Manuel d'utilisation / d'entretien du produit 4490 du fabricant Cisco Systems
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Cisco Global Site Selecto r 4490 Hardwar e Insta llation Guid e Copyright © 200 3 Cisco Sy stems, Inc. All ri ghts reserved. CCIP , CCSP , the Cisco Arro w logo, the Cisco P ower ed Network mark, Cisco Unity , Follow Me Bro wsing, FormShare, and StackW ise are trademarks of Cisco Systems, Inc.
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v Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 CONTENTS Preface xiii Audienc e xiv How to Use Thi s Guide xv Relat ed Do cume nta tion xvi Symbols a nd Conve ntion s xvi.
Contents vi Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 General Preca ution s 2-7 Protec ting Agai nst Electr ostat ic D ischa rge 2-9 Rack Instal lati on Sa fety G uide.
vii Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Conte nts Humidit y 5-3 Altitu de 5-3 Dust a nd Pa rtic les 5-4 Corros ion 5-4 Electr osta tic Di scharge 5-4 Elec trom .
Contents viii Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 I NDEX.
ix Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 FI G U R ES Figu re 1-1 Cisco Gl obal Si te Selec tor 449 0—Fro nt View 1-3 Figu re 1-2 Cisco Gl obal Si te Selec tor 4.
Figur es x Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01.
xi Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 TABLES Ta b l e 1 - 1 Front Pa nel Con trol But tons 1-5 Ta b l e 1 - 2 Front Pa nel LE Ds 1-6 Ta b l e 1 - 3 Back P anel.
Tables xii Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01.
xiii Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Preface This gui de is inten ded to hel p you install your Cisco Global Site Selec tor 4490 and get it ready for operati on.
Preface Audienc e xiv Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Audience War ni ng Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
xv Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Preface How to Use Th is Gu ide How to Use This Guide This section describ es the chapters and contents in this guide.
Preface Related Documentation xvi Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Related Documentation In add ition to this documen t, the GSS docum entation se t inclu des.
xvii Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Preface Symbols a nd Con ventions Symbols and Conventio ns Graphi cal user inte rfac e elem ents u se th e follo wing con v e ntions: • Bold text i ndicates a co mmand in a paragrap h.
Preface Symbol s and Co nventio ns xviii Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 War ni ng IMPORT ANT SAFET Y INSTRUCT IONS This warning symbol means danger . Y ou ar e in a situation that could cause bodily injury .
xix Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Preface Symbols a nd Con ventions Attention IMPORTANTES IN FORMA TIONS DE SÉCU RITÉ Ce symbole d'avertissement indique un danger . V ous vous trouvez dans une situation pouvant entraîner des blessu res ou des dommages corporels.
Preface Symbol s and Co nventio ns xx Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Adva rsel VIKTIGE S IKKERHE TSINSTRUKS JONER Dette advarselssymbolet betyr fare.
xxi Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Preface Symbols a nd Con ventions Va r ni n g! VIKTIGA SÄ KERHETS ANVISN INGA R Denna varningssignal signalerar fara. Du befinner dig i en situation som kan leda till personskada.
Preface Obtaining Documentation, Obtaining Support, and Security Guidelines xxi i Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Obtaining Do cumentation, Obta ining Suppor.
CH A P T E R 1-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 1 Introduction This cha pter provides a ba sic func tional overview of the Cisco Globa l Site Selecto r 4490 and de scribes the GSS ha rdware, majo r compone nts, and front and back p anel i ndica tors a nd co ntrols .
Chapter 1 Introduc tion System H ardware F eatures 1-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 The Glo bal Site Select or 4490 is de ployed at strategic loca tions withi n your network.
1-3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chap ter 1 Introd ucti on System Hardware Feature s Figure 1-1 sh ows the Cisco Global Sit e Selector 4490 f ront panel . Figure 1-2 shows the Cisco Global Site Sele ctor 4490 rear panel.
Chapter 1 Introduc tion Hardw are Feature s 1-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Hardware Features This section illustr ates and describes the fro nt and back panel controls, LE D indicator s, port s, and conne ctors on the Ci sco Global Site Selector 4490.
1-5 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chap ter 1 Introd ucti on Hardware Feature s LED Indicators Figure 1-4 sh o ws the locat ion of front pa nel LEDs , and Ta b l e 1 - 2 de scribes their func tion.
Chapter 1 Introduc tion Hardw are Feature s 1-6 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Figure 1-5 sh o ws the location of back pane l LEDs, and Ta b l e 1 - 3 describ es their func tion.
1-7 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chap ter 1 Introd ucti on Hardware Feature s Input/Output Ports and Connectors The Cisc o Global Sit e Selecto r 4490 su.
