INTERCOMP, INC.
ILC VL3/486
Processor | 80386DX/CX486DLC/80486SX/80486DX/80486DX2 |
Processor Speed | 16/20/25/33/40/50/66(Internal)MHz |
Chip Set | Intercomp |
Max. onboard DRAM | 128MB |
Cache | 64/128/256KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit VESA local bus slots (2) |
NPU Options | 80387DX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | P1 | Turbo LED | P16 |
Speaker | P13 | Turbo switch | P17 |
Power LED & keylock | P14 | 32-bit VESA local bus slot | S1 |
Reset switch | P15 | 32-bit VESA local bus slot | S2 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | CMOS memory normal operation (Internal Battery) | P2 | pins 2 & 3 closed |
| CMOS memory normal operation (External Battery) | P2 | pins 1 & 2 closed |
| CMOS memory clear | P2 | pins 3 & 4 closed |
» | 80486/50MHz CPU enabled | P3 | Closed |
| 80486/50Mhz CPU disabled | P3 | Open |
» | Factory configured do not alter | P4 | Open |
» | Bus type select VESA | P7 | pins 1 & 2, 3 & 4 open |
| Bus type select ISA | P7 | pins 1 & 2, 3 & 4 closed |
» | VESA local bus enabled | P10 | pins 1 & 2 closed |
| VESA local bus disabled | P10 | pins 2 & 3 closed |
» | Factory configured do not alter | P12 | pins 3 & 6 closed |
» | NPU disabled | P20 | pins 2 & 3 closed |
| NPU enabled | P20 | pins 1 & 2 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 |
65MB | (4) 256K x 9 | (4) 16M x 9 |
68MB | (4) 1M x 9 | (4) 16M x 9 |
80MB | (4) 4M x 9 | (4) 16M x 9 |
128MB | (4) 16M x 9 | (4) 16M x 9 |
Note: If SIMMs on bank 0 are not present SIMMs located on bank 1 will be automatically re-mapped to Bank O. |
SRAM CONFIGURATION | ||||
Size | Cache | Location | TAG | Dirty bit U38 |
64KB | (8) 8K x 8 | Banks 0 & 1 | (1) 8K x 8 | (1) 16K x 4 |
128KB | (4) 32K x 8 | Bank 0 | (1) 8K x 8 | (1) 16K x 4 |
256KB | (8) 32K x 8 | Banks 0 & 1 | (1) 32K x 8 | (1) 16K x 4 |
SRAM JUMPER CONFIGURATION | |||
CACHE Size | Main Memory | P5 | P6 |
64KB | £16MB | pins 1 & 2, 4 & 5, 7 & 8 closed | pins 1 & 2, 4 & 5 closed |
64KB | >16MB, £ =32MB | pins 1 & 2, 4 & 5, 7 & 8 closed | pins 1 & 2, 4 & 5 closed |
128KB | £32MB | pins 2 & 3, 4 & 5, 8 & 9 closed | pins 2 & 3, 4 & 5 closed |
128KB | >32MB, £ =64MB | pins 2 & 3, 4 & 5, 7 & 8 closed | pins 2 & 3, 4 & 5 closed |
256KB | £32MB | pins 2 & 3, 5 & 6, 8 & 9 closed | pins 2 & 3, 5 & 6 closed |
256KB | >32MB, £ =64MB | pins 2 & 3, 5 & 6, 7 & 8 closed | pins 2 & 3, 5 & 6 closed |
CPU SPEED CONFIGURATION | ||
Speed | P3 | P19 |
80386DX/16/20/25 | Open | pins 1 & 5, 2 & 6, 4 & 8 closed |
80386DX/33 | Open | pins 1 & 5, 3 & 7, 4 & 8 closed |
CX486DLC/40 | Open | pins 1 & 5, 2 & 6 closed |
80486SX/20 | Open | pins 2 & 6, 3 & 7 closed |
80486SX/25 | Open | pins 2 & 6, 4 & 8 closed |
80486DX25 | Open | pins 2 & 6, 4 & 8 closed |
80486DX33 | Open | pins 3 & 7, 4 & 8 closed |
80486DX50 | Closed | pins 3 & 7 closed |
80486DX2/66 | Open | pins 3 & 7, 4 & 8 closed |
CPU TYPE CONFIGURATION | ||||
CPU | P10 | P11 | P18 | P21 |
80386DX | pins 2 & 3 closed | Open | Open | Closed |
80486SX | pins 1 & 2 closed | pins 1 & 2 closed | Closed | Open |
80486DX | pins 1 & 2 closed | pins 2 & 3 closed | Closed | Open |
80486DX2 | pins 1 & 2 closed | pins 2 & 3 closed | Closed | Open |