VS3486F/S-3VL Motherboard Settings and Configuration
YOUNG MICRO SYSTEMS, INC.
VS3486F/S-3VL
Processor | 80386DX/80486DLC/80486SX/80486DX/80486DX2 |
Processor Speed | 25/33/40/50(internal)/50/66MHz |
Chip Set | Symphony |
Max. Onboard DRAM | 32MB |
Cache | 64/256/1024KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80387DX/80487SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Turbo switch | CN1 | Power LED & keylock | CN4 |
Turbo LED | CN2 | Speaker | CN5 |
Reset switch | CN3 | ||
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) 1M x 9 | (4) 256K x 9 |
8MB | (4) 1M x 9 | (4) 1M x 9 |
16MB | (4) 4M x 9 | NONE |
17MB | (4) 4M x 9 | (4) 256K x 9 |
20MB | (4) 4M x 9 | (4) 1M x 9 |
32MB | (4) 4M x 9 | (4) 4M x 9 |
CPU TYPE CONFIGURATION | ||||||||
Type | JP24 | JP25 | JP28 | JP32 | JP33 | JP34 | JP35 | JP36 |
80386DX | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | Closed | Closed |
80486SX | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
80486DLC | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 | Closed | Closed |
Note:Pins designated should be in the closed position. | ||||||||
CPU TYPE CONFIGURATION | ||||||||
Type | JP37 | JP38 | JP39 | JP40 | JP41 | JP42 | JP43 | JP44 |
80386DX | Open | Open | Closed | Open | Open | Open | Open | 1 & 2 |
80486SX | Open | Open | Open | Open | Open | Open | Closed | 2 & 3 |
80486DLC | Open | Open | Closed | Open | Open | Open | Open | 1 & 2 |
Note:Pins designated should be in the closed position. | ||||||||
CPU SPEED CONFIGURATION | ||||||||
Speed | JP24 | JP25 | JP28 | JP32 | JP33 | JP34 | JP35 | JP36 |
25MHz | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
33MHz | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
50i MHz | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
50MHz | 1 & 2 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
66i MHz | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 | Open | Open |
Note:Pins designated should be in the closed position. | ||||||||
CPU SPEED CONFIGURATION | ||||||||
Speed | JP37 | JP38 | JP39 | JP40 | JP41 | JP42 | JP43 | JP44 |
25MHz | Open | Open | Open | Closed | Closed | Closed | Open | 2 & 3 |
33MHz | Open | Open | Open | Closed | Closed | Closed | Open | 2 & 3 |
50I MHz | Open | Open | Open | Closed | Closed | Closed | Open | 2 & 3 |
50MHz | Closed | Closed | Open | Open | Closed | Closed | Open | 2 & 3 |
66I MHz | Open | Open | Open | Closed | Closed | Closed | Open | 2 & 3 |
Note:Pins designated should be in the closed position. | ||||||||
CACHE CONFIGURATION | |
Size | Cache |
64KB | (9) 8K x 8 |
256KB | (9) 32K x 8 |
CACHE JUMPER CONFIGURATION | |||
Size | JP26 | JP27 | JP31 |
64KB | pins 1 & 2 closed | pins 1 & 2 closed | pins 1 & 2 closed |
256KB | pins 2 & 3 closed | pins 2 & 3 closed | pins 2 & 3 closed |
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