ACER, INC. AP5S Device Type Mainboard Processor Pentium Processor Speed 75/90/100/120/133/150/166/200MHz Chip Set SIS Video Chip Set None Maximum Onboard 512MB (EDO supported) Memory Maximum Video Memory None Cache 256KB BIOS Award Dimensions 280mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse CN4 Green PC LED CN11/pins 12 & interface 13 Serial port 1 CN5 Green PC CN11/pins 15 – connector 17 Floppy drive CN6 Reset switch CN11/pins 19 & interface 20 IDE interface 1 CN7 CPU fan power JP17 Serial port 2 CN8 IR connector JP21 Parallel port CN9 IDE interface LED JP22 IDE interface 2 CN10 32-bit PCI slots PC1 – PC4 Power LED & CN11/pins 1 – USB connector USB keylock 5 Speaker CN11/pins 7 – 10 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not JP2 Unidentified alter » Flash BIOS voltage select 5v JP8 Pins 2 & 3 closed Flash BIOS voltage select 12v JP8 Pins 1 & 2 closed » Factory configured - do not JP9 Unidentified alter » PS/2 mouse enabled JP10 Pins 1 & 2 closed PS/2 mouse disabled JP10 Pins 2 & 3 closed » Factory configured - do not JP11 Unidentified alter » CMOS memory normal operation JP12 Pins 1 & 2 closed CMOS memory clear JP12 Pins 2 & 3 closed On board I/O enabled JP16 Pins 1 & 2 closed On board I/O disabled JP16 Pins 2 & 3 closed » Factory configured - do not JP23 Unidentified alter » Factory configured - do not JP24 Unidentified alter » Factory configured - do not JP25 Unidentified alter SIMM 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 SIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 128MB (2) 16M x 36 None 136MB (2) 16M x 36 (2) 1M x 36 144MB (2) 16M x 36 (2) 2M x 36 160MB (2) 16M x 36 (2) 4M x 36 192MB (2) 16M x 36 (2) 8M x 36 256MB (2) 16M x 36 (2) 16M x 36 256MB (2) 32M x 36 None 264MB (2) 32M x 36 (2) 1M x 36 272MB (2) 32M x 36 (2) 2M x 36 288MB (2) 32M x 36 (2) 4M x 36 320MB (2) 32M x 36 (2) 8M x 36 384MB (2) 32M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. CACHE CONFIGURATION Size Bank 0 256KB (2) 32K x 32 CACHE TYPE CONFIGURATION Type JP1 Linear mode Pins 1 & 2 closed Interleave mode Pins 2 & 3 closed CPU SPEED SELECTION CPU Clock Multiplier JP3 JP4 JP14 JP15 speed speed 75MHz 50MHz 1.5x 2 & 3 2 & 3 2 & 3 2 & 3 90MHz 60MHz 1.5x 2 & 3 1 & 2 2 & 3 2 & 3 100MHz 66MHz 1.5x 1 & 2 2 & 3 2 & 3 2 & 3 120MHz 60MHz 2x 2 & 3 1 & 2 2 & 3 1 & 2 133MHz 66MHz 2x 1 & 2 2 & 3 2 & 3 1 & 2 150MHz 60MHz 2.5x 2 & 3 1 & 2 1 & 2 1 & 2 166MHz 66MHz 2.5x 1 & 2 2 & 3 1 & 2 1 & 2 200MHz 66MHz 3x 1 & 2 2 & 3 1 & 2 2 & 3 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP5 JP13 P54C Pins 1 & 2, 3 & 4, 5 & Pins 1 & 2, 3 & 4, 5 & 6 closed 6 closed CPU VOLTAGE SELECTION Voltage JP18 JP19 JP20 VRE Closed Open Open STD Open Closed Open DMA CHANNEL SELECTION Channel JP6 JP7 1 Pins 2 & 3 closed Pins 2 & 3 closed 3 Pins 1 & 2 closed Pins 1 & 2 closed