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Manual Paradyne 8620

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  • Paradyne 8620 - page 1

    Hotwire ® 8620 GranDSLAM ™ Installatio n Guide Docume nt No. 8620-A2-G N 2 0-40 July 2003 ...

  • Paradyne 8620 - page 2

    A July 2003 8620-A2-G N20-40 Copyright © 2003 Paradyne Corporatio n. All righ ts r eserve d. Prin te d in U .S.A . Notice This pu blicatio n is p rotected by feder al copyright law . No part o f this pu blication may be copie d or distri buted, transmi tted, transcri bed, stored in a retri eval syste m, or tran slate d i nto an y hum an or comp ut ...

  • Paradyne 8620 - page 3

    8620-A2-G N20-40 July 2003 B Important Saf ety Instru ctions 1. Read and fol low all w arni ng not ice s and instru cti ons marked on the prod uct or included in the manual. 2. The AC product ver sion is in ten ded to be used with a 3-wi re grou ndi ng ty pe plu g — a plug whic h has a groun din g pin. Thi s is a s afety featu re. Equi pment grou ...

  • Paradyne 8620 - page 4

    C July 2003 8620-A2-G N20-40 12. In ad dition , if the eq uipment i s to be used with telecom municati ons circuit s, take th e follo wing preca utions: — Never install t elepho ne wiring d uring a lightnin g storm. — Never install t elepho ne jacks in wet locat ions unle ss th e jack i s specif ically d esign ed for we t locatio ns. — Never ...

  • Paradyne 8620 - page 5

    8620-A2-G N20-40 July 2003 D Notice to Use rs of t he Canadian T ele phone Network The I ndustry Can ada la bel ident ifies certified equipm ent. This certif ication m eans tha t the eq uipment meets telecom m uni ca tio ns n etw ork pro tec tiv e, o pera tio nal and saf ety r equ irem en ts a s pre scrib ed in the app ropri ate T ermin al Equipme ...

  • Paradyne 8620 - page 6

    E July 2003 8620-A2-G N20-40 ...

  • Paradyne 8620 - page 7

    8620-A2-G N20-40 July 2003 i Contents About This Guide n Document Purpose and Intende d Audien ce . . . . . . . . . . . . . . . . . . . . iii n New Featu res for this R elease . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i ii n Document Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii n Produc ...

  • Paradyne 8620 - page 8

    Conten ts ii July 2003 8620-A2-G N20-40 3 Cabling n Making C able Conne ctions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1 n Installing Network Ti p and Ring Connectio ns . . . . . . . . . . . . . . . . . . . 3- 2 Connectin g a DSL Car d Using Cabl e Ties . . . . . . . . . . . . . . . . . . 3-3 Connectin g a DSL Car d Usin ...

  • Paradyne 8620 - page 9

    8620-A2-G N20-40 July 2003 iii About Th is Guid e Document Purpose and Intended Audience This guid e is w ritten for a dministr ators a nd techni cians wh o instal l devices at the cent ral o f fice (CO) or at a Net wor k Serv ice P rovi der (NSP ) loca ti on adj ace nt to th e CO. It sho uld be us ed in con junction with th e appropri ate Hotwire ...

  • Paradyne 8620 - page 10

    Abou t T his Gu ide iv July 2003 8620-A2-G N20-40 A master gloss ary of te rms and acrony ms used i n Parad yne docu ments is availab le onl in e at www .paradyne.com . Se lect Su pport → T echnical Manuals → T echnical Gl ossary . Pr oduct-Related Documents Comple te docume ntation for this produc t is availa ble on line at www .parady ne.com ...

  • Paradyne 8620 - page 11

    About This Guide 8620-A2-G N20-40 July 2003 v T o orde r a paper c opy of a P aradyne document , or to speak wi th a sale s represent ative, pl ease call 7 27-530- 2000. 8700-A2-G B20 Hotwire TDM SDSL T ermination U nits, M odels 87 77 and 877 9, User ’s Guide 8700-A2-G N10 Hotwire TDM SDSL T erminatio n Units, M odels 87 77 and 8779, Installa ti ...

