ACER, INC. IP25AB Processor 80486SX/80486DX Processor Speed 20/25/33MHz Chip Set ALI Video Chip Set None Maximum Onboard Memory 32MB Maximum Video Memory None Cache None BIOS Acer Dimensions 220mm x 170mm I/O Options None NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Power LED & CN1 pins 1 - 5 Turbo switch CN1 pins 15 - keylock 17 Speaker CN1 pins 7 - Reset switch CN1 pins 19 & 10 20 Turbo LED CN1 pins 12 & External battery J3 13 Note: If system has a 12-pin connector, make sure red wire is connected to pin 11. USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation JP1 Open CMOS memory clear JP1 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) 256K x 9 (4) 1M x 9 5MB (4) 1M x 9 (4) 256K x 9 8MB (4) 1M x 9 (4) 1M x 9 16MB (4) 4M x 9 None 32MB (4) 4M x 9 (4) 4M x 9 CPU SPEED SELECTION Speed JP2 JP3 JP4 20MHz Pins 2 & 3 Pins 1 & 2 Pins 1 & 2, 3 & 4 closed closed closed 25MHz Pins 1 & 2 Pins 2 & 3 Pins 3 & 4 closed closed closed 33MHz Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 closed closed closed