ACER, INC. VI15G Processor 80486SX/CX486DX/AMD486DX/80486DX/ODP486SX/CX486DX2/AMD486DXL/AMD486DX2/80486DX2 Processor 25/33/40/50(internal)/50/66(internal)MHz Speed Chip Set SIS Max. 128MB Onboard DRAM Cache 128/256/512KB BIOS AMI Dimensions 254mm x 220mm I/O 32-bit VESA local bus slots (3), green PC connector Options NPU None Options [Image] CONNECTIONS Purpose Location Purpose Location External battery J1 Turbo LED (green J4 (pins 12 - PC LED) 13) Chassis fan power J2 Turbo switch J4 (pins 15 - (green PC break) 16) Chassis fan power J3 Reset switch J4 (pins 19 - 20) Power LED & J4 (pins 1 - 32-bit VESA local SL1 - SL3 keylock 5) bus slots Speaker J4 (pins 6 - 10) Note: The location of J3 is unidentified. USER CONFIGURABLE SETTINGS Function Jumper Position » CMOS memory normal operation JP6 pins 1 & 2 closed CMOS memory clear JP6 pins 2 & 3 closed » Factory configured - do not JP7 Open alter » Factory configured - do not JP8 Open alter DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 1MB (1) 256K x NONE NONE NONE 36 2MB (1) 256K x (1) 256K x NONE NONE 36 36 2MB (1) 512K x NONE NONE NONE 36 4MB (1) 256K x (1) 256K x (1) 512K x NONE 36 36 36 4MB (1) 512K x (1) 512K x NONE NONE 36 36 4MB (1) 1M x 36 NONE NONE NONE 5MB (1) 256K x (1) 1M x 36 NONE NONE 36 6MB (1) 256K x (1) 256K x (1) 1M x 36 NONE 36 36 6MB (1) 512K x (1) 1M x 36 NONE NONE 36 8MB (1) 256K x (1) 256K x (1) 512K x (1) 1M x 36 36 36 36 8MB (1) 512K x (1) 512K x (1) 1M x 36 NONE 36 36 8MB (1) 1M x 36 (1) 1M x 36 NONE NONE 8MB (1) 2M x 36 NONE NONE NONE 10MB (1) 256K x (1) 256K x (1) 1M x 36 (1) 1M x 36 36 36 12MB (1) 512K x (1) 512K x (1) 1M x 36 (1) 1M x 36 36 36 12MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 NONE 16MB (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 (1) 1M x 36 16MB (1) 2M x 36 (1) 2M x 36 NONE NONE 16MB (1) 4M x 36 NONE NONE NONE 17MB (1) 256K x (1) 4M x 36 NONE NONE 36 18MB (1) 256K x (1) 256K x (1) 4M x 36 NONE 36 36 18MB (1) 512K x (1) 4M x 36 NONE NONE 36 20MB (1) 512K x (1) 512K x (1) 4M x 36 NONE 36 36 20MB (1) 1M x 36 (1) 4M x 36 NONE NONE 24MB (1) 512K x (1) 512K x (1) 1M x 36 (1) 4M x 36 36 36 24MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 NONE 24MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 NONE 32MB (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 (1) 2M x 36 32MB (1) 4M x 36 (1) 4M x 36 NONE NONE 32MB (1) 8M x 36 NONE NONE NONE 36MB (1) 512K x (1) 512K x (1) 4M x 36 (1) 4M x 36 36 36 36MB (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 NONE 36MB (1) 1M x 36 (1) 8M x 36 NONE NONE 40MB (1) 1M x 36 (1) 1M x 36 (1) 4M x 36 (1) 4M x 36 40MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 NONE 48MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 NONE 48MB (1) 4M x 36 (1) 8M x 36 NONE NONE DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 64MB (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 (1) 4M x 36 64MB (1) 16M x 36 NONE NONE NONE 64MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 NONE 64MB (1) 8M x 36 (1) 8M x 36 NONE NONE 65MB (1) 256K x (1) 16M x NONE NONE 36 36 68MB (1) 1M x 36 (1) 16M x NONE NONE 36 68MB (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 NONE 72MB (1) 1M x 36 (1) 1M x 36 (1) 16M x NONE 36 72MB (1) 1M x 36 (1) 1M x 36 (1) 8M x 36 (1) 8M x 36 80MB (1) 4M x 36 (1) 16M x NONE NONE 36 80MB (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 NONE 96MB (1) 4M x 36 (1) 4M x 36 (1) 16M x NONE 36 96MB (1) 4M x 36 (1) 4M x 36 (1) 8M x 36 (1) 8M x 36 96MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 NONE 128MB (1) 16M x 36 (1) 16M x NONE NONE 36 128MB (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 (1) 8M x 36 CACHE CONFIGURATION Size Bank 0 Bank 1 128KB (4) 32K x 8 NONE 256KB (4) 32K x 8 (4) 32K x 8 256KB (4) 64K x 8 NONE 512KB (4) 128K x 8 NONE CACHE JUMPER CONFIGURATION Size JP1 JP2 128KB pins 1 & 2, 4 & 5, 8 & pins 1 & 2, 4 & 5, 8 & 9 closed 9 closed 256KB pins 2 & 3, 5 & 6, 8 & pins 2 & 3, 5 & 6, 8 & 9 closed 9 closed 256KB pins 1 & 2, 5 & 6, 8 & pins 1 & 2, 4 & 5, 8 & 9 closed 9 closed 512KB pins 1 & 2, 5 & 6, 7 & pins 1 & 2, 4 & 5, 7 & 8 closed 8 closed CPU TYPE CONFIGURATION Type JP9 JP10 JP13 JP23 CX486S 2 & 3 2 & 3 1 & 2 2 & 3, 5 & 6, 7 & 8 SL80486SX 1 & 2 1 & 2 1 & 2 3 & 4, 5 & 6, 7 & 8 80486SX 1 & 2 1 & 2 Open 6 & 7 AMD486DXL 2 & 3 2 & 3 2 & 3 5 & 6, 7 & 8 80486DX/DX2 1 & 2 1 & 2 Open 5 & 6, 7 & 8 P24D 1 & 2 2 & 3 1 & 2 1 & 2, 3 & 4, 5 & 6, 7 & 8 Note: Pins designated should be in the closed position. CPU TYPE CONFIGURATION (CON’T) Type JP24 JP25 JP26 JP27 CX486S 2 & 3, 7 & 2 & 3 4 & 5 2 & 3, 7 & 8 8 SL80486SX 7 & 8 Open 1 & 2, 5 & 4 & 5, 7 & 6 8 80486SX Open Open Open 7 & 8 AMD486DXL 3 & 4, 5 & Open Open 7 & 8 6 80486DX/DX2 7 & 8 Open Open 7 & 8 P24D 7 & 8 1 & 2, 5 & 2 & 3, 5 & 4 & 5, 6 & 6 6, 7 & 8 7 Note: Pins designated should be in the closed position. CPU SPEED CONFIGURATION Speed JP11 25MHz pins 1 & 2, 5 & 6 closed 33MHz pins 1 & 2, 3 & 4 closed 40MHz pins 5 & 6 closed 50iMHz pins 1 & 2, 5 & 6 closed 50MHz pins 3 & 4 closed 66iMHz pins 1 & 2, 3 & 4 closed VESA WAIT STATE CONFIGURATION Wait states JP18 0 wait states pins 1 & 2 closed 1 wait state pins 2 & 3 closed BUS SPEED CONFIGURATION CPU speed JP19 <= 33MHz pins 1 & 2 closed > 33MHz pins 2 & 3 closed