IBM CORPORATION
PS/2 MODEL 25 TYPE 2
Processor |
8086 |
Processor Speed |
8MHz |
Chip Set |
None |
Max. Onboard DRAM |
640KB |
Cache |
None |
BIOS |
IBM |
Dimensions |
355.6mm x 304.8mm |
I/O Options |
Serial port, parallel port, pointing device connector, video port, IDE interface, floppy drive interface, earphone connector |
NPU Options |
8087 |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Pointing device |
J1 |
Fan |
J8 |
Keyboard |
J2 |
Keylock |
J10 |
Parallel port |
J3 |
Hard drive |
J11 |
Display |
J4 |
Floppy drive |
J12 |
Serial port |
J5 |
Earphone |
J13 |
Riser card |
J6 |
DRAM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Parity (P-1) |
512KB |
(2) 256K x 9 |
NONE |
NONE |
640KB |
(2) 256K x 9 |
(4) 4464 |
(2) 4164 |