Tyan Computer S1854 manual

T yan S1854 T rinity 400 Motherboard User  s Manual Revision 2.00 Copyright © T yan Computer Corporation, 2000. All rights reserved. No part of this manual may be reproduced or translated without prior written consent from T yan Computer Corp. All registered and unregistered trademarks and company names contained in this manual are property of [...]

T able of Contents 1. Introduction.................................................................................................. 4 Overview .............................................................................................4 Icons................................................................................................. 5 Chipse[...]

4. System Resources...................................................................................... 63 Beep Codes..................................................................................... 6 3 Troubleshooting System Problems..............................................64 Displayed Error Messages.....................................[...]

http://www .tyan.com 4 Chapter 1 Introduction Overview The S1854 T rinity 400 is a quality , high performance motherboard designed for Socket 370 Intel Celeron and Slot 1 Intel PII/ PIII microprocessors. The Trinity 400 utilizes the VIA VT82C694X with A ward BIOS for S1854 & S1854-A models. S1854 can support Celeron/ PII/ PIII CPU speeds of 300[...]

S1854 Trinity 400 5 INTRO Icons In order to help you navigate this manual and set up your system, we have added several icons to our format. This icon alerts you to particularly important details regarding the setup or maintenance of your system. This icon often appears next to information that may keep you from damaging your board or system. While[...]

http://www .tyan.com 6 Hardware Specifications/Features Processor Information  One Socket 370 CPU connector  One Slot 1 CPU connector 66/ 100 / 133MHz bus support (auto-deter mined by CPU) Celeron 300 to 533MHz Pentium II and Pentium III up to 750MHz Chipset Information VIA Apollo Pro 133:VT82C694X+VT82C596B W inbond 977 EF [...]

S1854 Trinity 400 7 Disk Drive & System I/O T wo PCI bus mastering EIDE channels Supports EIDE CD-ROMs PIO Mode 3 & 4 (up to 17MB/sec DTR) UltraDMA/66 bus mastering mode (up to 66MB/sec DTR) Support for two floppy drives (up to 1.44MB) T wo serial ports (16550 UAR T s) One ECP/EPP parallel port One IR (InfraRed) I/O [...]

http://www .tyan.com 8 Chapter 1 Introduction T echnical Support If a problem arises with your system, you should turn to your dealer for help first. Y our system has most likely been configured by them, and they should have the best idea of what hardware and software your system contains. Hence, they should be of the most assistance. Further , if [...]

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http://www .tyan.com 10 Chapter 2 Board Installation chapter 2 Board Installation Unpacking The motherboard package should contain the following: ( 1) S1854 mainboard ( 1 ) 40-pin IDE and 34-pin floppy cable pack (1) 80-pin A T A-66 IDE cable ( 1 ) S1854 User  s Manual ( 1 ) Driver CD ( 1 ) URM Retention Module (URM is shipped mounted on the mot[...]

S1854 Trinity 400 11 procedure 1. 2. 3. INST A L L Here are some precautions you should follow when installing your mother- board: (1) Ground yourself properly before removing your motherboard from the antistatic bag. Unplug the power from your computer and then touch any metal part on the computer case. (Or wear a grounded wrist strap.) (2) Hold t[...]

http://www .tyan.com 12 Chapter 2 Board Installation Quick References for Jumpers In this manual, the terms closed and on are used when referring to jumpers (or jumper pins) that are active; open and off are used when referring to jumpers (or jumper pins) that are inactive. See the Figure 2-1 for examples of on and [...]

S1854 Trinity 400 13 INST A LL The tiny 1s next to jumpers of 3 pins or more indicate the position of pin 1 for that jumper . Figure 2-3 : Map of Motherboard Jumpers JP10 JP11 JP12 JP13 USB1 Keyboard USB0 Mouse Primary IDE connector COM2 COM1 Printer Port PCI slot 2 PCI slot 3 AGP port PCI slot 4 PCI slot 5 PCI slot 6 Flash BIOS J7 PCI slot 1[...]

http://www .tyan.com 14 Chapter 2 Board Installation 3 DIMM slots Socket 370 for Celeron CPU PS/2 Mouse & Keyboard ports Floppy port A TX power supply header 6 PCI slots 4x AGP port 2 USB ports 1 Parallel, 2 Com ports 2-ch EIDE V ia Apollo Pro Plus 133A AGPset BIOS Joystick / Audio ports (Onboard Audio Optional) Figure 2-4 : Map of S1854 Featur[...]

