Toshiba 3200SX

The Toshiba T3200SX, introduced in 1989, was a groundbreaking portable computer designed as a desktop replacement for business professionals. It combined advanced technology, expandability, and durability, making it a significant milestone in computing history.

Specifications

Hardware

• Processor: Intel 80386SX-16, a 32-bit microprocessor operating at 16 MHz.

• Coprocessor (Optional): Intel 80387SX-16 or compatible math coprocessor.

• Memory:

  • Standard: 1 MB of RAM.

  • Expandable up to 13 MB.

• Storage:

  • Hard Drive: Options for 40 MB or 80 MB IDE hard drives (120 MB available in the T3200SX/120 variant).

  • Floppy Drive: Built-in 3.5-inch floppy disk drive supporting up to 1.44 MB.

• Display:

  • Internal: 11.2-inch gas-plasma screen with VGA resolution (640 x 480) and 16-level grayscale.

  • External: VGA output supported.

• Graphics: VGA-compatible WD90C21 chip with 256 KB video RAM.

• Expansion Slots:

  • One full-size ISA slot (16/8-bit).

  • One half-size ISA slot (8-bit).

• I/O Ports:

  • VGA, parallel port, two RS232 serial ports, and a DIN keyboard connector.

Software

• Operating Systems:

  • Toshiba MS-DOS versions (3.3 and 4.01).

  • OS/2 version 1.1.

  • Optional AT&T UNIX System V/386 R3.0.

Design and Build

• Weight: Approximately 7.9 kg (17.4 lbs), making it portable for its time but still heavy by modern standards.

• Dimensions: 370 x 395 x 99 mm (W x D x H).

• Power Supply: Universal power support for global use (110V/220V, 50/60 Hz).

Significance

1. Desktop Replacement: The T3200SX was designed as a powerful alternative to traditional desktops, offering similar performance and expandability but in a portable form factor.

2. Advanced Technology: It featured a true 32-bit processor (80386SX), which allowed it to run advanced software applications of the era efficiently. This made it suitable for demanding tasks such as programming and industrial applications.

3. High-Quality Display: The gas-plasma display provided sharp visuals with VGA resolution, setting it apart from earlier portable computers that used CRT screens.

4. Expandability: With ISA slots for additional cards, the T3200SX could be customized for various professional uses, such as industrial measurement or ISDN modems.

5. Durability and Ergonomics: Its robust build and ergonomic Alps keyboard made it reliable and comfortable for extended use.

6. Transition Model: The T3200SX bridged the gap between bulky early portables like the Osborne Executive and modern laptops with clamshell designs. However, it lacked battery operation, limiting its portability compared to later models.

The Toshiba T3200SX was a forward-looking machine that offered high performance and expandability in a portable package, making it an essential tool for professionals during its time. Its legacy lies in its role as a transitional device that pushed the boundaries of portable computing closer to modern laptops.