ILON USA, INC.
486 CACHE PLUS
Processor |
80486SX/80486DX |
Processor Speed |
20/25/33MHz |
Chip Set |
SIS |
Max. Onboard DRAM |
32MB |
Cache |
32/64/128/256KB |
BIOS |
AMI |
Dimensions |
330mm x 218mm |
I/O Options |
None |
NPU Options |
80487SX |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Turbo LED |
J1 |
Power LED & keylock |
J4 |
Turbo switch |
J2 |
Speaker |
J5 |
Reset switch |
J3 |
External battery |
J12 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
Monitor type select color |
J11 |
Closed | |
Monitor type select monochrome |
J11 |
Open | |
CMOS memory normal operation |
J13 |
pins 1 & 2 closed | |
CMOS memory clear |
J13 |
pins 2 & 3 closed |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
(4) 256K x 9 |
NONE |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
4MB |
(4) 1M x 9 |
NONE |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
16MB |
(4) 4M x 9 |
NONE |
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
CACHE CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
TAG |
32KB |
(4) 8K x 8 |
NONE |
(1) 8K x 8 |
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
128KB |
(4) 32K x 8 |
NONE |
(1) 32K x 8 |
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size |
J6 |
J7 |
J8 |
J9 |
J10 |
32KB |
Open |
Open |
Closed |
Closed |
2 & 3 |
64KB |
2 & 3 |
Open |
Closed |
Open |
2 & 3 |
128KB |
2 & 3 |
2 & 3 |
Open |
Open |
2 & 3 |
256KB |
2 & 3 |
2 & 3 |
Open |
Open |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE CONFIGURATION | |
Size |
J14 |
80486SX |
pins 4 & 6 closed |
80486DX |
pins 1 & 2, 3 & 4, 5 & 6 closed |