ELITEGROUP COMPUTER SYSTEMS, INC. SI56P AVIO Processor CX M1/Pentium Processor Speed 75/90/100/120/133/150/166MHz Chip Set SIS Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video Memory None Cache 256/512/1024KB BIOS Unidentified Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), serial port, VGA feature connector, VGA interface, IR connector, VRM connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse J1 External battery J15 interface VGA feature J5 Turbo LED J16 pins 2 & connector 3 VGA interface J6 Green PC connector J16 pins 4 & 5 Floppy drive J8 Turbo switch J16 pins 6 & interface 7 IDE interface LED J9 Reset switch J16 pins 9 & 10 Serial port 2 J10 Power LED & keylock J16 pins 11 - 15 Serial port 1 J11 Speaker J16 pins 17 - 20 IDE interface 1 J12 Chassis fan power J26 Parallel port J13 IR connector JP8 (optional) IDE interface 2 J14 32-bit PCI slots PC1 - PC3 USER CONFIGURABLE SETTINGS Function Label Position » Super I/O enabled JP11 Open Super I/O disabled JP11 Closed » Flash BIOS voltage select 5v JP25 Pins 1 & 2 closed Flash BIOS voltage select 12v JP25 Pins 2 & 3 closed » CMOS memory normal operation JP26 Open CMOS memory clear JP26 Closed » On board video enabled JP27 Closed On board video disabled JP27 Open 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 accepts EDO memory. CACHE CONFIGURATION Size Bank 0 Bank 1 TAG 256KB (A) (2) 32K x 32 None (1) 32K x 8 256KB (B) None (8) 32K x 8 (1) 32K x 8 512KB None (8) 64K x 8 (1) 32K x 8 1MB None (8) 128K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size JP6 JP7 256KB (A) Pins 1 & 2 closed Pins 1 & 2 closed 256KB (B) Pins 1 & 2 closed Pins 1 & 2 closed 512KB Pins 2 & 3 closed Pins 1 & 2 closed 1MB Pins 2 & 3 closed Pins 2 & 3 closed CACHE TYPE CONFIGURATION Size JP1 JP2 » Mixed Pins 2 & 3 closed Pins 2 & 3 closed Pure Pins 1 & 2 closed Pins 1 & 2 closed CPU SPEED SELECTION (CYRIX) CPU speed Clock Multiplier JP15 JP22 JP24 speed 120MHz 50MHz 2x 1 & 2 Open Closed 150MHz 60MHz 2x 3 & 4 Open Closed 166MHz 66MHz 2x 1 & 2, Open Closed 3 & 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock Multiplier JP15 JP22 JP24 speed 75MHz 50MHz 1.5x 1 & 2 Open Open 90MHz 60MHz 1.5x 3 & 4 Open Open 100MHz 66MHz 1.5x 1 & 2, Open Open 3 & 4 120MHz 60MHz 2x 3 & 4 Open Closed 133MHz 66MHz 2x 1 & 2, Open Closed 3 & 4 150MHz 60MHz 2.5x 3 & 4 Closed Closed 166MHz 66MHz 2.5x 1 & 2, Closed Closed 3 & 4 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION Voltage JP16 3.3v (STD) Pins 1 & 2 closed 3.385v (VR) Pins 3 & 4 closed 3.525v (VRE) Pins 5 & 6 closed DMA CHANNEL SELECTION Channel JP12 JP13 » 1 Pins 1 & 2 closed Pins 1 & 2 closed 3 Pins 2 & 3 closed Pins 2 & 3 closed