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Product warranty or service will not be extended if: (1) the product is repaired, modified or altered, unless such repair, modification of alteration is authorized in writing by ASUS; or (2) the serial number of the product is defaced or missing.
Radio Interference Regulations of the Canadian Department of Communications. This Class B digital apparatus complies with Canadian ICES-003. Cet appareil numérique de la classe B est conforme à la norme NMB-003 du Canada. ASUS P4T-EM User’s Manual...
LAN Card: PCI-L3C920 (1) Ribbon cable for (1) 5.25” and (2) 1394 Card: PCI-1394E 3.5” floppy disk drives (1) ASUS 2-port USB connector set with bracket (1) Bag of spare jumpers (1) Support drivers and utilities (1) This Motherboard User’s Manual...
2. FEATURES 2.1 The ASUS P4T-EM The ASUS P4T-EM motherboard is carefully designed for the demanding PC user who wants advanced features processed by the fastest processors. 2.1.1 Core Specifications ® ™ • Intel Processor Support: Intel Socket 478 Pentium 4 / Northwood processors, 1.4 to 2.0 GHz and higher.
3D graphical applications using a 4X mode bus. The slot is keyed to support only the latest 1.5 volt AGP cards: ASUS V3800 and newer versions. • CNR Support: A Communication and Networking Riser (CNR) slot provides an interface to support very affordable multichannel audio, V.90 analog modem,...
• PC Health Monitoring: An easy way to examine and manage system status information, such as CPU and systerm voltages, temperatures, and fan status through the onboard hardware and the bundled ASUS PC Probe or Intel LDCM software. • Desktop Management Interface (DMI): Supports DMI through BIOS, which allows hardware to communicate within a standard protocol creating a higher level of compatibility.
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Millenium, NT, 2000 and XP, require much more memory and hard drive space to present enormous user interfaces and run large applications. The onboard hardware ASUS ASIC in conjunction with either the bundled ASUS PC Probe or Intel LDCM will warn the user before the system resources are used up to prevent possible application crashes.
1 Line Out Connector ..........(Bottom) 22 1 Line In Connector ..........(Bottom) 22 1 Line Microphone Connector ....... (Bottom) 22 Hardware Monitoring ASUS onboard chipset ............10 Power ATX Power Supply Connector ..........2 ATX 12V Power Supply Connector ......... 4 Special Feature Onboard LED .................
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2. FEATURES 2.2.1 Component Locations ASUS P4T-EM User’s Manual...
4. Place components on a grounded antistatic pad or on the bag that came with the component whenever the components are separated from the system. 5. Ensure that the ATX power supply is switched off before you plug in or remove the ATX power connector on the motherboard. ASUS P4T-EM User’s Manual...
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Adding or removing devices is not advisable when the LED is lit, since the user risks electrical shock and/or disabling system configuration. P4T-EM Standby Powered Power ® P4T-EM Onboard LED ASUS P4T-EM User’s Manual...
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Set the CPU frequency only to the recommended settings. Frequencies other than the recommended CPU bus frequencies are not guaranteed to be stable. Overclocking the processor is not recommended. It may result in a slower speed. ASUS P4T-EM User’s Manual...
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(Default) P4T-EM ® P4T-EM USB Device Wake Up 5) Onboard Audio Setting (ADN) (audio models only) The onboard Audio Codec may be enabled or disabled using these jumpers. Disable the onboard Audio Codec if using a PCI audio card on any of the expansion slots or a primary audio/modem CNR on a CNR slot (see CNR Slot later in this section).
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INTEL_FPANEL1 cable and/or front panel, then remove J11 and J12 jumper caps. Do not remove the jumper caps unless the INTEL_FPANEL1 cable connector is used. (See page 39 for the INTEL_FPANEL1 connector.) P4T-EM ® P4T-EM Internal Line Out Connectors ASUS P4T-EM User’s Manual...
