TYAN COMPUTER CORPORATION S1680S 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 330mm x 218mm I/O Options 32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connectors (2), ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location Serial port 2 CN1 USB connector 1 J6 IDE interface 1 CN2 CPU fan power J39 IDE interface 2 CN3 Keylock J43 Floppy drive CN4 Green PC connector J45/pins 2 & 3 interface Serial port 1 CN5 IDE interface LED J45/pins 15 & 16 Parallel port CN6 Power LED J45/pins 18 & 20 IR connector CN7 Reset switch J45/pins 22 & 23 PS/2 mouse J3 Speaker J45/pins 24 – interface 27 USB connector 2 J5 32-bit PCI slots PC1 – PC5 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J7 Unidentified alter » Factory configured - do not J8 Unidentified alter » Factory configured - do not J23 Unidentified alter » Factory configured - do not J28 Unidentified alter » Factory configured - do not J29 Unidentified alter » Factory configured - do not J30 Unidentified alter » Flash BIOS voltage select 5v J33 Pins 1 & 2 closed Flash BIOS voltage select 12v J33 Pins 2 & 3 closed » Factory configured - do not J34 Unidentified alter » CMOS memory normal operation J36 Open CMOS memory clear J36 Closed » Factory configured - do not J44 Unidentified alter » Factory configured - do not J46 Unidentified alter » Factory configured - do not J48 Unidentified alter » Factory configured - do not J49 Unidentified alter » Factory configured - do not J50 Unidentified alter » Factory configured - do not J51 Unidentified alter Note: The location of the following jumpers are unidentified: J7, J8, J28, J29, J30, J34 & J46. 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 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 SIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 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 J17 J18 J19 J20 3.3v Open Open Open Open » 5v Closed Closed Closed Closed SIMM VOLTAGE CONFIGURATION (CON’T) Voltage J37 J38 J40 J41 3.3v Closed Closed Closed Closed » 5v Open Open Open Open CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro/Pentium II CPU. CPU SPEED SELECTION (PENTIUM PRO) CPU Clock Multiplier J21 J24 J25 J26 speed speed 150MHz 60MHz 2.5x 3 & Open Closed Closed 4 166MHz 66MHz 2.5x 1 & Open Closed Closed 2 180MHz 60MHz 3x 3 & Closed Open Closed 4 200MHz 66MHz 3x 1 & Closed Open Closed 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (PENTIUM PRO, CON’T) CPU speed Clock Multiplier J27 J31 J32 speed 150MHz 60MHz 2.5x Closed Closed Open 166MHz 66MHz 2.5x Closed Open Closed 180MHz 60MHz 3x Closed Closed Open 200MHz 66MHz 3x Closed Open Closed CPU SPEED SELECTION (PENTIUM II) CPU Clock Multiplier J21 J24 J25 J26 speed speed 200MHz 66MHz 3x 1 & Closed Open Closed 2 233MHz 66MHz 3.5x 1 & Open Open Closed 2 266MHz 66MHz 4x 1 & Closed Closed Open 2 300MHz 66MHz 4.5x 1 & Open Closed Open 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (PENTIUM II, CON’T) CPU speed Clock Multiplier J27 J31 J32 speed 200MHz 66MHz 3x Closed Open Closed 233MHz 66MHz 3.5x Closed Open Closed 266MHz 66MHz 4x Closed Open Closed 300MHz 66MHz 4.5x Closed Open Closed