ASUS COMPUTER INTERNATIONAL
80486DX-3350
|
Processor |
80486SX/80487SX/80486DX |
|
Processor Speed |
33/50MHz |
|
Chip Set |
Symphony |
|
Max. Onboard DRAM |
64MB |
|
Cache |
64/128/256KB |
|
BIOS |
AMI/Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
None |
|
NPU Options |
4167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J1 |
Reset switch |
J4 |
|
Turbo LED |
J2 |
Speaker |
J5 |
|
Turbo switch |
J3 |
Power LED & keylock |
J6 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
| » |
Cache read wait states select 2-1-1-1 (33MHz CPU) |
J9 |
Open |
|
Cache read wait states select 3-2-2-2 (50MHz CPU) |
J9 |
pins 1 & 2 closed | |
| » |
Cache write wait states select 0 (33MHz CPU) |
J9 |
pins 3 & 4 closed |
|
Cache write wait states select 1 (50MHz CPU) |
J9 |
Open | |
| » |
Monitor type select color |
J10 |
Closed |
|
Monitor type select monochrome |
J10 |
Open | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(4) 256K x 9 |
NONE |
NONE |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
NONE |
|
3MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
|
4MB |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
NONE |
|
6MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
|
7MB |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
|
9MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
|
10MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
|
13MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
|
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
NONE |
NONE |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
NONE |
NONE |
|
18MB |
(4) 4M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
|
19MB |
(4) 4M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
NONE |
NONE |
|
21MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
NONE |
|
22MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
24MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
|
25MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
|
28MB |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
NONE |
NONE |
|
33MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 256K x 9 |
NONE |
|
34MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 256K x 9 |
(4) 256K x 9 |
|
36MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
NONE |
|
37MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 256K x 9 |
|
40MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
|
48MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
NONE |
|
49MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 256K x 9 |
|
52MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 1M x 9 |
|
64MB |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||||
|
Size |
JS1 |
JS2 |
JS3 |
JS4 |
JS5 |
JS6 |
JS7 |
|
64KB |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
128KB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
|
256KB |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||||
|
CPU TYPE CONFIGURATION | |
|
Type |
J8 |
|
80486SX |
pins 1 & 2 closed |
|
80487SX |
pins 2 & 3 closed |
|
80486DX |
pins 2 & 3 closed |
|
CPU SPEED CONFIGURATION | ||
|
Speed |
J7 |
J9 |
|
33MHz |
pins 1 & 2 closed |
Open |
|
50MHz |
pins 2 & 3 closed |
pins 5 & 6 closed |