RIMM Sockets P4T-EM RIMM with Heat Spreader ® P4T-EM 184-Pin RIMM Sockets C-RIMM 1. Make sure that the notch keys in the module are aligned with the small ribs inside the RIMM sockets. MOUNTING NOTCH...
NOTE: Do not forget to set the correct Bus Frequency and Multiple (frequency multiple setting is available only on unlocked processors) for your Socket 478 processor or else boot-up may not be possible. Socket 478 processors provide internal thermal sensing: a socket mounted thermal resistor is not needed. ASUS P4T-EM User’s Manual...
Without sufficient circulation, the processor could overheat and damage both the processor and the motherboard. NOTE: If using a rectangular heatsink, use a model with fin-ends that project and terminate on the longer side of the unit, not on the shorter side. ASUS P4T-EM User’s Manual...
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Keep the retention locks lifted upward while fitting the retention mechanism to the module base. Retention Hole Retention Lock Retention Hook Snapped to the Retention Hole ASUS P4T-EM User’s Manual...
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CPU in place. Connect the CPU fan cable to the fan connector. Step 4: Connect the CPU Fan Cable With the fan, heatsink, and the retention mechanism in place, attach the CPU fan cable to the connector on the motherboard labelled CPUFAN. CPU Fan Connector (CPUFAN) ASUS P4T-EM User’s Manual...
Unplug your power supply when adding or removing expansion Cards or other system components. Failure to do so may cause severe damage to both your motherboard and expansion cards. (See 3.3 Hardware Setup Proce- dure for more information). ASUS P4T-EM User’s Manual...
If using PCI cards on shared slots, make sure that the drivers sup- port “Share IRQ” or that the cards do not need IRQ assignments. Conflicts will arise between the two PCI groups that will make the system unstable or cards inoperable. ASUS P4T-EM User’s Manual...
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This motherboard provides an accelerated graphics port (AGP 4x) to support a new generation of AGP graphics cards with ultra-high memory bandwidth. P4T-EM Keyed for 1.5V ® P4T-EM Accelerated Graphics Port (AGP ) IMPORTANT: ® Only 1.5V AGP cards are supported. ASUS AGP 4X cards are rated for both 1.5 and 3.3 Volts.
This connection is for a standard keyboard using an PS/2 plug (mini DIN). This connector will not allow standard AT size (large DIN) keyboard plugs. You may use a DIN to mini DIN adapter on standard AT keyboards. PS/2 Keyboard (6-pin female) ASUS P4T-EM User’s Manual...
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Two USB ports are available for connecting USB devices. For additional USB ports, you can use the USB headers (see USB Headers later in this section). NOTE: USB Function (see 4.4.3 PCI Configuration) must be Enabled to use these ports. Universal Serial Bus (USB) ASUS P4T-EM User’s Manual...
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Line In allows tape players or other audio sources to be recorded by your com- puter or played through the Line Out. Mic allows microphones to be connected for inputting voice. Line Out Line In 1/8" Stereo Audio Connectors ASUS P4T-EM User’s Manual...
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UltraDMA/100 IDE devices must use a 40-pin 80-conductor IDE cable for 100MByte/sec transfer rates. NOTE: Orient the red markings (usually zigzag) on the IDE ribbon cable to PIN 1. P4T-EM ® PIN 1 P4T-EM IDE Connectors PIN 1 ASUS P4T-EM User’s Manual...
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NOTE: The “Rotation” signal is to be used only by a specially designed fan with rotation signal. The Rotations per Minute (RPM) can monitored using a utility such as ASUS PC Probe or Intel LDCM. WARNING! The CPU and/or motherboard will overheat if there is no airflow across the CPU and onboard heatsinks.
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These connectors allow you to receive stereo audio input from such audio-vi- sual sources as a CD-ROM input, or MPEG card. MODEM Modem-Out Ground Ground Modem-In AUX (White) CD1 (Black) P4T-EM Left Audio Channel Ground Ground ® Right Audio Channel P4T-EM Internal Audio Connectors ASUS P4T-EM User’s Manual...
