TYAN S1857 Manual Download Page 95

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S1857 Trinity 371

ROM PCI/ISA BIOS (2A5LET59)

BIOS FEATURES SETUP

AWARD SOFTWARE, INC.

Virus Warning

: Disabled

Video BIOS Shadow : Enabled

CPU Internal Cache

: Enabled

C8000-CBFFF Shadow : Disabled

External Cache

: Enabled

CC000-CFFFF Shadow : Disabled

CPU L2 Cache ECC Checking

: Disabled

D0000-D3FFF Shadow : Disabled

Quick Power On Self Test

: Disabled

D4000-D7FFF Shadow : Disabled

Boot Sequence

: A, C, SCSI

D8000-DBFFF Shadow : Disabled

Swap Floppy Drive

: Disabled

DC000-DFFFF Shadow : Disabled

Boot Up Floppy Seek

: Enabled

Boot Up NumLock Status

: On

IDE HDD Block Mode

: Enabled

Gate A20 Option

: Fast

Memory Parity/ECC Check

: Disabled

Typematic Rate Setting

: Disabled

Typematic Rate (Chars/Sec)

: 6

Typematic Delay (Msec)

: 250

Security Option

: Setup

PCI/VGA Palette Snoop

: Disabled

OS Select For DRAM > 64MB

: Non-OS2

BIOS Feature Setup - Default Settings Chart

ESC : Quit

↑↓ →←

: Select Item

F1 : Help PU/PD/+/- : Modify

F5 : Old Values (Shift)F2 : Color

F6 : Load BIOS Defaults

F7 : Load Setup Defaults

Se tting Option

BIOS De fault

Se tup De fault

V irus Warning

Disabled

CPU Internal Cac he

Enabled

Ex ternal Cache

Enabled

CPU L2 Cache ECC Chec king

Enabled

Quick Pow er On Self Test

Disabled

Boot Sequenc e

A ,C,

Sw ap Floppy Drive

Disabled

Boot Up Floppy Seek

Enabled

Boot Up NumLoc k Status

IDE HDD Bloc k Mode

Disabled

Enabled

Gate A 20 Option

Normal

Fas t

Memory Parity / ECC Check

Disabled

Ty pematic Rate Setting

Disabled

Ty pematic Rate (Chars/Sec )

Ty pematic Delay (Ms ec )

250

Sec urity Option

Setup

PCI / V GA Palette Snoop

Disabled

OS Select For DRA M > 64MB

Non-OS2

V ideo BIOS Shadow

Enabled

C8000-CBFFF Shadow

Disabled

CC000-CFFFF Shadow

Disabled

BIOS 2

Summary of Contents for S1857

Page 1: ...rademark of Phoenix Technologies Ltd Windows is a trademark of Microsoft Corporation IBM PC AT PS 2 are trademarks of IBM Corporation INTEL Pentium II Celeron are trademarks of Intel Corporation S1857 Trinity 371 are trademarks of TYAN Computer Corporation Information contained in this publication has been carefully checked for accuracy and reliability In no event will Tyan Computer be held liable...

Page 2: ...ector 19 Hardware Reset Switch Connector Installation 20 Creative Labs Audio Connectors 20 ExternalSMI 20 Chassis IntrusionAlarm Connector 20 CMOSRTC 20 FlashEEPROM 21 Mounting the Motherboard in the Chassis 21 Installing Memory 21 CacheMemory 24 Installing the CPU and Cooling Fan 25 Connecting IDE and Floppy Drives 29 Connecting the Power Supply 32 Installing Add on Cards 33 Connecting PS 2 USB S...

Page 3: ...layed Error Messages 72 Appendix 1Glossary 74 Appendix 2RetentionmoduleInstallaion 81 BIOS 2AwardBIOSConfiguration 86 MainSetupMenu 89 StandardCMOSSetup 91 BIOSFeaturesSetup 94 Chipset Features Setup 99 PowerManagementSetup 102 PnP PCIConfigutration 107 IntergratedPeripherals 110 FlashWriterUtility 113 ComplianceInformation 116 ...

Page 4: ...port 133Mhz by overclocking the chipset but it is not recommended by IntelTM and Tyan The S1857 motherboard with built in AGP slot provides high performance capabilities that are ideal for a wide range of demanding applications such as CAD CAM CAE desktop publishing 3D animation and video production This system board in an ATX form factor offers far more features and expandability than Micro ATX m...

Page 5: ...ital paragraphs in a chapter you should always read every word in the text Failing to do so can lead to exasperation and expense Wherever possible we have included step by step instructions for setting up your system which are indicated by this icon However it is in your best interest to read an entire section and perhaps the entire manual before you begin to fiddle with your motherboard While we ...

Page 6: ...7 EF Super I O chipset VoltageandPower ATX power supply connector Information 12V power source for DC fan onboard 3 3V DRAM support MainMemory Up to 768MB onboard Three 168 pin DIMM sockets Supports 133MHz SDRAM with SPD SystemManagement Winbond W83783S with onboard alarm for monitoring temperature supply voltages and fan speed Intel LANDesk Client Manager software option Expansion Slots One 32 bi...

Page 7: ...s up to 2 88MB Two serial ports 16550 UARTs One ECP EPP parallel port One IR InfraRed I O interface port header Two USB rev 1 2 universal serial bus connectors One PS 2 mouse port One PS 2 keyboard port Creative Labs ES 1373 PCI AC97 Codec Audio S1857B A only Uses a single shared IRQ High performance PCI bus master Spatial enhanced 3D sound SWS Wavetable synthesis built in Joystick Audio in Speake...

Page 8: ...et VoltageandPower ATX power supply connector Information 12V power source for DC fan onboard 3 3V DRAM support MainMemory Up to 1 5GB onboard Three 168 pin DIMM sockets Supports 133 MHz SDRAM with SPD SystemManagement Winbond W83783S with onboard alarm for monitoring temperature supply voltages and fan speed Intel LANDesk Client Manager software option Expansion Slots One 32 bit AGP slot Six 32 b...

Page 9: ... up to 2 88MB Two serial ports 16550 UARTs One ECP EPP parallel port One IR InfraRed I O interface port header Two USB rev 1 2 universal serial bus connectors One PS 2 mouse port One PS 2 keyboard port Creative Labs ES 1373 PCI AC97 Codec Audio S1857A only Uses a single shared IRQ High performance PCI bus master Spatial enhanced 3D sound SWS Wavetable synthesis built in Joystick Audio in Speaker M...

