ACER, INC. ACERALTOS 9100 (M9N), M9N Device Type Mainboard Processor Pentium II Processor Speed 266/300MHz Chip Set Intel 440FX Video Chip Set Unidentified Maximum Onboard Memory 128MB (EDO supported) Maximum Video Memory 2MB Cache 256/512KB (located on Pentium II CPU) BIOS Acer Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (5), Ethernet 10BaseT connector, floppy drive interface, IDE interface, SCSI interface, Wide Ultra SCSI interface, PS/2 mouse port, serial ports (2), VGA port, USB connectors (2), ATX power connector, CPU slot [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Ethernet 10BaseT CN16 connector Chassis fan power C1 Floppy drive CN17 interface Chassis fan power C2 SCSI interface CN18 Chassis fan power C3 USB connector 1 CN19 Serial port 1 CN1 USB connector 2 CN19A Serial port 2 CN3 External SCSI CN22 interface Software shutdown CN4 IDE interface LED CN23 for 420 power PS/2 mouse port CN7 SMM connector CN25 Soft off power CN8 External SCSI CN26 supply interface Power LED & keylock CN9 RDM connector CN27 Redundant power CN10 RDM connector CN28 supply connector Redundant power CN12 Chassis intrusion CNN3 supply shutdown connector LED connector CN13 32-bit PCI slots PC1 - PC5 Parallel port CN14 CPU slot SL2 VGA port CN14A 3.3v power U3 IDE interface CN15 3.3v power U8 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not CN11 Unidentified alter » Software shutdown for CN4 JP1 Pins 1 & 2 closed enabled Software shutdown for CN4 JP1 Pins 2 & 3 closed disabled » BIOS type select Acer JP2 Pins 1 & 2 closed BIOS type select OEM JP2 Pins 2 & 3 closed » Password disabled JP3 Pins 2 & 3 closed Password enabled JP3 Pins 1 & 2 closed » On board video enabled JP5 Pins 1 & 2 closed On board video disabled JP5 Pins 2 & 3 closed » Factory configured - do not SL1 Unidentified alter VIDEO MEMORY CONFIGURATION Size Bank 0 Bank 1 1MB (2) 256K x 16 None 2MB (2) 256K x 16 (2) 256K x 16 SCSI TERMINATON SELECTION Setting JP4 Termination disabled Open Termination enabled Pins 1 & 2 closed » Termination switchable through Pins 2 & 3 closed SCSI select utility [Image] CONNECTIONS Purpose Location Purpose Location Chassis fan power CN2 Chassis fan power JP3 Chassis fan power CN3 Chassis fan power JP4 DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (1) 1M x 64 None None None 16MB (1) 2M x 64 None None None 16MB (1) 1M x 64 (1) 1M x 64 None None 24MB (1) 2M x 64 (1) 1M x 64 None None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 None 32MB (1) 4M x 64 None None None 32MB (1) 2M x 64 (1) 2M x 64 None None 32MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 40MB (1) 4M x 64 (1) 1M x 64 None None 48MB (1) 4M x 64 (1) 2M x 64 None None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 None 64MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 8M x 64 None None None 64MB (1) 4M x 64 (1) 4M x 64 None None 72MB (1) 8M x 64 (1) 1M x 64 None None 80MB (1) 8M x 64 (1) 2M x 64 None None 96MB (1) 8M x 64 (1) 4M x 64 None None 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 None DIMM CONFIGURATION (CON'T) Size Bank 0 Bank 1 Bank 2 Bank 3 128MB (1) 16M x None None None 64 128MB (1) 8M x 64 (1) 8M x 64 None None 128MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 136MB (1) 16M x (1) 1M x 64 None None 64 144MB (1) 16M x (1) 2M x 64 None None 64 176MB (1) 16M x (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 64 192MB (1) 16M x (1) 8M x 64 None None 64 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 None 256MB (1) 16M x (1) 16M x None None 64 64 256MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 272MB (1) 16M x (1) 16M x (1) 1M x 64 (1) 1M x 64 64 64 288MB (1) 16M x (1) 16M x (1) 2M x 64 (1) 2M x 64 64 64 320MB (1) 16M x (1) 16M x (1) 4M x 64 (1) 4M x 64 64 64 384MB (1) 16M x (1) 16M x (1) 16M x None 64 64 64 512MB (1) 16M x (1) 16M x (1) 16M x (1) 16M x 64 64 64 64 Note: Board accepts EDO memory. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium II CPU. CPU SPEED SELECTION CPU Clock Multiplier JP1/pins JP1/pins JP1/pins JP1/pins JP5 speed speed 1 & 2 3 & 4 5 & 6 7 & 8 266MHz 66MHz 4x Closed Closed Closed Open 1 & 2 300MHz 66MHz 4.5x Closed Open Closed Open 1 & 2 Note: Pins designated should be in the closed position.