Tyan Computer TYAN S1471 Port Setting J13 and J14, Speaker Connector J42 Turbo Switch J49, Vcc

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I/O Port Setting: J13 and J14

		J13	J14
Default	For Serial Port	1-2	1-2
	For IR Port	2-3	2-3

Speaker Connector: J42

Turbo Switch: J49

Non-Turbo mode

not supported by chipset.

Pinout Assignments

1Speaker out

2NC

3Ground

4+ 5V

Open for Turbo Close for Non-Turbo

HDD LED: J43

Pinout Assignments

1	Cathode
2	Anode
3	Anode
4	Cathode

Infra Red Interface: Con9 and Con10

Pinout	Assignment
1	Signal In
2	Gnd
3	Signal Out
4	VCC

S1471-001-01 http://www.tyan.com	11

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Contents Tyan S1471 Table Of Contents Introduction Hardware Specifications/Features Environment Software SpecificationsBoard Installation RTC On Board Resource Setting .1 S1471 Board LayoutCPU Voltage Regulator Settings CPU Speed Settings for Cyrix/SGS/IBM 6x86/M1 J15 J40 J39Host Bus Setting J15 Volts J11 DefaultOff Memory Voltage DIMMs Default is Volts Default CPU Multiplier J40 and J39Cmos Resest/Password Reset J45Default off Reset Connector J41 Turbo LED Connector J48 Flash Eprom J50Keylock Connector J47 VCC Port Setting J13 and J14Speaker Connector J42 Turbo Switch J49 Infra Red Interface Con9 and Con10Turbo LED Connector Installation Speaker Connector InstallationTurbo Switch Refer to for Flash Eprom upgrade procedures Hardware Reset Switch Connector Installation9DRAM Installation CPU Installation Upgrading Cache Memory Peripheral Device InstallationGND GND VCC Connecting the Power SupplyPage Press F1 to CONTINUE, CTRL-ALT-ESC or DEL to Enter Setup Entering SetupTo Enter Setup Before Boot Press CTRL-ALT- ESC or DEL KEY Control Keys Getting Help Main Menu Setup Page menu/Option Page Setup MenuPower Management setup Standard Cmos setupBios features setup Chipset features setupTime Standard Cmos Setup MenuDate Drive a type/Drive B type Primary/Secondary Drive typeMemory VideoEGA/VGA Halt OnOther Memory Expanded MemoryCPU Internal Cache/External Cache Boot SequenceSwap Floppy Drive Default value is Disabled Virus warningBoot Up NumLock Status Default value is On Boot Up Floppy SeekSecurity Option Chipset Features SetupVideo Bios Shadow Chipset Features ScreenWVideo Off Method Power ManagementWPM Control by APM WPower Down Activities Doze ModeWStandby Mode PCI Slot Configuration PCI/ISA PnP Resources Controlled ByWIRQ n assigned to Legacy ISAIntegrated Peripherals Enter Password Load Setup DefaultsPassword Disabled ROM ISA Bios Cmos Setup Utility Award SOFTWARE, INCIDE HDD Auto Detection Flash Writer Utility Page Flash Memory Writer Flash Memory Writer Utility Screen AwardNMI Timer MAPSystem Resource DMA Channels