Page 10: ...ur dealer or distributor for help BEFORE calling Tyan 4 Check the Tyan user group alt comp periphs mainboard tyan Returning Merchandise for Service During the warranty period contact your distributor or system vendor FIRST for any product problems This warranty only covers normal customer use and does not cover damages incurred during shipping or failure due to the alteration misuse abuse or impro...

Page 11: ...S1857 Trinity 371 11 This page left blank intentionally ...

Page 12: ...1 DriverCD 1 URM Retention Module Installation You are now ready to install your motherboard The mounting hole pattern of the S1857 matches the ATX system board specifications Your chassis should support a standard ATX mainboard form factor How to install our products right the first time What s the first thing I should do The first thing you should do is read this user s manual It contains import...

Page 13: ...s edges and place it on a grounded antistatic surface component side up Inspect the board for damage DONOTAPPLYPOWERTOTHEBOARDIFITHASBEENDAMAGED Press down on any of the socket ICs if it appears that they are not properly seated the board should still be on an antistatic mat Do not touch the bottom of the board Remember don t take any electronic device out of its protective bag until you are ready...

Page 14: ...stic jumper connector overtop of two adjacent jumper pins indicated by 1 2 or 2 3 The metal rod inside the plastic shell bridges the gap between the two pins completing the circuit See Figure 2 2 for more example of pin connections Figure 2 1 Figure 2 2 The tables and maps on the following pages will help you set the jumpers for CPU speed Infrared and external connector pin assignments among other...

Page 15: ... 5 PCI slot 6 ISA slot 1 Flash BIOS J7 PCI slot 1 Secondary IDE connector Floppy drive connector 1 J23 VIDEO 1 J22 CD J21 1 1 1 CON3 WOL CON2 WOR Joystick Line in Microphone in Line out J12 SPKR 1 3 volt lithium battery ATX power connector 1 1 Intel 440BX Intel 440BX Creative ES1373 FAN4 1 JP17 J20 MPEG 1 Winbond 1 1 JP2 DIMM bank 2 DIMM bank 3 DIMM bank 1 J16 1 FAN3 1 EXTSMI JP16 D31 1 Slot 1 Typ...

Page 16: ...PU PS 2 Mouse Keyboard ports Floppy port ATX power supply header 6 PCI slots 1 ISA slot 2x AGP port 2 USB ports 1 Parallel 2 Com ports 2 ch EIDE Intel 440BX or Via Apollo Pro Plus AGPset BIOS Audio ports On S1857 A S1857A B Only Joystick Figure 2 4 Map of S1857 Features Slot 1 Type for Celeron CPU Battery ...

Page 17: ... s et in B IO S 1 0 0 3 5 0 1 3 3 4 6 6 1 0 0 4 0 0 1 3 3 5 3 3 6 6 3 0 0 1 0 0 4 5 0 1 3 3 6 0 0 6 6 3 3 3 1 0 0 5 0 0 1 3 3 6 6 7 6 6 3 6 6 1 0 0 5 5 0 1 3 3 7 3 3 6 6 4 0 0 1 0 0 6 0 0 1 3 3 8 0 0 6 6 4 3 3 1 0 0 6 5 0 1 3 3 8 0 0 6 6 4 6 6 1 0 0 7 0 0 1 3 3 9 3 3 O N O F F O N O F F O N O N O F F O F F O N O N O N O F F O F F O F F O F F O N O F F O F F O N O N O F F O N O F F O N J P 1 3 O F ...

Page 18: ...e On Ring CON2 1 G Clear CMOS and Reset Password Jumper JP2 t l u a f e D t e s e R 2 P J 2 1 3 2 HDD LED 1 2 Power LED HDD LED 3 4 Sleep LED Ground 5 6 Power On Off Reset 7 8 Ground IR 5V 9 10 No Connect IR Receive 11 12 Power 5V Ground 13 14 No Connect IR Transmit 15 16 No connect No Connect 17 18 No Connect Top Bottom J16 1 3 5 7 9 11 13 15 17 2 4 6 8 10 12 14 16 18 0 S F 1 S F f f O f f O z h ...

Page 19: ...power management including turning on and off the system If the Power Button Function option in the BIOS Power Manage ment Menu is set to On Off which is the default pressing the power button once after the BIOS has booted up will turn the system on and off If the Power Button Function option is set to Suspend pressing the power button once will wake the system or send it to Suspend mode In this c...

Page 20: ...SMI External System Management Interface connector jumper JP16 is used by some plug in cards Certain applications associated with these plug in cards use the interface for hardware control and queries 1 O Intrusion Alarm Connector The J7 connector is an intrusion alarm that can be connected to the system chassis When active J7 is connected to the chassis this alarm will alert the system administra...

Page 21: ...g Memory Since TYAN boards are manufactured with performance in mind you should use add in components that match Some DIMM modules may seem to be high quality because of name or feel but that does not guarantee real world usability Some cheaper or OEM memory may have brand name components but they may contain inferior or substandard parts which do not meet the critical tolerances our products requ...

Page 22: ...down vertically on the module with even force as shown in the photo Do not shove one end in first doing so will bend the DIMM pins To lock the DIMM into place push the plastic clips on either end of the slot onto the notches in the ends of the DIMM see Figure 2 6 on the next page To remove your DIMM simply pull the clips back and pull up on the module Place the DIMMs in an anti static bag as soon ...

Page 23: ...3 3V unbuffered variety The position of the notch in the SDRAM key position will tell you whether or not a DIMM is unbuffered see the Figure 2 7 below All installed memory will be automati cally detected so there is no need to set any jumpers Figure 2 7 RFU Buffered Unbuffered 168 pin DIMM Note the image above is used to illustrate a concept and may not represent the actual image of your motherboa...

Page 24: ...2 cache size of 128KB and a cacheable memory area of 512MB 1 k n a B M M I D 2 k n a B M M I D 3 k n a B M M I D l a t o T 1 x B M 8 0 0 B M 8 1 x B M 8 1 x B M 8 0 B M 6 1 1 x B M 8 1 x B M 8 1 x B M 8 B M 4 2 1 x B M 6 1 1 x B M 8 1 x B M 8 B M 2 3 1 x B M 6 1 1 x B M 6 1 1 x B M 8 B M 0 4 1 x B M 6 1 1 x B M 6 1 1 x B M 6 1 B M 8 4 1 x B M 2 3 1 x B M 6 1 1 x B M 6 1 B M 4 6 1 x B M 2 3 1 x B M...

