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Corporate Headquarters Cisco Systems, In c. 170 West Tasman Drive San Jose, CA 951 34-1706 USA http://www.ci sco.com Tel: 408 526-4000 800 553-NETS (638 7) Fax: 408 526-4100 Cisco A C/DC P o w er S ystem User Guide Re lease 1 .
THE SPECIFICATION S AND INFORMAT ION REGARDING THE PRODUCTS IN THIS MA NUAL ARE SUBJ ECT TO CHANGE WITHOUT NOT ICE. ALL STATEMENTS , INFORMATION, AND RECOMMENDATI ONS IN THI S MANUAL ARE BE LIEVED TO BE A CCURATE BUT ARE PRESENTED WI THOUT WARRANTY OF ANY KIND, EX PRESS OR IMPLIED.
iii Cisco AC/DC Power System User Guide, R1.0 May 2006 CONTENTS About this Guide xi Document Objectives xi Audience xi Document Organization xi Document Conventions xii Where to Find Safety and Warning Information xiii Obtaining Documentation xiii Cisco.
Contents iv Cisco AC/DC Power System User Guide, R1.0 May 2006 2.1.4 Installation Materials 2-2 2.2 Install AC/DC Power Sy stem Components 2-3 2.2.1 Install the System Sh elf 2-4 2.2.2 Install the 1 RU Distribution Shelf 2-6 2.2.2.1 Install the Commun i cations Cablin g (Optional) 2-7 2.
Contents v Cisco AC/DC Power System User Guide, R1.0 May 2006 4.2.2.2 Add Modules 4-2 4.2.2.3 Remove Modules 4-3 CHAPTER 5 System Troubleshooting 5-1 CHAPTER 6 System Parts List 6-1 APPENDIX A Transla.
Contents vi Cisco AC/DC Power System User Guide, R1.0 May 2006.
FI GU RE S vii Cisco AC/DC Power System User Guide, R1.0 May 2006 Figure 1-1 Cisco AC/DC Power System (with Optional 1RU DC Distribution Shelf) 1-2 Figure 1-2 Component Locations (Front View) on the S.
Figure s viii Cisco AC/DC Power System User Guide, R1.0 May 2006 Figure 2-23 Installing GMT Cabling 2-26 Figure 2-24 Installing Fuses 2-26 Figure 2-25 Installing Load Conn ections 2-27 Figure 3-1 Remo.
TABLES ix Cisco AC/DC Power System User Guide, R1.0 May 2006 Table 1-1 System Configurations 1-6 Table 1-2 Cabling Spe cifications 1-6 Table 1-3 Electrical Specifications 1-6 Table 1-4 Protection Spec.
Tables x Cisco AC/DC Power System User Guide, R1.0 May 2006.
xi Cisco AC/DC Power System User Guide, R1.0 May 2006 About this Guide This section e xplains objecti ves, intended audience, and organi zation of this publicat ion and describes con ventions that con vey instru ctions and other infor mation.
xii Cisco AC/DC Power System User Guide, R1.0 May 2006 About this Guide Document Conventions • Chapter 2, “System Installation,” p rovides the unpack ing procedure, safety considerati ons, installation process, system upgr ade information, and initial system startup fo r the po wer system.
xiii Cisco AC/DC Power System User Guide, R1.0 May 2006 About th is Gu ide Where to Find Safety and Warning Information Where to Find Safety and Warning Information For safety and w arning in formation, refer to the Cisco Optical T ran sport Pr oducts Safety and Compliance Information document that accompan ied the product.
xiv Cisco AC/DC Power System User Guide, R1.0 May 2006 About this Guide Documentation Feedba ck Y ou can order Cisco docu mentation in th ese ways: • Registered Cisco.com users (Cisco direct customers) can order Cisco pr oduct documentation from the Orderin g tool: http://www .
xv Cisco AC/DC Power System User Guide, R1.0 May 2006 About th is Gu ide Obtaining Technical Assistance or model name; b y tree vie w; or for certain prod ucts, by copyin g and pasting sho w command output. Search results sho w an illustration of you r product with the ser ial number label location highli ghted.
xvi Cisco AC/DC Power System User Guide, R1.0 May 2006 About this Guide Obtaining Additional Publ ications and Information Obtaining Additional Publications and Information Information about Cisco products, techno logies, and networ k solutions is av ailable from various onl ine and printed sources.
