IBM CORPORATION
PS/2 MODEL 80 (8580-A21, A31)
Processor | 80386DX |
Processor Speed | 16/20/25MHz |
Chip Set | None |
Max. Onboard DRAM | 8MB |
Cache | None |
BIOS | IBM |
Dimensions | 355mm x 254mm |
I/O Options | Serial port, parallel port, pointing device connector, display connector, video adapter slot, floppy drive connector |
NPU Options | 80387 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Power supply | J1 | Serial port | J6 |
Floppy drive | J2 | Parallel port | J7 |
Battery/speaker | J3 | Pointing device | J8 |
Video adapter slot | J4 | Keyboard | J9 |
VGA port | J5 |
DRAM CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
1MB | (1) 256K x 36 | NONE |
2MB | (1) 256K x 36 | (1) 256K x 36 |
4MB | (1) 1M x 36 | NONE |
8MB | (1) 1M x 36 | (1) 1M x 36 |
Note:SIMMs are a proprietary IBM design, standard 36-bit SIMMs can not be used. |