S1854 Trinity 400 15 Important! ! important! Pleae note: In some versions of the S1854 board, there is an extra jumper setting (JP21) for CPU SELECTION. CP U JP 2 1 Slo t 1 C lo se PPGA- 3 7 0 Op e n If you are using a Slot 1 T ype CPU, please close the jumper , if your CPU is a socket please leave the jumper open. JP21(CPU Select) W arning: If JP2[...]

http://www .tyan.com 16 Chapter 2 Board Installation 1. Setting Jumpers 1-A. CPU Speed Settings (Jumpers JP10, JP1 1, JP12, JP13) There are two steps to set the CPU speed. First, set the clock multiplier with jumpers JP10 -13 according to the specification of your CPU using the chart below . After the system is ready to boot the BUS Speed is auto-d[...]

S1854 Trinity 400 17 ! impor- tant! 1-B. Panel Connector Settings (Jumper J16) Power LED: For 2-pin: bicolor/single color - Use pins 2-4 For 3-pin: Use jumper D31. 1-C. Speaker Connector (Jumper J12) The speaker should be connected to pins 1-4 of jumper J12. As default, pins 3-4 of jumper J12 are connected to the internal buzzer . 1-D. W ake-On LAN[...]

http://www .tyan.com 18 Chapter 2 Board Installation 1-G Soft Power Connector The Soft Power Connector is part of jumper block J16. The Trinity 400 uses the chipset for power management, including turning on and off the system. If the Power Button Function option in the BIOS Power Management Menu is set to On/Off (which is the default), pressing th[...]

S1854 Trinity 400 19 1-K Power LED Connector Jumper D31 is a three pin power LED header that can be used if you have a 3 pin Power LED. Otherwise refer to panel connector J16 for 2 pin LEDs. 3 pin LED s can still be used on J16 where pin 13 would be for the Ground pin. CMOS R TC The Real T ime Clock (R TC) circuit, which provides the date and ti[...]

http://www .tyan.com 20 Chapter 2 Board Installation 3. Installing Memory Since T Y AN boards are manufactured with performance in mind, you should use add-in components that match. It is highly recommended that the memory DIMMs are installed prior to connecting the power supply . Some DIMM modules may seem to be high quality because of name or fee[...]

S1854 Trinity 400 21 Figure 2-5* *Note: The image above is used to illustrate a concept and may not represent the actual image of your motherboard. T o install your DIMMs, line your module up so that the pins fit into the slot. There is only one way that your DIMM can fit properly . Make sure that the short row of pins is lined up with the short ga[...]

http://www .tyan.com 22 Chapter 2 Board Installation Figure 2-6* *Note: The image above is used to illustrate a concept and may not represent the actual image of your motherboard. The Trinity 400 uses a 64-bit data path from memory to CPU and can accommo- date up to 768MB of SDRAM. The 168-pin DIMMs (Dual In-line Memory Modules) must be of the 3.3V[...]

S1854 Trinity 400 23 Some details of memory installation:  At least one unbuf fered DIMM must be installed for the system to POST .  The mainboard supports 32MB, 64MB, 128MB and 256MB SDRAM.  PC-100 DIMM is required if CPU bus speed is at 100MHz The table below shows some of the possible memory configurations. Not all possible configuratio[...]

http://www .tyan.com 24 Chapter 2 Board Installation 4. Installing the CPU and Cooling Fan Socket 370 type Celeron processors (300 through 533MHz) and Slot 1 type Pentium II/III can be used on the Trinity 400. Please refer to page 15 for the correct CPU jumper settings for your CPU. Remember:  The CPU is a sensitive electronic component and it c[...]

S1854 Trinity 400 25 Figure 2-10 Installing Slot1 T ype CPUs Currently , two types of cooling mechanisms are produced for Pentium II proces- sors: active (figure 2-9a) and passive (figure 2-9b). These two types of cooling methods essentially perform the same function. The active cooler is equipped with a cooling fan and heat sink, while the passive[...]

http://www .tyan.com 26 Chapter 2 Board Installation secure module here Note: The retention module shown above may not represent the one provided with your motherboard. Figure 2-12 Figure 2-1 1 Line up the retention brace with the holes provided on the motherboard. A t the same time, make sure the CPU is lined up with the CPU slot. Lower the CPU on[...]