  • Paradyne 8620 - page 12

    Abou t T his Gu ide vi July 2003 8620-A2-GN20 -40 ...

  • Paradyne 8620 - page 13

    8620-A2-G N20-40 July 2003 1-1 1 Intr odu ction The Hotwir e 8620 GranDSLAM The Hotwire ® 8 620 GranDS LAM ™ , which is design ed to be i nstalled in an Internet Servi ce Prov ider (I SP) or Net work Acce ss Pro vider (NA P) loc ation, is a low-sta rtup-co st altern ative cha ssis to the Hotwi re 8820 G ranDSLAM chas sis. The 8620 Gr anDSLAM c a ...

  • Paradyne 8620 - page 14

    1. Int roduct ion 1-2 July 2003 8620-A2-G N20-40 Hotwir e 8620 GranDSLAM Cards The Gran DSLAM chassi s ac cepts the follow ing types of ca rds: n SCP c ard Provides aggrega tion of DSL traffic on the A TM bus for the s helf, and admin isters and provid es di agnostic conne ctivity to the DSL car ds. The S CP card ac ts as a m id-level manager and w ...

  • Paradyne 8620 - page 15

    1. Intr oduction 8620-A2-G N20-40 July 2003 1-3 n DS L ca r ds Provide a proces sor and an Ether net or A TM i nterfac e to the NSP . The processo r contr ols the m odems and forwa rds the p acket traffic to and from the Etherne t, A TM and DSL inter faces. M odels in clud e: — 8303 24- port Integr ated Ser vices Di gital N etwork (IS DN) Digita ...

  • Paradyne 8620 - page 16

    1. Int roduct ion 1-4 July 2003 8620-A2-G N20-40 Ta b l e 1 - 1 shows which DSL cards ca n be us ed with the different SC P car d, MCP , and SC M configu ratio ns. Hotwir e 8620 Gra nDSLAM Featur es The Hotwi re 8620 G ranDSLA M ch assis h as the following features : n AC and DC Powered Models T wo versi ons of the Hotwire 86 20 Gran DSLAM chassi s ...

  • Paradyne 8620 - page 17

    1. Intr oduction 8620-A2-G N20-40 July 2003 1-5 Hotwir e 8620 GranDSLAM Components The Hotwi re 8620 G ranDSLA M is a 4 -slot c hassis de signed to house one of the followin g comb inatio ns: n One SCP card an d up to t hree D SL card s n One SCP card, on e MCP car d, and up to two DS L cards n One MCP card , one SCM c ard, and up to two DSL car ds ...

  • Paradyne 8620 - page 18

    1. Int roduct ion 1-6 July 2003 8620-A2-G N20-40 ...

  • Paradyne 8620 - page 19

    8620-A2-G N20-40 July 2003 2-1 2 Installation Preinstallation Considerations Consider th e foll owing befor e perform ing in stallati on of the Hotwire 8 620 GranDSLA M chassis: n Installat ion Site Y our instal lation si te sh ould be wel l ventil ated, cle an, and free of environme ntal extr emes. If you are ins talling t he Hotwire 8620 GranDS L ...

  • Paradyne 8620 - page 20

    2. Insta llatio n 2-2 July 2003 8620-A2-G N20-40 n Cabling Use only CA T3 or be tter twis ted-pair ne twork c onnection cabl es for DSL T ermin ation U nit co nnections and inte rface patch cabling . Untwis ted ana log cables of any le ngth anywhe re in the lo op substan tiall y contri bute to cr osstalk and redu ced lo op reac h. The foll owing cu ...

  • Paradyne 8620 - page 21

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-3 Unpacking the Hardware Carefull y remov e the 8 620 ch assis from its ship ping conta iner and chec k for physical damage . If the 8620 c hassis shows si gns of shi pping dama ge, repor t this immed iately to your sh ipping a nd sales represen tative s. Package Contents The Hotwi re 8620 G ranD SLAM ...

