Intel BOXDH55HC инструкция обслуживания

Intel ® Desktop Board DH55HC Product Guide Order Numbe r: E78886-0 02[...]

Revision History Revision Revision History Date -001 First rele ase of the Inte l ® Desktop Board DH55HC Product Guide October 2009 -002 Second release of the Intel ® Desktop Board DH55HC Product Guide March 2011 If an FCC declaration of conformity marking is present on the board, the following sta te ment applies: FCC Declaration of Conformity T[...]

iii Preface This Product Guide gives in formation about board layout, component installation, BIOS update, and regulatory requirements for Intel ® Desktop Board DH55HC. Intended Audience The Product Gu ide is intended for technically qualified personnel. It is n ot intended for general audiences. Use Only for Intended Applications All Intel Deskto[...]

Intel Desktop Board DH55HC Product Guide iv Terminology The table below gives descriptions of some common terms used in the product guide. Term Description GB Gigabyte (1,073,741,824 bytes) GHz Gigahertz (one billion hertz) KB Kilobyte (1024 bytes) MB Megabyte (1,048,57 6 bytes) Mb Megabit (1,048,576 bi ts) MHz Megahertz (one million hertz)[...]

v Contents 1 Desktop Board Features Supported Operat ing Systems.............................................................................. 11 Desktop Board Components................................................................................. 12 Proce ssor ....................................................................................[...]

Intel Desktop Board DH55HC Product Guide vi 2 Installing and Replacing Desktop Board Components Before Yo u Begin ............................................................................................... 27 Installation Precauti ons ....................................................................................... 28 Prevent Power Su ppl[...]

Contents vii A Error Messages and Indicators BIOS Erro r Codes ............................................................................................... 67 BIOS Error Messages .......................................................................................... 68 B Regulatory Compliance Safety St andards ................................[...]

Intel Desktop Board DH55HC Product Guide viii Tables 1. Feature Summary .......................................................................................... 9 2. Intel Desktop Board DH55HC Com ponents ....................................................... 13 3. LAN Connec tor LEDs .............................................................[...]

9 1 Desktop Board Features This chapter briefly describes the featu res of Intel ® Desktop Board DH55HC. Table 1 summarizes the major features of the Desktop Board. Table 1. Feature Summar y Form Factor ATX (304.80 millimeters [12.00 inches] x 243. 84 millimeters [9.60 inches]) Processor • Intel ® Core™ i7, Intel ® Core™ i5, Intel ® Core?[...]

Intel Desktop Board DH55HC Product Guide 10 Table 1. Feature Summar y (continued) Peripheral Interfaces • Twelve USB 2.0 ports: ― Six ports are implemented with stacked back panel connectors ― Six ports are implemented with three dual-port in ternal headers; one header supports an Intel Z-U130 USB Solid-State Drive (or c ompatible device) •[...]

Desktop Board Features 11 Supported Operating Systems The Desktop Board supports the fo llowing operating systems: • Microsoft Windows* 7 Ultimate 64-bit edition • Microsoft Windows 7 Ul timate 32-bit edition • Microsoft Windows 7 Home Basic 64-bit edition • Microsoft Windows 7 Home Premium 64-bit edition • Microsoft Windows 7 Home Premiu[...]

Intel Desktop Board DH55HC Product Guide 12 Desktop Board Components Figure 1 shows the approximat e location of the major co mponents on Intel Desktop Board DH55HC. Figure 1. Intel Desktop B oard DH55HC Components[...]

Desktop Board Features 13 Table 2. Intel Desktop Board DH55HC Components Label Description A PCI bus add-in card connector B PCI bus add-in connector C PCI bus add-in connector D PCI Express 2.0 x1 add-in card connector E Battery F PCI Express 2.0 x1 add-in card connector G PCI Express 2.0 x16 add-in card connector H Back panel connectors I 12 V pr[...]

Intel Desktop Board DH55HC Product Guide 14 Online Support For more information on Intel Desktop Board DH55HC consult the followin g online resources: • Intel Desktop Board DH55HC http://www.intel.com/produc ts/motherboard/DH55HC /index.htm • Desktop Board Support http://support.intel.com/support/motherboards/deskt op/DH55HC • Availab le conf[...]

Desktop Board Features 15 Main Memory NOTE To be fully compliant with all applicable Intel ® SDRAM memory specifi cations, the board should be populated wi th DIMMs that s upport the Se rial Presence Detect (SPD) data structure. If your memor y modu les do not support SPD, yo u will see a notification to this effec t on the screen at po wer up. Th[...]