CH A P T E R 1-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 1 Introduction The Cisco A C/DC Power System is a rack- mounted, A C -to-DC po wer system that provides a scalable, compact solution for po wering optical platforms at site locations with only A C power av ailable.
1-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.1 System Shelf 1.1.1 System Shelf The A C/DC power system shelf consists of four rectif ier slots and system monitoring/control in terfaces.
1-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.2 Rectifier Modules Figure 1-3 sho ws a front view of the versio n of the system shelf that does not hav e an LCD screen. The optional 1 R U DC distributi on shelf is also sho wn.
1-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.3 GMT Fuses Figur e 1 -4 CSCO-PWR-RECT Rectifier Module 1.1.3 GMT Fuses The system shelf is equipped with a 10 -position GMT fuse panel. The GM T fuse panel h as a 50A maximum total capacity with a max imum fuse rating of up to 15A (for up to three positions).
1-5 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.5 System Configurations Figure 1 -6 1 RU Distribution Shelf The 1R U External Distributi on Shelf can accommodate up to four Series-T rip circuit breaker positions. These breakers ha ve “bullet t ype” connectors for quick connect and disconnect ( Figure 1-7 ).
1-6 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.6 General Specifications 1.1.6 General Specifications Ta b l e 1 - 2 pro vides cabling specif ications for the Cisco A C/DC Power System. Ta b l e 1 - 3 pro vides el ectrical s pecif ication s for the Ci sco AD/DC Power System.
1-7 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.1.6 General Specifications Ta b l e 1 - 5 pro vides status and alarm specificat ions for the Cis co A C/DC Power System . Ta b l e 1 - 6 pro vides mechanical specifications of the Cisco A C/DC Po wer System.
1-8 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.2 Safety Recommendations 1 1.2 Safety Recommendations Any de vice that uses electricity requir es proper guidelines to ensure safety . War ni n g Only trained and qualified pe rsonnel should be allowed to install, replace, or service this equipment.
1-9 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.2.1 Installation Warning Figur e 1 -8 ESD Wr ist Strap Connection P oint • K eep the system area clear and dust-fr ee during and after the installation. • Alway s check for possible hazards before be ginning work.
1-10 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.2.3 Electrical Safety Warnings War ni n g T o prevent airflow restriction , allow clearance around the ventilation openings to be at least 2.
1-11 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.2.3 Electrical Sa fety Warni ngs War ni n g Before working on a chassis o r working near power supplies, unplug the power cord on AC units; disconnect the power at the circuit breaker on DC units.
1-12 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 1 Introduction 1.2.3 Electrical Safety Warnings.
CH A P T E R 2-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 2 System Installation This prov ides step-b y-step instructions for installing a Ci sco A C/DC Po wer System. If you are installi ng a ne w system, begi n with the “2.1 Pre-Installation” sect ion on page 2-1 .
2-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.1.3 Installation and Commissioning Checklist • Insulated Phillips an d flathead scre wdrive r sets • Insulate.
2-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2 Install AC/DC Power System Components 2.2 Install AC/DC Power System Components The follo wing sections cont ain instructions for install ing components. Figure 2-2 sho ws a dra wing of t he Cisco A C/DC Power System without rectif iers.
2-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.1 Install the System Shelf Figur e 2-2 Cisco AC/DC P ow er Syst em Fr ont Vi ew 2.2.1 Install the System Shelf The system shelf should be installed first, follo wed by t he 1 R U Distrib ution Shelf (if this option is included as part of the installa tion).
2-5 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.1 Install th e System Shelf Figur e 2-3 ETSI Shelf Ear Mounts (system shelf and 1RU Distr ibution Shelf) Step 2 Move the system shelf to the de sired rack/cabinet slot (allowing 1R U above the shelf if a 1 R U Distribu tion shelf will be installed ).
2-6 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.2 Install the 1 RU Distribution Shelf Figure 2-5 1 RU Distr ibuti on Cable Dressing 2.
2-7 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.2 Install the 1 RU Distribution Shelf Figur e 2-6 1 RU Distr ibu tion Shelf Installation 2.2.2.1 Install the Communicat ions Cabling (Optional) If the po wer system is equi pped with the 1 R U Distribution Shelf, f ollow the instructions belo w .