Chapter 1 Introduc tion Hardw are Feature s 1-8 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Figure 1-6 shows the loc ation of the GSS ba ck panel ports an d recepta cles. Figur e 1 -6 Global Site Se lect or 449 0 Bac k P anel P or ts and Re cept acles Ta b l e 1 - 4 describes th e back pane l ports and re ceptacl es.
1-9 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chap ter 1 Introd ucti on Hardware Feature s Ethernet Port Y our GSS 4490 comes wit h one integrated dua l-port Et hernet con troller .
Chapter 1 Introduc tion Hardw are Feature s 1-10 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Figur e 1 -8 Consol e P o rt Con nect or Ta b l e 1 - 5 lists t he con nector p inouts fo r the console port on the GSS 4490 back panel.
1-11 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chap ter 1 Introd ucti on Hardware Feature s The cons ole port operates a t the follo wing set tings, a s outlined in Ta b l e 1 - 6 . The se set tings are no t use r -conf igurab le.
Chapter 1 Introduc tion Hardw are Feature s 1-12 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01.
CH A P T E R 2-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 2 Preparing for I nstallation This cha pter contains i mportan t safety infor mation you should know before working with th e Cisco Gl obal Site Selec tor 4490.
Chapte r 2 Prepa ring for Insta llat ion Safety Warn ings 2-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Safety Warnings Before y ou install the Cisco Glob al Site Sel ector 4 490, obse rve the f ollo wing safety warnings.
2-3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 2 Preparing f or Installa tion Safety Warnings War ni ng This product requires short-circuit (overcurrent) protection, to be provided as part of the building install ation.
Chapte r 2 Prepa ring for Insta llat ion Safety Warn ings 2-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 War ni ng There is the danger of explosion if t he battery is replaced incorrectly. R eplace the battery only with the same or equivalent type recommende d by the manufacturer .
2-5 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 2 Preparing f or Installa tion Safety Warnings War ni ng When installing or replacing the unit, the ground conne ction must alway s be made first and disconnected last.
Chapte r 2 Prepa ring for Insta llat ion Site Requi rements 2-6 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Site Requirements Before you selec t an installation site for the GSS 4490, read the elec trical , en vironmenta l, and ph ysical r equirem ents as descri bed in Appendix A, Specif icatio ns .
2-7 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 2 Preparing f or Installa tion Safety Guidelines Safety Guidelines When you i nstall the G SS 4490, obse rve all of the caution and warning statement s in the installat ion procedure s.
Chapte r 2 Prepa ring for Insta llat ion Safety Guidel ines 2-8 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 • Keep your system componen ts away from radia tors and he at source s.
2-9 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 2 Preparing f or Installa tion Safety Guidelines • Position cables and p o wer cor ds carefu lly; rout e cables an d the po wer co rd and plug so that they cannot be steppe d on or tripped ov er .
Chapte r 2 Prepa ring for Insta llat ion Safety Guidel ines 2-10 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Rack Installation Sa fety Guidelines Before inst alling your GSS 4490 in a rack , revie w the following gui delines: • T wo or more peop le are requi red to inst all the device in a rack.
2-11 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 2 Preparing f or Installa tion Safety Guidelines • Ensure that cables from othe r equi pment do no t obstruc t the a irflow thro ugh the ch assis or i mpair a ccess to the p ow er su pplie s or car ds.
Chapte r 2 Prepa ring for Insta llat ion Safety Guidel ines 2-12 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01.
CH A P T E R 3-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 3 Installing the Cisco Global Site Selector 4490 This c hapter expla ins how to inst all a Cisco Gl obal Site Selector 4490 in an equipm ent ra ck. It also provi des gene ral instru ctions for inst alling a GSS 449 0 on a table or wor kbench.
Chapter 3 Installing the Cisco Global Site Selector 4490 Unpacki ng and Inspec ting the Glob al Site Select or 4490 3-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 War ni ng Read the installation instructi ons before connecting the sy st em to the power source.
3-3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Tools a nd Parts Re qui red If the Product is Damaged If an.
Chapter 3 Installing the Cisco Global Site Selector 4490 Tools an d Parts Requi red 3-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Figur e 3-1 Fou r -P ost Rac k Install ation Kit Note The right and left slid e rails are identica l.
3-5 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Insta lling Yo ur Unit Installing Your Unit Place th e unit in the d esired l ocation. Y ou ca n mount it in a rack for your con venienc e, o r place it on a solid, sta ble surf ace .
Chapter 3 Installing the Cisco Global Site Selector 4490 Installing Your U nit 3-6 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Installing the Chassis in a Four-Post Rack T o install the G lobal Sit e Selecto r 4490 in a four -post rack, follo w these steps: 1.
3-7 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Insta lling Yo ur Unit 2. Remov e the inner sli de rails from the slide rai l assemblies b y pr essing the release lat ches on the sides of the slide rail assemblies ( Figure 3-3 ).
