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Part No:MN-093-2A1-91 Rev:1.01 Table of Contents Chapter 1 Introduction of PX5 Features ¬ Specifications...

2-2 Chapter 2 & User friendly instructions Our objective is to enable the novice computer user to perform the installation by themselves. We

Installing the Mainboard 2-3 ¬ Standard External Connectors Inside the case of any computer several cables and plugs have to be connected. These c

2-4 Chapter 2 PN1 - SMI (Hardware Suspend) switch There is no specific orientation. Connect the two-thread hardware suspend plug to the PN1 connec

Installing the Mainboard 2-5 PN2 - RST (Hardware Reset) switch There is no specific orientation. Connect the two-thread hardware reset cable to the

2-6 Chapter 2 ATXPWR - ATX Power input Connectors These have a specific orientation. The three warning marks indicate that if you make a mistake in

Installing the Mainboard 2-7

2-8 Chapter 2 Mouse - PS/2 Mouse connector Watch the pin number and the orientation This has a specific orientation. Connect the six-threads PS/2 M

Installing the Mainboard 2-9 I/O Port connectors Watch the pin number and the orientation Connector name Pin number Name of the peripheral connect

2-10 Chapter 2 - Jumpers and Switches CCMOS : Delete the contents of the CMOS This jumper is set on pins 1 and 2 at the factory, in order for the

Installing the Mainboard 2-11 ® Presentation and Installation of the CPU Jumperless Mainboard (Mainboard with no DIP Switch or Jumper) The PX5 main

Appendix D Cyrix 6x86 CPUs Appendix E General Discussion about HDD Installation Appendix F Technical Support Appendix G Flash BIOS User Instructi

2-12 Chapter 2 are 1.5, 2, 2.5 and 3. The factor differs from one CPU to another. For instance, the Intel Pentium 166 CPU has a 66MHz external clock

Installing the Mainboard 2-13 P-Rating The P-Rating was defined by some manufacturers other than Intel to rate the performance of their CPU in compa

2-14 Chapter 2 ¯ Installing System Memory【 DRAM Memory】 When this mainboard was designed, we not only have taken into account the present needs, b

Installing the Mainboard 2-15 3. Maximum memory capacity 256M bytes supported by this mainboard. 【Relationships between memory modules and Pentiu

2-16 Chapter 2 After installing the DRAM, the BIOS of the mainboard will automatically detect the size of the memory installed on the mainboard. Bel

Installing the Mainboard 2-17 Table 2-1 72-pin SIMM Module Installation 【SIMM1, SIMM2】 Total memory size 1Mx32【4Mx2】 8MB 2Mx32【8Mx2】 16MB 4Mx32【

Introduction of BIOS 3-1 Chapter 3 Introduction of BIOS The BIOS is a program located on a Read-Only Memory chip on the mainboard. This program wi

3-2 Chapter 3 Three to five seconds after the message is displayed, if you press the Del key, or if you press simultaneously the Ctrl Alt Esc keys,

Introduction of BIOS 3-3 ¬ CPU Setup【CPU SOFT MENU™ 】 The CPU can be setup through a programmable switch (CPU SOFT MENU™ ), that replaces traditi

Introduction of PX5 Features 1- 1 Chapter 1 Introduction of PX5 Features The PX5 have been especially designed for File server, Workstation and Pr

3-4 Chapter 3 CPU Operating Speed: This option sets the CPU speed. Different CPU brands use different techniques to indicate the CPU speed. For exam

Introduction of BIOS 3-5 Normally, we do not recommend that you use the “User Define” option to setup CPU speed and multiplier factor. This option i

3-6 Chapter 3 Method 2: Try turning the system on a few times (3~4 times) and the system will automatically use its standard parameters to boot. Y

Introduction of BIOS 3-7 ¤ When the CPU is dual voltage, two options will be displayed to set up Vcore and Vio plane voltage / Core Plane Voltage: ä

3-8 Chapter 3 Attention: After setting up the parameters and you leave the BIOS SETUP, and you have verified that the system can be booted, do not

Introduction of BIOS 3-9 - Standard CMOS Setup Menu It is the basic configuration parameters of the BIOS. These parameters include the settings of

