installed. Also quality USB floppy drive please. Not the one that cost 20, that thing had a plug was not USB dimensions spec was loose and making intermittent connections and eventually killed the little chip when got …

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Re: Ageing plastic on PC hardware - safe way to take care of it?

Posted on 2020-10-18, 21:37

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Any conditioners that based on silicone oils damages the plastics and feel terrible feel at a touch. Like armorall etc. Plastic breaking apart and degrading is a big big issue with archivists that preserves the old artifacts that is made of plastic like for example very early barbie arms and neck …

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Re: Help identify early '06 bidget gaming system

Posted on 2020-10-18, 20:52

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Honestly, that was just right art. Cheers,

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Re: Bought these (retro) hardware today

Posted on 2020-10-18, 19:20

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

The multi-i/o ISA card is made for HP equipment and is desirable quality 4 layer PCB should make sensitive audio card more quieter try that experiment (buzz, pops and hums when hard drive, floppy or serial is in play ). And this is only one of very few multi-i/o card with 4 layer PCB. Someone should …

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Re: Hi! For my next build, i hesitate between a 386 sx or dx. Intel cpu only.

Posted on 2020-10-15, 23:16

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

The compuadd large motherboard does have pair of cache chips (52pin square ICs). You can use 1MB x 30 pin parity modules in 16 pieces to make 16MB total max. Also the compuadd has nonstandard i/o interface that needs passive port panel plugged into this. Since we do not have pinout of this, Only way …

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Re: Using an ISA VGA card on an AVR

Posted on 2020-10-14, 21:28

by

by pentiumspeed

in Marvin \ Video

in Marvin \ Video

I'm curious, what is your purpose of doing this? I'm interested to know more. 😀 Cheers,

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Re: Win 98, XP & 8.1 fully supported on one dual core PC? Here is my retro approach!

Posted on 2020-10-14, 20:02

by

by pentiumspeed

in Marvin \ System Specs

in Marvin \ System Specs

Replace the fan with PWM fan for the CPU heatsink. Your motherboard has PWM support. This will make fan much quieter if you don't mind spending is noctura. Cheers,

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Re: Worst Nightmare ? Athlon X2 PC from Trash to Treasure

Posted on 2020-10-14, 00:16

by

by pentiumspeed

in Marvin \ System Specs

in Marvin \ System Specs

I cannot take any computers that got the cigarette smell. Cannot get the smell out of paint, and the plastic as well and takes lot of cleaning even the parts, as I was playing with electronics and computer stuff since when I was kid. Trust me, I have done this before trying to save some. The expense …

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Re: Getting graphical artifacts in a few games.

Posted on 2020-10-14, 00:12

by

by pentiumspeed

in Marvin \ Software

in Marvin \ Software

Replace the Geforce2 MX for 128 bit memory MX400 or go Geforce2 GTS. Your video card is failing due to lack of fan and GPU is dying. Cheers,

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Re: Bought these (retro) hardware today

Posted on 2020-10-14, 00:05

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Nice, I got a couple trackballs but they make my hand hurt after ahwile which is the opposite effect of how theyre advertised That's why I have so many of the things - everyone has different hands and different ways they hold stuff, which can also differ from situation to situation. Still haven't …

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Re: Dallas DS1225Y?

Posted on 2020-10-13, 23:57

by

by pentiumspeed

in Marvin \ General Old Hardware

in Marvin \ General Old Hardware

Passive cache, a modified AT in excessive use of PAL and GAL, TTL chips, motherboard to work with 486 in 16 and 32 bits mode, and pair of intel chipsets to hook into to create ISA and EISA bus and to add to the insult, 8x 30 pin SIMMs, only 2 banks, basically cheap. A good board should have chipsets …

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