Chapter 3 Installing the Cisco Global Site Selector 4490 Installing Your U nit 3-8 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Figur e 3-4 At tachi ng the Inne r Slide Rail t o the G SS 4490 4.
3-9 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Insta lling Yo ur Unit Figu re 3-5 Attaching the Sl ide R ail s to the R ack 7. Insert and tighten tw o M6 scre ws to secure th e other slide rail assembly to the rear f lan ge.
Chapter 3 Installing the Cisco Global Site Selector 4490 Installing Your U nit 3-10 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 10. T ighte n th e capti ve sc re w (lab eled 1 i n Figure 3-6 ) on each si de of the fr ont of the G SS 4490 to secu re it t o the ra ck.
3-11 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Insta lling Yo ur Unit Installing the Chassis in a Two-Post Rack T o install the Global Site Selector 4490 in a two- post rack, follo w these steps: 1.
Chapter 3 Installing the Cisco Global Site Selector 4490 Installing Your U nit 3-12 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 3. Align the r ight side bracket on th e GSS 4490 to the two-post rac k, then inse rt and tighte n the retainin g scre ws (lab eled 1 in F igur e 3-8 ) to sec ure the GSS 4490 to the rac k.
3-13 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Insta lling Yo ur Unit Installing the Chas sis on a Workbe.
Chapter 3 Installing the Cisco Global Site Selector 4490 Connecting Ca bles 3-14 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Connecting Cab les T o connect ne twork and consol e cables to your GSS 4490, fo llow these step s.
3-15 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Connecti ng Pow er Connecting Power T o connect po wer to your A C system, follo w these steps: 1. Rev ie w the safety informat ion outlined in Chapter 2, P repar ing for Installation .
Chapter 3 Installing the Cisco Global Site Selector 4490 Checking the Fron t Panel LEDs 3-16 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 If you are boo ting th e GSS 449.
3-17 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Removi ng or Repl acin g a Cisco Global Si te Se lect or 4.
Chapter 3 Installing the Cisco Global Site Selector 4490 Removing or Replacing a Cisco G lobal Site Selector 4490 3-18 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 4.
3-19 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 3 Instal ling the Cisc o Global Si te Selector 44 90 Removi ng or Repl acin g a Cisco Global Si te Se lect or 4490 T o physical ly replace a GSS 4490, follow these step s: 1.
Chapter 3 Installing the Cisco Global Site Selector 4490 Removing or Replacing a Cisco G lobal Site Selector 4490 3-20 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01.
CH A P T E R 4-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 4 Troubleshooting the System Hardwa re If your Cisco G lobal Site Sele ctor 44 90 is n ot working as expec ted, begin troubles hooting using the proc edures in this chapter .
Cha pter 4 Troubl eshoo ting the S yst em Har dwar e Checking the Bas ics 4-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 2. V isually in spect th e chas sis. I s the system wet or damaged ? – Ye s . Liqui d spills, splashes, and excessive humidity ca n caus e damage t o the sys tem.
4-3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 4 Troubles hooting the Sy stem Hard ware Check ing Con necti ons Checking Connectio ns Loose, in correc t, or imprope rly conn ected ca bles are the most likely sourc e of proble ms for the GSS 4490 or othe r external eq uipment .
Cha pter 4 Troubl eshoo ting the S yst em Har dwar e Checking Connect ions 4-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 6. Po wer up the system. Is the probl em reso lved ? – Ye s . The co nnect ions were lo ose. Y ou have f ix ed the p roblem.
CH A P T E R 5-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 5 Maintaining the Cisco Global Site Selector 4490 Proper use of p rev entiv e mainte nance procedu res can keep the Cisc o Glob al Site Selector 4490 in top operating condition and minimize the need for costly , time-c onsuming servic e proc edures.
Chapter 5 Maintaining the Cisco Global Site Selector 4490 Main tain ing Yo ur S ite E nv ironm ent 5-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 This sectio n dis cusses v ario us en vironm ental facto rs th at ca n adv er sely af fect system perform ance a nd lo ngevity .
5-3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 5 Maintai ning the Cisc o Global Si te Selector 44 90 Maintaining Your Site Environment Adequat e ventilation is part icular ly importan t at high altitud es.
Chapter 5 Maintaining the Cisco Global Site Selector 4490 Main tain ing Yo ur S ite E nv ironm ent 5-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Dust and Particles A c.
5-5 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 5 Maintai ning the Cisc o Global Si te Selector 44 90 Maintaining Your Site Environment T o reduce the e f fects o f ESD, you shoul d obser ve the fol lowing guidel ines: • W e ar a ground ing wrist strap.