Page 25: ... on the ZIF socket is denoted by an angled corner Never force a CPU into a socket Forcing a CPU to seat will bend the pins on the CPU and possibly damage the motherboard Check with your vendor or manufacturer for proper voltage selection Note If twoCPUs are installed simultaneously only the CPU in the socket will be detected Further more the socketed CPU will have it s multiplier locked at 2 0 In ...

Page 26: ...pes can be installed in the CPU slot on the Trinity 371 board Currently S1857 does not support some older Slot 1 66Mhz bus Pentium IIs that use a 2 8 core voltage Please refer to this link for the most updated information on CPU support fortheTrinity 371 Installing CPU Retention Modules Installation of a Pentium II III Celeron processor requires a CPU retention module which is first secured onto t...

Page 27: ...the CPU See Figure 2 11 on the previous page Drop the retention module Figure 2 12 right down over the CPU slot so that the retention module sits flat against the motherboard Secure the module with the pins or screws provided Figure 2 14 below shows a side view of a retention brace securing both sides of the SECC2 CPU When both sides are properly positioned press both braces against the sides of t...

Page 28: ... slot Lower the CPU onto the motherboard The mountings on the retention brace should fit through the holes of the motherboard and the CPU should fit into the slot See Figure 2 15 Secure the retention brace The end result should look like Figure2 16 Chapter 2 Board Installation Figure 2 15 Note The retention module shown above may not represent the one provided with your motherboard ...

Page 29: ...careful firm tugs to pull the CPU out of its slot Note The CPU fan activates after the VGA card is initalized and not when the system boots up therefore you may experience a 5 second delay before the CPUfanisenabled 5 Connecting IDE and Floppy Drives The colored stripe on a ribbon cable should face toward the battery on the motherboard Make sure that Pin 1 denoted by a red stripe is connected so t...

Page 30: ... bad IDE cable Contact your vendor Hard Disk Drive Fail message at bootup may be a bad cable or lack of power going to the drive No video or beeps onbootup usually means the cable is on back wards Hard drive lights are constantly on bad IDE cable or defective drives motherboard Try another HDD Hard drives do not power up check power cables and cabling May also be a bad power supply or IDE drive ...

Page 31: ... colored stripe be positioned so that it is right next to the power connector In most cases there will be a key pin on the cable which will force you to connect the cable properly Drive A is usually attached to the end of the cable with the twist in it Drive B is usually connected to the middle of the cable Refer to your installation instructions or call your dealer if you are unsure about attachi...

Page 32: ... detected usually caused by faulty cables backward cables or a bad floppy or motherboard Try another single floppy drive to verify the problem or try another cable Also check to see if the onboard floppy is enabled in the BIOS Floppy Drive Fail message at bootup the cable floppy or motherboard may be faulty Try another cable or floppy drive to verify Light on the floppy is on constantly a dead giv...

Page 33: ...ware that any one of the 6 PCI slots can support a Master or Slave device NEVER force a card into a slot If it doesn t fit look at the socket on the computer to make sure there are no wires or other obstructions to the slot NEVER plug an ISA card into a PCI slot or a PCI card in an ISA slot You will void your warranty and damage your system board if you do this When plugging the card in especially...

Page 34: ...ices This board includes ports for USB PS 2 mouse and PS 2 keyboard devices Note that for this board the PS 2 mouse port is the upper PS 2 port and the PS 2 keyboard port is the lower PS 2 port The PS 2 connectors are probably quite familiar to you The USB connectors however may be foreign The USB Universal Serial Bus is a versatile port This one port type can function as a serial parallel mouse k...

Page 35: ...s page shows the ATX double row connectors on this board The Com and Printer ports as well as the other ports are labeled Youaredone Other than checking the jumper settings and cable connections and putting the case back on you are done Installing a new motherboard may sound difficult but by following these directions you should have a fairly uneventful time installing our products If you do encou...

Page 36: ...ri Jan 1 1999 Setup Help System Time 12 55 37 Month Jan Dec Floppy Drive A 1 44 MB 3 Day 01 31 Floppy Drive B Not Installed Year 1901 2099 Primary IDE Master Auto Primary IDE Slave Auto Secondary IDE Master Auto Secondary IDE Slave Auto Auto Detect Hard Disks Enter Boot Sector Virus Protection Disabled Previous Item Next Item Select Menu ESC Exit Enter Select F5 Setup Defaults F6 Original Values F...

Page 37: ...ndard Setup menu screen is shown below AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights Reserved Main Advanced Security Exit System Date Fri Jan 1 1999 Setup Help System Time 12 55 37 Month Jan Dec Floppy Drive A 1 44 MB 3 Day 01 31 Floppy Drive B Not Installed Year 1901 2099 Primary IDE Master Auto Primary IDE Slave Auto Secondary IDE Master Auto Secondary IDE Slave ...

Page 38: ...ry Master Secondary Slave Select these options to configure the various drives A screen with a list of drive parameters appears AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights Reserved Main IDE Device Configuration AUTO Setup Help 1 46 Predefined types Cylinders USER Set Parameters Heads by User Write Precompensation AUTO Set Parameters Sectors automatically Maximum ...

Page 39: ...o M t i B 2 3 t c e l e S n O t c e l e S s r e f s n a r t a t a d t i b 2 3 w o l l a o t e h t e d o M O I P t c e l e s o t t s e b s i t I o t u A o t S O I B I M A w o l l a o t t o n s i t a h t e d o m O I P a t c e l e s u o y f I e d o m O I P e h t e n i m r e t e d u o y f I y l r e p o r p k r o w t o n l l i w e v i r d e h t e v i r d E D I e h t y b d e t r o p p u s O I P t c e l ...

Page 40: ... r p s t e g r o t c e s a f o e z i s l a c i s y h p l a u t c a e h T e t i r W s e t y b 2 1 5 d l o h l l i t s t s u m r o t c e s h c a e t e Y s e h s i n i m i d r e t e m a i d l a c i s y h p e h t r o f s e t a s n e p m o c k s i d d r a h e h t n o y r t i u c r i c n o i t a s n e p m o c e r p r e n n i n o s r o t c e s r o f t n e r r u c e t i r w e h t g n i t s o o b y b e z i...