2-8 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.2 Install the 1 RU Distribution Shelf Figur e 2-7 1 RU Distr i buti on Shelf Alar m Cabling 2.2.2.2 Install the DC Po wer Cabling (Optional) If the system is equip ped with the 1 R U Distrib ution Shelf, follo w the instruction s below .
2-9 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.3 Install the G round Cable Figur e 2-8 Installing 1 RU DC Cabling 2.2.3 Install the Ground Cable War ni n g This equipment must be grounde d. Never defeat the ground conductor or operate the eq uipment in the absence of a suita bly installed ground conductor .
2-10 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.3 Install the Groun d Cable 2.2.3.1 Install the Cabinet/Rack Ground The equipment rack should be bo nded to the b uilding principal gr ound b usbar .
2-11 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.2.3 Install the G round Cable Figur e 2-1 0 Installing the Sy stem Shelf Gr ound Step 5 Determine if the syst em is equipped wi th the optional 1 R U Distribu tion Shelf; if so, cont inue with the “2.
2-12 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3 Install AC Power Cables Figur e 2-1 1 Installing the 1 RU Distr ibution Shelf Ground 2.3 Install AC Power Cables Each rectif ier in the system shelf is i ndi vidua lly po wered through a 110 /230 V A C single phase 15A circuit and dra ws a maximum of 9.
2-13 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3 Install AC Pow er Cable s – International Electromech anical Commiss ion (IEC) – Any local or site specific codes – EN60950 War ni n g Installation of the equipment must comply with local and national electrical codes.
2-14 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3 Install AC Power Cables Figure 2-12 Installing the A C Cable Shelf Step 7 After attaching the A C cables , route the cables at the rear of the sh elf using the supplied tie-of fs to secure the cables and exit at the sides of the shelf ( Figure 2-13 ).
2-15 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3 Install AC Pow er Cable s Figur e 2-13 Routing A C Cables Step 8 A C cabling is routed through either sid e of the system shelf and secured using tie of f points.
2-16 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3.1 Install the Rectifiers 2.3.1 Install the Rectifiers T o install the rectif iers in the Cisco A C/DC Power System: Step 1 Locate the first (left-most wh en vie wed from the front) rectifi er install location .
2-17 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.3.1 Install the Rectifiers Figur e 2-14 Installing a Rectifier Step 6 T ighten the handle-mounted common scre ws into the rectifier to ensure a firm co nnection ( Figure 2-14 #2).
2-18 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4 Install Circuit Breakers Figure 2-15 Removing a Re ctifier Blank F aceplate Step 8 Install additional rect ifiers using t he instructions in Steps 2 through 5 . For more information on i nstalling re ctif iers in a po wered system, see the “4.
2-19 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4 Install Circuit Breakers Figur e 2-16 Cir cuit Br eak er On/Off P ositions Step 2 Remove the 1 R U Distribution Shelf f aceplate by lo osening the two thumbscre w s on the shelf faceplate ( Figure 2-17 ).
2-20 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4 Install Circuit Breakers Step 5 Gently glid e the breaker so that th e quick disc onnect plugs a re aligned w ith the mou nting holes ( Figure 2-18 ).
2-21 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4.1 Install the Alarm Cable Step 8 Replace the 1 R U Distribu tion Shelf faceplate and tighten the thumbscre ws. 2.4.1 Install the Alarm Cable The follo wing e xplains ho w to install alarm communi cation cabling to the Ci sco A C /DC Po wer System Controller .
2-22 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4.1 Install the Alarm Cable Figure 2-19 Removing the Controller Faceplate Step 2 Slide the drawer out and aw ay from the syst em shelf to access the alarm interface board.
2-23 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.4.1 Install the Alarm Cable Figur e 2-20 Installing an Alar m Cable Step 4 Alarm contacts labeled 1 thro ugh 4, NO, C, and NC refer to the OFF state of the po wer system and alarmed condition ( Ta b l e 2 - 6 ).
2-24 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.5 Install Load-and-Re turn Connections Figur e 2-21 Alar m Boar d Connection P oints Step 7 Reinsert the terminal block ( Figu re 2-20 #3).
2-25 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.5.1 Install GMT Fuse Connections 2.5.1 Install GMT Fuse Connections Load connections to th e GMT fuse panel are made us ing spring loaded terminals that do not requi re the use of conne ction lugs .
