DIAMOND FLOWER, INC. G586OPA (REV. 0+) Device Type Mainboard Processor Pentium Processor Speed 75/90/100/120/133MHz Chip Set OPTI Video Chip Set None Maximum Onboard Memory 128MB Maximum Video Memory None Cache 256/512/1024KB BIOS Award Dimensions 330mm x 220mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Parallel port JP3 IDE interface LED JP14 IDE interface 2 JP4 Power LED & LED JP15 Floppy drive interface JP5 Speaker JP16 IDE interface 1 JP6 Reset switch JP17 Serial port 1 JP7 Green LED JP18 Serial port 2 JP8 CPU fan power JP22 PS/2 mouse interface JP9 32-bit PCI slots PC1 – PC4 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not alter J2 Pins 2 & 3 closed » Factory configured - do not alter J3 Pins 2 & 3 closed » Factory configured - do not alter J4 Pins 2 & 3 closed » Factory configured - do not alter J8 Closed » Factory configured - do not alter J11 Closed » Factory configured - do not alter J12 Closed » Flash BIOS voltage select 5v J16 Pins 1 & 2 closed Flash BIOS voltage select 12v J16 Pins 2 & 3 closed » PS/2 mouse IRQ12 enabled J17 Closed PS/2 mouse IRQ12 disabled J17 Open » Monitor type select color J18 Pins 2 & 3 closed Monitor type select monochrome J18 Pins 1 & 2 closed » Factory configured - do not alter J19 Open » Factory configured - do not alter J20 Pins 2 & 3 closed » Factory configured - do not alter J21 Closed » Factory configured - do not alter J22 Closed » Factory configured - do not alter J23 Closed » Factory configured - do not alter J24 Closed » Factory configured - do not alter J25 Closed » Factory configured - do not alter J50 Open » Factory configured - do not alter J51 Pins 2 & 3 closed » Factory configured - do not alter J56 Pins 2 & 3 closed SIMM CONFIGURATION Size Bank 0 Bank 1 2MB (2) 256K x 36 None 4MB (2) 512K x 36 None 4MB (2) 256K x 36 (2) 256K x 36 6MB (2) 512K x 36 (2) 256K x 36 8MB (2) 1M x 36 None 8MB (2) 512K x 36 (2) 512K x 36 10MB (2) 1M x 36 (2) 256K x 36 12MB (2) 512K x 36 (2) 1M x 36 16MB (2) 2M x 36 None 16MB (2) 1M x 36 (2) 1M x 36 18MB (2) 2M x 36 (2) 256K x 36 20MB (2) 512K x 36 (2) 2M 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 34MB (2) 4M x 36 (2) 256K x 36 36MB (2) 512K x 36 (2) 4M x 36 40MB (2) 4M x 36 (2) 1M x 36 48MB (2) 2M x 36 (2) 4M x 36 64MB (2) 8M x 36 None 64MB (2) 4M x 36 (2) 4M x 36 66MB (2) 8M x 36 (2) 256K x 36 68MB (2) 512K x 36 (2) 8M x 36 72MB (2) 8M x 36 (2) 1M x 36 80MB (2) 2M x 36 (2) 8M x 36 96MB (2) 8M x 36 (2) 4M x 36 128MB (2) 8M x 36 (2) 8M x 36 CACHE CONFIGURATION Size Bank 0 TAG 256KB (8) 32K x 8 (1) 32K x 8 512KB (8) 64K x 8 (1) 32K x 8 1MB (8) 128K x 8 (1) 32K x 8 CACHE JUMPER CONFIGURATION Size J6 J7 256KB Open Open 512KB Open Closed 1MB Closed Closed CACHE VOLTAGE SELECTION Voltage JP1 JP2 3.3v Pins 1 & 2 closed Pins 1 & 2 closed » Mixed voltage Pins 2 & 3 closed Pins 2 & 3 closed CPU SPEED SELECTION CPU speed Clock Multiplier J9 J10 J13 speed 75MHz 50MHz 1.5x Open Open Open 90MHz 60MHz 1.5x Closed Closed Open 100MHz 66MHz 1.5x Open Closed Open 100MHz 50MHz 2x Open Open Closed 120MHz 60MHz 2x Closed Closed Closed 133MHz 66MHz 2x Open Closed Closed DMA CHANNEL SELECTION Channel JP11 JP13 » 1 Pins 2 & 3 closed Pins 2 & 3 closed 3 Pins 1 & 2 closed Pins 1 & 2 closed