Page 41: ...e Optimal default values provide optimum performance settings for all devices and system features Fail Safe Defaults The Fail Safe default settings consist of the safest set of parameters Use them if the system is behaving erratically They should always work but do not provide optimal system performance characteristics AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights ...

Page 42: ...o Auto Secondary Slave ARM D Emulated as Auto Auto 1st Boot Device Floppy Floppy 2nd Boot Device 1st IDE HDD 1st IDE HDD 3rd Boot Device ATAPI CDROM ATAPI CDROM Try Other Boot Devices Yes Yes Floppy Access Control Read Write Read Write Hard Disk Access Control Read Write Read Write AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights Reserved Advanced Advanced CMOS Setup ...

Page 43: ... A t o n s e o d S O I B I M A e v i r d t a h t e r u g i f n o c t o n s e o d S O I B I M A e v i r d E D I e h t m o r f y l e t a i d e m m i d e v i e c e r t o n s i n i a g a y d a e r t e g o t e m i t e v i r d E D I e h t w o l l a o t e v i r d E D I e h t o t l a n g i s T E S E R a g n i d n e s r e t f a s d n o c e s 5 r o f t i a w e h t r o f y a l e d o n s i e r e h t e s u a c...

Page 44: ... completes The settings are Disabled 1st IDE HDD 2nd IDE HDD 3rd IDE HDD 4th IDE HDD Floppy ARMD FDD ARMD HDD ATAPI CDROM and SCSI 3rdBootDevice This option sets the type of device for the third boot drive that the AMIBIOS attempts to boot from after AMIBIOS POST completes The settings are Disabled 1st IDE HDD 2nd IDE HDD 3rd IDE HDD 4th IDE HDD Floppy ARMD FDD ARMD HDD ATAPI CDROM Try OtherBoot D...

Page 45: ...GA CGA40x25 CGA80x25 or Mono Password Check This option enables password checking every time the system boots or when you run AMIBIOS Setup If Always is chosen a user password prompt appears every time the computer is turned on If Setup is chosen the pass word prompt appears if AMIBIOS is executed BootTo OS 2 Set this option to Yes if you are running an OS 2 operating system and using more than 64...

Page 46: ...e D d e l b a s i D M A R o t d e i p o c t o n e r a M O R o e d i v e h t f o s t n e t n o c e h T d e l b a n E o t M O R m o r f d e w o d a h s d e i p o c e r a h F F F 7 C h 0 0 0 C m o r f a e r a M O R o e d i v e h t f o s t n e t n o c e h T n o i t u c e x e r e t s a f r o f M A R d e h c a C n a c d n a M A R o t M O R m o r f d e i p o c e r a h F F F 7 C h 0 0 0 C m o r f a e r a ...

Page 47: ...ERR Disabled Disabled WSC Handshake Enabled Enabled USWC Write Post Enabled Enabled M aster Latency Timer Clks 64 64 M ulti Trans Timer Clks 32 32 PCI1 to PCI0 Access Disabled Disabled M ethod of M emory Detection Auto SPD Auto SPD DRAM Integrity M ode N A N A AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights Reserved Advanced Advanced CMOS Setup Enter Setup Help Advan...

Page 48: ... M B Search for M DA Resources Yes Yes AGP M ulti Trans Timer AGP Clks 32 Disabled AGP Low Priority Timer Clks 16 Disabled AGP SERR Disabled Disabled AGP Parity Error Response Disabled Disabled 8bit I O Recovery Time Disabled Disabled 16bit I O Recovery Time Disabled Disabled PIIX4 SERR Disabled Disabled USB Passive Release Enabled Enabled PIIX4 Passive Release Enabled Enabled PIIX4 Delayed Transa...

Page 49: ...led The Optimal and Fail safe default settings are Disabled WSC Handshake Set this option to Enabled to enable handshaking for the WSC signal Handshaking is a form of encryption see the Glossary for more information The settings are Enabled or Disabled USWC Write Post This option sets the status of USWC posted writes to I O USWC is a type of memory that is used by VGA devices The settings are BX M...

Page 50: ...CAS Delay This option specifies the length of the a inserted between the RAS and CAS signals of the DRAM system memory access cycle if SDRAM is installed The settings are Auto 2 SCLKs or 3 SCLKs The Optimal default setting is Auto SDRAM RAS Precharge CHANGE This option specifies the length of the RAS precharge part of the DRAM system memory access cycle when SDRAM system memory is installed in thi...

Page 51: ...isabled 16 32 48 64 80 96 112 128 144 176 192 208 224 or240 AGPSERR Set this option to Enabled to enable the AGP SERR signal The settings are Enabled or Disabled AGP Parity Error Response Set this option to Enabled to enable AGP parity error response The settings are Enabled or Disabled 8bitI ORecoveryTime This option specifies the length of a delay inserted between consecutive 8 bit I O operation...

Page 52: ...2 1 compliance The settings are Enabled or Disabled TypeFDMABuffer Control1 and 2 These options specify the DMA channel where TypeF buffer control is implemented The settings are Disabled Channel 0 Channel 1 Channel 2 Channel 3 Channel 5 Channel 6 or Channel 7 DMA nType These options specify the bus that the specified DMA channel can be used on The settings are Normal ISA PC PCI or Distributed CPU...

Page 53: ...l Setup Enter management features Change Language Setting English Previous Item Next Item Select Menu ESC Exit Enter Select F5 Setup Defaults F6 Original Values F10 Save Exit Setting Option Optimal Default Fail Safe Default ACPI Aware O S No No Power Management APM Enabled Enabled Power Button Function On Off On Off Green PC Monitor Power State Suspend Stand By Video Power Down Mode Suspend Disabl...

Page 54: ...etting Option Optimal Default Fail Safe Default Device 6 Serial port 1 M onitor M onitor Device 7 Serial port 2 M onitor M onitor Device 8 Parallel port M onitor M onitor Device 5 Floppy disk M onitor M onitor Device 0 Primary master IDE M onitor M onitor Device 1 Primary slave IDE M onitor M onitor Device 2 Secondary master IDE M onitor M onitor Device 3 Secondary slave IDE M onitor M onitor LAN ...