S1854 Trinity 400 27 Figure 2-13 Removing CPU When removing the CPU, pull lightly on the pegs sucuring the retention brace and remove the CPU and retention brace at once. This may require careful firm tugs to pull the CPU out of its slot. 5. Connecting IDE and Floppy Drives The colored stripe on a ribbon cable should face toward the battery on the [...]

http://www .tyan.com 28 Chapter 2 Board Installation Some symptoms of incorrectly installed HDDs are:  Hard disk drives are not auto-detected: may be a Master/Slave problem or a 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: [...]

S1854 Trinity 400 29 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 attaching floppy drives. Refer to Figure 2-15 for a detailed anatomy of the floppy cable. Remember , you can onl[...]

http://www .tyan.com 30 Chapter 2 Board Installation warning  NEVER plug an ISA card into a PCI slot or a PCI card in an ISA slot. Y ou will void your warranty and damage your system board if you do this.  When plugging the card in, especially when installing long cards, try to push the entire card in at one time. Dont force one end of the[...]

S1854 Trinity 400 31 Connecting Com and Printer Ports W arning: When plugging in your keyboard and mouse, or when plugging anything into a serial or Com port, make sure that the power is off. Connecting these devices and ports while the power is on is called hot plugging, and may damage your system.Figure 2-18 above shows the A TX double row [...]

http://www .tyan.com 32 ONBOARD 8. Connecting the Power Supply T yan recommends using an A TX power supply that conforms to industry standard revision 2.01. The Trinity 400 motherboard comes equipped with one onboard power connector . Figure 2-16 below shows an A TX power connec- tor . When plugging in the power connector , make sure that the plast[...]

S1854 Trinity 400 33 BIOS Configuration Introduction to Setup This manual describes the A ward BIOS Setup program. The Setup program lets you modify basic system configuration settings. The settings are then stored in a dedicated battery-backed memory , called NVRAM, that retains the information when the power is turned off. The A ward BIOS in your[...]

http://www .tyan.com 34 Chapter 3 BIOS Configuration Starting Setup The A ward BIOS is immediately activated when you first turn on the computer . The BIOS reads system configuration information in CMOS RAM and begins the process of checking out the system and configuring it through the power- on self test (POST). When these preliminaries are finis[...]

S1854 Trinity 400 35 In Case of Problems If, after making and saving system changes with Setup, you discover that your computer is no longer able to boot, restart by either using the ON/OFF switch, the RESET button or by pressing <Ctrl>, <Alt> and <Delete> at the same time, or clear the CMOS (see page 17 for details) The best advi[...]

http://www .tyan.com 36 Chapter 3 BIOS Configuration Setup V ariations Not all systems have the same Setup. While the basic look and function of the Setup program remains the same for all systems, the appearance of your Setup screens may differ from the screens shown here. Each system design and chipset combination require custom configurations. In[...]

S1854 Trinity 400 37 Standard CMOS Setup Options in the original PC A T -compatible BIOS. BIOS Features Setup A ward Software enhanced BIOS options. Chipset Features Setup Options specific to your system chipset. Power Management Setup Advanced Power Management (APM) options. PnP/PCI Configuration Plug and Play standard and PCI Local Bus configurat[...]

http://www .tyan.com 38 Chapter 3 BIOS Configuration Standard CMOS Setup In the Standard CMOS menu you can set the system clock and calendar , record disk drive parameters and the video subsystem type, and select the type of errors that stop the BIOS POST . ROM PCI/ISA BIOS (TYAN1854) STANDARD CMOS SETUP AWARD SOFTWARE, INC. Date (mm:dd:yy) : Fri, [...]

S1854 Trinity 400 39 HARD DISKS The BIOS supports up to four IDE drives. This section does not show information about other IDE devices, such as a CD-ROM drive, or about other hard drive types, such as SCSI drives. Note: W e recommend that you select type auto for all drives. The BIOS can automatically detect the specifications and optimal operatin[...]

http://www .tyan.com 40 Chapter 3 BIOS Configuration Drive A Select the correct specifications for the diskette drive(s) installed in the computer . Video Select the type of primary video subsystem in your computer . The BIOS usually detects the correct video type automatically . The BIOS supports a secondary video subsystem, but you do not select [...]

