UNIDENTIFIED
POWERSPEC (VER. 2)
Processor | CX486S/80486SX/ODP486SX/80486DX/80486DX2/ODP486DX2 |
Processor Speed | 20/25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | Unidentified |
Video Chip Set | None |
Maximum Onboard Memory | 64MB |
Maximum Video Memory | None |
Cache | 32/64/128/256KB |
BIOS | AMI |
Dimensions | 254mm x 218mm |
I/O Options | 32-bit VESA local bus slots (3) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | JP21 | Turbo switch | JP25 |
Power LED & keylock | JP22 | Reset switch | JP26 |
Speaker | JP23 | 32-bit VESA local bus slots | SL1 – SL3 |
Turbo LED | JP24 |
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
Battery type select internal | JP1 | Closed | |
Battery type select external | JP1 | Open |
DRAM CONFIGURATION | |||
Size | Bank 0 | Bank 1 | Bank 2 |
1MB | (4) 256K x 9 | None | None |
2MB | (4) 256K x 9 | (1) 256K x 36 | None |
2MB | (4) 256K x 9 | None | (1) 256K x 36 |
2MB | None | (1) 256K x 36 | (1) 256K x 36 |
2MB | None | (1) 512K x 36 | None |
3MB | (4) 256K x 9 | (1) 256K x 36 | (1) 256K x 36 |
3MB | (4) 256K x 9 | (1) 512K x 36 | None |
3MB | None | (1) 512K x 36 | (1) 256K x 36 |
4MB | (4) 1M x 9 | None | None |
4MB | None | (1) 512K x 36 | (1) 512K x 36 |
5MB | (4) 1M x 9 | (1) 256K x 36 | None |
5MB | None | (1) 1M x 36 | (1) 256K x 36 |
5MB | (4) 256K x 9 | None | (1) 1M x 36 |
6MB | (4) 1M x 9 | (1) 256K x 36 | (1) 256K x 36 |
6MB | (4) 256K x 9 | (1) 1M x 36 | (1) 256K x 36 |
6MB | (4) 256K x 9 | (1) 256K x 36 | (1) 1M x 36 |
6MB | None | (1) 512K x 36 | (1) 1M x 36 |
7MB | (4) 1M x 9 | (1) 512K x 36 | (1) 256K x 36 |
8MB | (4) 1M x 9 | (1) 1M x 36 | None |
8MB | None | (1) 1M x 36 | (1) 1M x 36 |
9MB | (4) 1M x 9 | (1) 1M x 36 | (1) 256K x 36 |
9MB | (4) 256K x 9 | (1) 1M x 36 | (1) 1M x 36 |
10MB | (4) 1M x 9 | (1) 512K x 36 | (1) 1M x 36 |
12MB | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 |
12MB | (4) 1M x 9 | (1) 2M x 36 | None |
12MB | None | (1) 2M x 36 | (1) 1M x 36 |
13MB | (4) 256K x 9 | (1) 2M x 36 | (1) 1M x 36 |
13MB | (4) 1M x 9 | (1) 2M x 36 | (1) 256K x 36 |
16MB | (4) 4M x 9 | None | None |
16MB | (4) 1M x 9 | (1) 2M x 36 | (1) 1M x 36 |
16MB | None | (1) 2M x 36 | (1) 2M x 36 |
17MB | (4) 4M x 9 | (1) 256K x 36 | None |
17MB | (4) 256K x 9 | None | (1) 4M x 36 |
18MB | (4) 4M x 9 | (1) 256K x 36 | (1) 256K x 36 |
18MB | (4) 256K x 9 | (1) 4M x 36 | (1) 256K x 36 |
19MB | (4) 4M x 9 | (1) 512K x 36 | (1) 256K x 36 |
20MB | (4) 4M x 9 | (1) 1M x 36 | None |
DRAM CONFIGURATION (CON’T) | |||
Size | Bank 0 | Bank 1 | Bank 2 |
20MB | (4) 1M x 9 | None | (1) 4M x 36 |