Page 55: ...Disabled and from 1 to 15 minutes in one minute intervals PowerSavingType There are several types of sleeping states within the general sleep state This option allows you to choose how asleep you want your system to be In deeper sleep modes more energy is saved However upon waking up the system must reorient itself and reestablish control over the system s sleeping components The settings are POS ...

Page 56: ...d Suspend time out timers if activity occurs on the specified IRQ line The settings for each of these options are Monitor or Ignore LANWake up When this option is Enabled the system will wake up when a signal is received on the Wake on LAN header In order for this wake up function to work the system must have been brought up at least past the POST before it was last shut down i e if you turn the s...

Page 57: ...d the system will not be able to wake up using this function The settings are Enabled or Disabled Plug and Play Setup Choose PCI Plug and Play Setup from the AMIBIOS Setup screen to display the PCI and Plug and Play Setup options described below AMI BIOS EASY SETUP UTILITY Ver 1 16 c 1998 American Megatrends Inc All Rights Reserved Advanced Advanced CMOS Setup Enter Setup Help Advanced Chipset Set...

Page 58: ...bled Disabled PCI Slot1 IRQ Priority Auto Auto PCI Slot2 IRQ Priority Auto Auto PCI Slot3 IRQ Priority Auto Auto PCI Slot4 IRQ Priority Auto Auto DM A Channel 0 PnP PnP DM A Channel 1 PnP PnP DM A Channel 3 PnP PnP DM A Channel 5 PnP PnP DM A Channel 6 PnP PnP DM A Channel 7 PnP PnP IRQ3 PCI PnP PCI PnP IRQ4 PCI PnP PCI PnP IRQ5 PCI PnP PCI PnP IRQ7 PCI PnP PCI PnP IRQ9 PCI PnP PCI PnP IRQ10 PCI P...

Page 59: ...ify that the IDE controller on the PCI bus has bus mastering capability The settings are Disabled or Enabled OffBoardPCIIDECard This option specifies whether or not an offboard PCI IDE controller adapter card is used in the computer and where it is installed If an offboard PCI IDE controller is used the motherboard onboard IDE controller is automatically disabled The settings are Auto and Slot1 th...

Page 60: ...se options allow you to reserve IRQs for legacy ISA adapter cards These options determine if AMIBIOS should remove an IRQ from the pool of available IRQs passed to devices that are configurable by the system BIOS The available IRQ pool is determined by reading the ESCD NVRAM If more IRQs must be removed from the pool you can use these options to reserve the IRQ by assigning an ISA EISA setting to ...

Page 61: ...rved Memory Size option is set to Disabled The settings are C0000 C4000 C8000 CC000 D0000 D4000 D8000 orDC000 PCI Device Search Order This option changes the BIOS scan order of the PCI slot from first to last or last to first The settings are First Last or Last First BIOSDevnodeforShadowRAM This option is used for some add on card ROMs which do not claim the correct memory range that they occupy T...

Page 62: ... Enter Configure PCI Plug Plug and Play Setup Enter and Play features Peripheral Setup Enter Change Language Setting English Previous Item Next Item Select Menu ESC Exit Enter Select F5 Setup Defaults F6 Original Values F10 Save Exit Setting Option Optimal Default Fail Safe Default Overclock Warning M essage Enabled Enabled Power Loss Control Alwaays Off Always Off Keyboard Wake up Function Disabl...

Page 63: ... Disabled OnboardFDC Set this option to Enabled to enable the floppy drive controller on the mother board The settings are Auto Enabled or Disabled Setting Option Optimal Default Fail Safe Default Fan2 Speed N A N A Onboard FDC Enabled Enabled Onboard Serial Port 1 3F8h 3F8h Onboard Serial Port 2 2F8h 2F8h Serial Port 2 M ode Normal Normal IR Duplex M ode N A N A Onboard Parallel Port 378 378 Para...

Page 64: ...t to Normal The settings are Full or Half OnBoard Parallel Port This option specifies the base I O port address of the parallel port on the motherboard The settings are Auto Disabled 378 or 278 e d o M n o i t p i r c s e D x e l p u D l l u F t o n l l i w d n e s u o y a t a d y n A e c n o t a s n o i t c e r i d o w t n i d e t t i m s n a r t s i a t a D e c i v e d r e h t o e h t y b d e v ...

Page 65: ...annel used by the onboard IDE controller The settings are Disabled Primary Secondary or Both g n i t t e S n o i t p i r c s e D l a m r o N d e s u s i e d o m t r o p l e l l a r a p l a m r o n e h T r i D i B t r o p l e l l a r a p e h t n o s r e f s n a r t l a n o i t c e r i d i b t r o p p u s o t g n i t t e s s i h t e s U P P E t r o P l e l l a r a P d e c n a h n E e h t o t e r e h...

Page 66: ...he two passwords do not match you will be prompted to enter a new pass word and then to confirm it This will continue until you enter the same series of characters both times Once this is accomplished a dialog box will appear and notify you that the Supervisor Password has been installed You may then select the User Security option and enter a password for the user You can enter a new User passwor...

Page 67: ... password In either the Supervisor or User Security options pressing Enter once when asked for a new password and a second time when asked to confirm the new password will uninstall the existing password Note that uninstalling the Supervisor password uninstalls the User password as well Language Utility Currently the BIOS Setup program is available only in English BIOS ...

Page 68: ...settings at this time or simply save and exit the program TheAWARDBIOS Flash writer utility is now included in theAWARDBIOS Like theAmiBIOS theAWARDBIOS can be upgraded by reprogramming the flash EEPROM ROM chip on the mainboard Follow the instructions below for a quick and easy upgrade to your BIOS For more detailed instructions please refer to theAWARDBIOS settings chapter S1857 S1857Aonly 1 Dow...

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Page 70: ...cess are communicated through a series of audible beeps IfAMIBIOS POST can initialize the system video display it displays the error message Displayed error messages in most cases allow the system to continue to boot Displayed error messages are described on pages 79 80 See the top of the next page for the beep code chart ...

