Manuale d’uso / di manutenzione del prodotto D845PEMY del fabbricante Intel
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Intel ® Desktop Board D845PEMY Product Guide Order Number: C8202 9 -001.
Revision History Revision Re vision History Date -001 First release of the Intel ® Desktop Board D845PEMY Product Guide July 2004 If an FCC declaration of conformity marking is present on the board, the following statement applies: FCC Declaration of Conformity This device complies with Part 15 of the FCC Rules.
iii Preface This Product Guide gives information about board layout, component installation, BIOS update, and regulatory requirements for Intel ® Desktop Board D845PEMY. Intended Audience The Product Guide is intended for technically qualif ied personnel.
Intel Desktop Board D845PEMY Product Guide iv Terminology The table below gives descriptions to some common term s used in the product guide. Term Description GB Gigabyte (1,073,741,824 bytes) GHz Gig.
v Content s 1 Desktop Board Features Desktop Board Components ................................................................................................. 11 Processor ..............................................................................
Intel Desktop Board D845PEMY Product Guide vi Connecting Hardware Control and Power Cables ................................................................ 35 Connecting Fans ............................................................................
Contents vii Tables 1. Feature Summary ............................................................................................................. 9 2. Desktop Board Components ........................................................................
Intel Desktop Board D845PEMY Product Guide viii.
9 1 Desktop Board Features Table 1 describes the major features of Intel ® Desktop Board D845PEMY. Table 1. Feature Summary Form Factor MicroATX at 9.
Intel Desktop Board D845PEMY Product Guide 10 NOTE For information about this Intel desktop board, including the Technical Product Specification (TPS), BIOS updates, and device drivers, go to the Intel World Wide Web site at: http://support.
Desktop Board Featu res 11 Desktop Board Components Figure 1 shows the approximate location of the major com ponents on Desktop Board D845PEMY. OM17235 F E I J K L N O P Q H C A G B Line In USB D S R M Figure 1.
Intel Desktop Board D845PEMY Product Guide 12 Table 2. Desktop Board Components Item Description A 12 V power connector B Rear chassis fan header C Processor socket D Processor fan header E DIMM socke.
Desktop Board Featu res 13 Processor CAUTION Failure to use an ATX12V or SFX-12V power supply, or not connecting the additional power supply lead to Desktop Board D845PEMY may resu lt in damage to the desktop board and/or power supply. Desktop Board D845PEMY supports a single Intel Pentium 4 processor or Intel Celeron processor.
Intel Desktop Board D845PEMY Product Guide 14 Main Memory NOTE To be fully compliant with all applicable Intel ® SDRAM memory specification addendums, the desktop board should be populated with DIMMs that support the Serial Presence Detect (SPD) data structure.
Desktop Board Featu res 15 Intel ® D845PE Chipset The Intel D845PE chipset consists of the following: • Intel 82845PE Memory Controller Hub (MCH) with AHA bus • Intel 82801DB I/O Controller Hub (.
Intel Desktop Board D845PEMY Product Guide 16 LAN Subsystem The Intel 82562ET (with the Intel 82801DB ICH4) provides a Fast PCI LAN subsystem providing both 10Base-T and 100Base-TX connectivity.
Desktop Board Featu res 17 BIOS The BIOS provides the Power-On Self-Test (POST), the BIOS Setup program, the PCI and IDE auto-configuration utilities, and the video BIOS. The BIOS is stored in the firmware hub. The BIOS can be updated by following the instructions in Chapter 3 on page 45.
Intel Desktop Board D845PEMY Product Guide 18 Chassis Intrusion The board supports a chassis security feature that de tects if the chassis cover has been removed. The security feature uses a mechanical switch on th e chassis that can be c onnected to the chassis intrusion header on the desktop board.
Desktop Board Featu res 19 Instantly Available PC technology enables the board to enter the ACPI S3 (Suspend-to-RAM) sleep state. While in the S3 sleep state, the computer will appear to be off. When signaled by a wake-up device or event, the system quickly returns to its last known awake state.
Intel Desktop Board D845PEMY Product Guide 20.
21 2 Inst alling and Replacing Desktop Board Component s This chapter tells you how to: • Install the I/O shield • Install and remove the desktop board • Install and remove a processor • Insta.
Intel Desktop Board D845PEMY Product Guide 22 Follow these guidelines before you begin: • Always follow the steps in each pr ocedure in the correct order. • Set up a log to record information about your computer, such as model, serial num bers, installed options, and conf iguration information.