  • Paradyne 8620 - page 22

    2. Insta llatio n 2-4 July 2003 8620-A2-G N20-40 Mounting Configurations The Hotwi re 8620 G ranDSLA M ch assis c an be mou nted in any com mercial Electroni c Indu stries As sociat ion (EIA ) standa rd 19 -inch (48 .3 cm) or 23-in ch (58.4 cm) rack. Both 19 - and 23 -inch rack- mounting hardware is provide d with the unit. Eac h chassis is 5.22 in ...

  • Paradyne 8620 - page 23

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-5 Hotwire 86 20 GranDSLAM Chassis Installation The Hotwi re 8620 G ranDSLA M ch assis i s desig ned to be p laced on a desk top or table, or mounted i n a 19-or 23-inch r ack (fro nt or ce nter moun t). Instal lable feet are provi ded for d esktop or ta ble inst allati ons. Moun ting bra ckets are pro ...

  • Paradyne 8620 - page 24

    2. Insta llatio n 2-6 July 2003 8620-A2-G N20-40 Rack Mounting the 8620 Chassis The Hotwi re 8620 G ranDSLA M is su pplied wi th two s ets of mou nting bra ckets, one set fo r a 19-inc h rack and one s et for a 23 -inch rack . Y ou will only n eed to install one set o f bracke ts, depend ing on the type o f rack i nto which you will be install ing ...

  • Paradyne 8620 - page 25

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-7 Installing the 8620 Chassis in a Rack Proc edur e T o inst all the 8620 c hassis in a ra ck: 1. Determ ine the pr eferred pl acement o f the 86 20 chassis in the r ack. Then , mark th e appropria te locati ons for the mountin g scre ws in t he rack. Us e the other se t of brac kets supplied with th ...

  • Paradyne 8620 - page 26

    2. Insta llatio n 2-8 July 2003 8620-A2-G N20-40 Complying with NEBS The foll owing mus t be ta ken into c onsider ation for compli ance with Networ k Equip ment-Bu ildin g System (NEB S) req uiremen ts. Connection to the CO Groun d Lug Proc edur e T o conne ct to t he CO ground lug: 1. Stri p back the insulati on approx imately 1/4- to 3/8-in ch ( ...

  • Paradyne 8620 - page 27

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-9 Connecting Power The Hotwi re 8620 G ranDSLA M ch assis i s avail able in t wo ver sions: n DC po wer (48 V DC, n omi nal ; ma ximum c urr ent draw i s 5 A) — The DC v ersion has two se parate DC inpu ts, A and B, to pr ovide p ower redundan cy . n AC powe r (100–240 V , nominal; 50–60 H z; ma ...

  • Paradyne 8620 - page 28

    2. Insta llatio n 2-10 J uly 2003 8620-A2-G N20-40 Using a Si ngle DC Powe r Sour ce Proc edur e ✔ Make su re that the DC power source wires a re not powe red (tha t is, th e circuit breakers or fuse s are open a t the so urce). ✔ The ends of the power so urce wir es (14–18 A WG or 2.5 mm 2 solid or strande d wire) must be stripped of insulat ...

  • Paradyne 8620 - page 29

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-11 Using T w o DC Power Sources for Power Redund ancy Proc edur e ✔ Make su re that the DC power source wires a re not powe red (tha t is, th e circuit breakers are open ). ✔ The ends of the power so urce wir es (14–18 A WG or 2.5 mm 2 solid or strande d wire) m ust be st ripped o f insu lation ...

  • Paradyne 8620 - page 30

    2. Insta llatio n 2-12 J uly 2003 8620-A2-G N20-40 Using Only AC Power Sour ce Proc edur e T o suppl y power to the 8 620 ch assis using a s ingle AC pow er sour ce: 1. Plug the AC power cord into the IE C 320 rec eptacle labe led A C INPUT ( ). 2. Plug the othe r end of the AC power cord into yo ur AC power outl et. NOTE: The AC p ower sou rce sho ...