S1854 Trinity 400 41 Memory Y ou cannot change any values in the Memory fields; they are only for your information. The fields show the total installed random access memory (RAM) and amounts allocated to base memory , extended memory , and other (high) memory . RAM is counted in kilobytes (KB: approximately one thousand bytes) and megabytes (MB: ap[...]

http://www .tyan.com 42 Chapter 3 BIOS Configuration ROM PCI/ISA BIOS (TYAN1854) 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 : Enabled D0000-D3FFF Shadow : Disa[...]

S1854 Trinity 400 43 Settings Chart (Continued) V irus W arning When enabled, you receive a warning message if a program (specifically , a virus) attempts to write to the boot sector or the partition table of the hard disk drive. Y ou should then run an anti-virus program. Keep in mind that this feature protects only the boot sector , not the entir[...]

http://www .tyan.com 44 Chapter 3 BIOS Configuration Swap Floppy Drive This option allows you to swap the floppy drives if more than one is installed. It allows you to switch the A: and B: to make B: become A: . Boot Up NumLock Status T oggle between On or Off to control the state of the NumLock key when the system boots. When toggled On, the numer[...]

S1854 Trinity 400 45 Security Option If you have set a password, select whether the password is required every time the System boots, or only when you enter Setup. PCI/VGA Palette Snoop Y our BIOS Setup many not contain this field. If the field is present, leave at Disabled. OS Select for DRAM > 64MB Select OS2 only if you are running OS/2 opera[...]

http://www .tyan.com 46 Chapter 3 BIOS Configuration Chipset Features Setup This section describes features of the VIA Appollo Pro Plus 133A chipset. Advanced Options The parameters in this screen are for system designers, service personnel, and technically competent users only . Do not reset these values unless you understand the consequences of y[...]

S1854 Trinity 400 47 Chipset Features Setup - Default Settings Chart Memory Hole This option specifies the location of an area of memory that cannot be addressed on the ISA bus. The settings are Disabled, 512KB-64KB, or 15MB- 16MB. P2C/C2P Concurrency By enabling this function the PCI/AGP Master to CPU Cycle can be concur- rent if the Host CPU is p[...]

http://www .tyan.com 48 Video RAM Cacheable Increases video performance by caching video memory . AGP Aperture Size Select the 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 AGP w[...]

S1854 Trinity 400 49 Power Management Setup Note: This chapter describes all fields offered by A ward Software in this screen. Y our system board designer may omit or modify some fields. Power Management Setup - Default Settings Chart ROM PCI/ISA BIOS (TYAN1854) POWER MANAGEMENT SETUP AWARD SOFTWARE, INC. Power Management : Enabled Primary INTR : O[...]

http://www .tyan.com 50 Chapter 3 BIOS Configuration Power Management This option allows you to select the type (or degree) of power saving for Doze, Standby , and Suspend modes. See the section PM T imers for a brief descrip- tion of each mode. This table describes each power management mode: Power Saving Function This function allows your system [...]

S1854 Trinity 400 51 Video Off Option Selects the power-saving modes during which the monitor goes blank. Video Off Method Determines the manner in which the monitor is blanked. The Blank Screen option will let the system BIOS blank the screen when disabling video. V/H sync+Blank will allow the system BIOS to turn off the V-SYNC and H-SYNC signals [...]

http://www .tyan.com 52 Doze Mode After the selected period of system inactivity (1 minute to 1 hour), the CPU clock runs at slower speed while all other devices still operate at full speed. Suspend Mode After the selected period of system inactivity (1 minute to 1 hour), all devices except the CPU shut off. ** PM Events ** A power management (PM) [...]

S1854 Trinity 400 53 system by sending an interrupt request. When the system is in Suspend mode, IRQ activity can cause a Primary or Secondary wake-up. When Primary INTR is On, the IRQs in the above fields can be configured as Primary , Secondary , or Disabled. IRQ n The following is a list of IRQs (Interrupt Request Lines) assigned to common syste[...]

http://www .tyan.com 54 Chapter 3 BIOS Configuration PnP/PCI Configuration Note: This chapter describes all fields of fered by A ward Software in this screen. Y our system board designer may omit or modify some fields. PnP / PCI Configuration - Default Settings Chart ROM PCI/ISA BIOS (TYAN1854) PNP/PCI CONFIGURATION AWARD SOFTWARE, INC. PNP OS Inst[...]

