YOUNG MICRO SYSTEMS, INC.
VS3486F-3VL
| 
 Processor  | 
 80386DX/CX486DLC/80486SX/80486DX/80486DX2/ODP586SX  | 
| 
 Processor Speed  | 
 25/33/40/50(internal)/66(internal)MHz  | 
| 
 Chip Set  | 
 Symphony  | 
| 
 Max. Onboard DRAM  | 
 64MB  | 
| 
 Cache  | 
 64/256/1024KB  | 
| 
 BIOS  | 
 AMI  | 
| 
 Dimensions  | 
 230mm x 218mm  | 
| 
 I/O Options  | 
 32-bit VESA local bus slots (3)  | 
| 
 NPU Options  | 
 None  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Speaker  | 
 CN1  | 
 External battery  | 
 CN6  | 
| 
 Turbo LED  | 
 CN2  | 
 32-bit VESA Local bus slot  | 
 S1  | 
| 
 Turbo switch  | 
 CN3  | 
 32-bit VESA Local bus slot  | 
 S2  | 
| 
 Reset switch  | 
 CN4  | 
 32-bit VESA Local bus slot  | 
 S3  | 
| 
 Power LED & keylock  | 
 CN5  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Jumper  | 
 Position  | |
| 
 »  | 
 Internal battery support enabled  | 
 J1  | 
 Closed  | 
| 
 Internal battery support enabled  | 
 J1  | 
 Open  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J2  | 
 Unknown  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J3  | 
 Unknown  | 
| 
 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) 1M x 9  | 
 (4) 4M x 9  | 
| 
 32MB  | 
 (4) 4M x 9  | 
 (4) 4M x 9  | 
| 
 64MB  | 
 (4) 16M x 9  | 
 NONE  | 
| 
 CACHE 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 position.  | |||||
| 
 CPU TYPE CONFIGURATION  | ||||||||
| 
 Type  | 
 JP4  | 
 JP5  | 
 JP6  | 
 JP7  | 
 JP8  | 
 JP9  | 
 JP13  | 
 JP14  | 
| 
 80386DX/25  | 
 Open  | 
 Closed  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
| 
 80386DX/33  | 
 Closed  | 
 Open  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
| 
 80386DX/40  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
 2 & 3  | 
| 
 80486SX/25  | 
 Open  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486SX/33  | 
 Closed  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486DX/25  | 
 Open  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486DX/33  | 
 Closed  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486DX/50  | 
 Open  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486DX2/50i  | 
 Open  | 
 Closed  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 80486DX2/66i  | 
 Closed  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
 1 & 2  | 
| 
 Note:Pins designated should be in the closed position.  | ||||||||
| 
 CPU TYPE CONFIGURATION  | ||||||||
| 
 Type  | 
 JP17  | 
 JP18  | 
 JP19  | 
 JP20  | 
 JP21  | 
 JP22  | 
 JP22A  | 
 JP23  | 
| 
 80386DX/25  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80386DX/33  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80386DX/40  | 
 1 & 2  | 
 Open  | 
 Closed  | 
 Closed  | 
 Open  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486SX/25  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486SX/33  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX/25  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX/33  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX/50  | 
 2 & 3  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 2 & 3  | 
 1 & 2  | 
 1 & 2  | 
| 
 80486DX2/50i  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 80486DX2/66i  | 
 2 & 3  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 1 & 2  | 
 2 & 3  | 
 2 & 3  | 
| 
 Note:Pins designated should be in the closed position.  | ||||||||
| 
 CPU TYPE CONFIGURATION  | ||||||||
| 
 Type  | 
 JP24  | 
 JP30  | 
 JP31  | 
 JP32  | 
 JP33  | 
 JP34  | 
 JP35  | 
 JP36  | 
| 
 80386DX/25  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80386DX/33  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80386DX/40  | 
 Closed  | 
 Closed  | 
 Open  | 
 Closed  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486SX/25  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486SX/33  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486DX/25  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486DX/33  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486DX/50  | 
 Open  | 
 Closed  | 
 Open  | 
 Closed  | 
 Closed  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486DX2/50i  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 80486DX2/66i  | 
 Open  | 
 Closed  | 
 Open  | 
 Open  | 
 Open  | 
 1 & 2  | 
 Closed  | 
 Closed  | 
| 
 Note:Pins designated should be in the closed position.  | ||||||||