VEXTREC TECHNOLOGY, INC. GMB-P6IAK (VER. 1.02) Device Type Mainboard Processor Pentium II Processor Speed 233/266/300MHz Chip Set Intel 440FX Maximum Onboard Memory 512MB (EDO supported) Cache 256/512KB (located on the Pentium II CPU) BIOS AMI Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interface (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connector (2), ATX power connector [Image] CONNECTIONS Purpose Location Purpose Location ATX power supply ATX USB connector 1 J4A Speaker J1/pins 1 - 4 USB connector 2 J4B Reset switch J1/pins 6 & 7 Serial port 2 J6 Keylock J1/pins 9 - IDE interface 1 J7 13 IDE interface LED J1/pins 15 - IDE interface 2 J8 18 Green PC connector J1/pins 20 & Parallel port J9 21 ATX power switch J1/pins 22 & PS/2 mouse port J13 23 Turbo LED J1/pins 25 & Serial port 1 J15 26 IR connector J2 32-bit PCI slots PC1 - PC5 Floppy drive J3 interface USER CONFIGURABLE SETTINGS Function Label Position Flash BIOS voltage select 12v JP1 Pins 1 & 2 closed Flash BIOS voltage select 5v JP1 Pins 2 & 3 closed » CMOS memory normal operation JP3 Pins 2 & 3 closed CMOS memory clear JP3 Pins 1 & 2 closed DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (2) 1M x 36 None None None 16MB (2) 2M x 36 None None None 16MB (2) 1M x 36 (2) 1M x 36 None None 24MB (2) 2M x 36 (2) 1M x 36 None None 24MB (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 None 32MB (2) 4M x 36 None None None 32MB (2) 2M x 36 (2) 2M x 36 None None 32MB (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 40MB (2) 4M x 36 (2) 1M x 36 None None 48MB (2) 4M x 36 (2) 2M x 36 None None 48MB (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 None 64MB (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 64MB (2) 8M x 36 None None None 64MB (2) 4M x 36 (2) 4M x 36 None None DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 72MB (2) 8M x 36 (2) 1M x 36 None None 80MB (2) 8M x 36 (2) 2M x 36 None None 96MB (2) 8M x 36 (2) 4M x 36 None None 96MB (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 None 128MB (2) 16M x 36 None None None 128MB (2) 8M x 36 (2) 8M x 36 None None 128MB (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 136MB (2) 16M x 36 (2) 1M x 36 None None 144MB (2) 16M x 36 (2) 2M x 36 None None 152MB (2) 16M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 160MB (2) 16M x 36 (2) 4M x 36 None None 176MB (2) 16M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 192MB (2) 16M x 36 (2) 8M x 36 None None 192MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 None 224MB (2) 16M x 36 (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 256MB (2) 32M x 36 None None None 256MB (2) 16M x 36 (2) 16M x 36 None None 256MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 272MB (2) 16M x 36 (2) 16M x 36 (2) 1M x 36 (2) 1M x 36 280MB (2) 32M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 288MB (2) 16M x 36 (2) 16M x 36 (2) 2M x 36 (2) 2M x 36 304MB (2) 32M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 320MB (2) 16M x 36 (2) 16M x 36 (2) 4M x 36 (2) 4M x 36 320MB (2) 16M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 352MB (2) 32M x 36 (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 384MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 None 448MB (2) 32M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 512MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 CPU SPEED SELECTION (PENTIUM) Speed Clock speed Multiplier JP5 JP6 233MHz 66MHz 3.5x 1 & 2, 3 & 1 & 2 4 266MHz 66MHz 4x 1 & 2, 5 & 1 & 2 6, 7 & 8 300MHz 66MHz 4.5x 1 & 2, 5 & 1 & 2 6 Note: Numbers designate pins that should be closed.