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Scientific Atlanta Power Supply Unit manuel d'utilisation

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Table des matières du manuel d’utilisation

  • Page 1

    Dense QAM Array Power Supply Unit[...]

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    Please Read This Entir e Guide Important Please read this entire guide before yo u install or operate this p roduct. Give particular attention to all safety statements.[...]

  • Page 3

    Dense QAM Array Power Supply Unit[...]

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    Notices Trademark Acknowledgments · Continuum DVP, “Bringing the Interact ive Experience Home ”, and SciCare are trademarks of Scient ific-Atlanta, Inc. · Scientific-Atlanta, the Scientific-Atl anta logo, Continuum, and Mercury are registered trademarks of Scientific-Atlanta, Inc. · All other trademarks shown are trademarks of their respecti[...]

  • Page 5

    Contents Safety Prec autions ............................................................................................................................... ...... iv Guidelines for Users........................................................................................................... ......................... v Guidelines for Servi ce Per[...]

  • Page 6

    Safety Precautions Read and Retain Instructions All electrically powered u nits can be danger ous. We have taken great care to ensure safety during the design and production of our units. Incorrect installation, handling or component replacement can , however, impair safety. Safety guidelines in this manual and labels or instru ctions on the unit a[...]

  • Page 7

    Guidelines for Users Precautions The following precautions ar e applicable to users: To prevent electrical shock or fire hazard: · Do n ot remove covers. · No operator serviceable parts in side. · Refer servicing to qualified personnel. · Do not expose this unit to rain or moisture. · Disconnect the main- and backup-p ower before changing fuse[...]

  • Page 8

    Guidelines f or Service Per sonnel General The specific warnings and prec autions in the sections below are app licable to service perso nnel. Requirements for the Installation Site You should select the installation site carefu lly. Observe the following rules: · Protective Earth The protective earth lead of the buildin g installation should comp[...]

  • Page 9

    Guidelines f or Service Per sonnel, Continued Fire Hazard Incorrect use or installation of electrical equipment can ca use a risk of fire. Be aware of the following: · Ventilation Slots and openings in th e product housin g are provided for ventilation. Do not block these openings and slot s as insufficient airflow can be unsafe and cause fire. ·[...]

  • Page 10

    Guidelines f or Service Per sonnel, Continued EMC To meet the EMC requirem ents of Directives 89/336/ EEC and 93/68/EEC you must use correctly shielded cables of good qua lity for all external connections, except the power, when installing the unit. Observe the following rules: · Make sure that all multi-connector cabl es have conductive co nnecto[...]

  • Page 11

    W arranty and Disclaimer Statement Scientific-Atlanta (S-A) warrants good titl e to any hardware furnished by it. S-A warrants that during the Warr anty Period as defined below services will be performed in a good and workman like manne r. S-A also warrants that during the Warranty Period, each item S-A delivers (other than separately licensed soft[...]

  • Page 12

    W arranty and Disclaimer, Continued Customer acknowledges its responsibility to use all r easonable methods to prove out and thoroughly test th e operation of and ou tput from Licensed So ftware prior to its use in Customer's operations. Unless otherwise provided in a separate wr it ing, and subject only to the warranty of this Section, S-A is[...]

  • Page 13

    Preface About This Guide Introduction This guide provides the needed techn ica l information to install the Dense QAM Array Power Suppl y Uni t (PSU) . Audience The audience of this user manual includ es users ( operators ) and service personnel who are responsible for the installation, operation and service of the Dense QA M Array PSU. For further[...]

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    Chapter 1 Introduction Overview Introduction This chapter provides a description of the Dense QAM A rray Power Supply U nit (PSU) and the pro duc t identification. In This Chapter This chapter contains the following topics. Topic See Page About the Dense QAM Array PSU 1-2 Product Identification 1-4 6984278 Rev A Intro duct ion 1-1[...]

  • Page 16

    About the Dense QAM Array PSU General The Dense QA M Array Power Suppl y Unit ( P SU) is a part of the Continuum DVP™ Dense QAM Array system or of th e Mercury™ Dense QAM Array system. Th is PSU generates two 12 V DC supply voltages. On e 12 V DC voltage (12 VA) supplies Dual QAM Card 1 up to 4 and the other (12 VB) Dual QAM Card 5 up to 8. Two[...]

  • Page 17

    About the Dense QAM Ar ray PSU, Continued Features and Benefits The standard features and benefits for the 100 - 240 V AC version PSU are: · Universal AC input · Inrush current limited, overvoltage protection an d thermal shutdown · Quasi -PFC · 2 non-isolated fully protected 12 V DC outputs · High efficiency · High reliability Indication LED[...]

  • Page 18

    Product I dentificat ion General Products can be identified by means of the ID label attached to the product. The following inform ation is available on the label(s). · Compan y address · Model number · Serial number · Part number · Nominal supply voltage · Maximum curren t Under some circumstances yo u might need this informat ion. For examp[...]

  • Page 19

    Chapter 2 Installation Overview Introduction This chapter describes the installation of a Dense QAM Array P ower Supply Module (PSU) in the chassis. It is assumed that all safety prec autions and guidelines have been followed prior to performing the inst allation procedures in this chapter. It is recommended that the entire in stallation procedure [...]