Page 71: ...B K 4 6 e s a B B K 4 6 t s r i f n i e r u l i a f y r o m e M 4 l a n o i t a r e p O t o N r e m i T t o n s i 1 r e m i T r o y r o m e m f o B K 4 6 t s r i f e h t n i e r u l i a f y r o m e m A g n i n o i t c n u f 5 r o r r E r o s s e c o r P r o r r e n a d e t a r e n e g U P C e h T 6 e r u l i a F 0 2 A e t a G 2 4 0 8 e d o m d e t c e t o r p o t h c t i w s t o n n a C 7 r o r r ...

Page 72: ... I M A n u R e v i t c e f e d s i y r o m e m e h c a C r o r r E r e m i T 2 H C 2 r e m i t n i r o r r e n a s i e r e h T s r e m i t o w t s a h m e t s y s T A n A e t a t S y r e t t a B S O M C w o L e h t e c a l p e R w o l s i r e w o p y r e t t a b e h T y r e t t a b a y b d e r e w o p s i M A R S O M C y r e t t a b m u s k c e h C S O M C e r u l i a F p u t e S S O I B N I W n u...

Page 73: ... k s i d e h t d a e r n a c S O I B I M A s n o i t c u r t s n i n e e r c s e h t w o l l o f d n a e t t e k s i d t o o b r e h t o n a e s U t i h t i w m e t s y s s I d r a o b y e K t I k c o l n U d e k c o L e b t s u m m e t s y s e h T d e g a g n e s i m e t s y s e h t n o k c o l d r a o b y e k e h T t o o b o t e u n i t n o c o t d e k c o l n u r o r r E d r a o b y e K r e l l...

Page 74: ...ata transmission during both the rising and falling ends of the clock cycle yielding an effective speed of 133MHz AT was the original form factor of IBM s PC ATAPI AT Attachment Packet Interface also known as IDE or ATA is a drive implementation that includes the disk controller on the device itself It allows CD ROMs and tape drives to be configured as master or slave devices just like hard drives...

Page 75: ...y there is the possibility of losing your data should the system crash Informa tion stored in a buffer is temporarily stored not permanently saved A bus is a data pathway The term is used especially to refer to the connec tion between the processor and system memory and between the processor and PCI or ISA local buses Bus mastering allows peripheral devices and IDEs to access the system memory wit...

Page 76: ... not need to be installed in pairs DIMM bank DIMM banks are sometimes called DIMM sockets because the physical slot and the logical unit are the same That is one DIMM module fits into one DIMM socket which is capable of acting as a memory bank DMA Direct Memory Access channels are similar to IRQs DMA channels allow hardware devices like sound cards or keyboards to access the main memory without in...

Page 77: ...rsonal computer board or motherboard The standard form factors are the AT and ATX although TYAN also makes some Baby AT boards A Global timer is an onboard hardware timer such as the Real Time Clock Handshaking is a form of encryption One system typically the server sends an encryption scheme to another agent typically a client Thus the client s data is protected during transmittal to the server H...

Page 78: ...ponents NVRAM ROM and EEPROM are both examples of Non Volatile RAM memory that holds its data without power DRAM in contrast is volatile OEMs Original Equipment Manufacturers like Compaq or IBM package other companies motherboards and hardware inside their case and sell them The parallel port transmits the bits of a byte on eight different wires at the same time that is in parallel form eight bits...

Page 79: ...on a Plug and Play aware operating system such as Windows 95 and go to work Devices and operating systems that are not Plug and Play require you to reconfigure your system each time you add or change any part of your hardware The term RAM Random Access Memory while technically referring to a type of memory where any byte can be accessed without touching the adjacent data is often used to refer to ...

Page 80: ...her devices operate normally UltraDMA 33 is a fast version of the old DMA channel UltraDMA is also called UltraATA Without UltraDMA your system cannot take advantage of the higher data transmission rates of the new UltraATA hard drives Universal Serial Bus or USB is a versatile port This one port type can function as a serial parallel mouse keyboard or joystick port It is fast enough to support vi...

Page 81: ...minum heat sink see Figure A below These tabs should snap into the retention module Currently the retention module recommended for securing the SECC2 CPU is included in the motherboard package The retention brace consists of a foldable bracket that secures the CPU See Figure B on the following page APPENDIX LowerTabs Figure A ...

Page 82: ...brace by pressing firmly on the pins until they lock into the motherboard Figure B Line up the CPU with the slot and slide CPU into the module from the top until you here a click See Figure C The end result should look like Figure D on the following page Appendix 2 Retention Module Installation Figure B Figure C mounting pin ...

Page 83: ...the CPU fan and the way in which the cable is connect RemoveCPU Release the CPU from the retention module by gently bending the two ends of the retention module away from the CPU With the module out of the way pull the CPU out of the slot This may require careful firm tugs to pull the CPU out of its slot APPENDIX Figure D ...

Page 84: ...nts Install the CPU place the two side braces at the ends of the CPU slot see Figure F left The screws on the motherboard should fit through the holes of the retention braces Tighten and secure both braces using a screw driver Next carefully insert the CPU between the braces and onto the CPU slot see Figure G right Make sure the CPU fan faces towards the center of the motherboard When the CPU is s...

Page 85: ...t from the side braces After removing the overhead clip you need to release the CPU from the braces one side at a time Press the center release tab of one of the side braces see Figure J right while gently pulling that side of the CPU out of its slot Repeat the procedure for the other side brace When both ends of the CPU is loose from the side braces and the slot you will be able to remove it from...

Page 86: ...mputers It supports Intel x86 and compatible processors The BIOS provides critical low level support for the system central processing memory and I O subsystems The AwardBIOS has been customized by adding important but nonstandard features such as virus and password protection power management and detailed fine tuning of the chipset controlling the system The rest of this manual is intended to gui...

Page 87: ...still wish to enter Setup restart the system to try again by turning it OFF then ON or pressing the RESET button on the system case You may also restart by simultaneously pressing Ctrl Alt and Delete keys If you do not press the keys at the correct time and the system does not boot an error message appears and you are again asked to PRESSF1TOCONTINUE DELTOENTERSETUP Setup Keys The table on the fol...

Page 88: ... p t n e r r u c y e k p U g P s e g n a h c e k a m r o e u l a v c i r e m u n e h t e s a e r c n I y e k n D g P s e g n a h c e k a m r o e u l a v c i r e m u n e h t e s a e r c e D y e k s e g n a h c e k a m r o e u l a v c i r e m u n e h t e s a e r c n I y e k s e g n a h c e k a m r o e u l a v c i r e m u n e h t e s a e r c e D y e k 1 F d n a u n e M p u t e S e g a P s u t a t S r...

