SEANIX TECHNOLOGY, INC.
486VLP2
Processor | 80486SX/IBM486DLC/80486DX/80486DX2/Pentium Overdrive |
Processor Speed | 25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | EFAR |
Max. Onboard DRAM | 64MB |
Cache | 64/128/256KB |
BIOS | ASI/MR |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit VESA local bus slots (2) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | P1 | Speaker | P5 |
Reset switch | P2 | Turbo switch | P6 |
Power LED & keylock | P3 | 32-bit VESA local bus slots | SL1 & SL2 |
Turbo LED | P4 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Programming voltage select 5v | JP2 | pins 1 & 2 closed |
Programming voltage select 12v | JP2 | pins 2 & 3 closed | |
» | Clock skew select same as CPU clock | JP12 | pins 1 & 2 closed |
Clock skew select delayed on gate relative to CPU | JP12 | pins 2 & 3 closed | |
» | Local ready select not delayed | JP16 | pins 1 & 2 closed |
Local ready select delayed one clock | JP16 | pins 2 & 3 closed | |
» | Battery type select internal | P1 | pins 2 & 3 closed |
CMOS memory clear/external battery | P1 | pins 1 & 2 closed | |
Battery type select external | P1 | Closed |
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 |
3MB | (1) 256K x 36 | (1) 256K x 36 | (1) 256K x 36 | NONE |
4MB | (1) 256K x 36 | (1) 256K x 36 | (1) 256K x 36 | (1) 256K x 36 |
4MB | (1) 1M x 36 | NONE | NONE | NONE |
5MB | (1) 256K x 36 | (1) 1M x 36 | NONE | NONE |
6MB | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 | NONE |
7MB | (1) 256K x 36 | (1) 256K x 36 | (1) 256K x 36 | (1) 1M x 36 |
8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE |
9MB | (1) 256K x 36 | (1) 1M x 36 | (1) 1M x 36 | 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 |
13MB | (1) 256K x 36 | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 |
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 |
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 |
20MB | (1) 4M x 36 | (1) 1M x 36 | NONE | NONE |
24MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | NONE |
24MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x 36 | NONE |
28MB | (1) 1M x 36 | (1) 1M x 36 | (1) 4M x 36 | (1) 1M x 36 |
28MB | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x 36 | (1) 1M x 36 |
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) 4M x 36 | (1) 4M x 36 | (1) 1M x 36 | (1) 1M x 36 |
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 |
52MB | (1) 1M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 |
52MB | (1) 4M x 36 | (1) 4M x 36 | (1) 4M x 36 | (1) 1M x 36 |
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 | JP1 | JP3 | JP4 | JP5 |
64KB | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed | Open |
128KB | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed | Closed |
256KB | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed | Closed |
CPU TYPE CONFIGURATION | ||||
Type | JP9 | JP10 | JP11 | JP13 |
80486SX | pins 1 & 2 closed | Open | pins 2 & 3 closed | Open |
IBM486DLC | pins 2 & 3 closed | Closed | pins 1 & 2 closed | Closed |
80486DX | pins 1 & 2 closed | Open | pins 1 & 2 closed | Closed |
80486DX2 | pins 1 & 2 closed | Open | pins 1 & 2 closed | Closed |
Pentium Overdrive | pins 1 & 2 closed | Open | pins 1 & 2 closed | Closed |
CPU SPEED CONFIGURATION | |||
Speed | JP6 | JP7 | JP8 |
25MHZ | Open | Closed | Closed |
33MHz | Closed | Closed | Open |
40MHz | Closed | Closed | Closed |
50iMHz | Open | Closed | Closed |
50MHz | Closed | Open | Closed |
66iMHz | Closed | Closed | Open |
VESA WAIT STATE CONFIGURATION | |
Wait states | JP15 |
0 wait states | pins 1 & 2 closed |
1 wait state | pins 2 & 3 closed |
BUS SPEED CONFIGURATION | |
CPU speed | JP14 |
<= 33MHz | pins 1 & 2 closed |
> 33MHz | pins 2 & 3 closed |