YOUNG MICRO SYTEMS, INC.
VEGA 3486S-VL
| 
 Processor  | 
 80386DX/80486SX/80487SX/80486DX/ODP486SX/80486DX2  | 
| 
 Processor Speed  | 
 16/20/25/33/50(internal)/50/66(internal)MHz  | 
| 
 Chip Set  | 
 Symphony  | 
| 
 Max. Onboard DRAM  | 
 64MB  | 
| 
 Cache  | 
 64/256/1024KB  | 
| 
 BIOS  | 
 AMI  | 
| 
 Dimensions  | 
 330mm x 218mm  | 
| 
 I/O Options  | 
 32-bit VESA local bus slot  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Speaker  | 
 J1  | 
 Turbo LED  | 
 J4  | 
| 
 Power LED & keylock  | 
 J2  | 
 Turbo switch  | 
 J5  | 
| 
 Reset  | 
 J3  | 
 32-bit VESA local bus slot  | 
 S1  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| » | 
 Factory configured - do not alter  | 
 JP3  | 
 pins 1 & 2 closed  | 
| » | 
 Factory configured - do not alter  | 
 JP12  | 
 pins 1 & 2 closed  | 
| » | 
 Factory configured - do not alter  | 
 JP27  | 
 pins 1 & 2 closed  | 
| » | 
 Factory configured - do not alter  | 
 JP34  | 
 Closed  | 
| 
 DRAM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 1MB  | 
 (4) 256K x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 2MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 NONE  | 
 NONE  | 
| 
 3MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 NONE  | 
| 
 4MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
| 
 5MB  | 
 (4) 1M x 9  | 
 (4) 256K x 9  | 
 NONE  | 
 NONE  | 
| 
 6MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 7MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
| 
 8MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 NONE  | 
 NONE  | 
| 
 9MB  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 10MB  | 
 (4) 256K x 9  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 12MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 NONE  | 
| 
 13MB  | 
 (4) 256K x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
| 
 16MB  | 
 (4) 4M x 9  | 
 NONE  | 
 NONE  | 
 NONE  | 
| 
 20MB  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 24MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 28MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 NONE  | 
 NONE  | 
| 
 36MB  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 40MB  | 
 (4) 1M x 9  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 48MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 NONE  | 
| 
 52MB  | 
 (4) 1M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 64MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 CACHE CONFIGURATION  | |
| 
 Size  | 
 Bank 0  | 
| 
 64KB  | 
 (8) 8K x 8  | 
| 
 256KB  | 
 (8) 32K x 8  | 
| 
 1MB  | 
 (8) 128K x 8  | 
| 
 CACHE JUMPER CONFIGURATION  | |||||
| 
 Size  | 
 JP7  | 
 JP8  | 
 JP9  | 
 JP10  | 
 JP11  | 
| 
 64KB  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 256KB  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
| 
 1MB  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 Note:Pins designated should be in the closed position  | |||||
| 
 CPU TYPE CONFIGURATION  | |||||
| 
 Type  | 
 JP13  | 
 JP14  | 
 JP15  | 
 JP16  | 
 JP17  | 
| 
 80386DX  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 1 & 2  | 
 1 & 2  | 
| 
 80486SX  | 
 1 & 2  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 80487SX  | 
 2 & 3  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX  | 
 1 & 2  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX-50  | 
 1 & 2  | 
 Open  | 
 2 & 3  | 
 2 & 3  | 
 2 & 3  | 
| 
 Note:Pins designated should be in the closed position  | |||||
| 
 CPU TYPE CONFIGURATION (CON’T)  | |||||
| 
 Type  | 
 JP18  | 
 JP19  | 
 JP26  | 
 JP28  | 
 JP29  | 
| 
 80386DX  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
| 
 80486SX  | 
 Open  | 
 Open  | 
 Open  | 
 Open  | 
 2 & 3  | 
| 
 80487SX  | 
 Open  | 
 Open  | 
 2 & 3  | 
 Closed  | 
 2 & 3  | 
| 
 80486DX  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 2 & 3  | 
| 
 80486DX-50  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 Closed  | 
 2 & 3  | 
| 
 Note:Pins designated should be in the closed position  | |||||
| 
 CPU TYPE CONFIGURATION (CON’T)  | ||||||
| 
 Type  | 
 JP30  | 
 JP31  | 
 JP32  | 
 JP71  | 
 JP76  | 
 JP77  | 
| 
 80386DX  | 
 1 & 2  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 80486SX  | 
 2 & 3  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 80487SX  | 
 2 & 3  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 80486DX  | 
 2 & 3  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 80486DX-50  | 
 2 & 3  | 
 2 & 3  | 
 Open  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 Note:Pins designated should be in the closed position  | ||||||
| 
 CPU SPEED CONFIGURATION  | |||
| 
 Speed  | 
 JP4  | 
 JP5  | 
 JP33  | 
| 
 16/20/25MHz  | 
 Open  | 
 Closed  | 
 Open  | 
| 
 33MHz  | 
 Open  | 
 Closed  | 
 pins 1 & 2 closed  | 
| 
 33MHz  | 
 Closed  | 
 Open  | 
 pins 2 & 3 closed  | 
| 
 50/66MHz  | 
 Open  | 
 Open  | 
 pins 2 & 3 closed  | 
| 
 I/O WAIT STATE CONFIGURATION  | |||
| 
 Wait states  | 
 JP6  | 
 JP20  | 
 JP35  | 
| 
 0  | 
 Closed  | 
 Open  | 
 Closed  | 
| 
 1  | 
 Open  | 
 Closed  | 
 Open  |