3-10 Chapter 3 ä LBA (Logical Block Addressing) mode: LBA mode supports hard disk drives up to 8.4Giga. This mode uses a different method to calcu

Introduction of BIOS 3-11 ® BIOS Features Setup Menu BIOS Features Setup Menu has already been set for maximum operation. If you do not really unde

3-12 Chapter 3 CPU Internal Cache: This item is used to Enable or to Disable the CPU internal cache. When the cache is set at Disable, it is much sl

Introduction of BIOS 3-13 Boot Up Floppy Seek: When computer boots up, the BIOS detects if the system has FDD or not. When this item is enabled, if

1-2 Chapter 1 ¬ Specifications 1. CPU frequency and voltage setup with CPU “SOFT MENU™” l Setup of the mainboard’s frequency and voltage without D

3-14 Chapter 3 Security Option: This option can be set to System or to Setup. After you have created a password through PASSWORD SETTING, this optio

Introduction of BIOS 3-15 Shadowing address ranges (C8000-CBFFF Shadow): This option allows you to decide if the memory block (BIOS) of an interface

3-16 Chapter 3 SHADOW What is the SHADOW? The BIOS of standard video or interface cards is stored in ROM, and it is often very slow. With the Shadow

Introduction of BIOS 3-17 ¯ Chipset Features Setup Menu The Chipset Features Setup Menu is used to modify the contents of the buffers in the chipse

3-18 Chapter 3 Attention: Unless you are very familiar with your computer and with the DRAM configuration and speed, we recommend you not change the

Introduction of BIOS 3-19 ° Power Management Setup Menu The difference between Green PCs and traditional computers is that Green PCs have a power m

3-20 Chapter 3 2. Use arrow keys to go to the item you want to configure. To change the settings, use "PgUP", "PgDn", "+&qu

Introduction of BIOS 3-21 Video Off After: Select the saving mode in which the video is switched off. ä Always On The video will never be switched

3-22 Chapter 3 Suspend Mode: When the setting selected for "Power Management" is "User Define", you can define for this mode any

Introduction of BIOS 3-23 ± PCI & Onboard I/O Setup In this menu, you can change the INT# and IRQ of the PCI bus and the onboard I/O device, I/

Introduction of PX5 Features 1- 3 7. Multi I/O features l Two Universal Serial Bus (USB) ports l Four fast IDE channels (PIO mode 0~4, Ultra “DMA

3-24 Chapter 3 BIOS Auto-Config PCI IRQ: This option enables or disables the BIOS capability to automatically assign IRQs. The BIOS default is Disab

Introduction of BIOS 3-25 ä PCI-slotX: Some old PCI IDE cards cannot be detected by the BIOS. If the onboard BIOS cannot detect a PCE IDE card, you

3-26 Chapter 3 On board Serial Port 2: This is used to specify the I/O address and IRQ of Serial Port 2. Five options are available: Disable, 3F8h/I

Introduction of BIOS 3-27 On board IDE-1 Controller: Onboard PCI IDE 1 controller can be set as Enable or Disable. / Master drive PIO Mode: ä Auto:

3-28 Chapter 3 ² Load BIOS Defaults BIOS defaults are the reference settings that allow your system to work at a comparatively low performance. Whe

Introduction of BIOS 3-29 ´ Password Setting This option allows you to set a password required to start the system (System) or to access to the BIO

3-30 Chapter 3 µ IDE HDD Auto Detection After you have installed the hard disk, in old systems, you had to know the hard disk specifications, such

Quick Installation A-1 Appendix A Quick Installation Appendix A will give you a simplified installation procedure, in order to allow you to instal

Appendix A A-2 IDE1- Connect one end of the 40-pin cable that comes with the drive to the HDD connector, and the other end to IDE1 pin connector on

Quick Installation A-3 Watch the pin position and the orientation PN1 - There is a specific orientation for pin 7 and pin 8. Connect the two-threads

1-4 Chapter 1 - Layout diagram Fig 1-1 Layout diagram

Appendix A A-4 5 Ground 6 Ground 7 Sound Signal Watch the pin position and the orientation ATXPWR - Connect the power supply unit to the correc

Quick Installation A-5 KB1 - There is an orientation pin. Connect your keyboard connector to connector on the mainboard.

