TYAN COMPUTER CORPORATION S1472 Processor CX M1/SGS/IBM/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 AMI/Award Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (5), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), cache slot, IR connectors (2), USB connectors (2), ATX power connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX IDE interface LED J47 Serial port 1 CN1 Speaker J48 Parallel port CN2 Reset switch J49 PS/2 mouse port CN3 Turbo switch J50 Serial port 2 CN4 Turbo LED J51 Floppy drive interface CN5 Power LED & keylock J52 IDE interface 2 CN6 32-bit PCI slots PC1 - PC5 IDE interface 1 CN7 Cache slot SL1 IR connector CON4 USB connector 1 USB1 IR connector CON10 USB connector 2 USB2 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J10 Unidentified alter » Factory configured - do not J11 Unidentified alter ATX power on J20 Open ATX power off J20 Closed » Factory configured - do not J26 Unidentified alter » Factory configured - do not J32 Unidentified alter » Factory configured - do not J37 Unidentified alter » CMOS memory normal operation J38 Open CMOS memory clear J38 Closed » Factory configured - do not J46 Pins 1 & 2 closed alter DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (2) 1M x 32 None None None 8MB None None (1) 1M x 64 None 16MB None None (1) 2M x 64 None 16MB (2) 2M x 32 None None None 16MB (2) 1M x 32 (2) 1M x 32 None None 32MB (2) 2M x 32 (2) 2M x 32 None None 32MB (2) 4M x 32 None None None 32MB None None (1) 4M x 64 None 64MB (2) 8M x 32 None None None 64MB (2) 4M x 32 (2) 4M x 32 None None 64MB (2) 4M x 32 None None (1) 4M x 64 64MB None None (1) 4M x 64 (1) 4M x 64 96MB (2) 8M x 32 (2) 4M x 32 None None 96MB (2) 8M x 32 None None (1) 4M x 64 128MB (2) 8M x 32 (2) 8M x 32 None None Note: Board accepts EDO memory. DRAM VOLTAGE CONFIGURATION Voltage J3 J4 J5 J27 J28 J29 J30 3.3v Closed Closed Closed Open Open Open Open » 5v Open Open Open Closed Closed Closed Closed CACHE CONFIGURATION Size Bank 0 SL1 TAG 256KB (2) 32K x 32 Not installed Unidentified 512KB (2) 32K x 32 256KB module Unidentified installed CACHE JUMPER CONFIGURATION Size J7 256KB Pins 2 & 3 closed 512KB Pins 1 & 2 closed CACHE TAG CONFIGURATION Setting J8 TAG enabled Closed TAG disabled Open Note: Jumper only used if COAST module is installed. CPU SPEED SELECTION (CYRIX/SGS/IBM) CPU speed Clock Multiplier J21 J22 J31 speed 120MHz 50MHz 2x Closed Open 1 & 2, 3 & 4 150MHz 60MHz 2x Closed Open 3 & 4 166MHz 66MHz 2x Closed Open 1 & 2 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock Multiplier J21 J22 J31 speed 75MHz 50MHz 1.5x Open Open 1 & 2, 3 & 4 90MHz 60MHz 1.5x Open Open 3 & 4 100MHz 66MHz 1.5x Open Open 1 & 2 120MHz 60MHz 2x Closed Open 3 & 4 133MHz 66MHz 2x Closed Open 1 & 2 150MHz 60MHz 2.5x Closed Closed 3 & 4 166MHz 66MHz 2.5x Closed Closed 1 & 2 200MHz 66MHz 3x Open Closed 1 & 2 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (P55C ONLY) Voltage J14 J15 J16 J17 J18 J19 J54 J55 2.6v Open Open Closed Open Open Open Closed Closed 2.8v Open Open Open Closed Open Open Closed Closed 3v Open Closed Open Open Open Open Closed Closed POWER SUPPLY SELECTION Setting J14 J15 J16 J17 J18 » ATX Closed Open Open Open Closed AT Closed Open Open Open Closed POWER SUPPLY SELECTION (CON’T) Setting J19 J33 J53 J54 J55 » ATX Closed Open Open Open Open AT Closed Closed Closed Open Closed SERIAL PORT SELECTION Setting J24 J25 Used as serial port Pins 1 & 2 closed Pins 1 & 2 closed Used as IR connector Pins 2 & 3 closed Pins 2 & 3 closed