2-26 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.5.2 Install 1 RU Distri bution Shelf Lo ad Connections Figur e 2-23 Installing GMT Cabling Step 4 Connect cables to equ ipment that requires the sup pli ed DC Power per that eq uipment’ s specifications.
2-27 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.5.2 Install 1 RU Distribu tion Shelf Load Connections Step 1 Select the wire gauge fo r the application.
2-28 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.6 System Upgrades Step 8 Repeat for add itional DC ca bling. 2.6 System Upgrades If the installation is an upgrade o f a pre-existin g system, the follo wing sections giv e a list of the procedures needed to upgrade the system: • 2.
2-29 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.6.3 Medium to Large System Upgrade 2.6.3 Medium to Large System Upgrade T o upgrade a me dium system (3 rect ifi.
2-30 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 2 System Installation 2.6.4 Small to Large System Upgrade.
CH A P T E R 3-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 3 Component Replacement This chapter cont ains information about rep lacing Ci sco A C/DC Power Syst em components in the f ield. Consult this chapter in the e vent of a system malfunction.
3-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Compone nt Replacement 3.2.1 Replace the 1 RU Distribution Shelf Figur e 3-1 Removing the 1 RU DC Cable Step 5 Locate the distribution alarm cable at the rear of the 1R U DC Distribution Shelf.
3-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Component Replacement 3.2.2 Replace the Controller Tray Figur e 3-2 Removing the 1 RU Distr ibution Shelf Step 12 Slide the 1R U Distribution Shel f away from the cabinet/rack. Step 13 T o reinstall a replacement 1R U Distribution Shelf, comlete the “2.
3-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Compone nt Replacement 3.2.2 Replace the Controller Tray Figure 3-3 Removing the Contr oller F a ceplate Step 3 Slide the controll er tray out and aw ay from the system shelf to access the Alarm Interface Board ( Figure 3-3 #2).
3-5 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Component Replacement 3.2.2 Replace the Controller Tray • –J15 termin al block • – J14/J13 terminal blocks Figure 3-4 Removing .
3-6 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Compone nt Replacement 3.2.3 Replace Circuit Breakers • J8 termin al block ( Figure 3-4 or Figure 3-5 #4) • J1 Ethernet cable ( Fig.
3-7 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Component Replacement 3.2.3 Replace Circuit B reakers Figur e 3-7 Removing the 1 RU Distr ibution Shelf Faceplat e Step 3 Locate the breaker that is to be removed. Step 4 Grasp the breaker f irmly at the front and pull out until the qui ck disconnects diseng age from their mounts.
3-8 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Compone nt Replacement 3.2.4 Replace a Rectifier Figure 3-8 Removing a Cir cuit Br eake r Step 5 Remov e the alarm cable connections fro m the rear of the breaker ( Fi gure 3-8 ). Step 6 Pull the breaker straight out fro m the 1R U Distribution Sh elf.
3-9 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Component Replacement 3.2.4 Replac e a Rectifier Figur e 3-9 Removing a Rectifier Step 4 Grasp the hand le and gently pull the mod ule out and away from the sh elf. Caution The rectifier mo dule may be hot when bein g pulled from the shelf.
3-10 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 3 Compone nt Replacement 3.2.5 Replace GMT Fuses 3.2.5 Replace GMT Fuses Step 1 Locate the GMT fuse that is to be re mov ed. Step 2 Grasp the fuse f irmly at the front and pull out ( Figu re 3-10 ).
CH A P T E R 4-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 4 System Operation 4.1 System Commissioning The follo wing section shoul d be used to po wer-up the system for the f irst time. Step 1 T urn on A C breakers at the A C distribution panel to p ower up the shelf through the rectif iers.
4-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 4 Syste m Operation 4.2.1 Alarm Interface Board and Conne ctions 4.2.1 Alarm Interface Board and Connections The alarm in terface board is the main co nnectio n point for external commu nication i nputs.
4-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 4 System Operation 4.2.2 Basic Controller Functions Step 3 During this recognition time t he controller may report module-related alarms and the red LED on t he rectifier may turn on.
4-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 4 Syste m Operation 4.2.2 Basic Co ntroller Functions.
CH A P T E R 5-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 5 System Troubleshooting This chapter contains informatio n about troubleshooting and should be consulted in the e vent o f a system malfunction. The follo wing is a list of potential problems and resolutions.