Installing and Replacing Desktop Board Components 23 • Keying connectors when mating the wrong connectors could be hazardous If the power supply and other modules or peripherals, as applicable, are not Class B EMC compliant before integration, then EMC testing is required on a representative sample of the newly completed computer.
Intel Desktop Board D845PEMY Product Guide 24 Related Links: For information about replacing the ba ttery, go to page 41 in Chapter 2. Use Only for Intended Applications All Intel desktop boards are evaluated as Inform ation Technology Equipment (I.T.
Installing and Replacing Desktop Board Components 25 Installing and Removing the Desktop Board WARNING This procedure should be done only by qualifie d technical personnel. Disconnect the computer from its power source before performing the procedures described here.
Intel Desktop Board D845PEMY Product Guide 26 Installing and Removing a Processor Instructions on how to install the processor to the desktop board are given below. Installing a Processor CAUTION Before installing or removing the processor, ma ke sure that AC power has been removed by unplugging the power cord from the computer.
Installing and Replacing Desktop Board Components 27 Connecting the Processor Fan Heatsink Cable Connect the processor fan heatsink cable to the processor fan header (see Figure 5).
Intel Desktop Board D845PEMY Product Guide 28 Installing and Removing an AGP Card CAUTION When installing any AGP card in the desktop board, ensure that it is fully seated in the AGP connector before you power on the system. If the ca rd is not fully seated in the AGP connector, an electrical short may result across the AGP c onnector pins.
Installing and Replacing Desktop Board Components 29 Installing and Removing DIMMS CAUTION To be fully compliant with all applicable In tel SDRAM memory specification addendums, the board requires DIMMs that support the Serial Presence Det ect (SPD) data structure.
Intel Desktop Board D845PEMY Product Guide 30 4. Make sure the clips at either end of the DIMM socket(s) are pushed outward to the open position. 5. Position the DIMM above the socket. Align th e two small notches in the bottom edge of the DIMM with the keys in the socket (see inset in Figure 7).
Installing and Replacing Desktop Board Components 31 For correct function of the cable: 1. Observe the precautions in “Before You Begin” on page 21. 2. Attach the cable end with the single blue c onnector to the desktop board (see Figure 8, A). 3.
Intel Desktop Board D845PEMY Product Guide 32 Connecting Internal Headers Follow the instructions below to connect the US B, power LED, and front panel solutions.
Installing and Replacing Desktop Board Components 33 Installing a Front Panel Audio Solution Table 6 shows the pin assignments for the front panel audio header.
Intel Desktop Board D845PEMY Product Guide 34 Connecting the Front Panel Header Before connecting the front panel header, observe the precautions in “Before You Begin” on page 21. Table 7 shows the pin assignments for the front panel header. Table 7.
Installing and Replacing Desktop Board Components 35 Connecting Hardware Control and Power Cables Figure 10 shows the location of the chassis intrusi on header, fan headers, and power connectors.
Intel Desktop Board D845PEMY Product Guide 36 Connecting Fans See Figure 10 for fan header locations. Connect the processor’s fan heatsi nk cable to the processor fan header on the board.
Installing and Replacing Desktop Board Components 37 Locating the Add-in Card and Peripheral Interface Connectors Figure 11 shows the location of the PCI bus add-in card, AGP, diskette drive, and IDE connectors.
Intel Desktop Board D845PEMY Product Guide 38 Setting the BIOS Configuration Jumper Block Figure 12 shows the location of the BIOS configuration jumper block. OM17243 1 3 J9H2 Figure 12. Location of the BIOS Configuration Jumper Block The three-pin BIOS jumper block enables all board configurations to be done in BIOS Setup.
Installing and Replacing Desktop Board Components 39 Clearing Passwords This procedure assumes that the board is installe d in the computer and the configuration jum per block is set to normal mode. 1. Observe the precautions in “Before You Begin” on page 21.
Intel Desktop Board D845PEMY Product Guide 40 Back Panel Connectors NOTE The line out connector, located on the back pane l, is designed to power either headphones or amplified speakers only. Poor audio quality ma y occur if passive (non-amplified) speakers are connected to this output.
Installing and Replacing Desktop Board Components 41 Replacing the Battery A coin-cell battery (CR2032) powers the real-time clock and CMOS memory. When the computer is not plugged into a wall socket, the battery has an estimated life of three years.
