Zenith Z-171
The Zenith Z-171 is an IBM-compatible portable personal computer (PC) manufactured by Zenith Data Systems from 1985, which can be equipped with a battery and weighs approximately 6.3 kg, which was little for the time. It is also one of the first PCs with a monochrome backlight LCD. As of the release date, the PC was priced at $ 2,600 .
operating system
The PC was originally operated with MS-DOS 2.11 , in later versions with version 3.1.
Furnishing
The Zenith Z-171 has the following components:
- monochrome, backlit LCD (the first of its time) with a resolution of 640 × 200 in CGA graphics mode or 80 × 25 in text mode
- 4.77 MHz clocked 80C88 processor
- 256 KB RAM (expandable up to 640 KB)
- 2 × 5.25 ″ floppy disk drives (for 360 KB)
- PC speaker
- Keyboard with 76 mechanical keys and 14 touch-sensitive function keys
- MS-DOS 2.11
Entrances
The computer has the following inputs and outputs:
- Parallel port
- RS-232C serial interface
- RGB monitor connection
- Composite video output
- Modem input (300/1200 baud )
- Expansion bus