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SPDIFOUT P4T-EM ® P4T-EM Digital Audio Connector 15) Standard and Consumer Infrared (SIR) Module Connector (5-pin IR) This connector supports an optional wireless transmitting and receiving infrared module. This module mounts to a small opening on system cases that support this feature.
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TIP: If the case-mounted LED does not ® light, try reversing the 2-pin plug. P4T-EM HDD Activity LED 17) SMB Connector (5-1 pin SMB) This connector allows you to connect SMBus (System Management Bus) de- vices. SMBus devices communicate by means of the SMBus with an SMBus host and/or other SMBus devices.
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For Wake- On-LAN support, your ATX power supply (minimum recommended wattage: 230watts) must supply at least 720mA +5VSB. ATXPWR P4T-EM ATX12V +12V DC COM ® P4T-EM ATX Power Connectors +12V DC COM ASUS P4T-EM User’s Manual...
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INTEL _FPANEL1 P4T-EM ® P4T-EM Intel Panel Connector 20) ASUS SmartCard Connector (14-1 pin SMARTCON) This connector attaches to an optional SmartCard reader device. The SmartCard reader permits data access from the memory chip of PC/SC smart cards. SMARTCON P4T-EM ®...
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SMI Lead Switch* Requires an ATX power supply. P4T-EM System Panel Connectors 21) System Power LED Lead (3-1 pin PLED) This 3-1 pin connector connects the system power LED, which lights when the system is powered on and blinks when it is in sleep mode.
No DRAM installed or detected One long beep followed by Video card not found or video card three short beeps memory bad High frequency beeps when CPU overheated system is working System running at a lower frequency ASUS P4T-EM User’s Manual...
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Shut Down, and then click Shut down the computer? The power supply should turn off after Windows shuts down. NOTE: The message “You can now safely turn off your computer” will not appear when shutting down with ATX power supplies. ASUS P4T-EM User’s Manual...
4. In DOS mode, type A:\AFLASH <Enter> to run AFLASH. IMPORTANT! If “unknown” is displayed after Flash Memory:, the memory chip is either not programmable or is not supported by the ACPI BIOS and therefore, cannot be programmed by the Flash Memory Writer utility. ASUS A7A266 User’s Manual...
BIOS revision will solve your problems. Careless updating can result in your motherboard having more problems! 1. Download an updated ASUS BIOS file from the Internet (WWW or FTP) (see ASUS CONTACT INFORMATION on page 3 for details) and save to the disk you created earlier.
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NOTE: When you see the message “Boot Block is different”, you may still press <Y> to update the BIOS. Yet if the update fails, your system will run a greater risk of boot failure depending on whether the boot block is damaged or not. ASUS P4T-EM User’s Manual...
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BIOS file you saved to disk above. If the Flash Memory Writer utility was not able to successfully update a complete BIOS file, your system may not be able to boot up. If this happens, your system will need servicing. ASUS P4T-EM User’s Manual...
POST. NOTE: Because the BIOS software is constantly being updated, the following BIOS screens and descriptions are for reference purposes only and may not re- flect your BIOS screens exactly. ASUS P4T-EM User’s Manual...
Brings up a selection menu for the highlighted field <Home> or <PgUp> Moves the cursor to the first field <End> or <PgDn> Moves the cursor to the last field <F5> Resets the current screen to its Setup Defaults <F10> Saves changes and exits Setup ASUS P4T-EM User’s Manual...
Setup program, note that explanations appear in the Item Specific Help window located to the right of each menu. This window displays the help text for the cur- rently highlighted field. NOTE: The item heading in square brackets represents the default setting for that field. ASUS P4T-EM User’s Manual...
This is required to support older Japanese floppy drives. Floppy 3 Mode support will allow reading and writing of 1.2MB (as opposed to 1.44MB) on a 3.5-inch diskette. Configuration options: [Disabled] [Drive A] [Drive B] [Both] ASUS P4T-EM User’s Manual...
Primary IDE hard disk drives must have its partition set to active (also possible with FDISK). Other options for the Type field are: [None] - to disable IDE devices ASUS P4T-EM User’s Manual...
