TYAN COMPUTER CORPORATION S1684S 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 768MB (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 (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power ATX CPU fan fail J28 connector warning Parallel port CN1 IDE interface LED J39 Serial port 2 CN2 Soft off power J45 supply Serial port 1 CN3 Keylock J49/pins 4 & 5 IDE interface 2 CN6 Soft off power J50/pins 1 & supply 2 IDE interface 1 CN7 Green PC connector J50/pins 3 & 4 Floppy drive CN8 IR connector J50/pins 8 - interface 10 PS/2 mouse port J2 IDE interface LED J50/pins 15 & 16 USB connector 1 J3 Power LED J50/pins 18 - 20 USB connector 2 J3A Reset switch J50/pins 22 & 23 CPU fan power J24 Speaker J50/pins 24 - 27 CPU fan power J25 32-bit PCI slots PC1 – PC4 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not CON7 Unidentified alter Serial port used as serial J12 Pins 1 & 2 closed port Serial port used as IR J12 Pins 2 & 3 closed connector » Factory configured - do not J13 Unidentified alter » Factory configured - do not J17 Unidentified alter » Factory configured - do not J21 Unidentified alter » Factory configured - do not J22 Unidentified alter » Factory configured - do not J29 Unidentified alter » Flash BIOS voltage select 5v J36 Pins 1 & 2 closed Flash BIOS voltage select 12v J36 Pins 2 & 3 closed » Factory configured - do not J46 Unidentified alter » Factory configured - do not J51 Unidentified alter » CMOS memory normal operation J52 Open CMOS memory clear J52 Closed » Factory configured - do not J53 Unidentified alter » Factory configured - do not J54 Unidentified alter SIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (2) 1M x 36 None None 16MB (2) 1M x 36 (2) 1M x 36 None 16MB (2) 2M x 36 None None 24MB (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 32MB (2) 2M x 36 (2) 2M x 36 None 32MB (2) 4M x 36 None None 48MB (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 64MB (2) 4M x 36 (2) 4M x 36 None 64MB (2) 8M x 36 None None 96MB (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 128MB (2) 8M x 36 (2) 8M x 36 None 128MB (2) 16M x 36 None None 136MB (2) 16M x 36 (2) 1M x 36 None 144MB (2) 16M x 36 (2) 1M x 36 (2) 1M x 36 144MB (2) 16M x 36 (2) 2M x 36 None 160MB (2) 16M x 36 (2) 2M x 36 (2) 2M x 36 160MB (2) 16M x 36 (2) 4M x 36 None 192MB (2) 16M x 36 (2) 4M x 36 (2) 4M x 36 192MB (2) 16M x 36 (2) 8M x 36 None 192MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 256MB (2) 16M x 36 (2) 8M x 36 (2) 8M x 36 256MB (2) 16M x 36 (2) 16M x 36 None 256MB (2) 32M x 36 None None 264MB (2) 32M x 36 (2) 1M x 36 None 272MB (2) 32M x 36 (2) 1M x 36 (2) 1M x 36 272MB (2) 32M x 36 (2) 2M x 36 None 288MB (2) 32M x 36 (2) 2M x 36 (2) 2M x 36 288MB (2) 32M x 36 (2) 4M x 36 None 320MB (2) 32M x 36 (2) 4M x 36 (2) 4M x 36 320MB (2) 32M x 36 (2) 8M x 36 None 384MB (2) 32M x 36 (2) 8M x 36 (2) 8M x 36 384MB (2) 32M x 36 (2) 16M x 36 None SIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 384MB (2) 16M x 36 (2) 16M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 16M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 32M x 36 None 768MB (2) 32M x 36 (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. SIMM VOLTAGE CONFIGURATION Voltage J32 J33 J34 J35 3.3v Closed Closed Closed Closed » 5v Open Open Open Open SIMM VOLTAGE CONFIGURATION (CON’T) Voltage J41 J43 J47 J48 3.3v Open Open Open Open » 5v Closed Closed 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 J30 J31 J37 J38 speed speed 150MHz 60MHz 2.5x Open Closed 3 & Closed 4 166MHz 66MHz 2.5x Closed Open 1 & Closed 2 180MHz 60MHz 3x Open Closed 3 & Closed 4 200MHz 66MHz 3x Closed Open 1 & Closed 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (PENTIUM PRO, CON’T) CPU speed Clock Multiplier J40 J42 J44 speed 150MHz 60MHz 2.5x Open Closed Closed 166MHz 66MHz 2.5x Open Closed Closed 180MHz 60MHz 3x Closed Open Closed 200MHz 66MHz 3x Closed Open Closed CPU SPEED SELECTION (PENTIUM II) CPU Clock Multiplier J30 J31 J37 J38 speed speed 200MHz 66MHz 3x Closed Open 1 & Closed 2 233MHz 66MHz 3.5x Open Closed 3 & Closed 4 266MHz 66MHz 4x Closed Open 1 & Closed 2 300MHz 66MHz 4.5x Open Closed 3 & Closed 4 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (PENTIUM II, CON’T) CPU speed Clock Multiplier J40 J42 J44 speed 200MHz 66MHz 3x Closed Open Closed 233MHz 66MHz 3.5x Open Open Closed 266MHz 66MHz 4x Closed Closed Open 300MHz 66MHz 4.5x Open Closed Open