VS3486F (REV. 2.0) Motherboard Settings and Configuration
YOUNG MICRO SYSTEMS, INC.
VS3486F (REV. 2.0)
Processor | 80386DX/80486SX/80487SX/CX486DLC/80486DX/80486DX2 |
Processor Speed | 25/33/50(internal)/50/66(internal)MHz |
Chip Set | Symphony |
Video Chip Set | None |
Maximum Onboard Memory | 32MB |
Maximum Video Memory | None |
Cache | 64/256KB |
BIOS | AMI |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80387DX/4167 |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
Turbo switch | J1 | Power LED & keylock | J4 |
Turbo LED | J2 | Speaker | J5 |
Reset switch | J3 |
|
|
USER CONFIGURABLE SETTINGS | |||
Function | Label | Position | |
» | Factory configured - do not alter | JP1 | Unidentified |
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 |
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 |
Note: The location of banks 0 & 1 are unidentified. | ||
CACHE JUMPER CONFIGURATION | |||
Size | JP26 | JP27 | JP31 |
64KB | Pins 2 & 3 closed | Pins 2 & 3 closed | Pins 2 & 3 closed |
256KB | Pins 1 & 2 closed | Pins 1 & 2 closed | Pins 1 & 2 closed |
CPU TYPE SELECTION | ||||
Type | JP24 | JP25 | JP28 | JP32 |
80368DX | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
CX486DLC | 2 & 3 | 2 & 3 | 2 & 3 | 2 & 3 |
80486SX | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 |
80486DX-25/33 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 |
80486DX-50 | 1 & 2 | 1 & 2 | 1 & 2 | 1 & 2 |
80486DX2 | 2 & 3 | 1 & 2 | 1 & 2 | 1 & 2 |
Note: Pins designated should be in the closed position. | ||||
CPU TYPE SELECTION | ||||||
Type | JP33 | JP34 | JP35 | JP36 | JP37 | JP38 |
80368DX | 2 & 3 | 2 & 3 | Closed | Closed | Open | Open |
CX486DLC | 2 & 3 | 2 & 3 | Closed | Closed | Open | Open |
80486SX | 1 & 2 | 1 & 2 | Open | Open | Open | Open |
80486DX-25/33 | 1 & 2 | 1 & 2 | Open | Open | Open | Open |
80486DX-50 | 1 & 2 | 1 & 2 | Open | Open | Closed | Closed |
80486DX2 | 1 & 2 | 1 & 2 | Open | Open | Open | Open |
Note: Pins designated should be in the closed position. | ||||||
CPU TYPE SELECTION | ||||||
Type | JP39 | JP40 | JP41 | JP42 | JP43 | JP44 |
80368DX | Closed | Open | Open | Open | Open | 2 & 3 |
CX486DLC | Closed | Open | Open | Open | Open | 2 & 3 |
80486SX | Open | Open | Open | Open | Closed | 1 & 2 |
80486DX-25/33 | Open | Closed | Closed | Closed | Open | 1 & 2 |
80486DX-50 | Open | Closed | Closed | Closed | Open | 1 & 2 |
80486DX2 | Open | Closed | Closed | Closed | Open | 1 & 2 |
Note: Pins designated should be in the closed position. | ||||||
My Books
