KINGSTON TECHNOLOGY CORPORATION
486/33PD3, 25PS3, 33PD3-P70, 33PS3-P70 PROCESSOR UPGRADE BOARD
|
Processor |
80486SX/80486DX |
|
Processor Speed |
25/33MHz |
|
Chip Set |
NONE (uses PS/2 main board chipset) |
|
Max. Onboard DRAM |
NONE |
|
Cache |
NONE |
|
BIOS |
NONE (uses PS/2 main board bios) |
|
Dimensions |
63.5mm x 50.8mm |
|
I/O Options |
NONE |
|
NPU Options |
NONE |
|
CONNECTIONS | |
|
Purpose |
Location |
|
Processor upgrade to system board connector |
P1 |
|
SYSTEM TYPE CONFIGURATION | |||||
|
Type |
Speed |
SW1/1 |
SW1/2 |
SW1/3 |
SW1/4 |
|
IBM PS/2 M70 (full size board) |
16MHz |
off |
on |
on |
on |
|
IBM PS/2 M70 (half size board) |
16MHz |
on |
on |
off |
on |
|
IBM PS/2 M70 (half size board) |
20MHz |
off |
on |
on |
on |
|
IBM PS/2 M70 (full size board) |
25MHz |
on |
on |
on |
on |
|
IBM PS/2 M80 |
16MHz |
off |
off |
on |
on |
|
IBM PS/2 M80 |
20MHz |
off |
off |
on |
on |
|
IBM PS/2 M80 |
25MHz |
on |
off |
on |
on |
|
IBM PS/2 P70 |
20MHz |
off |
on |
on |
on |
|
Note:If an IBM XGA adapter is installed and a display problem occurs, change switch 4 to the off position. | |||||