  • Paradyne 8620 - page 31

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-13 Using AC Power w ith DC Power Backup Proc edur e ✔ Mak e sur e t hat t he D C powe r sou rce w ires a re not pow e red ( i.e ., th e cir c ui t breakers are open ). ✔ The ends o f the DC po wer sourc e wires (1 4–18 AWG solid or st randed wire ) must be strip ped o f insul ation. I f they are ...

  • Paradyne 8620 - page 32

    2. Insta llatio n 2-14 J uly 2003 8620-A2-G N20-40 Installing the Cards Use a sm all- to m edium -size Phill ips sc rewdriv er to in stall the SC P , MCP , SCM, and DSL c ards. If use d: n An SC P card m ust be install ed in Slo t A. Do not attempt to insert an SCP card into any slot other than Slot A . n An SC M card m ust be ins talled i n Slot A ...

  • Paradyne 8620 - page 33

    2. Inst all ati on 8620-A2-G N20-40 July 2003 2-15 Proc edur e T o inst all a ci rcuit card i n the Ho twire 8620 GranDSLA M chass is: 1. Remov e the fill er plate from the slo t by unsc rewing t he moun ting screw s at each end. 2. Hold th e card h orizontall y with the compo nents on to p, and i nsert it i nto the l eft and righ t card guid es of ...

  • Paradyne 8620 - page 34

    2. Insta llatio n 2-16 J uly 2003 8620-A2-G N20-40 V erifying the Installation T o verify the hard ware instal lation , observ e the fro nt panel i ndicator s. In normal operation: n The PWR A and/or P WR B LEDs on the fr ont panel m ust be in the ON state (green): — If you are u sing a s ingle 48 V DC power sou rce, then only the green PWR A LED ...

  • Paradyne 8620 - page 35

    8620-A2-G N20-40 July 2003 3-1 3 Cabling Making Cable Connections This sec tion pro vides th e instruct ions you ne ed to make the nec essary c able conne ction s to: n Network ( T ip and Ri ng connec tions) n T e rminal or Pe rsonal Comp uter (P C) n Modem for remote m anagem ent n SNMP managemen t sys tem T erm inal, laptop computer , or mo dem n ...

  • Paradyne 8620 - page 36

    3. Ca bli ng 3-2 July 2003 8620-A2-G N20-40 Installing Networ k T ip and Ring Conne ctions DSL cards connec t to the n etwork th rough conn ectors mounted o n the bac k of the Hotwire 8 620 Gran DSLAM chassis . Each slot has its own 5 0-pin c onnector wired to it and i s capabl e of supp orting hi gh-dens ity cards with up to 25 port s. The network ...

  • Paradyne 8620 - page 37

    3. Cabli ng 8620-A2-G N20-40 July 2003 3-3 Connecting a D SL Card Using Cable Ties Proc edur e T o conne ct a DSL c ard in t he 8620 chassi s using the pr ovided c able tie s: 1. On ea ch cabl e, replac e the long er capti ve screw on the cab le co nnector w ith the #4-40 Philli ps pan-h ead screw shipp ed in a pl astic ba g with the u nit. Do not ...

  • Paradyne 8620 - page 38

    3. Ca bli ng 3-4 July 2003 8620-A2-G N20-40 Connecting a DSL Card Using Locking Pivot Brackets Proc edur e T o conne ct a DSL c ard in t he 8620 chas sis using the pr ovided l ocking pivot bracke ts: 1. For ea ch ca ble, repl ace the l onger ca ptive sc rew on th e cable c onnector with the #4-40 Philli ps pan-h ead screw shipp ed in a pl astic ba ...

  • Paradyne 8620 - page 39

    3. Cabli ng 8620-A2-G N20-40 July 2003 3-5 6. Tighten the captive screw on the top of the cab le’ s co nnector to secure it to the inse rt mou nted on the rear cove r . 7. Plug the T elc o 50-pin cable into t he approp riate co nnecto r for the slot containi ng the card (lab eled 2 or 3, con nector 1 is for futur e use ) on the rear of the 8620 c ...

