486 MINI EISA/VP Motherboard Settings and Configuration
LION COMPUTERS, INC.
486 MINI EISA/VP
Processor | 80486SX/80487SX/80486DX/ODP486SX/80486DX2/ODP586SX |
Processor Speed | 16/20/25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | C & T |
Max. onboard DRAM | 128MB |
Cache | 128/256/512/1024KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit VESA local bus slots (2) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Turbo LED | D7 | Reset switch | JP20 |
External battery | JP2 | Speaker | JP21 |
Turbo switch | JP18 | 32-bit VESA local bus slots | S1 & S2 |
Power LED & keylock | JP19 |
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USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Factory configured - do not alter (VESA host ID select) | JP9 | Open |
» | Factory configured - do not alter (VESA host ID select) | JP10 | Open |
» | Factory configured - do not alter | JP11 | Closed |
» | Monitor type select color | JP13 | Closed |
| Monitor type select monochrome | JP13 | Open |
» | CPU speed ³ 33MHz | JP14 | pins 1 & 2 closed |
| CPU speed < 33MHz | JP14 | 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 |
5MB | (4) 256K x 9 | (4) 1M x 9 |
8MB | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE |
17MB | (4) 256K x 9 | (4) 4M x 9 |
20MB | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
64MB | (4) 16M x 9 | NONE |
68MB | (4) 1M x 9 | (4) 16M x 9 |
96MB | (4) 4M x 9 | (4) 16M x 9 |
128MB | (4) 16M x 9 | (4) 16M x 9 |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
128KB | (4) 32K x 8 | NONE | (1) 8K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
512KB | (4) 128K x 8 | NONE | (1) 128K x 8 |
1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 128K x 8 |
CACHE JUMPER CONFIGURATION | |||||
Size | JP5 | JP6 | JP7 | JP8 | JP12 |
128KB | 2 & 3 | Open | Closed | Open | 1 & 2, 3 & 4 |
256KB | 2 & 3 | Closed | Closed | Closed | 1 & 2, 4 & 5 |
512KB | 1 & 2 | Closed | Open | Closed | 2 & 3, 4 & 5 |
1MB | 2 & 3 | Closed | Closed | Closed | 1 & 2, 4 & 5 |
Note:Pins designated should be in the closed position. | |||||
CPU TYPE CONFIGURATION | ||
Type | JP15 | JP16 |
80486SX | Open | pins 2 & 3 closed |
80487SX | pins 2 & 3 closed | pins 1 & 2, 3 & 4 closed |
ODP486SX | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed |
80486DX | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed |
80486DX2 | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed |
ODP586SX | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed |
Note:The ODP586SX chip is not supported by earlier revisions of this system board. | ||
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