 | |
| Also known as | Type 8543 |
|---|---|
| Manufacturer | IBM |
| Product family | IBM PS/2 |
| Type | Laptop |
| Release date | March 26, 1991[1] |
| Introductory price | US$5,995 (equivalent to $13,020 in 2023)[1] |
| Discontinued | February 1993[2] |
| Units sold | 150,000+[2] |
| Operating system | DOS, Windows 3.0, OS/2 |
| CPU | Intel 80386SX @ 20 MHz (optional Intel 80387SX math co-processor) |
| Memory | 2 to 18 MB (two expansion slots) |
| Storage | 60 MB hard drive 3.5" 1.44 MB floppy drive |
| Display | 10" monochrome STN LCD |
| Graphics | VGA (640x480) |
| Connectivity | parallel port, serial port |
| Power | Battery: Ni-Cd |
| Mass | 3.49 kg (7.7 lb) |
| Predecessor | IBM PC Convertible |
| Successor | |
The IBM Personal System/2 Model L40 SX (stylized as PS/2 Model L40 SX)[3][4] is a laptop made by IBM as part of the IBM PS/2 series.[1] It was the successor to the IBM PC Convertible.[5] The "SX" in the name refers to its CPU, the Intel 80386SX.
- ^ a b c Lewis, Peter H. (1991-03-26). "PERSONAL COMPUTERS; I.B.M.'s 7-Pound Laptop". The New York Times. ISSN 0362-4331. Retrieved 2019-12-22.
- ^ a b Scannell, Ed (May 31, 1993). "Short circuit in IBM laptop prompts recall". InfoWorld. Vol. 15, no. 22. pp. 1, 97. ISSN 0199-6649.
- ^ "IBM Announcement Letter No. ZG91-0171". 1991-06-11. Retrieved 2021-04-14.
- ^ "Announcement Letter Number C91-019". 1991-11-05. Retrieved 2021-04-14.
- ^ "IBM to Introduce Its Own Laptop Computer Model". Los Angeles Times. 1991-03-26. Retrieved 2019-12-25.