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Toshiba T1000 (1987)

T1000 · 1987 · laptop

Specifications

Cpu: Intel 80C88, 4.77 MHz
Ram: max: 1.2 MB via optional 768 KB battery-backed LIM-EMS HardRAM expansion card · base: 512 KB
Ports: RS-232C serial · Parallel · RGB/CGA out · Composite video out · External numeric keypad port · External floppy port · Proprietary memory/modem expansion slots
Battery: Internal rechargeable battery pack
Display: Monochrome non-backlit CGA-compatible LCD, 640x200 graphics / 80x25 text
Storage: base: Single 3.5" 720 KB floppy drive; MS-DOS 2.11 in a 256 KB ROM · options:
Weight: 2.9 kg
Os Support: latest: MS-DOS 2.11 (fixed in ROM; later DOS versions bootable from floppy but not officially supported) · shipped: MS-DOS 2.11 (resident in ROM, boots without a floppy)
Release Price: $1,199

Variants

Revisions

T1000SET1000SE1988/89 successor: 80C86 at 9.54 MHz, backlit 640x400 EL display

Upgrade paths

RAM

1.2 MB total via the official 768 KB LIM-EMS expansion card · The battery-backed card could double as a persistent RAM disk, a popular trick for keeping software resident between sessions on a floppy-only machine.

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