ADVANCED INTEGRATION RESEARCH, INC.
486VP REV. 1.11
Processor | 80486SX/80487SX/80486DX/ODP486SX/80486DX2/80486DX4/Pentium Overdrive |
Processor Speed | 25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | SIS |
Max. Onboard DRAM | 128MB |
Cache | 256/512/1024KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit VESA local bus slots (2), 32-bit PCI slots (4) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | JP1 | Turbo LED | JP46 |
Speaker | JP43 | Turbo switch | JP47 |
Power LED & keylock | JP44 | 32-bit PCI slots | PC1 - PC4 |
Reset switch | JP45 | 32-bit VESA local bus slots | SL1 & SL2 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CMOS memory normal operation | JP2 | pins 1 & 2 closed |
CMOS memory clear | JP2 | pins 2 & 3 closed | |
» | Monitor type select VGA/EGA/monochrome | JP5 | Open |
Monitor type select CGA | JP5 | Closed | |
» | Factory configured - do not alter | JP9 | Open |
» | Flash BIOS write protect enabled | JP12 | pins 1 & 2 closed |
Flash BIOS write protect disabled | JP12 | pins 2 & 3 closed | |
» | Factory configured - do not alter | JP42 | Open |
» | Factory configured - do not alter | JP51 | Open |
» | Factory configured - do not alter | JP59 | Open |
» | Factory configured - do not alter | JP67 | Open |
» | Factory configured - do not alter | JP81 | Open |
» | Factory configured - do not alter | JP82 | Open |
DRAM CONFIGURATION (GROUP A) | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
4MB | (4) 1M x 9 | NONE | NONE | NONE |
8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
12MB | (4) 1M x 9 | (4) 1M x 9 | (1) 1M x 36 | NONE |
16MB | (4) 4M x 9 | NONE | NONE | NONE |
16MB | (4) 1M x 9 | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 |
20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
24MB | (4) 1M x 9 | (4) 1M x 9 | (1) 4M x 36 | NONE |
28MB | (4) 1M x 9 | (4) 1M x 9 | (1) 1M x 36 | (1) 4M x 36 |
32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
36MB | (4) 4M x 9 | (4) 4M x 9 | (1) 1M x 36 | NONE |
40MB | (4) 4M x 9 | (4) 4M x 9 | (1) 1M x 36 | (1) 1M x 36 |
40MB | (4) 1M x 9 | (4) 1M x 9 | (1) 4M x 36 | (1) 4M x 36 |
48MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | NONE |
52MB | (4) 4M x 9 | (4) 4M x 9 | (1) 1M x 36 | (1) 4M x 36 |
64MB | (4) 16M x 9 | NONE | NONE | NONE |
64MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 |
68MB | (4) 1M x 9 | (4) 16M x 9 | NONE | NONE |
76MB | (4) 1M x 9 | (4) 1M x 9 | (1) 1M x 36 | (1) 16M x 36 |
80MB | (4) 4M x 9 | (4) 16M x 9 | NONE | NONE |
88MB | (4) 1M x 9 | (4) 1M x 9 | (1) 4M x 36 | (1) 16M x 36 |
100MB | (4) 4M x 9 | (4) 4M x 9 | (1) 1M x 36 | (1) 16M x 36 |
112MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | (1) 16M x 36 |
128MB | (4) 16M x 9 | (4) 16M x 9 | NONE | NONE |
DRAM CONFIGURATION (GROUP B) | ||
Size | Bank 2 | Bank 3 |
4MB | (1) 1M x 36 | NONE |
8MB | (1) 1M x 36 | (1) 1M x 36 |
16MB | (1) 4M x 36 | NONE |
