ACER, INC. AP5C/P Processor Pentium Processor Speed 75/90/100/120/133/150/166MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB BIOS AMI Dimensions 330mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Parallel port CN1 Chassis fan power CN14 Serial port 1 CN2 Power LED & CN15 pins 1 - keylock 5 Serial port 2 CN3 Speaker CN15 pins 7 - 10 Floppy drive CN4 Turbo/green PC LED CN15 pins 12 - interface 13 IDE interface 1 CN5 Green PC connector CN15 pins 15 - 17 IDE interface 2 CN6 Reset switch CN15 pins 19 & 20 PS/2 mouse port CN7 32-bit PCI slots PC1 - PC4 IDE interface LED CN8 Cache slot SL1 Chassis fan power CN13 Note: If connector for CN8 is 12-pin, connect red wire to pin 11. USER CONFIGURABLE SETTINGS Function Label Position On board I/O controller enabled JP3 Pins 1 & 2 closed On board I/O controller JP3 Pins 2 & 3 closed disabled PS/2 mouse enabled JP4 Closed PS/2 mouse disabled JP4 Open » Flash BIOS voltage select 5v JP9 Pins 1 & 2 closed Flash BIOS voltage select 12v JP9 Pins 2 & 3 closed Jumper information unidentified JP10 Unidentified » CMOS memory normal operation JP12 Pins 1 & 2 closed CMOS memory clear JP12 Pins 2 & 3 closed DRAM CONFIGURATION Size Bank 0 Bank 1 8MB (2) 1M x 36 None 16MB (2) 2M x 36 None 16MB (2) 1M x 36 (2) 1M x 36 24MB (2) 2M x 36 (2) 1M x 36 32MB (2) 4M x 36 None 32MB (2) 2M x 36 (2) 2M x 36 40MB (2) 4M x 36 (2) 1M x 36 48MB (2) 4M x 36 (2) 2M x 36 64MB (2) 8M x 36 None 64MB (2) 4M x 36 (2) 4M x 36 72MB (2) 8M x 36 (2) 1M x 36 80MB (2) 8M x 36 (2) 2M x 36 96MB (2) 8M x 36 (2) 4M x 36 128MB (2) 8M x 36 (2) 8M x 36 Note: Board also accepts x 32 SIMMs. CACHE CONFIGURATION Size Bank 0 Bank 1 TAG SL1 256KB (A) (4) 32K x (4) 32K x (1) 16K/32K x Not installed 8 8 8 256KB (B) None None None Installed 512KB (4) 64K x (4) 64K x (1) 16K/32K x Not installed 8 8 8 CACHE JUMPER CONFIGURATION Size JP7 256KB (A) Pins 1 & 2 closed 256KB (B) Pins 1 & 2 closed 512KB Pins 2 & 3 closed CPU SPEED SELECTION Speed JP5 JP6 JP8 75MHz Pins 1 & 2 Pins 1 & 2, 3 & Pins 1 & 2, 3 & 4 closed 4 closed closed 90MHz Pins 2 & 3 Pins 1 & 2 Pins 1 & 2, 3 & 4 closed closed closed 100MHz Pins 2 & 3 Pins 3 & 4 Pins 1 & 2, 3 & 4 closed closed closed 120MHz Pins 2 & 3 Pins 1 & 2 Pins 3 & 4, 5 & 6 closed closed closed 133MHz Pins 2 & 3 Pins 3 & 4 Pins 3 & 4, 5 & 6 closed closed closed 150MHz Pins 2 & 3 Pins 1 & 2 Pins 5 & 6, 7 & 8 closed closed closed 166MHz Pins 2 & 3 Pins 3 & 4 Pins 5 & 6, 7 & 8 closed closed closed DMA CHANNEL SELECTION Channel JP1 JP2 1 Pins 2 & 3 closed Pins 2 & 3 closed 3 Pins 1 & 2 closed Pins 1 & 2 closed