MITAC INTERNATIONAL CORPORATION PX6600N Device Type Mainboard Processor Pentium Pro Processor Speed 150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard Memory 256MB Maximum Video Memory None Cache 256/512KB (located on Pentium Pro CPU) BIOS Unidentified Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (4), floppy drive interface, game/MIDI port, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), line in, line out, microphone in, wavetable connector, audio in – CD-ROM NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Game/MIDI port CN1 CPU fan power J7M1 Microphone in CN2 IDE interface 2 J8J1 Line in CN3 Chassis fan power J9A1 Line out CN4 IDE interface 1 J9J1 Serial port 1 CN5 Floppy drive J9J2 interface Serial port 2 CN6 Soft off power J10H1/pins 1 & 2 supply Parallel port CN7 Green PC J10H1/pins 3 & 4 connector USB connector 1 CN8 IR connector J10H1/pins 6 - 11 USB connector 2 CN9 IDE interface LED J10H1/pins 13 - 16 PS/2 mouse port CN10 Power LED J10H1/pins 18 & 20 Wavetable J1E1 Reset switch J10H1/pins 22 & connector 23 Audio in – CD-ROM J1E2 Speaker J10H1/pins 24 - 27 Telephony J1F1 32-bit PCI slots PC1 – PC4 connector USER CONFIGURABLE SETTINGS Function Label Position CPU VID support enabled J4H1 Open CPU VID support disabled J4H1 Closed » CMOS memory normal operation J6D1 Pins 20 & 22 closed CMOS memory clear J6D1 Pins 18 & 20 closed » Password normal operation J6D1 Pins 27 & 29 closed Password clear J6D1 Pins 25 & 27 closed » CMOS access disabled J6D1 Pins 28 & 30 closed CMOS access enabled J6D1 Pins 26 & 28 closed Speaker disabled J10H1/pins 26 & Open 27 Speaker enabled J10H1/pins 26 & Closed 27 SIMM 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 SIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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 128MB (2) 16M x 36 None 136MB (2) 16M x 36 (2) 1M x 36 144MB (2) 16M x 36 (2) 2M x 36 160MB (2) 16M x 36 (2) 4M x 36 192MB (2) 16M x 36 (2) 8M x 36 256MB (2) 16M x 36 (2) 16M x 36 CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro CPU. CPU SPEED SELECTION CPU speed Clock speed Multiplier J6D1 150MHz 60MHz 2.5x 10 & 12, 11 & 13, 17 & 19 166MHz 66MHz 2.5x 10 & 12, 11 & 13, 19 & 21 180MHz 60MHz 3x 9 & 11, 12 & 14, 17 & 19 200MHz 66MHz 3x 9 & 11, 12 & 14, 19 & 21 Note: Pins designated should be in the closed position.