Intel Desktop Board DH55HC Product Guide 16 High-Definition Multimed ia Interface* (HDMI*) The HDMI port supports standard, e nhanced , or high-definit ion video, plus mu lti- channel digital audio on a single cable. It is compatible wi th all ATSC and DVB HDTV standards and supports 8-channel digital audi o. The maximum supported resolution is 192[...]

Desktop Board Features 17 Audio Subsystem The board supports Intel High Definition Audio through a Realtek ALC888S audio codec as well as through th e HDMI interface. The Realtek ALC888S-based audio subsys tem provides the fol lowing features: • Advanced jack sense for the bac k panel audio connectors tha t enables the audi o codec to recognize t[...]

Intel Desktop Board DH55HC Product Guide 18 Figure 2. LAN Connector LEDs Table 3. LAN Connector LEDs LED LED Color LED State Indicates A (Link/Activity) Off LAN link is not established Green On LAN link is es tablished Blinking LAN activity is occurring N/A Off 10 Mb/s data rate Green On 100 Mb/s data rate B (Link Speed) Yellow On 1000 Mb/s d ata r[...]

Desktop Board Features 19 Expandability Intel Desktop Board DH55HC provides th e following expansion capabilit y: • One PCI Express 2.0 x16 port • Two PCI Express 2.0 x1 ports • Three PCI bus interfaces Legacy I/O The board’s Legacy I/O Controller prov ides the follo wing legacy features: • One serial port header • One parallel port hea[...]

Intel Desktop Board DH55HC Product Guide 20 Security Passwords The BIOS includes security feature s that restrict whether the BIOS Setup program can be accessed and who can boot the c omputer. A supervisor password a nd a user password can be set for the BIOS Setup and for booting the computer, with the following restriction s: • The supervisor p[...]

Desktop Board Features 21 Chassis Intrusion The board supports a chassis secur ity featur e that detec ts if the chassis cover has been removed. The security feature uses a me chanical switch on the chassis that can be connected to the chassis intrusion header o n the Desktop Board. See Figure 1 for the location of the c hassis intrusion header. Po[...]

Intel Desktop Board DH55HC Product Guide 22 Fan Headers The function/operation of the fa ns is as follows: • The fans are on when the board is in the ACPI S0 or S1 state. • The fans are off whe n the computer is in the A CPI S3, S4, or S5 state . • Each fan header is wi red to a tachometer input . • All fan headers support closed-loop fan c[...]

Desktop Board Features 23 The Desktop Board supports the PCI Bus Power Manage m ent Interface Specification . Add-in cards that su pport this specificatio n can participate in power management and can be used to wake th e computer. The use of Instantly Available PC technolo gy requires operating system support a nd PCI 2.2 compliant add-in cards, P[...]

Intel Desktop Board DH55HC Product Guide 24 Wake from USB NOTE Wake from USB requires the use of a USB peripheral that supports Wake from USB and an operating system that supports Wake from USB. USB bus activity wakes the computer from an ACPI S1 or S3 state. PCI PME# Signal Wake-up Support When the PME# signal on the PCI bus is asserted, the compu[...]

Desktop Board Features 25 Speaker A speaker is mounted on the Desktop Board. The speaker provides audible error code (beep code) information during the Power-On Self- Test (POST). Refer to Append ix A for a description of the board’s beep codes. Real-Time Clock Subsystem A coin-cell battery (CR2032) powers the re al-time clock and CMOS memory. Wh[...]

Intel Desktop Board DH55HC Product Guide 26[...]

27 2 Installing and Replacing Desktop Board Components This chapter tel ls you how to: • Install the I/O sh ield • Install and remove the Desktop Board • Install and remove a processor • Install and remove memory • Install and remove a PCI Express x16 card • Connect Serial ATA cables • Install an Intel Z-U130 USB Solid-Sta te Drive (o[...]

Intel Desktop Board DH55HC Product Guide 28 Installation Precautions When you install and test the Intel Desktop Board, observe all warnings and caut ions in the installat ion instructions . To avoid injury, be careful of: • Sharp pins on connectors • Sharp pins on printed circuit assemblies • Rough edges and sharp corners on the chassis • [...]