Page 89: ...up Utility a Main Menu similar to the one shown below appears on the screen The Main Menu allows you to select from several Setup functions and two exit choices Use the arrow keys to select among the items and press enter to accept and enter the sub menu A brief description of each highlighted selection appears at the bottom of the screen Following is a brief summary of each Setup category ROM PCI...

Page 90: ...r User Password Change set or disable a password In BIOS versions that allow separate user and supervisor passwords only the supervisor password permits access to Setup The user password generally allows only power on access IDEHDDAutoDetection Automatically detect and configure IDE hard disk parameters HDDLowLevelFormat A utility for formatting hard disks LoadBIOSDefaults BIOS defaults are factor...

Page 91: ...O Drive A 1 44M 3 5 in Drive B None Base Memory 640K Extended Memory 130048K Other Memory 384K Video EGA VGA Halt On All But Keyboard Total Memory 131072K ESC Quit Select Item PU PD Modify F1 Help Shift F2 Change Color errors that stop the BIOS POST Date The BIOS determines the day of the week from the other date information This field is for information only Press the arrow keys to move to the de...

Page 92: ...OS contains a table of pre defined drive types Each defined drive type has a specified number of cylinders number of heads write precompensation factor landing zone and number of sectors Drives whose specifications do not accommodate any pre defined type are classified as type user Size Disk drive capacity approximate Note that this size is usually slightly greater than the size of a formatted dis...

Page 93: ... a p a c e t y b a g e m 8 8 2 e v i r d d e d i s e l b u o d h c n i 2 1 3 A G V A G E r o F y a r r A s c i h p a r G o e d i V r e t p a d A s c i h p a r G d e c n a h n E s r e t p a d a r o t i n o m A G P r o A G V S A G E S A G V A G E 0 4 A G C e d o m n m u l o c 0 4 n i p u r e w o p r e t p a d A s c i h p a r G r o l o C 0 8 A G C e d o m n m u l o c 0 8 n i p u r e w o p r e t p a d...

Page 94: ...ntional applications use this area Extended Memory Above the 1 MB boundary Early IBM personal computers could not use memory above 1 MB but current PCs and their software can use extended memory Other Memory Between 640 KB and 1 MB often called high memory DOS may load terminate and stay resident TSR programs such as device drivers in this area to free as much conventional memory as possible for a...

Page 95: ...or DRAM 64MB Non OS2 BIOS Feature Setup Default Settings Chart ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Setting Option BIOS Default Setup Default Virus Warning Disabled Disabled CPU Internal Cache Enabled Enabled External Cache Enabled Enabled CPU L2 Cache ECC Checking Enabled Enabled Quick Pow er On Self Test Disabled Disa...

Page 96: ...ster access by the CPU The External Cache field may not appear if your system does not have external cache memory CPU L2 Cache ECC Checking Enables Error Checking and correction ECC on the L2 cache onboard the CPU Quick Power On Self Test Select Enabled to reduce the amount of time required to run the power on self test POST A quick POST skips certain steps We recommend that you normally disable q...

Page 97: ...lti sector transfers from the IDE drive in PIO mode GateA20Option Gate A20 refers to the way the system addresses memory above 1 MB extended memory When set to Fast the system chipset controls Gate A20 When set to Normal a pin in the keyboard controller controls Gate A20 Setting Gate A20 to Fast improves system speed particularly with OS 2 and Windows MemoryParity ECCCheck Select Enabled or Disabl...

Page 98: ...s that come with some expansion peripherals such as for example a SCSI adaptor Shadowing copies firmware from ROM into system RAM where the CPU can read it through the 16 bit or 32 bit DRAM bus Firmware not shadowed must be read by the system through the 8 bit X bus Shadowing improves the performance of the system BIOS and similar ROM firmware for expansion peripherals but it also reduces the amou...

Page 99: ...ay omit or modify some fields Bank 0 1 DRAM Timing FP EDO 70ns Auto Detect DIMM PCI Clk Enabled Bank 2 3 DRAM Timing FP EDO 70ns Bank 4 5 DRAM Timing SDRAM 10ns SDRAM Cycle Length 3 DRAM Clock Disabled Memory Hole Disabled Read Around Write Disabled Concurrent PCI Host Disabled System BIOS Cacheable Disabled Video RAM Cacheable Disabled AGP Aperture Size 64M AGP 2x Mode Enabled OnChip USB Enabled ...

Page 100: ...be addressed on the ISA bus The settings are Disabled 512KB 64KB or 15MB 16MB ReadAroundWrite Increases memory throughput Setting Option BIOS Default Setup Default Bank 0 1 DRAM Timing SDRAM 10ns SDRAM 10ns Bank 2 3 DRAM Timing SDRAM 10ns SDRAM 10ns Bank 4 5 DRAM Timing SDRAM 10ns SDRAM 10ns SDRAM Cycle Length 3 3 DRAM Clock Host CLK Host CLK 33m Memory Hole Disabled Disabled Read Around Write Dis...

Page 101: ...size of the Accelerated Graphics Port AGP aperture The aperture is a portion of the PCI memory address range dedicated for graphics memory address space Host cycles that hit the aperture range are forwarded to the AGPwithout any translation See www agpforum org forAGP information AGP 2xMode Enables the 2X AGP mode for higher AGP throughput A 2X AGP graphics card is required to enable this function...

Page 102: ...RQ9 IRQ2 Redir Secondary Doze Mode Disabled IRQ10 Reserved Secondary Suspend Mode Disabled IRQ11 Reserved Secondary PM Events IRQ12 PS 2 Mouse Primary VGA OFF IRQ13 Coprocessor Disabled LPT COM LPT COM IRQ14 Hard Disk Primary HDD FDD ON IRQ15 Reserved Disabled DMA master OFF Modem Ring Resume Disabled RTC Alarm Resume Disabled Wake Up On LAN Disabled ESC Quit Select Item F1 Help PU PD Modify F5 Ol...

