Page 2 - Table Of Contents
2 S1668-ATX-001 http://www.tyan.com Table Of Contents 1. Introduction....................................................................... 3 1.1 Overview................................................................31.2 Hardware Specifications.......................................... 41.3 Softw...
Page 5 - Software Specifications; Trademarks
5 S1668-ATX-001 http://www.tyan.com 1.3 Software Specifications BIOS Award or AMI BIOS AT CMOS setup, BIOS/CHIPSET setup,and hard disk utility included.Support for easy BIOS upgrades with flashEEPROM chip. O.S. Operates with MS-DOS, Windows 3.x, Windowsfor Work Groups 3.x, Windows 95, Windows NT,OS/...
Page 6 - Board Installation; The mainboard package should contain the following:
6 S1668-ATX-001 http://www.tyan.com 2. Board Installation 2.1 Unpacking The mainboard package should contain the following: S1668 Mainboard One IDE 40 pin cableOne 34 pin floppy cableUser's ManualOptional VRM(Voltage Regulator Module) The mainboard contains sensitive electric components which can be...
Page 7 - RTC
7 S1668-ATX-001 http://www.tyan.com VRM 0 PWR CON. 5V Com1 Com2 Bank 0 Bank 0 Bank 1 Bank 1 Bank 2 Bank 2 Bank 3 Bank 3 Socket 8 Socket 8 CPU 0 CPU 1 RTC Parallel Port PCI Slot 1 PCI Slot 2 PCI Slot 3 PCI Slot 4 PCI Slot 5 ISA Slot 1 ISA Slot 2 ISA Slot 3 Primary IDE Secondary IDE Floppy Con. BIOSAM...
Page 8 - Warning, damage to system can result if set incorrectly!
8 S1668-ATX-001 http://www.tyan.com 3.2 Jumper Settings:CPU Speed: J27, J21, J22, J23, and J24 CPU Speed J27 J21 J22 J23 J24 J11 J12 150MHz 3-4 off on on on on off 166MHz 1-2 off on on on off on 180MHz 3-4 on off on on on off 200MHz 1-2 on off on on off on Host Bus Speed/PCI Bus Speed: J27 Host Spee...
Page 11 - Soft Power On Switch: J1; Soft Power On; Speaker Connector Installation
11 S1668-ATX-001 http://www.tyan.com Soft Power On Switch: J1 Pinout Assignment1 Soft Power On 2 Ground CPU FAN Power: J49 and J50 Pinout Assignment1 12Volts 2 Ground 3.3 CMOS RTC CMOS RTC includes an internal battery and Real Time Clock circuit. Itprovides the date and the time for the system. Norm...
Page 12 - Refer to chapter 6 for Flash EEPROM upgrade procedures.; Hardware CMOS & Password Reset; a. Power off the system
12 S1668-ATX-001 http://www.tyan.com 3.7 Hardware Reset Switch Connector InstallationThe RESET switch on your cases' display panel provides users with theHARDWARE RESET function which is the same as power on/off. Thesystem will do a cold start after the RESET switch is pushed by the user.The RESET s...
Page 13 - DRAM Installation; SIMM modules must be installed in pairs.; Voltage ID for Older Pentium Pro CPU's: J10 and J20; Default off
13 S1668-ATX-001 http://www.tyan.com 3.10 DRAM Installation The S1668 uses a 64-bit data path from memory to CPU and canaccommodate up to 1024 MB of RAM. The mainboard supportsstandard, EDO (Extended Data Out) and ECC(Error Correcting Code) 72 pin SIMMS . All installed memory will be automatically d...
Page 15 - CPU Installation; The CPU is a sensitive electronic component and it can be easily; oken by the pressure of CPU insertion.; A cooling fan and heat sink assembly is required to protect the
15 S1668-ATX-001 http://www.tyan.com 1. Make sure the ZIF socket lever is up. To raise the lever, pull it out to the side a little and raise it as far as it will go. The top plate will slide back. 2. Align the CPU and socket Pin 1 corners. The pins on the bottom of the CPU should align with the rows...
Page 16 - VRM Installation; VRM socket 0 is for CPU socket 0.; Peripheral Device Installation
16 S1668-ATX-001 http://www.tyan.com 3.12 VRM Installation The VRM is required for the Pentium Pro to work. The CPU willprogram the VRM for the correct voltage needed. No jumper settingsare needed, just install the VRM into the VRM socket nearest theCPU that is being installed. The VRM can only fit ...
Page 17 - BIOS Configuration
17 S1668-ATX-001 http://www.tyan.com 4. BIOS Configuration Award's BIOS has a built in setup program that allows the user to modifythe basic system configuration. This type of information is stored in thebattery-backed CMOS SRAM. Entering incorrect information or for-getting your password can lock y...
Page 19 - CMOS SETUP UTILITY
19 S1668-ATX-001 http://www.tyan.com 4.3. Getting Help 4.3.1. Main Menu The on-line description of the highlighted setup function is displayed at thebottom of the screen. 4.3.2. Setup Page menu/Option Page Setup Menu Press F1 to pop up a small help window that describes the appropriate keysto use an...
Page 20 - Power Management setup; Automatically configure hard disk parameters.
20 S1668-ATX-001 http://www.tyan.com Standard CMOS setup This setup page includes all the items in a standard compatible BIOS. BIOS features setup This setup page includes all of the enhanced features of Award's BIOS. Chipset features setup This setup page includes all the items of the 430HX chipset...
