Portable portable PC, IBM 5155. Year: 1984. Default programming language: Basic. QWERTY mechanical keyboard (Italian layout), 83 keys. CPU: Intel 8088, 4.77 MHz, with the possibility of expansion for 8087 math coprocessor. RAM: 512 KB (minimum 256 KB, expandable up to 640 KB). ROM: 40 KB. Text mode: 25 lines x 80 columns. Graphics mode: CGA, 320 x 200 pixels, 640 x 200 pixels. Monitor: integrated, 9 "CRT, amber color. Sound: beep. Dimensions and weight: 50 x 43 x 20 cm, 13.6 Kg. Serial and parallel port. Expansion ports: 7. Drive: 2 x 5" 1/4 disks floppy (360 KB). Operating system: PC-DOS 2.1

IBM 5155

This yes that was a good purchase! An IBM 5155 laptop. Spectacular!

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This time I went to collect it personally, to avoid transport problems.

Portable laptop, IBM 5155. Year: 1984. Default programming language: Basic. QWERTY mechanical keyboard (Italian layout), 83 keys. CPU: Intel 8088, 4.77 MHz, with the possibility of expansion for 8087 mathematical coprocessor. RAM: 512 KB (256 KB minimum, expandable to 640 KB). ROME: 40 KB. Text mode: 25 rows x 80 columns. Graphics mode: CGA, 320 x 200 pixels, 640 x 200 pixels. Monitor: integrated, CRT 9", amber color. Sound: beep. Dimensions and weight: 50 x 43 x 20 cm, 13.6 Kg. Serial and parallel port. Expansion ports: 7. Drive: 2 x 5" 1/4 floppy disks (360 KB). OS: PC-DOS 2.1, IBM5155

Here is a short video I made, related to the test of this magnificent IBM5155 retro computer.

The keys on the keyboard really sound fantastic.

Is it the computer that John Titor used to travel through time? No! That was an IBM 5100.

IBM 5155 Computer Specifications

Portable laptop, IBM 5155

Year: 1984

Default programming language: Basic

QWERTY mechanical keyboard (Italian layout), 83 keys

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CPU: Intel 8088, 4.77 MHz, 16-bit, expandable for 8087 math coprocessor

RAM: 512KB (256KB minimum, expandable up to 640KB)

ROM: 40 KB

Text mode: 25 lines x 80 columns

Graphics mode: CGA, 320 x 200 pixels, 640 x 200 pixels

Monitor: integrated, 9 ″ CRT, amber color

IBM 5155 portable computer, program execution in Basic 2.1

Sound: beep

Dimensions and weight: 50 x 43 x 20 cm, 13.6 Kg

Serial and parallel port

Expansion ports: 7

Drive: 2 x 5″ 1/4 dischi floppy (360 KB)

Operating system: PC-DOS 2.1

Mobile laptop PC, IBM 5155. Rear ports, serial, parallel, power, power switch, monitor.

IBM 5152 printer

In addition to the computer, the lot also featured an IBM 5152 dot matrix printer, which adds to my collection of retro computers and vintage electronics.

IBM 5152, parallel dot matrix printer

Papers

1. IBM 5155, guide to operations

2. IBM 5155, IBM 5160, technical reference

3. IBM 5150, IBM 5155, IBM 5160, service summary

4. IBM 5150, IBM 5155, IBM 5160, service information

Collection entry date: 07/08/2022

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