Chapter 5 Maintaining the Cisco Global Site Selector 4490 Main tain ing Yo ur S ite E nv ironm ent 5-6 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Magnetism Because the y store data ma gnetical ly , hard disk dri ve s are ex tremely susceptib le to the effects of magneti sm.
5-7 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Chapter 5 Maintai ning the Cisc o Global Si te Selector 44 90 Using Power Protection Devices – Adding machine s – La.
Chapter 5 Maintaining the Cisco Global Site Selector 4490 Using Pow er Protection Dev ices 5-8 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 Line Cond itioners Line conditioner s go beyond the ov ervoltage protection of surge protectors.
A-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 APPEND IX A Specifications This appendix lists the hard ware specif icati ons for the Cisco Global Site Selecto r 4490. T able A -1 Glob al Sit e Select or 4490 Speci fications Specification Description Po we r supp ly 1 A C- inp ut Dimensi ons • Heigh t: 1.
Append ix A Specifications A-2 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01 Electrica l input • Sine-wave input (47 to 63 Hz ) requi red • Input v oltage low range :.
B-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 APPEND IX B Connecting a Modem to the GSS 4490 Console Port This appe ndix expla ins how to configure a dial -up modem an d conne ct it to the console port on th e Cisco Gl obal Sit e Selector 4490.
Appendix B Connecting a Mode m to the GSS 44 90 Console Po rt Config uri ng a Mode m B-2 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01 Configuring a Mod em Y ou must configure t he modem be fore you can con nect it to the GSS 449 0.
B-3 Cisco Glob al Site Selector 4490 Hardwar e Inst allation Guide 78-15755-01 Appendi x B Connecting a Modem to t he GSS 4490 Console Port Cabl ing a Mo dem t o the GSS 4490 Y ou configure the mo dem by entering commands fr om the Att ention (A T) command set and, if appl icable, se tting the co nf iguration swit ches on t he modem.
Appendix B Connecting a Mode m to the GSS 44 90 Console Po rt Cabling a Modem to the GSS 4490 B-4 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01 2. Make sure that the settin gs on the remo te console mat ch the GSS defau lt settings specif ied in Ta b l e B - 2 .
C-1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 APPEND IX C Regulatory Compliance and EMI Class A Warnings This appen dix prov ides internat ional agenc y compl iance infor mation and EMI class A warnin gs applicable to the Cisco Glob al Site Selector 4490.
Append ix C Regulatory Co mpliance a nd EMI Class A Warni ngs Regulat ory Compliance C-2 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01 Regulatory Compliance Ta b l e C - 1 lists r egulator y compli ance an d agen cy approvals for th e Cisc o Glob al Site Select or 4490.
C-3 Cisco Glob al Site Selector 4490 Hardwar e Inst allation Guide 78-15755-01 Append ix C Regulatory Co mpliance a nd EMI Class A Warni ngs EMI Class A Warn ing St atement s EMI Class A Warning Sta t.
Append ix C Regulatory Co mpliance a nd EMI Class A Warni ngs EMI C lass A Warning Sta tements C-4 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01 CISPR 22 Class A Warning War ni ng This is a class A product.
C-5 Cisco Glob al Site Selector 4490 Hardwar e Inst allation Guide 78-15755-01 Append ix C Regulatory Co mpliance a nd EMI Class A Warni ngs EMI Class A Warn ing St atement s Hungar y Clas s A Warnin .
Append ix C Regulatory Co mpliance a nd EMI Class A Warni ngs EMI C lass A Warning Sta tements C-6 Cisco Glob al Site Selecto r 4490 Hardware Inst alla tion Guide 78-15755-01.
IN- 1 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 INDEX A AC power cord , connec ting 3-15 recep tacle 1-8 altitude guideline s 5-3 specifi cati ons A-2 audien ce xiv B.
Index IN-2 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 set xvi documen t conv entio ns xvii dust, p reventing damage 5-4 E electric al input specificatio ns A-2 elec tro.
IN- 3 Cisco Gl obal Sit e Selector 4 490 Hardware Installat ion Guide 78-15755-01 Index specifi cati ons A-2 I I/O conn ectors 1-7 installati on four-post rack 3-6 rack 3-6, 3-11 tabletop 3- 13 two-po.
Index IN-4 Cisco Global Site S elector 4490 Hardwa re Install ation Guide 78-15755-01 R rack installatio n 3-6, 3-11 four -po st p roc edur e 3-6 four-post rack-mo unt kit , conten ts 3-4 two-po st proced ure 3-11 radio fr equen cy inte rferen ce.
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Cisco Systems 4490 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Cisco Systems 4490 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Cisco Systems 4490, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Cisco Systems 4490 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Cisco Systems 4490, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Cisco Systems 4490.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Cisco Systems 4490. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Cisco Systems 4490 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