Intel Desktop Board D845PEMY Product Guide 42 PRECAUCIÓN Existe peligro de explosión si la pila no se cambia de forma adecuada. Utilice solamente pilas iguales o del mismo tipo que las recomendadas por el fabricante del equipo. Para deshacerse de las pilas usadas, siga igualmente las instrucciones del fabricante.
Installing and Replacing Desktop Board Components 43 AWAS Risiko letupan wujud jika bateri digantikan dengan je nis yang tidak betul. Bateri sepatutnya dikitar semula jika boleh. Pelupusan bateri terpak ai mestilah mematuhi peraturan alam sekitar tempatan.
Intel Desktop Board D845PEMY Product Guide 44 To replace the battery, follow these steps: 1. Observe the precautions in “Before You Begin” on page 21. 2. Turn off all peripheral devices connected to the computer. Disconnect the computer’s power cord from the AC power source (wall outlet or power adapter).
45 3 BIOS Using the BIOS Setup Program The BIOS Setup program is accessed by pressing the <F2> key after the Power-On Self-Test (POST) memory test begins and before the operating system boot begins. For the latest BIOS Setup menu options, go to the Intel World Wide Web site: http://support.
Intel Desktop Board D845PEMY Product Guide 46 BIOS update file contains New BIOS files, BIOS recovery files, and the Intel Flash Memory Update utility. You can obtain the BIOS update file through your computer supplier or by navigating to the D845PEMY page on the Intel World Wide Web site at: http://support.
BIOS 47 1. Turn off the computer, disconnect the comput er’s power cord, and disconnect all external peripherals. 2. Remove the computer cover and locate th e configuration jumper block (see Figure 12). 3. Remove the jumper from all pins as show n below to set recovery mode for Setup.
Intel Desktop Board D845PEMY Product Guide 48.
49 4 Desktop Board Resources Memory Map Table 10. System Memory Map A ddress Range (decimal) Address Range (hex) Size Description 1024 K - 2097152 K 100000 - 7FFFFFFF 2047 MB Ex tended Memory 960 K - .
Intel Desktop Board D845PEMY Product Guide 50 Interrupts Table 12. Interrupts IRQ System Resource NMI I/O channel check 0 Reserved, interval timer 1 Reserved, keyboard buffer full 2 Reserved, cascade .
51 A Error Messages and Indicators Desktop Board D845PEMY reports POST errors in two ways: • By sounding a beep code • By displaying an error message on the monitor BIOS Beep Codes The BIOS beep codes are listed in Table 13.
Intel Desktop Board D845PEMY Product Guide 52 BIOS Error Messages When a recoverable error occurs during the POST, the BIOS displays an error message describing the problem. Table 14. BIOS Error Messages Error Message Explanation GA20 Error An error occurred with Gate -A20 when sw itching to protected mode during the memory test.
Error Messages and Ind icators 53 Table 14. BIOS Error Messages (continued) Error Message Explanation Memory Size Decreased Memory size has dec reased since the last boot. If no memory w as removed, then memory may be bad. Memory Size Increased Memory size has increas ed since the last boot.
Intel Desktop Board D845PEMY Product Guide 54.
55 B Regulatory Compliance This appendix contains the following regulator y compliance information for Desktop Board D845PEMY: • Safety regulations • European Union Declaration of Conformity state.
Intel Desktop Board D845PEMY Product Guide 56 Dansk Dette produkt er i overensstemmelse m ed det europæiske direktiv 89/336/EEC & 73/23/EEC. Dutch Dit product is in navolging van de bepa lingen van Europees Directief 89/336/EEC & 73/23/EEC. Suomi Tämä tuote noudattaa EU-direktiivin 89/336/EEC & 73/23/EEC määräyksiä.
Regulatory Compliance 57 EMC Regulations Desktop Board D845PEMY complies with the EMC re gulations stated in Table 16 when correctly installed in a compatible host system. Table 16. EMC Regulations Regulation Title FCC Class B Title 47 of the Code of Feder al Regulations, Parts 2 and 15, Subpart B, Radio Frequency Devices.
Intel Desktop Board D845PEMY Product Guide 58 Product Certification Markings (Board Level) Desktop Board D845PEMY has the following product certification markings: Table 17. Product Certification Markings Description Mark UL joint US/Canada Recognized Component mark.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Intel D845PEMY è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Intel D845PEMY - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Intel D845PEMY imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Intel D845PEMY ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Intel D845PEMY, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Intel D845PEMY.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Intel D845PEMY. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Intel D845PEMY insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
