AMERICAN MEGATRENDS, INC.
SUPER VOYAGER VLB-II (VER. 2)
Processor | 80486SX/80487SX/80486DX/P23T/Pentium Overdrive |
Processor Speed | 20/25/33/50(internal)/50/66(internal)MHz |
Chip Set | AMI |
Max. Onboard DRAM | 64MB |
Cache | 64/256KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | PS/2 mouse interface, parallel port, serial ports (2), 32-bit VESA local bus slots (2), floppy drive interface, IDE interface |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
PS/2 mouse interface | J1 | Reset switch | J24 |
Parallel port | J4 | Speaker | J29 |
Floppy drive interface | J6 | Turbo LED | J30 |
IDE interface | J7 | Power LED & keylock | J32 |
IDE interface LED | J8 | Turbo switch | J33 |
Serial port 2 | J9 | 32-bit VESA local bus slots | SL1 & SL2 |
Serial port 1 | J10 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
» | Parallel port IRQ select IRQ5 | J13 | pins 1 & 2 closed |
Parallel port IRQ select IRQ7 | J13 | pins 2 & 3 closed | |
» | Factory configured - do not alter | J14 | N/A |
» | Factory configured - do not alter | J18 | N/A |
» | Factory configured - do not alter | J19 | N/A |
» | Serial port 2 IRQ select IRQ3 | J20 | pins 1 & 2 closed |
Serial port 2 IRQ select IRQ4 | J20 | pins 2 & 3 closed | |
» | Serial port 1 IRQ select IRQ4 | J21 | pins 2 & 3 closed |
Serial port 1 IRQ select IRQ3 | J21 | pins 1 & 2 closed | |
» | PS/2 mouse enabled | J22 | pins 1 & 2 closed |
PS/2 mouse disabled | J22 | pins 2 & 3 closed | |
» | Factory configured - do not alter | J40 | N/A |
» | Factory configured - do not alter | SW2/1 | Off |
» | Monitor type select monochrome | SW2/2 | Off |
Monitor type select color | SW2/2 | On |
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 |
8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE |
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 | (1) 1M x 36 |
16MB | (1) 4M x 36 | NONE | NONE | 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 |
64KB | (4) 8K x 8 | (4) 8K x 8 |
256KB | (4) 32K x 8 | (4) 32K x 8 |
CACHE SWITCH CONFIGURATION | ||||
Size | SW1/1 | SW1/2 | SW1/3 | SW1/4 |
64KB | Off | Off | Off | Off |
256KB | On | On | On | On |
CPU TYPE CONFIGURATION | ||||
PQFP type | PGA type | J43 | J44 | J45 |
None | 80486SX | 2 & 3 | N/A | N/A |
None | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | N/A |
None | 80486DX | 1 & 2, 3 & 4 | 1 & 2 | N/A |
None | 80486DX2 | 1 & 2, 3 & 4 | 1 & 2 | N/A |
None | P23T | 1 & 2, 3 & 4 | 2 & 3 | N/A |
None | Pentium Overdrive | 1 & 2, 3 & 4 | 2 & 3 | N/A |
80486SX | None | N/A | N/A | Open |
80486SX | 80486SX | 2 & 3 | N/A | Closed |
80486SX | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | Closed |
80486SX | 80486DX | 1 & 2, 3 & 4 | 1 & 2 | Closed |
80486SX | P23T | 1 & 2, 3 & 4 | 2 & 3 | Closed |
80486SX | Pentium Overdrive | 1 & 2, 3 & 4 | 2 & 3 | Closed |
80486DX | None | N/A | N/A | Open |
80486DX | 80487SX | 1 & 2, 3 & 4 | 2 & 3 | Closed |
80486DX | 80486DX2 | 1 & 2, 3 & 4 | 1 & 2 | Closed |
80486DX | P23T | 1 & 2, 3 & 4 | 2 & 3 | Closed |
80486DX | Pentium Overdrive | 1 & 2, 3 & 4 | 2 & 3 | Closed |
Note: Pins designated should be in the closed position. |
BUS SPEED CONFIGURATION | |
CPU speed | J23 |
<= 33MHz | pins 1 & 2 closed |
> 33MHz | pins 2 & 3 closed |