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====== Toshiba T4800CT ====== |
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Specifications: |
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CPU....: 80486SL DX4 / 75 MHz |
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RAM....: 8 MB onboard, extendable to 24 MB using a credit-card size memory chip |
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Graphic: Western Digital Paradise 90C24 (SVGA), 256 colors, 1 MB |
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Sound..: Microsoft Sound System (also known as 'WSS') |
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HDD....: 500 MB IDE |
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=== BIOS === |
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As most portable computers, the T4800CT presents a very limited BIOS. Nonethele… |
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=== HDD controller === |
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The IDE controller is compatible with CompactFlash cards, which allowed me to r… |
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=== Video === |
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The graphic card is a plainly compatible with VGA, no worry there. However, sho… |
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Note, that when UniVBE 4.0 autodetects the card, a very nasty graphic effect is… |
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=== Sound === |
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The sound appears to be a more or less standard WSS card, although it lacks any… |
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DEVICE=C:\WINDOWS\HIMEM.SYS |
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DEVICE=C:\SNDSYS\EMM386.EXE 512 RAM |
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DEVICE=C:\SNDSYS\WSSXLAT.EXE sbio=220 irq=7 dma=1 |
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The DEVICE=C:\SNDSYS\WSSXLAT.EXE line is the actual Sound Blaster emulation dri… |
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sbio=<220 or 240> Determines which I/O address the emulator should trap |
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irq=<7,9,10 or 11> Determines which interrupt the emulator should check |
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dma=<0,1 or 3> Determines which Direct Memory Access channel the emulator… |
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wave=<1-9> Controls the volume for digitized sound in the Sound Blast… |
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line=<1-9> Controls the volume for audio pass-through in the Sound Bl… |
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Known sound bug: The sound device does not work with resume, without reinitiali… |
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=== Networking === |
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This laptop comes with lots of cool ports (VGA, 2x PS/2, COM, LPT) but unfortun… |
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I tested two of my network cards: a Xircom CE3-100BTX and a double-height Xirco… |
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Below is a list of a few T4800-related files that I fetched from Toshiba server… |
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test3.exe - A diagnostic tool for T-Series Toshiba laptops |
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Release Date: 1991-12-12 |
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Compatible with: T-Series T4700CS, T-Series T4700CT, T-Series T4800CT, T-Series… |
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tdiags.exe - Another (apparently newer) diagnostic tool from Toshiba. |
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Release Date: 1994-06-22 |
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Compatible with: Satellite T2100, Satellite T2100CS, Satellite T2100CT, Satelli… |
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4748v500.exe - Latest BIOS image, version 5.00 |
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Release Date: 1995-08-16 |
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Compatible with: T4700CT, T4700CS, and T4800CT. |
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t48man.exe - T4800CT user manual in ASCII format |
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Release Date: 1994-01-01 |
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t48man.pdf - T4800CT specifications sheet |
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90c24.exe - Windows 3.1x video drivers |
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Release Date: 1995-02-22 |
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Compatible with: T1950CT, T1960CT, T3400 series, T3600CT, T4700 Series, T4800CT… |
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tosh2000.exe - Toshiba Year 2000 CMOS Update version 1.00RC2 for DOS/Win3x/Win9… |
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Release Date: 1998-01-23 |
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Compatible with: Satellite T2100, Satellite T2100CS, Satellite T2100CT, Satelli… |
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