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NOTE: To make changes to this field, the Type field must be set to [User Type HDD] and the Translation Method field must be set to [Manual]. ASUS P4T-EM User’s Manual...
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IDE devices. Set to [Disabled] to suppress Ultra DMA ca- pability. NOTE: To make changes to this field, the Type field must be set to [User Type HDD]. Configuration options: [0] [1] [2] [3] [4] [Disabled] ASUS P4T-EM User’s Manual...
[6/Sec] [8/Sec] [10/Sec] [12/Sec] [15/Sec] [20/Sec] [24/Sec] [30/Sec] Keyboard Auto-Repeat Delay [1/4 Sec] This field sets the time interval for displaying the first and second charac- ters. Configuration options: [1/4 Sec] [1/2 Sec] [3/4 Sec] [1 Sec] ASUS P4T-EM User’s Manual...
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P4T-EM CLCMOS ® RTCRST# P4T-EM Clear RTC RAM Halt On [All Errors] This field determines which types of errors will cause the system to halt. Configura- tion options: [All Errors] [No Error] [All but Keyboard] [All but Disk] [All but...
RDRAM module. The [Auto] default bal- ances performance with stability. Alternatively, with PC600 RDRAM, se- lect [3x], and with PC800 RDRAM, select [4x]. If overclocking the CPU, select [3x] to maintain stability. Configuration options: [Auto] [3x] [4x] ASUS P4T-EM User’s Manual...
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[Auto] OS/2 Onboard Memory > 64M [Disabled] When using OS/2 operating systems with installed DRAM of greater than 64MB, you need to set this option to [Enabled]; otherwise, leave this on [Disabled]. Configuration options: [Disabled] [Enabled] ASUS P4T-EM User’s Manual...
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100MHz and a fail-safe CPU internal frequency (8x100MHz). It will then automatically take you to the Advanced menu with a popup menu of all the officially possible CPU internal frequencies. ASUS P4T-EM User’s Manual...
This field allows you to reserve an address space for ISA expansion cards that require it. Setting the address space to a particular setting will make that memory space unavailable to the system. Expansion cards can only access memory up to 16MB. Configuration options: [Disabled] [Enabled] ASUS P4T-EM User’s Manual...
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Configuration options: [Disabled] [Enabled] Onboard PCI IDE Enable [Both] You can select to enable the primary IDE channel, secondary IDE channel, both, or disable both channels. Configuration options: [Both] [Primary] [Secondary] [Disabled] ASUS P4T-EM User’s Manual...
This field sets the I/O address and IRQ for MIDI. Configuration options; [330H-331H] [300H-301H] Onboard MIDI IRQ [10] This field indicates the onboard IRQ assignment for MIDI. Configuration options; [3 ,4, 5, 7, 9, 10, 11, 12, 14, 15] ASUS P4T-EM User’s Manual...
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This field allows you to configure the parallel port DMA channel for the selected ECP mode. This selection is available only if you select [ECP] or [ECP+EPP] in Parallel Port Mode above. Configuration options: [1] [3] ASUS P4T-EM User’s Manual...
[AGP Card] uses the AGP card as your primary card. The default, [PCI Card], allows your PCI graphics card to take precedence when detected. Configu- ration options: [PCI Card] [AGP Card] ASUS P4T-EM User’s Manual...
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Utility (ICU) is being used to determine if a legacy device is using that IRQ. If the IRQ is required by a legacy device, then reserce the IRQ by selecting [Yes]. Otherwise, select [No/ICU] to release the IRQ to OS. Configuration options: [No/ICU] [Yes] ASUS P4T-EM User’s Manual...
ROMs on them, you will need to know which addresses the ROMs use to shadow them specifically. Shadowing a ROM reduces the memory available between 640K and 1024K by the amount used for this purpose. Configuration options: [Disabled] [Enabled] ASUS P4T-EM User’s Manual...