20MB | (1) 1M x 36 | (1) 4M x 36 |
32MB | (1) 4M x 36 | (1) 4M x 36 |
64MB | (1) 16M x 36 | NONE |
68MB | (1) 1M x 36 | (1) 16M x 36 |
80MB | (1) 4M x 36 | (1) 16M x 36 |
128MB | (1) 16M x 36 | (1) 16M x 36 |
DRAM CONFIGURATION (GROUP C) | ||
Size | Bank 2 | Bank 3 |
16MB | (1) 2M x 36 | (1) 2M x 36 |
40MB | (1) 2M x 36 | (1) 8M x 36 |
64MB | (1) 8M x 36 | (1) 8M x 36 |
DRAM JUMPER CONFIGURATION | ||||
Group | JP22 | JP23 | JP24 | JP25 |
Group A | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed |
Group B | pins 2 & 3 closed | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed |
Group C | pins 1 & 2 closed | pins 1 & 2 closed | pins 2 & 3 closed | pins 1 & 2 closed |
CACHE CONFIGURATION | |||
Size | Bank 0 | Bank 1 | TAG |
256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
512KB | (4) 128K x 8 | NONE | (1) 32K x 8 |
1MB | (4) 128K x 8 | (4) 128K x 8 | (1) 128K x 8 |
CACHE JUMPER CONFIGURATION | |||
Size | JP20 | JP21 | JP62 |
256KB | pins 1 & 2 closed | pins 1 & 2 closed | Open |
512KB | pins 2 & 3 closed | pins 2 & 3 closed | Open |
1MB | pins 2 & 3 closed | Open | pins 2 & 3 closed |
CPU TYPE CONFIGURATION | ||||
Type | JP15 | JP18 | JP37 | JP52 |
80486SX | pins 1 & 2 closed | pins 2 & 3 closed | Open | Open |
80487SX | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed | pins 1 & 2 closed | Open |
80486DX/DX2 | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed | pins 2 & 3 closed | Open |
80486DX4 | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed | pins 2 & 3 closed | Open |
Pentium Overdrive | pins 1 & 2 closed | pins 1 & 2, 3 & 4 closed | pins 1 & 2 closed | Open |
CPU SPEED CONFIGURATION | |||||||||
Speed | JP7 | JP8 | JP8A | JP13 | JP26 | JP27 | JP28 | JP33 | JP61 |
25MHz | Closed | 1 & 2 | 2 & 3 | Open | Closed | 1 & 2 | 2 & 3 | Open | 2 & 3 |
33MHz | Open | 1 & 2 | 2 & 3 | Open | Closed | 2 & 3 | 1 & 2 | Open | 2 & 3 |
40MHz | Open | 2 & 3 | 1 & 2 | Closed | Open | 1 & 2 | 2 & 3 | Closed | 1 & 2 |
50iMHz | Closed | 1 & 2 | 2 & 3 | Open | Closed | 1 & 2 | 2 & 3 | Open | 2 & 3 |
50MHz | Open | 2 & 3 | 1 & 2 | Closed | Open | 2 & 3 | 1 & 2 | Closed | 1 & 2 |
66iMHz | Open | 1 & 2 | 2 & 3 | Open | Closed | 2 & 3 | 1 & 2 | Open | 2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED CONFIGURATION (80486DX4 ONLY) | ||
Speed | JP27 | JP28 |
25MHz | Open | Closed |
33MHz | Closed | Open |
Note: If a DX4 is installed, use these jumper settings and jumpers JP7, JP8, JP8A, JP13, JP26, JP33 & JP61 from above table. |
CPU VOLTAGE CONFIGURATION | |
Voltage | JP80 |
3.3v (DX4) | pins 3 & 5, 4 & 6 closed |
5v | pins 1 & 3, 2 & 4 closed |
PCI BUS INTERRUPT CONFIGURATION | |||||
Slots PC1-PC3 | Slot PC4 | JP10F | JP10G | JP10H | JP10K |
IRQ9 | N/A | 1 & 2 | Open | Open | Open |
IRQ10 | N/A | Open | 1 & 2 | Open | Open |
IRQ11 | N/A | Open | Open | 1 & 2 | Open |
N/A | IRQ14 | Open | Open | Open | 2 & 4 |
Note: Pins designated should be in the closed position. |