  • Page 20

    Installi ng the Dense QAM Arr ay PSU Introduction The PSU is positioned in the right most PCB slot of th e Continuum DVP™ Den se QAM Array Chassis or of the Mercury™ Dense QAM Array Chassis. The following illustration shows the PSU slot in the chassis. PSU Modul e position 1 2 3 4 5 6 7 8 Observe the following cautions when installing the PS U.[...]

  • Page 21

    Installi ng the Dense QAM Arr ay PSU, Continued To Install the Dense QAM Array PSU When you have read the safety guidelines and precautions, you are ready to install the PSU in th e Continuum DVP Den se QAM Array Chassis or in the Mercury Dense QAM Array Chassis. Perform the following procedur e to install the PSU. 1. Unpack the PSU. CAUTION: Follo[...]

  • Page 22

    Installi ng the Dense QAM Arr ay PSU, Continued 4. Push the unit carefu lly in to the back-plane connector. 5. Close the front cover and tighten the three screws. CAUTION: The six fans mounted on the front cover of the chassis assure sufficient cooling of the system only when th e hinged front cover is cl osed. During operation of the system the fr[...]

  • Page 23

    Removing the PSU from the chassis To Remove a Dense QAM Array PSU When you have read the safety guidelines and precautions, you are ready to remove the PSU from th e Continuum DVP Den se QA M Array Chassis or from the Mercury Dense QAM Array Chassis. Perform the follow ing steps to remove the PSU f rom the chassis: 1. Loosen the three screws at the[...]

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    Chapter 3 Customer Information Overview Introduction This chapter contains info rmation on obtainin g product support and returning damaged products. In This Chapter This chapter contains the following topics. Topic See Page Customer Information 3-1 Returning Products 3-4 6984278 Rev A Custo mer Info rmation 3-1[...]

  • Page 26

    Product Suppor t Obtaining Support IF you have… THEN… general questions about this product Contact your distributor or sales agent for pro duct inform ation. technical questions about this prod uct Contact the customer services department. Assistance Centers Use the following table to find the assistance center in your area. Region Assistance C[...]

  • Page 27

    Product Suppor t, Continued Asia BarcoNet Sdn. Bhd– Malaysia- a Scientific- Atlanta company Lot L1-E-3B Enterprise 4—Te chnology Park Malaysia—Lebuhraya Puchong-Sg. Besi Bukit Jalil 57000 Kuala Lumpur Malaysia Telephone Fax E-mail 60 3 8996 1988 60 3 8996 1988 support.my@barconet.com 6984278 Rev A Custo mer Info rmation 3-3[...]

  • Page 28

    Returning Pr oducts Introduction The procedure to return a product depends on th e region where you are located. If you are located in North, South, or Central America, you should follow the procedure Returnin g the Produ ct to Scientific-Atlanta - North, South, or C entral America. If you are located in a region ou tside America, you should follow[...]

  • Page 29

    Returning Pr oducts, Continued 4. Telephone SciCare Broa dband Services to request an RMA number. Are you located within the Un ited States? · If yes, call 1-800-722-2009. · If no, call 1-770-236-5300 5. Provide the following in formation to the customer servic e representative: · P roduct model number and/or part number · Number of products to[...]

  • Page 30

    Returning Pr oducts, Continued Packing and Shipping the Product Follow these steps to pack the product and ship it to Scientific-Atlanta. 1. Are the product’s origin al container and packin g material available? · If yes, pack the product in the contai ner using the packing material. · If no, pack the product in a sturdy, co rrugated box, and c[...]

  • Page 31

    Returning Pr oducts, Continued Returning the Product to Barc oNet - Europe or Asia Use the following procedure to return a unit for repair. 1. Contact the nearest customer services ce nter to obtain a Return Authorization Number (RAN). The customer services rep resentative will ask for the unit’s serial number, which is required to gener ate the [...]

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  • Page 33

    Appendix Appendix A—Technical Specifications[...]

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    [...]

  • Page 35

    Appendix A Technical Specifications Specifications Introduction The following tables list the technical spec ifications of the Dense QAM Array Power Supply Uni t Note: Technical specifications are subjec t to change without prior notice. Environment Specifications Item Specification Ambient temperature range: · Within specs 10 to 40°C /50 to 104?[...]

  • Page 36

    Specifications, Continued Electrical Specifications Item Specification Input voltage range 100 - 120 / 200 - 240 V AC Output Two non-isolated outputs 12 V DC Output voltage: 12.25 ± 0.25 V (± 2%) No adjustments necessary. Maximum Spec. SMPS (wi th forced air- cooling) 6.25 A on each output (150 W output power) Maximum Load in application 5.2 A (1[...]

  • Page 37

    Glossary Term, Acronym, Abbreviation Meaning DVP Digital Video Platform EIA Electronic Industries Association EMC ElectroMagnetic Compatibility ESD Electrostatic Discharge LED Light Emitting Diode PCB Printed Circuit Board PSU Power S upply Unit QAM Quadrature Amplitude Modulation RAN Return Authorization Number RMA Return Material Authorization SM[...]

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    W ant MORE ? www. scientific atlanta .com Now T T A A L L K K to someone United States Scientific Atlanta, Inc ., 5030 Sugarloaf Parkway, Box 465447, Law r encev ille, GA 30042; Tel: 770.903.5000 Europe Scient ific Atlanta Eur ope GmbH, Wester bachst rass e 28, 61476 Kronber g, Germany; Tel: 49.6173. 928.000 BarcoNet n.v. - Belgium, Lui paardstr aa[...]