3.x and Windows 95, you need to install Windows with the APM feature. For Windows 98 and later, APM is automatically installed. A battery and power cord icon labeled “Power Management” will appear in the “Control Panel.” Choose “Advanced” in the Power Management Properties dialog box. ASUS P4T-EM User’s Manual...
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4 seconds will place the system in sleep mode. Regardless of the setting, holding the ATX switch for more than 4 seconds will power off the system. Configuration options: [Soft off] [Suspend] ASUS P4T-EM User’s Manual...
Wake On PS2 KB / PS2 Mouse permits PC bootup from the keyboard or mouse. Configuration options: [Disabled] [Enabled] IMPORTANT: This feature requires an optional network interface with Wake-On- LAN and an ATX power supply with at least 720mA +5V standby power. ASUS P4T-EM User’s Manual...
NOTE: If any of the monitored items is out of range, an error message will appear: “Hardware Monitor found an error. Enter Power setup menu for details”. You will then be prompted to “Press F1 to continue, DEL to enter SETUP”. ASUS P4T-EM User’s Manual...
This field allows you to select which ATAPI CD-ROM drive to use in the boot sequence. Pressing [Enter] will show the product IDs of all your con- nected ATAPI CD-ROM drives. Other Boot Device Select [Disabled] Configuration options: [Disabled] [SCSI Boot Device] [INT18 Device (Network)] ASUS P4T-EM User’s Manual...
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Boot Up Floppy Seek [Enabled] When enabled, the BIOS will seek the floppy disk drive to determine whether the drive has 40 or 80 tracks. Configuration options: [Disabled] [Enabled] Interrupt Mode [APIC] Configuration options: [APIC] [PIC] ASUS P4T-EM User’s Manual...
This option should only be used if you do not want to save the changes you have made to the Setup program. If you have made changes to fields other than system date, system time, and password, the system will ask for con- firmation before exiting. ASUS P4T-EM User’s Manual...
This option saves your selections without exiting the Setup program. You can then return to other menus and make changes. After selecting this op- tion, all selections are saved and a confirmation is requested. Select [Yes] to save any changes to the non-volatile RAM. ASUS P4T-EM User’s Manual...
No and then follow the setup procedures in this section. NOTE: Because there are various motherboard settings, options, and ex- pansion cards, the following can only be used as a general reference and may not be an exact reflection of your system. ASUS P4T-EM User’s Manual...
Intel LDCM Client Setup: Installs software to monitor the Client system. The LANDesk Client Manager must be installed to use the hardware manager features. • ASUS BIOS Flash Utility for LDCM: Installs a utility that can remotely flash a client PC’s BIOS when used in conjunction with Intel LDCM Administrator. •...
PDF format at any of our web sites. • ASUS Screen Saver: Installs the ASUS screen saver. • Show Motherboard Information: Allows you to view information about your motherboard, such as product name, BIOS version, and CPU.
6.1.1 Setting Up Smart Manager Connect the smart card reader to the P4T-EM; (refer to 3. Hardware Setup for the connector location.) Boot up the PC and enter BIOS (press <del>) to change the configuration to accept smart card hardware: in the Advanced BIOS menu select the I/O Device Configuration sub-menu, go to UART2 and select Smart Card Read, save and exit.
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Smart card system software components support various types of smart card applications; all system components are compatible with Windows 98, ME and 2000. However, the Windbond Smart Manager application is readily compatible only with Windows 98 and ME. ASUS P4T-EM User’s Manual...
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Click OK. The card reader detects the smart card ID. Smart Manager registers the smart card for security capability and prompts to click OK. The card’s security status is displayed in the main program window. ASUS P4T-EM User’s Manual...
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PC or decode encrypted files. Test each new smart card to ensure that it is completely compatible with the card reader; the Read2- In-01 Smart Card Reader is designed only to read cards with the standard PC/SC mini-chip configuration. ASUS P4T-EM User’s Manual...
