VANTAGE 486DX CACHE Motherboard Settings and Configuration
PIONEER COMPUTER, INC.
VANTAGE 486DX CACHE
Processor | 80486DX |
Processor Speed | 25/33MHz |
Chip Set | OPTI |
Max. Onboard DRAM | 32MB |
Cache | 128/256KB |
BIOS | AMI/Award |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 4167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J2 | Turbo LED | J22 |
Power LED & keylock | J3 | Speaker | J23 |
Reset switch | J21 | ||
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
| » | CMOS memory normal operation | JP1 | pins 1 & 2 closed |
CMOS memory clear | JP1 | pins 2 & 3 closed | |
| » | Factory configured - do not alter | JP2 | Open |
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 |
5MB | (4) 256K x 9 | (4) 1M x 9 |
5MB | (4) 1M x 9 | (4) 256K x 9 |
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 (U13) | TAG (U22) |
128KB | (4) 32K x 8 | NONE | (1) 8K x 8 | NONE |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 8K x 8 | (1) 8K x 8 |
CACHE JUMPER CONFIGURATION | ||||||
Size | JP4 | JP5 | JP6 | JP7 | JP8 | JP9 |
128KB | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
256KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
Note: Pins designated should be in the closed position. | ||||||
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