EFA CORPORATION P5TVX-AT Processor CX M1/AM K5/Pentium Processor Speed 75/90/100/120/133/150/166/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 128MB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB 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), cache slot, IR connector, USB connectors (2) NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 1 CN1 Green PC connector J10 Serial port 2 CN2 IDE interface LED J11 Parallel port CN3 Speaker J12 Floppy drive interface CN4 Power LED & keylock J14 IDE interface 1 CN5 Reset switch J16 IDE interface 2 CN6 Turbo LED J17 USB connector J2 External battery JP3 USB connector J3 Turbo switch JP18 PS/2 mouse interface J4 32-bit PCI slots PC1 – PC4 IR connector J9 Cache slot SL1 USER CONFIGURABLE SETTINGS Function Label Position » I/O chip M5113 enabled JP5 Pins 1 & 2 closed I/O chip M5113 disabled JP5 Pins 2 & 3 closed » AT bus clock select /4 JP8 Closed AT bus clock select /3 JP8 Open » Monitor type select color JP10 Closed Monitor type select monochrome JP10 Open » Mouse type select PS/2 JP11 Closed Mouse type select AT JP11 Open » Factory configured – do not JP15 Unidentified alter » Flash ROM select 1MB JP20 Pins 1 & 2 closed Flash ROM select 2MB JP20 Pins 2 & 3 closed » Flash BIOS voltage select 5v JP21 Pins 1 & 2 closed Flash BIOS voltage select 12v JP21 Pins 2 & 3 closed » CMOS memory normal operation JP24 Open CMOS memory clear JP24 Closed 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 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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. Board also accepts x 32 SIMMs. Do not install SIMMs & DIMMs at the same time. DIMM CONFIGURATION Size Bank 2 8MB (1) 1M x 64 16MB (1) 2M x 64 32MB (1) 4M x 64 CACHE CONFIGURATION Size Bank 0 SL1 TAG 256KB (2) 32K x 32 Not installed Unidentified 512KB (2) 32K x 32 256KB module Unidentified installed CPU SPEED SELECTION (CYRIX) CPU speed Clock Multiplier JP3 JP6 JP7 speed 120MHz 50MHz 2x 3 & 5, 2 & 3 1 & 2 4 & 6 133MHz 55MHz 2x 1 & 3, 2 & 3 1 & 2 2 & 4 150MHz 60MHz 2x 2 & 4, 2 & 3 1 & 2 3 & 5 166MHz 66MHz 2x 1 & 3, 2 & 3 1 & 2 4 & 6 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AMD) CPU speed Clock Multiplier JP3 JP6 JP7 speed 75MHz 50MHz 1.5x 3 & 5, 2 & 3 2 & 3 4 & 6 90MHz 60MHz 1.5x 2 & 4, 2 & 3 2 & 3 3 & 5 100MHz 66MHz 1.5x 1 & 3, 2 & 3 2 & 3 4 & 6 120MHz 60MHz 1.5x 2 & 4, 2 & 3 2 & 3 3 & 5 133MHz 66MHz 1.5x 1 & 3, 2 & 3 2 & 3 4 & 6 150MHz 60MHz 2x 2 & 4, 2 & 3 1 & 2 3 & 5 166MHz 66MHz 2x 1 & 3, 2 & 3 1 & 2 4 & 6 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock Multiplier JP3 JP6 JP7 speed 75MHz 50MHz 1.5x 3 & 5, 2 & 3 2 & 3 4 & 6 90MHz 60MHz 1.5x 2 & 4, 2 & 3 2 & 3 3 & 5 100MHz 66MHz 1.5x 1 & 3, 2 & 3 2 & 3 4 & 6 120MHz 60MHz 2x 2 & 4, 2 & 3 1 & 2 3 & 5 133MHz 66MHz 2x 1 & 3, 2 & 3 1 & 2 4 & 6 150MHz 60MHz 2.5x 2 & 4, 1 & 2 1 & 2 3 & 5 166MHz 66MHz 2.5x 1 & 3, 1 & 2 1 & 2 4 & 6 200MHz 66MHz 3x 1 & 3, 1 & 2 2 & 3 4 & 6 Note: Pins designated should be in the closed position. CPU TYPE SELECTION Type JP23 Cyrix Pins 3 & 5, 4 & 6 closed AMD Pins 3 & 5, 4 & 6 closed P54C Pins 3 & 5, 4 & 6 closed CX6X86L Pins 1 & 3, 2 & 4 closed P55C Pins 1 & 3, 2 & 4 closed CPU VOLTAGE SELECTION Voltage V core JP12 3.3v 2.5v Pins 1 & 2, 7 & 8 closed 3.3v 2.7v Pins 3 & 4, 7 & 8 closed 3.3v 2.8v Pins 5 & 6, 7 & 8 closed 3.52v 2.5v Pins 1 & 2, 9 & 10 closed 3.52v 2.7v Pins 3 & 4, 9 & 10 closed 3.52v 2.8v Pins 5 & 6, 9 & 10 closed