ASUS Utility, and then click Probe Vx.xx. The PC Probe icon will appear on the taskbar’s system tray indicating that ASUS PC Probe is running. Clicking the icon will allow you to see the status of your PC. ASUS P4T-EM User’s Manual...
6. SOFTWARE REFERENCE 6.2.2 Using ASUS PC Probe Monitoring Monitor Summary Shows a summary of the items being monitored. Temperature Monitor Shows the PC’s temperature. Temperature Warning threshold adjustment (Move the slider up to increase the threshold level or down to decrease...
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Lets you record the current monitoring activity of a certain component of your PC for future reference. Information Hard Drives Shows the used and free space of the PC’s hard disk drives and the file allocation table or file system used. ASUS P4T-EM User’s Manual...
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Shows information pertinent to the PC, such as CPU type, CPU speed, and in- ternal/external frequencies, and memory size. Utility Lets you run programs outside of the ASUS Probe modules. To run a program, click Execute Program. ASUS P4T-EM User’s Manual...
6. SOFTWARE REFERENCE 6.2.3 ASUS PC Probe Task Bar Icon Right-clicking the PC Probe icon will bring up a menu to open or exit ASUS PC Probe and pause or resume all system monitoring. When the ASUS PC Probe senses...
6. SOFTWARE REFERENCE 6.3 ASUS Live Update ASUS LiveUpdate is a utility that allows you to update your motherboard’s BIOS and drivers. The use of this utility requires that you are properly con- nected to the Internet through an Internet Service Provider (ISP).
Backstep Frame Step Frame Previous Next Play Stop Configuration i-Power! Increase Volume CD Mode Mute Shuffle Decrease Volume Karaoke Next angle Next audio stream Next subtitle Add bookmark Capture frame Go-Up Repeat Menu Go to bookmark ASUS P4T-EM User’s Manual...
VLM 3 supports all the hardware devices that are compliant with Video for Win- dows standard. Video for Windows is a well-accepted and well-tested standard. Thus, users do not have to worry about compatibility issues. ASUS P4T-EM User’s Manual...
Start Playback Save Video File Snapshot to File Stop Recording / Playback Send Mail Start Recording Video Configuration Load Video File Pause Send Mail Increase MIC volume Decrease MIC volume Increase speaker volume Decrease speaker volume ASUS P4T-EM User’s Manual...
BIOS Setup program. The BIOS can be updated using the provided utility to copy a new BIOS file into the EEPROM. Bit (Binary Digit) Represents the smallest unit of data used by the computer. A bit can have one of two values: 0 or 1. ASUS P4T-EM User’s Manual...
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ROM can be electrically erased. Flash ROM is normally used for system BIOS, which initiates hardware devices and sets up necessary parameters for the OS. Since the flash ROM contents can be modified, users can easily update the BIOS.. ASUS P4T-EM User’s Manual...
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POST (Power On Self Test) Powering on the computer initiates the POST, a series of software-controlled diagnostic tests. The POST checks system memory, the motherboard circuitry, the display, the keyboard, the diskette drive, and other I/O devices ASUS P4T-EM User’s Manual...
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12Mbit/sec. USB 2.0 provides twice the transfer rate com- pared to USB 1.0 and competes with the 1394 standard. Wake-On-LAN Computer will automatically wake-up upon receiving a wake-up packet through a Network interface when it is under power soft-off, suspend or sleep mode. ASUS P4T-EM User’s Manual...
CPU Speed 56 IRQ XX Used By ISA 64 CPU Temperature 69 CyberLink PowerPlayer SE 83 JumperFree™ Mode 15 VideoLive Mail 84 CyberLink PowerPlayer SE Using 83 Keyboard Lock Switch Lead 40 CyberLink VideoLive Mail Using 84 ASUS P4T-EM User’s Manual...
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PS/2 Mouse Port 9 +12 69 +3.3 69 PWR Up On Modem Act 68 +5 69 VCORE 69 Quick Power On Self Test 71 Wake On LAN 69 Wake On Ring 68 Removable Device 70 Reset Switch Lead 40 ASUS P4T-EM User’s Manual...
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