Installing and Replacing Desktop Board Components 29 Installing the I/O Shield The Desktop Board comes with a n I/O shield. When installed in the chassis, the shield blocks radio frequency t ransmissions, protects internal components from dust and foreign objects, and promotes corre ct airflow within the chassis. Install the I/O sh ield before inst[...]

Intel Desktop Board DH55HC Product Guide 30 Installing and Removing the Desktop Board CAUTION Only qualified technical personnel should perform t his procedure. Disconnect the computer from its powe r source before pe rforming the procedures described here. Failure to disconnect the powe r before you open the comput er can result in personal injury[...]

Installing and Replacing Desktop Board Components 31 Installing and Removing a Processor Instructions on how to install the processo r on the Desktop Board are given below. Installing a Processor CAUTION Before installing or removing a pro cessor, make sure the AC po wer has been removed by unplugging the power cord from the co mputer; the standby [...]

Intel Desktop Board DH55HC Product Guide 32 3. Rotate the socket lever to lift the lo ad plate away from the socket ( Figure 7, A). Make sure that th e load plate is in the fully open posit ion ( Figure 7, B) while being careful not to damage adjacent components. Figure 7. Lift the Lo ad Plate[...]

Installing and Replacing Desktop Board Components 33 4. Remove the protective socket cover from the socket by placin g your thumb against the front edge of the cover and resting your i ndex finger on the rear grip ( Figure 8, A). Lift t he front edge of the socket to di sengage the cover from the socket and lift the cover up and away from the socke[...]

Intel Desktop Board DH55HC Product Guide 34 5. Remove the processor from its protective cover. Hold the processor only at the edges, being careful not to touch the bottom o f the processor (see Figure 9). NOTE Do not discard the processor cove r. Always replace the processor cover if you remove the processor from the socket. Figure 9. Remove t he P[...]

Installing and Replacing Desktop Board Components 35 7. Lower the load plate over the processor wh ile leaving the socket lever in th e open position ( Figure 11). Figure 11. Lower the Load Plate 8. Lower the socket lever ( Figure 12, B) while making sure that the front edge of the load plate slides under the shoulder screw cap as the lever is lowe[...]

Intel Desktop Board DH55HC Product Guide 36 Installing a Processor Fan Heat Sink Intel Desktop Board DH55HC has mounting hole s for a processor fan heat sink. For instructions on how to attach the processor fan heat sink to the Desktop Board, refer to the boxed processor manual or boxed thermal solution manual. Connecting the Processor Fan Heat Sin[...]

Installing and Replacing Desktop Board Components 37 Installing and Removing System Memory Desktop board DH55HC has four 240-pin DDR3 DI MM sockets arranged as DIMM 0 and DIMM 1 in bo th Channel A and Channel B. NOTE A DIMM must be present in a t least one of the DIMM 0 so ckets when you are using only one or two DIMMs with a processo r that does n[...]

Intel Desktop Board DH55HC Product Guide 38 Figure 15. Example Dual Ch annel Memory Configuration with Four DIM Ms Three DIMMs If you want to use three DIMMs i n a dual-cha n nel configuration, inst all a matched pair of DIMMs equal in speed and size in the DI MM 0 (blue) so cket of channel A and the DIMM 0 (blue) sock et of channel B. Inst all the[...]

Installing and Replacing Desktop Board Components 39 Installing DIMMs To make sure you have the correct DIMM, place it on the i llustration of the DDR3 DIMM in Figure 17. All the notches shoul d match with the DDR3 DIMM. Figure 17. Use DDR 3 DIMMs[...]

Intel Desktop Board DH55HC Product Guide 40 To install a DIMM, follow these steps: 1. Observe the precautions in " Before You Begin" on page 27. 2. Turn off all peripheral devi ces connected to the computer. Tur n off the computer and disconnect the AC power cord. 3. Remove the computer’s cover an d locate the DIMM sockets (see Figure 1[...]

Installing and Replacing Desktop Board Components 41 Removing DIMMs To remove a DIMM, follow these steps: 1. Observe the precautions in " Before You Begin" on page 27. 2. Turn off all peripheral devi ces connected to the computer. Tur n off the computer. 3. Remove the AC power cord from the computer. 4. Remove the computer’s cover. 5. I[...]

Intel Desktop Board DH55HC Product Guide 42 4. Connect a monitor to the graphics card accor ding to the manufacturer’s instructions. Figure 19. Installing a PCI Express x16 Graphics Car d Removing a PCI Express x16 Graphics Card Follow these inst ructions to remove a PCI Express x16 graphics card from a connector: 1. Observe the precautions in &q[...]

