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blog:486_pvi_sp3 [2020/11/18 12:01] – [Asus 486 System] john | blog:486_pvi_sp3 [2021/01/25 16:50] (current) – [Case LCD Display] john | ||
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- | ===== Asus 486 System ===== | + | ====== Asus 486 System |
I bought the motherboard in the late 2000's to use as a DOS gaming setup, but since moved most of that activity to Dosbox, and for hardware based Windows retro gaming, a suped-up Pentium IV. | I bought the motherboard in the late 2000's to use as a DOS gaming setup, but since moved most of that activity to Dosbox, and for hardware based Windows retro gaming, a suped-up Pentium IV. | ||
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In late 2020 I decided to rehouse the board in an old AT desktop case that I had stored for quite some time. | In late 2020 I decided to rehouse the board in an old AT desktop case that I had stored for quite some time. | ||
- | ==== Hardware ==== | + | ===== Hardware |
- | === Case === | + | ==== Case ==== |
* AT desktop case | * AT desktop case | ||
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* Repainted black from faded beige :) | * Repainted black from faded beige :) | ||
- | === Motherboard === | + | ==== Motherboard |
- | * Asus PVI-486-SP3 | + | * Asus PVI-486-SP3 |
* 3x PCI | * 3x PCI | ||
* 1x ISA/VESA Local Bus | * 1x ISA/VESA Local Bus | ||
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* 2x 72pin SIMM | * 2x 72pin SIMM | ||
* 2x IDE, 1x FDD, 2x Serial, 1x Parallel, 1x AT keyboard, 1x PS/2 mouse (header only) | * 2x IDE, 1x FDD, 2x Serial, 1x Parallel, 1x AT keyboard, 1x PS/2 mouse (header only) | ||
- | | + | |
- | * 64MB 50ns SIMM | + | |
+ | * Clock quadrupled | ||
+ | * 16KB level 1 cache | ||
+ | * +3.45v | ||
+ | |||
+ | * 64MB 50ns Fast-Page-Mode 72pin SIMM | ||
* 512KB secondary cache | * 512KB secondary cache | ||
- | {{: | + | {{: |
- | The keyboard controller chip (AMIKEY-2) was dead the last time I tried, so I had to desolder it and source a replacement. | + | {{: |
- | === Storage/IO === | + | === Keyboard Controller / Fuse === |
+ | |||
+ | The keyboard controller chip (AMIKEY-2) was dead the last time I tried, so I had to desolder it and source a replacement. As well as that, the main 125v/3a fuse was blown - there was no continuity: | ||
+ | |||
+ | {{: | ||
+ | |||
+ | Removing and replacing the fuse: | ||
+ | |||
+ | {{: | ||
+ | |||
+ | Power on test after fuse was replaced; success! | ||
+ | |||
+ | {{: | ||
+ | ==== Storage/ | ||
* Onboard PCI IDE controller | * Onboard PCI IDE controller | ||
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* 3.5" 1.44MB floppy drive | * 3.5" 1.44MB floppy drive | ||
- | === Video === | + | ==== Video ==== |
* Voodoo 3 3000 PCI (16MB SGRAM) | * Voodoo 3 3000 PCI (16MB SGRAM) | ||
- | === Networking === | + | {{: |
+ | |||
+ | ==== Audio ==== | ||
+ | |||
+ | * Creative Labs Soundblaster AWE32 (CT2760) + NEC XR385 Wavetable | ||
+ | * Gravis Ultrasound MAX 1MB | ||
+ | ==== Networking | ||
* Intel EtherExpress Pro 100 | * Intel EtherExpress Pro 100 | ||
* DOS Packet drivers {{ : | * DOS Packet drivers {{ : | ||
- | === Other Cards === | + | {{: |
+ | ==== Other Cards ==== | ||
* Transtech TMB04 transputer TRAM carrier | * Transtech TMB04 transputer TRAM carrier | ||
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* {{ : | * {{ : | ||
* {{ : | * {{ : | ||
+ | |||
+ | With those two TRAM carriers installed, that a maximum possible 15 Transputer processors ([[blog: | ||
+ | |||
+ | ===== Case LCD Display ===== | ||
+ | |||
+ | The case has an old-fashioned LCD '// | ||
+ | |||
+ | The LCD display board is labelled as a **SK-188**, fortunately this is a relatively common board and a connection guide is available: | ||
+ | |||
+ | {{: | ||
+ | |||
+ | Configured as permanently enabled 133: | ||
+ | |||
+ | {{: | ||
+ | |||
+ | ===== Spacing Full Length ISA card ===== | ||
+ | |||
+ | Full length ISA cards have a tendency to bend, so I fixed spacers on the ends of each of them so that even if the case is on its side they won't bend and short out on the card next to them. | ||
+ | |||
+ | {{: |