Page 103: ... Primary IRQ4 COM1 Primary Primary IRQ5 LPT2 Primary Primary IRQ6 Floppy Disk Primary Primary IRQ7 LPT1 Primary Primary IRQ8 RTC Alarm Disabled Disabled IRQ9 IRQ2 Redir Secondary Secondary IRQ10 Reserved Secondary Secondary IRQ11 Reserved Secondary Secondary IRQ12 PS 2 Mouse Primary Primary IRQ13 Coprocessor Disabled Primary IRQ14 Hard Disk Primary Primary IRQ15 Reserved Disabled Disabled g n i v ...

Page 104: ...lected period of drive inactivity 1 to 15 minutes the hard disk drive powers down while all other devices remain active n O s y a w l A s e d o m g n i v a s r e w o p g n i r u d n o s n i a m e r r o t i n o M f f O d n e p s u S e d o m d n e p s u S s r e t n e m e t s y s n e h w d e k n a l b r o t i n o M f f O s e d o M l l A e d o m g n i v a s r e w o p y n a s r e t n e m e t s y s n e ...

Page 105: ...one or one or more ports whose activity is a PM event HDD FDD When On any hard drive or floppy drive activity is a PM event DMA master When On any DMA or bus master activity is a PM event ModemRingResume When Enabled an input signal on the serial Ring Indicator RI line in other words an incoming call on the modem awakens the system from Suspend mode RTC Alarm Resume When Enabled you can set the da...

Page 106: ... y t i v i t c a Q R I s t c e t e d t i n e h w y l l u f p u s e k a w m e t s y s e h T y r a d n o c e S s i t s e u q e r t p u r r e t n i e h t t u b p u e k a w t o n s e o d m e t s y s e h T y l l a c i p y t e r a s t p u r r e t n i y r a d n o c e S d e s s e c o r p e l i h w m e t s y s e h t n i a t n i a m o t d e d e e n s e c i v e d g n i p e e k e s u o h s e c r u o s e r m e...

Page 107: ... CPU to PCI Write Buffer Enabled PCI Dynamic Bursting Enabled PCI Master 0 WS Write Enabled PCI Delay Transaction Enabled PCI 2 Access 1 Retry Disabled AGP Master 1 WS Write Enabled AGP Master 1 WS Read Disabled Assign IRQ for VGA Disabled Setting Option BIOS Default Setup Default PnPOS Installed No No Resources Controlled By Auto Auto Reset Configuration Data Disabled Disabled CPU to PCI Write Bu...

Page 108: ... the type of device using the interrupt Legacy ISA Devices compliant with the original PC AT bus specification requiring a specific interrupt such as IRQ4 for serial port 1 PCI ISA PnP Devices compliant with the Plug and Play standard whether designed for PCI or ISA bus architecture DMA n Assigned to When resources are controlled manually assign each system DMA channel as one of the following type...

Page 109: ...bit posted write buffer to support delay transaction cycles Select Enabled to support compliance with PCI specifica tion version 2 1 PCI 2 Access 1 Retry Select Enabled to rotate priority of PCI masters AGP Master 1 WS Write Select Enabled to add one clock tick to AGP write operations AGP Master 1 WS Read Select Enabled to add one clock tick to AGP read operations Assign IRQ for USB Assign an IRQ ...

Page 110: ...nly KBC Input Clock 8MHz Onboard FDD Controller Enabled Onboard Serial Port 1 3F8 IRQ4 Onboard Serial Port 2 2F8 IRQ3 ROM PCI ISA BIOS 2A5LET59 INTEGRATED PERIPHERALS AWARD SOFTWARE INC ESC Quit Select Item F1 Help PU PD Modify F5 Old Values Shift F2 Color F6 Load BIOS Defaults F7 Load Setup Defaults Setting Option BIOS Default Setup Default OnChip IDE First Channel Enabled Enabled OnChip IDE Seco...

Page 111: ...des 0 through 4 provide successively increased performance In Auto mode the system automatically determines the best mode for each device IDEPrimary SecondaryMaster SlaveUDMA UDMA Ultra DMA is a DMA data transfer protocol that utilizes ATA commands and the ATA bus to allow DMA commands to transfer data at a maximum burst rate of 33 MB s When you select Auto in the four IDE UDMA fields for each of ...

Page 112: ...The second serial port offers infrared options in the next field UARTMode Select an operating mode for the second serial port OnboardParallelPort Select a logical LPT port address and corresponding interrupt for the physical parallel port OnboardParallelMode Select a mode for the onboard parallel port PWRON After PWR Fail This option enables the system to 1 always power on when power is restored f...

Page 113: ...ard by using the Flash Memory Writer FMW utility This utility can be downloaded from TYAN s BBS and from the TYAN website The system BIOS is stored on a flash EEPROM chip on the mainboard which can be erased and reprogrammed by the FMW The following three files make up the FMW AWDFLASH EXE The Flash Memory Writer utility for Award to Award upgrade README TXT A text file of instructions S71AWXX BIN...

Page 114: ... back up floppy bootable when you format it and use one disk for both purposes 2 If you are using MS DOS 6 x you can use the feature that allows you to bypass the CONFIG SYS andAUTOEXEC BAT files You can access this feature by pressing F5 while the Starting MS DOS line is on the screen during boot up If you are uncertain whether or not you have a memory manager running try FMW If it works then the...

Page 115: ...t If you cannot successfully program the new BIOS file for some reason re install your original BIOS from the backup file Remember always reset the CMOS after flashing to a new BIOS see page 33 Warning If you do not successfully install a complete BIOS file in the flash memory on the mainboard your system may not be able to boot If this happens it will require service by your system vendor Follow ...

Page 116: ...nto an outlet on a circuit different from that of the receiver Consult the dealer or an experienced radio television technician for help NoticeforCanada This apparatus complies with the Class B limits for radio interference as specified in the Canadian Department of Communications Radio Interference Regulations Cet appareil est conforme aux normes de Classe B d interfer ence radio tel que spécifié...

Page 117: ... 1 0 0 7 0 0 1 3 3 9 3 3 O N O F F O N O F F O N O N O F F O F F O N O N O N O F F O F F O F F O F F O N O F F O F F O N O N O F F O N O F F O N J P 1 3 O F F O N O N O N O N O F F O F F O N C P U s p e e d J P 1 0 J P 1 1 J P 1 2 3 5 4 4 5 5 5 5 6 6 5 7 133 Mhz bus available for VIA chipset version only Auto Detected through CPU HDD LED 1 2 Power LED HDD LED 3 4 Sleep LED Ground 5 6 Power On Off ...

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