TYAN COMPUTER CORPORATION S1686D Device Type Mainboard Processor Pentium Pro/Pentium II Processor Speed 150/166/180/200/233/266/300MHz Chip Set Intel Video Chip Set None Maximum Onboard 1GB (EDO supported) Memory Maximum Video Memory None Cache 256/512KB (located on Pentium Pro/Pentium II CPU) BIOS AMI, Award Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connectors (2), USB connectors (2), ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX USB connector 2 J22A connector Serial port 2 CN1 CPU 2 fan power J23 Serial port 1 CN2 Soft off power J29/pins 1 & 2 supply Parallel port CN3 Green PC connector J29/pins 3 & 4 Floppy drive CN5 IR connector J29/pins 8 - interface 10 IDE interface 1 CN6 IDE interface LED J29/pins 15 & 16 IDE interface 2 CN7 Power LED J29/pins 18 - 20 IR connector IR2 Reset switch J29/pins 22 & 23 PS/2 mouse port J18 Speaker J29/pins 24 - 27 Chassis fan power J19 Wake on LAN JP1 connector CPU 1 fan power J20 32-bit PCI slots PC1 – PC5 USB connector 1 J22 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation J44 Open CMOS memory clear J44 Closed SIMM 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 SIMM 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) 32M x 36 (2) 32M x 36 None None 512MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 640MB (2) 32M x 36 (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 768MB (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 None 1024MB (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. SIMM VOLTAGE CONFIGURATION Voltage J13 J14 J15 J16 3.3v Closed Closed Open Open » 5v Open Open Closed Closed SIMM VOLTAGE CONFIGURATION (CON’T) Voltage J24 J25 J26 J27 3.3v Closed Closed Open Open » 5v Open Open Closed Closed CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro/Pentium II CPU. CPU SPEED SELECTION (PENTIUM PRO) CPU Clock Multiplier J11 J12 J31 J32 speed speed 150MHz 60MHz 2.5x Open Closed Open Closed 166MHz 66MHz 2.5x Closed Open Open Closed 180MHz 60MHz 3x Open Closed Closed Open 200MHz 66MHz 3x Closed Open Closed Open CPU SPEED SELECTION (PENTIUM PRO, CON’T) CPU speed Clock Multiplier J33 J34 J37 speed 150MHz 60MHz 2.5x Closed Closed 3 & 4 166MHz 66MHz 2.5x Closed Closed 1 & 2 180MHz 60MHz 3x Closed Closed 3 & 4 200MHz 66MHz 3x Closed Closed 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (PENTIUM II) CPU Clock Multiplier J11 J12 J31 J32 speed speed 200MHz 66MHz 3x Closed Open Closed Open 233MHz 66MHz 3.5x Closed Open Open Open 266MHz 66MHz 4x Closed Open Closed Closed 300MHz 66MHz 4.5x Closed Open Open Closed CPU SPEED SELECTION (PENTIUM II, CON’T) CPU speed Clock Multiplier J33 J34 J37 speed 200MHz 66MHz 3x Closed Closed 1 & 2 233MHz 66MHz 3.5x Closed Closed 1 & 2 266MHz 66MHz 4x Open Closed 1 & 2 300MHz 66MHz 4.5x Open Closed 1 & 2 Note: Pins designated should be in the closed position. SERIAL PORT SELECTION Setting J30 J36 Used as serial port Pins 1 & 2 closed Pins 1 & 2 closed Used as IR connector Pins 2 & 3 closed Pins 2 & 3 closed LM78 IRQ SELECTION IRQ J49 J50 5 Open Pins 1 & 2 closed 7 Open Pins 2 & 3 closed 9 Pins 1 & 2 closed Open 11 Pins 2 & 3 closed Open