  • Paradyne 8620 - page 40

    3. Ca bli ng 3-6 July 2003 8620-A2-G N20-40 Connecting an SCP Card to an SNMP Management System Proc edur e T o conne ct an SCP card to an SNM P mana gement sy stem o r for T eln et acces s: 1. Plug the end of a n 8-pin m odular c able int o LAN S CM jack of th e SIM, which corresp onds to the SCP car d in Slo t A of the c hassis. 2. Plug the othe ...

  • Paradyne 8620 - page 41

    3. Cabli ng 8620-A2-G N20-40 July 2003 3-7 Connecting to a Modem for R emote Management (with MCP) Before c onnecti ng the Hotwir e 8620 G ranDSLAM to a dial -up mode m, config ure the modem with the following settings : n Set the mo dem for auto ans wer . For ex ample, A TS 0=1 . n T urn off character echo. Fo r example, A TE0. n Enable r esult c ...

  • Paradyne 8620 - page 42

    3. Ca bli ng 3-8 July 2003 8620-A2-G N20-40 Connecting an MCP t o an SNMP Management System Proc edur e T o conne ct an MCP card to an SNMP manag ement sy stem or f or T eln et access: 1. Plug the end of an 8-pin m odular cable into LAN M CP jack of th e SIM, whi ch corre sponds to the MCP c ard in S lot 1 o f the ch assis. 2. Plug the othe r end o ...

  • Paradyne 8620 - page 43

    3. Cabli ng 8620-A2-G N20-40 July 2003 3-9 Connecting CO Alarm to the Alarm System The foll owing pr ocedure is optio nal. Follo w this pr ocedure only if y ou want to connect to a CO alarm sys tem. See 8-Pi n Modul ar Conne ctor for Alarm Relay Interfac e in Appen dix A, Pin outs , for pin-out info rmation. Proc edur e T o connect the Hotwi re 862 ...

  • Paradyne 8620 - page 44

    3. Ca bli ng 3-10 J uly 2003 8620-A2-G N20-40 ...

  • Paradyne 8620 - page 45

    8620-A2-G N20-40 July 2003 4-1 4 T roubleshooting T roubleshooting T a ble T able 4-1. T roubleshooting T able (1 of 2) Symptom Possible Ca use Soluti ons Dif ficulty s eatin g MCP , SCM o r DSL Card when installi ng Other ca rds a nd filler plates in the chassi s are n ot properly sec ured. Check to s ee tha t the other cards and filler pla tes in ...

  • Paradyne 8620 - page 46

    4. Troubl eshoo ting 4-2 July 2003 8620-A2-G N20-40 System Alarm LED is ON (o n a DSL card) SYSTEM ALM LED is ON and DSL ca rd i s ino pera tiv e in Slot n . For an SCP-car d-ba se d chassi s: 1. Using the Status - A larm s sc ree n o f the w eb in ter fac e , det erm i ne w hat alarms h ave been reported ag ainst the DSL card. 2. If a majo r alarm ...

  • Paradyne 8620 - page 47

    4. Troub le sho oti ng 8620-A2-G N20-40 July 2003 4-3 LEDs The foll owing tabl e describ es the me aning and states of the LEDs on the fr ont panel of th e SIM c ard in the Gran DSLAM ch assis. For in dividua l card L EDs, see the appro priate c ard Inst allation Instruc tions. LED LED is . . . Indicating . . . PWR A Green Off Normal ope ration for ...

  • Paradyne 8620 - page 48

    4. Troubl eshoo ting 4-4 July 2003 8620-A2-G N20-40 ...

  • Paradyne 8620 - page 49

    8620-A2-G N20-40 July 2003 A-1 A Pino uts 8-Pin Modular Connect or fo r Alarm Relay Interface The 8-pin inter face for the Alar m Rela y Interfac e (ALARM) connec tion ha s the followin g pin a ssignments . Pin Number Use 1 Not used 2 Clos ed on ma jor ala rm 3 Com mon on m ajor alarm 4 Open on ma jor alarm 5 Clos ed on mi nor ala rm 6 Com mon on m ...