5-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 5 S ystem Troubleshooting Error Message Distribution Fuse/Breaker Failure (Red light on controller, Relay #4) Explanation 1. T ripped break er 2. Fu s e bl ow n Recommended Action 1. Localize the faulty breaker or blo wn fuse 2.
5-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 5 System Troubleshooting Figur e 5-1 Module Locations Note Sometimes the rectif ier that indicates a fail ure is not the cause of the f ailure. The failu re may be caused by a current share imbalance.
5-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 5 S ystem Troubleshooting.
CH A P T E R 6-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 6 System Parts List This chapter contai ns a list of replacement p arts and part numbers for the Cisco A C/DC Po wer System.
6-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Chapter 6 System Parts List.
A-1 Cisco AC/DC Power System User Guide, R1.0 May 2006 APPENDIX A Translated Safety Warnings This appendix contains the tran slated warnings included in th e Cisco A C/DC Po wer System user documentation.
A-2 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Warnung Bevor Sie an einem Chassis oder in der Nähe von Netzgeräten arb eiten, ziehen Sie bei W echselstromeinheiten das Netzkabel ab bzw . schalten Sie bei Gleichstromeinheite n den Strom am Unterbrecher ab.
A-3 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 43—Jewelry Removal Warning War ni n g Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches).
A-4 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1006—Chassis Warning for Rack-Mounting and Servicing War ni n g T o prevent bo dily injury when mounting or servic ing this unit in a rack, you must take special precautions to ensu re that the sy stem remains stable.
A-5 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings V aroitus Kun laite asetetaan telinee seen tai huolletaan sen o llessa telineessä, on noudat ettava erityisiä varotoimia järjestelmän vakavuuden säilyttämi seksi, jotta vältytään loukka antumiselta.
A-6 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Avis o Para se prevenir con tra danos corporais ao monta r ou reparar esta unidade num a estante, deverá tomar precauções especiais para se certificar de qu e o sistema possui um suporte estável.
A-7 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Avis o Para evitar lesões corporais ao montar ou dar manutenção a esta unidade em um rack, é necessário tomar todas as precauções para garantir a estabilidade d o sistema.
A-8 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings.
A-9 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1017—Restricted Area War ni n g This unit is intended for installation in restricted access areas. A restricted access area can be accessed only through the use of a special to ol, lock and key , or other means of security .
A-10 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Avvertenza Questa unità è previ sta per essere installata in un'a rea ad accesso limitato, vale a dire un'area accessibile solo mediante l'uso di un attrezzo speciale, come luc chetto e chiave, o altri dispositivi di sicurezza.
A-11 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1024—Ground Conductor War ni n g This equipment must b e grounded. Never defeat the ground conductor or operate the equip ment in the absence of a suitably installed grou nd conductor .
A-12 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Attention Cet équipement doit ê tre mis à la masse. Ne jamais ren dre inopérant le conducteur de masse ni utiliser l'équipement sans un conducteur de masse adéquatem ent installé.
A-13 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1030—Equipment Installation War ni n g Only trained and qualified p ersonnel should be allowed to install, replace, o r service this equipment.
A-14 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1033—SELV-IEC 60950 DC Power Supply Advarsel Kun uddannede person er må installere, udskifte komponent er i eller servicere dette udstyr .
A-15 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1047—Overheating Prevention War nu n g Schließen Sie die Einheit nur an eine Gleichstrom-Stromquelle an, die mit den Safety Extra-Low V oltage (SEL V)-Anforderungen in de n auf IE C 60950 basierenden Sicherheitsstandards übereinstimmen.
A-16 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings V aroitus Jotta järjestelmä ei kuum entuisi liikaa, sitä ei saa käyttää liia n kuumassa ympäristössä.
A-17 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings Statement 1074—Comply with Local and National Electrical Codes War ni n g Installation of the e quipment must comply with local and national electrical c odes.
A-18 Cisco AC/DC Power System User Guide, R1.0 May 2006 Appendix A Tran slated Safety Warnings.
Een belangrijk punt na aankoop van elk apparaat Cisco Systems 124778 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Cisco Systems 124778 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Cisco Systems 124778 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Cisco Systems 124778 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Cisco Systems 124778 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Cisco Systems 124778 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Cisco Systems 124778 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Cisco Systems 124778 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