Appendix A A-6 Mouse - Connect the six-threads PS/2 Mouse cable that comes with the hardware to the connector on the mainboard. Install the bracket

Quick Installation A-7

Intel Pentium CPUs B-1 Appendix B Intel Pentium CPUs Pentium 75MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec. Clock Factor C

Appendix B B-2 Pentium 90MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec Clock Factor Clock Vcore VIO Timing Supp. NoteP54C Sx

Intel Pentium CPUs B-3 Pentium 100MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec Clock Factor Clock Vcore VIO Timing Supp. Note

Appendix B B-4 Pentium120MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec. Clock Factor Clock Vcore VIO Timing Supp. NoteP54CQS Q

Intel Pentium CPUs B-5 Pentium 133MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec Clock Factor Clock Vcore VIO Timing Supp. Note

Introduction of PX5 Features 1- 5 ® System block diagram Fig. 1-2 System block diagram Pentium Processor 3.3V Host BUS

Appendix B B-6 Pentium 150MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec Clock Factor Clock Vcore VIO Timing Supp. NoteP54CS

Intel Pentium CPUs B-7 Pentium 200MHz CPU CPU Internal Bus External PowerCPU DPSpeed Spec Clock Factor Clock Vcore VIO Timing Supp. Note

Appendix B B-8 Y Bus Factor Power STD 3.15V~3.465V (Recommended voltage is 3.38V) VR 3.300V~3.465V (Recommended voltage is 3.38V) VRE 3.450V~

AMD-K5 CPUs C-1 Appendix C AMD-K5 CPUs Recognizing AMD CPU speed, voltage and package: AMD-K5-PR100 A B Q xx 100MHz Reserved Case T

Appendix C C-2

Cyrix 6x86 CPUs D-1 Appendix D Cyrix 6x86 CPUs Recognizing Cyrix CPU speed and voltage: 6x86-P166+ GP 133 MHz

Appendix D D-2

General Discussion about HDD Installation E-1 Appendix E General Discussion about HDD Installation Most of the present HDDs use IDE interface. Ins

Appendix E E-2 The higher the MODE value is, the best is the hard disk data transfer rate. But this does not mean that you can select the highest mod

General Discussion about HDD Installation E-3 Installing a hard disk: In the Standard CMOS Setup Menu, ♦ Primary means the first connector on the

1-6 Chapter 1

Appendix E E-4 Installing two HDDs: The red line on the connection cable must be lined up with pin 1 on the connector. Method 1: Set the hard disk d

General Discussion about HDD Installation E-5 Installing three HDDs: The red line on the connection cable must be lined up with pin 1 on the connecto

Appendix E E-6 ♦ If one or several of your HDD are old, and if you don’t want to erase the data stored in your drives, you will have to remember the

Technical Support F-1 Appendix F Technical Support L When you have a problem during operation... In order to help our technical support personnel t

Appendix F F-2 2 Example 2: With a system including the mainboard (with CPU, DRAM, COAST...) HDD, CD-ROM, FDD, VGA CARD, LAN CARD, MPEG CARD, SCSI C

Technical Support F-3 $$ Main instructions... To fill in this “Technical Support Form”, refer to the step-by-step instructions given below: *1. MODE

Appendix F F-4 4. DRIVER REV: Note the driver version number indicated on the DEVICE DRIVER disk as “Release *.**”. Example:< IDE Device

Technical Support F-5 9. System Memory (DRAM): Indicate the brand and specifications (SIMM/DIMM) of your system memory. Examples: In the Brand spac

Appendix F F-6 & Technical Support Form Company name: ( Phone #: J Contact: /Fax #: Model * BIOS ID # * Mainboard model no. D

Flash BIOS User Instructions G-1 Appendix G Flash BIOS User Instructions Example 1 To update BIOS and create a backup of the current system BIOS

Installing the Mainboard 2-1 Chapter 2 Installing the Mainboard This PX5 mainboard not only provides all standard equipment for classic personal c

G-2 Appendix G “SAVEBIOS” indicates the filename of the old system BIOS (user can choose a different file name in place of SAVEBIOS). Explanat