SEANIX TECHNOLOGY, INC. 3486-VLB Processor 80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2 Processor Speed 20/25/33/40/50(internal)/50/66(internal)MHz Chip Set EFAR Max. Onboard DRAM32MB Cache 32/64/128/256KB BIOS AMI Dimensions 330mm x 218mm I/O Options 32-bit VESA local bus slots (2) NPU Options 80387DX [Image] CONNECTIONS Purpose Location Purpose Location External battery JP2 Turbo LED JP36 Power LED & keylock JP27 Turbo switch JP39 Speaker JP29 32-bit VESA local SL1 & SL2 bus slots Reset switch JP35 USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal JP1 pins 1 & 2 operation/internal battery closed CMOS memory clear/external battery JP1 pins 2 & 3 closed » Factory configured - do not alter JP3 Open » Factory configured - do not alter JP20 Open » Factory configured - do not alter JP40 pins 2 & 3 closed » Factory configured - do not alter JP41 pins 2 & 3 closed 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 TAG 32KB (4) 8K x 8 NONE (1) 8K x 8 64KB (4) 8K x 8 (4) 8K x 8 (1) 8K x 8 128KB (4) 32K x 8 NONE (1) 8K x 8 256KB (4) 32K x 8 (4) 32K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP13 JP14 JP15 JP16 JP21 JP22 JP23 32KB Open Open 2 & 3 Open 1 & 2 2 & 3 2 & 3 64KB Open Open 2 & 3 Closed 1 & 2 1 & 2 1 & 2 128KB Closed Open 1 & 2 Closed 2 & 3 1 & 2 2 & 3 256KB Closed Closed 1 & 2 Closed 1 & 2 1 & 2 1 & 2 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION Type JP4 JP7 JP8 JP9 JP12 JP17 JP18 JP19 80386SX 1 & 1 & 1 & 1 & Open Open Open Closed 2 2 2 2 CX486DLC 2 & 1 & 2 & 1 & Open Open Open Closed 3 2 3 2 80486SX 2 & 2 & 1 & 2 & Open 2 & 3 Open Open 3 3 2 3 80487SX 2 & 2 & 1 & 2 & 1 & 2 1 & 2 Closed Open 3 3 2 3 80486DX 2 & 2 & 1 & 2 & 2 & 3 1 & 2 Closed Open 3 3 2 3 80486DX2 2 & 2 & 1 & 2 & 2 & 3 1 & 2 Closed Open 3 3 2 3 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (CON’T) Type JP25 JP26 JP28 JP31 JP32 JP37 JP38 80386SX 1 & 2 1 & 2 1 & 2 1 & 2 2 & 3 Open Open CX486DLC 1 & 2 1 & 2 1 & 2 1 & 2 2 & 3 Open Open 80486SX 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 Closed Closed 80487SX 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 Closed Closed 80486DX 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 Closed Closed 80486DX2 2 & 3 2 & 3 2 & 3 2 & 3 1 & 2 Closed Closed Note: Pins designated should be in the closed position. VESA ID BUS CONFIGURATION ID JP34 ID2 = 0 pins 2 & 3 closed ID2 = 1 pins 1 & 2 closed VESA ID BUS CONFIGURATION ID JP33 ID3 = 0 pins 2 & 3 closed ID3 = 1 pins 1 & 2 closed VESA ID BUS CONFIGURATION ID JP30 ID4 = 0 pins 2 & 3 closed ID4 = 1 pins 1 & 2 closed