UNIDENTIFIED
VEGA VS3486-3VL
Processor | 80386DX/80486SX/80486DX/80486DX2 |
Processor Speed | 25/33/40/50(internal)/50/66(internal)MHz |
Chip Set | Symphony |
Max. Onboard DRAM | 32MB |
SRAM Cache | 64/256/1024KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | 32-bit Vesa local bus slots (3) |
NPU Options | None |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | BAT | 32-bit Vesa local bus slots | S1, S2 & S3 |
Power LED & keylock | KEYL | Turbo switch | SPD |
Turbo LED | LED | Speaker | SPK |
Reset switch | RST |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper | Position | |
» | Batterly select internal | BT1 | Closed |
Battery select external | BT1 | Open | |
» | CMOS memory normal operation | CMOS | pins 3 & 4 closed |
CMOS memory clear | CMOS | pins 1 & 2 closed | |
BIOS type select normal (27C512) | EPR | pins 1 & 2 closed | |
BIOS type select flash (28F001BX) | EPR | pins 2 & 3 closed | |
» | Factory configured - do not alter | JP19 | Closed |
» | Factory configured - do not alter | JP30 | Closed |
» | Factory configured - do not alter | JP31 | Open |
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 |
17MB | (4) 256K x 9 | (4) 4M x 9 |
16MB | (4) 4M x 9 | NONE |
20MB | (4) 1M x 9 | (4) 4M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
SRAM CONFIGURATION | ||
Size | Cache | TAG |
64KB | (8) 8K x 8 | (1) 8K x 8 |
256KB | (8) 32K x 8 | (1) 32K x 8 |
1024KB | (8) 128K x 8 | (1) 128K x 8 |
SRAM JUMPER CONFIGURATION | |||||
Size | JP10 | JP11 | JP12 | JP15 | JP16 |
64KB | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
256KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
1024KB | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
Note:Pins designated should be in the closed postion. |
CPU TYPE CONFIGURATION | ||||
Jumper | 80386DX | 80486SX | 80486DX | 80486DX2 |
JP6 | Open | Closed | Closed | Closed |
JP7 | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed | pins 2 & 3 closed |
JP8 | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
JP9 | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed | pins 2 & 3 closed |
JP13 | pins 1 & 2 closed | pins 2 & 3 closed | pins 2 & 3 closed | pins 2 & 3 closed |
JP14 | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
JP17 | pins 1 & 2 open | pins 2 & 3 closed | pins 2 & 3 closed | pins 2 & 3 closed |
JP20 | Closed | Open | Open | Open |
JP21 | Open | Closed | Closed | Closed |
JP24 | Closed | Open | Open | Open |
JP34 | pins 1 & 2 closed | pins 2 & 3 closed | pins 1 & 2 closed | pins 1 & 2 closed |
JP35 | Closed | Open | Closed | Closed |
JP36 | Closed | Open | Closed | Closed |
CPU SPEED CONFIGURATION | ||||||||
Speed | JP4 | JP5 | JP18 | JP22A | JP22 | JP23 | JP32 | JP33 |
25/50i MHz | Open | Closed | Closed | 2 & 3 | 1 & 2 | 2 & 3 | Open | Open |
33/66i MHz | Closed | Open | Closed | 2 & 3 | 1 & 2 | 2 & 3 | Open | Open |
40MHz | Open | Open | Open | 2 & 3 | 1 & 2 | 2 & 3 | Closed | Open |
50MHz | Open | Closed | Open | 1 & 2 | 2 & 3 | 1 & 2 | Closed | Closed |
Note:Pins designated should be in the closed postion. |