S1854 Trinity 400 55 BIOS PNP OS Installed Select Y es if the system operating environment is Plug-and-Play aware (e.g., W indows 98, W indows 2000). Resources Controlled By The Plug and Play EliteBIOS can automatically configure all the boot and Plug and Play-compatible devices. If you select Auto, all the interrupt request (IRQ) and DMA assignmen[...]

http://www .tyan.com 56 AGP Master 1 WS Read Select Enabled to add one clock tick to AGP read operations. Assign IRQ for VGA Assign an IRQ number to your VGA adapter . Chapter 3 BIOS Configuration[...]

S1854 Trinity 400 57 Integrated Peripherals Note: This chapter describes all fields of fered by A ward Software in this screen. Y our system board designer may omit or modify some fields. Integrated Peripherals - Default Settings Chart OnChip IDE Channel 0 : Enabled UART Mode Select : Normal OnChip IDE Channel 1 : Enabled IDE Prefetch Mode : Disabl[...]

http://www .tyan.com 58 Chapter 3 BIOS Configuration Settings Chart (Continued) On-Chip PCI IDE First/Second Channel This chipset contains a PCI IDE interface with support for two IDE channels. Select Enabled to activate the primary and/or secondary onboard IDE interface. Select Disabled to deactivate this interface, if you install a primary and/or[...]

S1854 Trinity 400 59 POWER ON Function This option enables power on from W indows 98 keyboard, right or left mouse button, password, hotkey , or power button. Note: If you use the keyboard password option to power on your system, the power button will be disabled. KBC Input Clock Allows you to adjust the keyboard clock signal. Onboard FDC Controlle[...]

http://www .tyan.com 60 Chapter 3 BIOS Configuration User Password When you select this function, a message appears at the center of the screen: ENTER P ASSWORD: T ype the password, up to eight characters, and press Enter . T yping a pass- word clears any previously entered password from CMOS memory . Now the message changes: CONFIRM P ASSWORD: Aga[...]

S1854 Trinity 400 61 Note: Y ou should always clear your CMOS after flashing a BIOS. This will clear out any stray settings from your old BIOS which may have been carried over from the flashing process. Most problems encountered after flashing a BIOS will be solved by this simple procedure (see Hardware CMOS & Password Reset, page 16). T o repr[...]

http://www .tyan.com 62 T ype in the whole file name, e.g. 1854v100.BIN, and confirm that you want to program the BIOS. The utility will then Blank, Erase, and Program the flash memory on the mainboard with the new BIOS file. Y ou should choose Y es to save the original system BIOS to a floppy diskette before you program the[...]

S1854 Trinity 400 63 chapter 4 System Resources Beep Codes Fatal errors, which halt the boot process, are communicated through a series of audible beeps. If A ward BIOS 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[...]

http://www .tyan.com 64 Chapter 4 System Resources T roubleshooting System Pr oblems Currently the only beep code indicated that a video error has occured and the BIOS cannot initialize the video screen to display any additional information. This beep code consists of a single long beep followed by two short beeps. Any other beeps are probably a RA[...]

S1854 Trinity 400 65 e g a s s e M r o r r En o i t a n a l p x E r o r r E 0 2 A - e t a G 2 4 0 8 . 2 4 0 8 e h t e c a l p e R . g n i k r o w t o n s i ) 2 4 0 8 ( r e l l o r t n o c d r a o b y e k e h t n o 0 2 A e t a G ! t r o h S e n i L s s e r d d A. y r t i u c r i c g n i d o c e d s s e r d d a e h t n i r o r r E r o r r E e v i r D[...]

http://www .tyan.com 66 e g a s s e M r o r r En o i t a n a l p x E e r u l i a f e v i r d : D. e v i r d e h t e c a l p e R . : D e v i r d k s i d d r a h m o r f e s n o p s e r o N e r u l i a F t o o B e t t e k s i D e s U . m e t s y s e h t t o o b o t d e s u e b t o n n a c : A e v i r d n i e t t e k s i d t o o b e h T . s n o i t c [...]