Installing and Replacing Desktop Board Components 43 Figure 20. Removing a PCI E xpress x16 Graphics Card[...]

Intel Desktop Board DH55HC Product Guide 44 Connecting Serial ATA (SATA) Cables SATA cables support the Serial ATA protocol. Each cable can be used to connect one internal SATA drive to the Desktop Board. For correct cable function: 1. Observe the precautions in “ Before You Begin” on page 27. 2. Attach one end of the SATA cable to on e of the [...]

Installing and Replacing Desktop Board Components 45 Installing an Intel ® Z-U130 USB Solid-State Drive (or Compatible Device) An Intel Z-U130 USB Solid-State Drive (or co mpatible device) can be installed on the Desktop Board by using the onboa rd USB 2.0 header indicated in Figure 1, Y. This header provides support for the solid state drive. To [...]

Intel Desktop Board DH55HC Product Guide 46 Connecting to the Internal Headers Before connecting cables to any of the inte rnal headers, observ e the precautions in “ Before You Begin” on page 27. Figure 23 sho ws the location of the internal headers and co nnectors on Intel Desktop Board DH55H C. Figure 23. Internal Headers[...]

Installing and Replacing Desktop Board Components 47 Front Panel Audio Header The front panel audi o header shown in Fi gure 23, A supports both Intel High Definiti on (HD) Audio and AC ’97 Audio. Table 4 shows the pin assignments an d signal names for HD Audio and Tabl e 5 shows the pin assignments and signal names for AC ’97 Audio. Table 4. F[...]

Intel Desktop Board DH55HC Product Guide 48 S/PDIF Header Figure 23, C shows th e location of the S/PDIF output header. Table 7 shows the pin assignments and signal names for the S/PDIF output header. Table 7. S/PDIF Header Signal Names Pin Description 1 Ground 2 S/PDIF Out 3 Key (no pin) 4 +5 VDC Parallel Port Header Figure 23, D shows the locatio[...]

Installing and Replacing Desktop Board Components 49 Pin Standard Signal Name ECP Signal Name EPP Signal Name 23 PERROR PE, AC KREVERSE# PE 24 GROU ND GROUN D GR OUND 25 SELECT SELECT SELECT 26 KEY (no pin) KEY (no pin) KEY (no pin) Chassis Intrusion Header Figure 23, E shows the location of the chassis intrusion header. T his header can be connect[...]

Intel Desktop Board DH55HC Product Guide 50 Front Panel Header Figure 23, H shows the location of the front panel header. Table 12 shows the pin assignments and sign al names for the fro n t panel header. Table 12. Front Panel Header Signal N ames Pin Description In/Out Pin Description In/Out Hard Drive Activity LE D Power LED 1 Hard disk LED pull-[...]

Installing and Replacing Desktop Board Components 51 Figure 23, J shows the location of the fr ont panel USB 2.0 header (with Intel Z-U130 USB Solid-State Driv e (or Compatible Device) Support) and Table 14 shows its pin assignments and signal names. Table 14. Front Panel USB Header (wit h Intel Z-U130 USB Soli d-State Drive (or Compatible Device) [...]

Intel Desktop Board DH55HC Product Guide 52 Connecting to the Audio System After installing the Realtek audio dri ver from the Intel ® Express Installer DV D-ROM, the multi-chan nel audio feature can be en abled. Figure 24 shows the back pa nel audio connectors . The default connector assi gnments are shown in the table. Item Description A Line in[...]

Installing and Replacing Desktop Board Components 53 Connecting Chassis Fan and Power Supply Cables Connecting Chassis Fan Cables Connect chassis fan cables to the chassi s fan headers on the Desktop Board. Figure 25 shows the location of the chassis fa n headers. Figure 25. Location of t he Chassis Fan Headers[...]

Intel Desktop Board DH55HC Product Guide 54 Connecting Power Supply Cables CAUTION Failure to use an appropriate power supp ly and/or not connecting the 12 V po wer connector ( Figure 26, A) to the Desktop Board ma y result in da mage to the board or the system may not function properly. Figure 26 shows the location of the power connectors. The 2 x[...]