21MB | (4) 256K x 9 | (1) 4M x 36 | (1) 1M x 36 |
21MB | (4) 1M x 9 | (1) 256K x 36 | (1) 4M x 36 |
21MB | (4) 4M x 9 | (1) 256K x 36 | (1) 1M x 36 |
22MB | (4) 4M x 9 | (1) 512K x 36 | (1) 1M x 36 |
24MB | (4) 4M x 9 | (1) 1M x 36 | (1) 1M x 36 |
24MB | (4) 1M x 9 | (1) 4M x 36 | (1) 1M x 36 |
24MB | None | (1) 2M x 36 | (1) 4M x 36 |
25MB | (4) 256K x 9 | (1) 2M x 36 | (1) 4M x 36 |
25MB | (4) 4M x 9 | (1) 2M x 36 | (1) 256K x 36 |
28MB | (4) 4M x 9 | (1) 2M x 36 | (1) 1M x 36 |
28MB | (4) 1M x 9 | (1) 2M x 36 | (1) 4M x 36 |
32MB | (4) 4M x 9 | (1) 4M x 36 | None |
32MB | None | (1) 4M x 36 | (1) 4M x 36 |
33MB | (4) 256K x 9 | (1) 4M x 36 | (1) 4M x 36 |
33MB | (4) 4M x 9 | (1) 4M x 36 | (1) 256K x 36 |
34MB | (4) 4M x 9 | (1) 512K x 36 | (1) 4M x 36 |
36MB | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 |
36MB | (4) 4M x 9 | (1) 4M x 36 | (1) 1M x 36 |
40MB | (4) 4M x 9 | (1) 2M x 36 | (1) 4M x 36 |
48MB | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 |
64MB | (4) 16M x 9 | None | None |
Note: Banks 1 & 2 are interchangeable. |
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) 8K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 16K/32K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | JP15 | JP16 | JP17 | JP19 | JP20 |
32KB | 2 & 3 | Open | Open | Open | Open |
64KB | 1 & 2 | Open | Open | Closed | Open |
128KB | 2 & 3 | 2 & 3 | Closed | Closed | Open |
256KB | 1 & 2 | 1 & 2 | Closed | Closed | Closed |
Note: Pins designated should be in the closed position. |
CACHE TAG CONFIGURATION | |
Size | JP27 |
8K x 8 | Pins 1 & 2 closed |
16K x 8 | Pins 2 & 3 closed |
32K x 8 | Pins 1 & 2 closed |
CPU SPEED SELECTION | |||||
Speed | JP2 | JP3 | JP4 | JP7 | JP18 |
20MHz | Open | Open | Open | 1 & 2 | Open |
25MHz | Closed | Open | Open | 1 & 2 | Open |
33MHz | Closed | Closed | Closed | 1 & 2 | Open |
40MHz | Closed | Closed | Open | 2 & 3 | Closed |
50iMHz | Closed | Open | Open | 1 & 2 | Open |
50MHz | Open | Open | Closed | 2 & 3 | Closed |
66iMHz | Closed | Closed | Closed | 1 & 2 | Open |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION | |||||
Type | JP6 | JP9 | JP11 | JP12 | JP14 |
CX486S | Open | Open | 2 & 3 | 2 & 3 | Open |
CX486S+CX83D87 | 1 & 2 | 1 & 2 | 1 & 2, 3 & 4 | 1 & 2 | 2 & 3 |
80486SX | Open | Open | 2 & 3 | 2 & 3 | Open |
ODP486SX | Open | 2 & 3 | 1 & 2, 3 & 4 | 2 & 3 | Open |
80486DX | Open | 1 & 2 | 1 & 2, 3 & 4 | 2 & 3 | Open |
80486DX2 | Open | 1 & 2 | 1 & 2, 3 & 4 | 2 & 3 | Open |
ODP486DX2 | Open | 2 & 3 | 1 & 2, 3 & 4 | 2 & 3 | Open |
Note: Pins designated should be in the closed position. |