S1854 Trinity 400 67 ACPI ( A dvanced C onfiguration and P ower I nterface) is a power management specification that allows the operating system to control the amount of power distributed to the computers devices. Devices not in use can be turned of f, reducing unnecessary power expenditure. AGP ( A ccelerated G raphics P ort) is a PCI-based int[...]

http://www .tyan.com 68 Appendix Glossary data the bus, phone line, or other electrical path, can carry . Greater bandwidth, then, also results in greater speed. The BIOS ( B asic I nput/ O utput S ystem) program resides in the ROM chip, and provides the basic instructions for controlling your computer  s hardware. Both the operating system and [...]

S1854 Trinity 400 69 The COM port is another name for the serial port, which is so-called because it transmits the eight bits of a byte of data along one wire, and receives data on another single wire (that is, the data is transmitted in serial form, one bit after another). Parallel ports transmit the bits of a byte on eight different wires at the [...]

http://www .tyan.com 70 Appendix Glossary Firmware is low level software that controls the system hardware. Form factor is an industry term for the size, shape, power supply type, and external connector type of the PCB (personal computer board) or motherboard. The standard form factors are the A T and A TX, although T Y AN also makes some Baby-A T [...]

S1854 Trinity 400 71 NVRAM ROM and EEPROM are both examples of N on- V olatile RAM , memory that holds its data without power . DRAM, in contrast, is volatile. OEMs ( O riginal E quipment M anufacturers) like Compaq or IBM package other companies motherboards and hardware inside their case and sell them. The parallel port transmits the bits of a[...]

http://www .tyan.com 72 Appendix Glossary reconfigure your system each time you add or change any part of your hardware. The term RAM ( R andom A ccess M emory), 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 the system s main memory . This memory is av[...]

S1854 Trinity 400 73 GLOSSAR Y 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 video transfer , and is capable of supporting up to 127 daisy-chained peripheral devices. VGA ( V ideo G raphics A rray) is the PC video display stand[...]

http://www .tyan.com 74 Appendix 2 Retention Module installation Appendix 2 Retention Module Installation Installing SECC2 CPUs -Option 1 The following are alternative methods of installing the CPU and retention module to that of chapter 2. On both sides of the SECC2 CPU reside the lower tabs of the aluminum heat sink (see Figure A below). These ta[...]

S1854 Trinity 400 75 Line up the pegs of the retention brace with the holes provided on the motherboard. Secure the retention 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[...]

http://www .tyan.com 76 Appendix 2 Retention Module installation Figure D above shows a properly installed SECC2 CPU using the retention module. Note the direction of the CPU fan and the way in which the cable is connected. Remove CPU Release the CPU from the retention module by gently bending the two ends of the retention module away from the CPU.[...]

S1854 Trinity 400 77 Figure E T op Clip Side Braces Installing SECC2 CPUs - Option 2 Another method to secure an SECC2 CPU is by using the Universal Retention Module (also provided by T yan). The universal retention module is designed to accommodate most versions of the Pentium Celeron CPUs. Included in this solution is an overhead clip to lock the[...]

http://www .tyan.com 78 Make sure the lower lip of the overhead clip is oriented towards the opposite side of the CPU fan (see Figure I left). Removing CPU - Removal of the CPU is basically the reverse order of the installation steps. First remove the overhead clip. Y ou need to push BOTH side lock tabs (see Figure I above) towards the center of th[...]

S1854 Trinity 400 79 Notice for the USA Compliance Information Statement (Declaration of Conformity Procedure) DoC FCC Part 15: This Device complies with Part 15 of the FCC Rules. Operation is subject to the following conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received including in[...]

S1854 Trinity 400 Jumper Settings Quick Reference See pages 16-19 for details on Jumpers. 1-A. CPU Speed Settings (Jumpers JP10, JP1 1, JP12, JP13) Panel Connector Settings (Jumper J16) Clear CMOS and Reset Password (Jumper JP2) HDD L E D+ 12 Pow e r L E D HDD L E D - 34 Sl eep LED Gro und 56 P o w er O n /Off Re se t 78 Gro und IR +5V 91 0 No Co n[...]