Installing and Replacing Desktop Board Components 55 Setting the BIOS Configuration Jumper NOTE Always turn off the power and unplug the power cord from the computer before moving the jumper. Moving the jumper wi th the power on may result in unreliable computer operation. Figure 27 shows t he location of the Desktop Board’s BIOS confi guration j[...]

Intel Desktop Board DH55HC Product Guide 56 The three-pin BIOS jumper block enables boar d configuration to be done in the BIOS Setup program. Table 16 sho ws the jumper setting s for the BIOS Setup program modes. Table 16. Jumper Settings for the BIO S Setup Program Modes Jumper Setting Mode Description Normal (default) (1-2) The BIOS uses the cur[...]

Installing and Replacing Desktop Board Components 57 8. Use the arrow keys to select Clear Passwo rds. Press <Enter> and Setup displays a pop-up screen requesting t hat you confirm clearing the password. Select Yes and press <Enter>. Setup displays the maintenance menu ag ain. 9. Press <F10> to save the curre nt values and exit Se[...]

Intel Desktop Board DH55HC Product Guide 58 OBS! Det kan oppstå eksplosjonsfare hvis batteriet skiftes ut med feil type. Brukte batterier bør kastes i henhold til g jeldende miljølovgivning. VIKTIGT! Risk för explosion om batteriet ersätts med fe laktig batterityp. Ba tterier ska kasseras enligt de lokala milj övå rdsbestämmelserna. VARO R?[...]

Installing and Replacing Desktop Board Components 59 AŚCIAROŽZNAŚĆ Існуе рызыка выбуху , калі заменены акумулятар неправільнага тыпу . Акумулятары павінны , па магчымас ці , перепрацоўвацца . Пазбаўляцца ад старых акумул[...]

Intel Desktop Board DH55HC Product Guide 60 ВНИМАНИ Е При использовании батареи несоответствующего типа существ ует риск ее взрыва . Батареи должны быть утилизированы по возможности . Утилиз ация батарей должн?[...]

Installing and Replacing Desktop Board Components 61[...]

Intel Desktop Board DH55HC Product Guide 62 To replace the battery, follow these steps: 1. Observe the precautions in " Before You Begin" (see page 27). 2. Turn off all peripheral devices connec ted to t he computer. Di sconnect the computer’s power cord from the AC power source (wall outlet or power adapter). 3. Remove the computer cov[...]

63 3 Updating the BIOS The BIOS Setup program can be used to vi ew and change the BIOS settings for the computer. You can ac cess the BIOS Setup program by pressing the <F2> key after the Power-On Self-Test ( POST) memory test begins and before the operating system boot begins. This chapter tel ls you how to updat e the BIOS by either us ing [...]

Intel Desktop Board DH55HC Product Guide 64 Updating the BIOS with the ISO Image BIOS Update File or the Iflash Memory Update Utility You can use the i nformation in this section to update the BIOS usi ng either the Iflash Memory Update Utility or t he ISO Image BIOS update file. Obtaining the BIOS Update File You can update to a new version of the[...]

Updating the BIOS 65 Updating the BIOS with the ISO Image BIOS Update File The ISO Image BIOS update allows for the update of an Intel ® Desktop Board BIOS to the latest product ion release regardless of the operat ing system installed on t he computer's hard drive and without the need to remove the BIOS configuration jum per. It requires a b[...]

Intel Desktop Board DH55HC Product Guide 66 Updating the BIOS with the Iflash Memory Update Utility With the Iflash Memory update utility you can u pdate the system BIOS from a bootable CD-ROM, bootable USB flash drive, or other bootable USB media. The utility available on the Intel World Wide Web site provides a si mple method for creating a boota[...]

67 A Error Messages and Indicators Intel Desktop Board DH55HC report s POST errors in two ways: • By sounding a beep code and b l inking the front pa nel power LED • By displaying an error message on the monitor BIOS Error Codes Whenever a recoverable error occurs duri ng POST, the BIOS causes the board’s speaker to beep and the front panel p[...]

Intel Desktop Board DH55HC Product Guide 68 Table 18. Front-panel Power LED Blink Codes Type Pattern Note F2 Setup/F10 Boot Menu Prompt None BIOS update in progress Off when the update begins, then on for 0.5 seconds, then off for 0.5 seconds. The pattern repeats until the BIOS update is complete. Video error (no add- in graphics card instal led) O[...]

