MICRONICS COMPUTERS, INC.
MINI 486 (VER.B)
Processor | 80486SX/80487SX/80486DX/80486DX2/Pentium Overdrive |
Processor Speed | 25/33/50/66MHz |
Chip Set | Micronics |
Max. Onboard DRAM | 64MB |
Cache | 64/128/256KB |
BIOS | Phoenix |
Dimensions | 240mm x 215mm |
I/O Options | None |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | J1 | Turbo LED | W14 |
Speaker | J18 | Turbo switch | W15 |
External keyboard connector | J19 | Power LED & keylock | W19 |
Reset switch | W13 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CMOS memory normal operation | W1 | pins 1 & 2 closed |
CMOS memory clear | W1 | pins 2 & 3 closed | |
» | Monitor type select color | W3 | Closed |
Monitor type select monochrome | W3 | Open |
DRAM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
1MB | (1) 256K x 36 | NONE | NONE | NONE |
2MB | (1) 256K x 36 | (1) 256K x 36 | NONE | NONE |
4MB | (1) 1M x 36 | NONE | NONE | NONE |
6MB | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 | NONE |
8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE |
10MB | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 | (1) 1M x 36 |
12MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 | NONE |
16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 | (4) 1M x 9 |
16MB | (1) 4M x 36 | NONE | NONE | NONE |
18MB | (1) 256K x 36 | (1) 256K x 36 | (1) 4M x 36 | NONE |
20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE |
24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | NONE |
32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE |
36MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 | NONE |
40MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 |
48MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | NONE |
64MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 |
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 | W7 | W9 | W10 | W17 | W18 |
64KB | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 | 1 & 2 |
128KB | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 | 1 & 2 |
256KB | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
Note: Pins designated should be in closed position. |
CPU TYPE CONFIGURATION | |
Type | W12 |
80486SX | pins 2 & 3 closed |
80487SX | pins 1 & 2 closed |
80486DX | pins 2 & 3 closed |
80486DX2 | pins 2 & 3 closed |
Overdrive | pins 1 & 2 closed |