Page 21 - STANDARD CMOS SETUP
21 S1668-ATX-001 http://www.tyan.com Date The date format is <month>, <day>, <year>. Press <F3> to show the calendar. Base Memory: 640 K Extended Memory: 7168 KExpanded Memory: 0 KOther Memory: 384 K Total Memory: 8192 K ESC: Quit : Select Item PU/PD/+/-: Modify F1: Help (Shi...
Page 23 - Video; Color Graphics Adapter, power up in 40 column mode.; Halt On; Base Memory
23 S1668-ATX-001 http://www.tyan.com Video This category detects the type of graphics adapter used for the primarydisplay system. It must match your video display card and monitor. Al-though secondary monitors are supported, you do not have to select thattype in setup. EGA/VGA Enhanced Graphics Adap...
Page 24 - ROM ISA BIOS
24 S1668-ATX-001 http://www.tyan.com Expanded Memory Expanded Memory (EMS) defines a 64 K page frame inthe area between 640K and 1Mb containing four 16K pagesthat are windows into the EMS memory. Programs issuerequests to the EMS manager to switch the page to anypart of EMS memory. Extended memory c...
Page 25 - Default value is Disabled
25 S1668-ATX-001 http://www.tyan.com Virus warning This category flashes on screen. During and after the system boot up, any attempt to write to the boot sector or the partition table of the hard disk drive will halt the system and the following error message will appear. In the meantime, you can ru...
Page 26 - Default value is On; Memory Parity Check; The default value is disabled; Gate A20 Option
26 S1668-ATX-001 http://www.tyan.com Boot Up Floppy Seek During POST, the BIOS will determine if the floppy disk drive installed is 40 or 80 tracks. 360K type is 40 tracks while 720K, 1.2M and 1.44M are all 80 tracks. Default value is Enabled Enabled BIOS searches for floppy disk drive to determined...
Page 27 - Chipset Features Setup; The purpose of this option is to allow multiple VGA devices on
27 S1668-ATX-001 http://www.tyan.com ROM ISA BIOS CHIPSET SETUP UTILITY AWARD SOFTWARE, INC. Auto Configuration :Enable DRAM Speed Selection :70ns DRAM RAS# Precharge Time : 4MA Additional Wait State :Enable RAS# to CAS# Delay :Enable DRAM Read Burst(B/E/F) :x1/2/3 DRAM Write Burst(B/E/F) :x2/2/3 IS...
Page 30 - PCI Slot Configuration
30 S1668-ATX-001 http://www.tyan.com PCI Slot 1/Slot 2/Slot 3/Slot 4/Slot 5 INT# For Default Setting. Connect to PCI System INT# PCI Slot1 INTA INTA PCI Slot1 INTB INTB PCI Slot1 INTC INTC PCI Slot1 INTD INTD PCI Slot2 INTA INTB PCI Slot2 INTB INTC PCI Slot2 INTC INTD PCI Slot2 INTD INTA PCI Slot3 I...
Page 32 - Integrated Peripherals
32 S1668-ATX-001 http://www.tyan.com 4.9 Integrated Peripherals Integrated Peripherals Award Software, Inc. IDE HDD Block Mode :Enabled IDE Primary Master PIO :Auto IDE Primary Slave PIO :Auto IDE Secondary Master PIO :Auto IDE Secondary Slave PIO :Auto On-Chip Primary PCI-IDE :Enable On-Chip Second...
Page 33 - Load SETUP defaults; If any problem has occurred, loading the SETUP DEFAULTS is
33 S1668-ATX-001 http://www.tyan.com STANDARD CMOS SETUP PASSWORD SETTING BIOS FEATURES SETUP IDE HDD AUTO DETECTION CHIPSET FEATURES SETUP DAVE & EXIT SETUP PCI SLOT configuration EXIT WITH OUT SAVING LOAD SETUP DEFAULTS 4.10. LOAD SETUP DEFAULTS ROM ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE I...
Page 34 - Enter Password
34 S1668-ATX-001 http://www.tyan.com ROM ISA BIOS CMOS SETUP UTILITY AWARD SOFTWARE, INC. STANDARD CMOS SETUP PASSWORD SETTING BIOS FEATURES SETUP IDE HDD AUTO DETECTION CHIPSET FEATURES SETUP DAVE & EXIT SETUP PCI SLOT CONFIGURATION EXIT WITH OUT SAVING LOAD SETUP DEFAULTS ESC : Save & Exit...
Page 36 - Flash Writer Utility
36 S1668-ATX-001 http://www.tyan.com 5.0 Flash Writer Utility You can upgrade the BIOS of your mainboard by using a "FlashMemory Writer"(FMW) utility. This utility can be downloaded from thefactory's BBS(Consult your system vendor for the phone #). Thesystem BIOS is stored on a 'flash' EPROM...
Page 38 - Once you have satisfied the two requirements mentioned above,; Warning: If you do not successfully install a complete BIOS file
38 S1668-ATX-001 http://www.tyan.com Once you have satisfied the two requirements mentioned above, you can run FMW. You can copy the contents of the “Flash”directory to your hard drive, or you can run the utility from abackup of the support floppy disk. Make sure the new BIOS fileis in the same dire...