69 B Regulatory Compliance This appendix contain s the following regu latory compliance informat ion for Intel Desktop Board DH55HC: • Safety standards • European Union Declaration of Conformity statement • Product Ecology statements • Electromagnetic Compatibili ty (EMC) regulations • Product certificati ons Safety Standards Intel Deskto[...]

Intel Desktop Board DH55HC Product Guide 70 European Union Declaration of Conformity Statement We, Intel Corporation, declare u nder our sole responsibilit y that the product Int el ® Desktop Board DH55HC is in conformity with all applicab le essential requiremen ts necessary for CE marking, following the provisions of the European Council D irect[...]

Regulatory Compliance 71 Lietuvi ų Šis produktas atitinka Europos direktyv ų 2004/108/EC ir 2006/95/EC nuostatas. Malti Dan il-prodott hu konformi mal-pr ovvedimenti tad-Direttivi Ewro pej 2004/108/EC u 2006/95/EC. Norsk Dette produktet er i henhold t il bestemmelsene i det europeisk e direktivet 2004/108/EC & 2006/95/EC. Polski Niniejszy pr[...]

Intel Desktop Board DH55HC Product Guide 72 Deutsch Als Teil von Intels En gage ment für den Umwel tschutz ha t das Unternehmen das Intel Produkt-Recyclingprogramm i mplementiert, das Einzel handelskunden vo n Intel Markenprodukten ermöglicht, gebrauchte Produkte an ausgew ählte Standorte für ordnungsgemäßes Recycling zurückzugeben. Details [...]

Regulatory Compliance 73 Portuguese Como parte deste compromisso com o respei to ao ambi ente, a Intel implementou o Programa de Reciclagem de Produtos para que os consum idores finais possam en viar produtos Intel usados para locais s elecionad os, onde esses produtos são reciclados de maneira adequada. Consulte o site http://www.intel.com/intel/[...]

Intel Desktop Board DH55HC Product Guide 74 Lead-free 2LI/Pb-free 2LI Board The electronics indust ry is transitioning to European Un ion (EU) Restriction of Hazardous Substances (RoHS)-compliant pro d ucts. The RoHS legis lation restricts the use of six materials. One of these restrict ed materials is lead. Lead is t he most common and problematic[...]

Regulatory Compliance 75 Table 21. Lead-Free Sec ond Level Interconnect Marks Description Mark This symbol is used to identify electrical and electroni c assemblies and components i n which the Pb concentration level in the Des ktop Boar d substrate and the solder connections from the board to the components (second-level interconnect) is not great[...]

Intel Desktop Board DH55HC Product Guide 76 China RoHS “China RoHS” is the t erm used by industry generally to describe legislation implemented by the Ministry of Information Industry (MII) in t he People's Republic of China for the cont rol of pollution by electronic in formation products (EIP). The official title of the China RoHS regula[...]

Regulatory Compliance 77 The China MII stipulates that a material Self Decl aration Table (SDT) must be included in a product’s user documentati on. The SDT fo r Intel Desktop Board DH55HC is shown in Figure 29. Figure 29. Intel Desktop B oard DH55HC China RoHS Mat erial Self Declaration Table[...]

Intel Desktop Board DH55HC Product Guide 78 EMC Regulations Intel Desktop Board DH55HC complies wi th the EMC reg ulations stated in Table 23 when correctly inst alled in a compatible host system. Table 23. EMC Regulations Regulation (Class B) Title FCC 47 CFR Part 15, Subpart B Title 47 of the Code of Federal Regul ations, Part 15, Subpart B, Radi[...]

Regulatory Compliance 79 Korean Class B statemen t translation: This is househ old equipment that is certif ied to comply with EMC requirement s. You may use this equipment in residential environments and other non-residenti al environments. Ensure Electromagnetic Compatibility (EMC) Compliance Before computer integration, make sure th at the power[...]

Intel Desktop Board DH55HC Product Guide 80 Product Certifications Board-Level Certification Markings Intel Desktop Board DH55HC h as the product certificatio n markings shown in Table 24. Table 24. Product Certification Markings Description Mark UL joint US/Canada Recognized Comp onent mark. Includes adjacent UL file number for Intel Desktop Board[...]

Regulatory Compliance 81 Chassis and Component Certifications Ensure that the chassis and certain componen ts; such as the power supply, peripheral drives, wiring, and cables; are components certified for the coun try or market where used. Agency certification marks on the product are proof of certification . Typical product certificatio ns include[...]

Intel Desktop Board DH55HC Product Guide 82[...]