  • Paradyne 8620 - page 50

    A. Pinouts A-2 July 2003 8620-A2-G N20-40 8-Pin Modular LAN MCP /LAN SCM Slot Connector The 8-pin inter face for the LAN 10/ 100 Ba seT con nections has the followi ng pin assign ments. 8-Pin Modular Serial SCM C onnector The 8-pin SERIA L SCM con nector (us ed for th e SCP car d’s comman d line interfac e) is a DCE -type c onnectio n with th e f ...

  • Paradyne 8620 - page 51

    A. Pinouts 8620-A2-G N20-40 July 2003 A-3 8-Pin Modular Serial MCP Connector The 8- pin SERIA L MCP c onnector (used for the MC P’s asynch ronous terminal interfac e) is a DCE -type c onnectio n with th e followi ng pin as signments . NOTE: The seri al port i s active o nly o n the ba se unit. Pin Number Function 1 Reserved 2 Reserved 3 Reserved ...

  • Paradyne 8620 - page 52

    A. Pinouts A-4 July 2003 8620-A2-G N20-40 DB25 Adap ter Pinouts The DB25 (RS-23 2 male ) cable adapter ( Paradyne Part No. 002-00 87-0031) i s used to c onvert t he 8-pin modular serial in terface t o a sta ndard RS- 232 DB25 interfac e, which can the n be conn ected to a terminal , computer, or any Data T e rminati on Equ ipment (D TE). Connec tio ...

  • Paradyne 8620 - page 53

    A. Pinouts 8620-A2-G N20-40 July 2003 A-5 T elco 50-Pin Connec tor Pinouts for D SL Loops and POTS Splitters The thr ee T elco 50 -pin receptacl es on t he rear of the chas sis (la beled for Slots 1, 2, 3) prov ide the 2-wire loo p interfa ce from each DSL p ort to either the PO TS splitter card o r , i f the loop i s not being sh ared with POTS, t ...

  • Paradyne 8620 - page 54

    A. Pinouts A-6 July 2003 8620-A2-G N20-40 ...

  • Paradyne 8620 - page 55

    8620-A2-G N20-40 July 2003 B-1 B T ec hnical Specifications Ta b l e B - 1 li sts t he tech nical spec ificati ons fo r the Hotwi re 8620 G ranDSLA M chas sis. T able B-1. Hotwire 8620 GranDSLAM T echnical Specifications (1 of 2) Specifications Criteria* Physical Dimensions H eight: 5.22 inch es (13 .26 cm) Width: 17.20 inc hes (43.69 cm) Depth: 12 ...

  • Paradyne 8620 - page 56

    B. Technica l Spec ifi cat ion s B-2 July 2003 8620-A2-G N20-40 Grounding A gro und lu g is located on the rig ht rear o f the Hotw ire 8620 GranDSLA M. It ac cepts 14 A WG w ire. A noninsu lated bana na jack is locat ed at th e left fron t of the Hotwire 8620 Gran DSLAM pro viding a ground for the ESD wr ist strap plug. Cooling and Air Handling Th ...

  • Paradyne 8620 - page 57

    8620-A2-G N20-40 July 2003 IN-1 Index A alar m rela y, A-1 ATM, 1-1 ADSL card, 1-3 SDSL card, 1-3 C cable t ies, 3-3 cablin g, 2-2, 3-1 alarm, 3-9 comput er, 3-5–3-6 modem, 3- 7 SNMP, 3-6, 3-8 tip and ring, 3-2 card ATM ADSL, 1-3 ATM SDSL, 1-3 ins talli ng, 2-1 5 inter operabili ty, 1-4 line, 1- 3 MCP, 1-2 SCM, 1-2 SCP, 1-2 CO groun d lug, 2-8 co ...

  • Paradyne 8620 - page 58

    Index IN-2 July 2003 8620-A2-GN 20-40 R Reach DSL card, 1-3 relat ed docum ents, iv RT (Remote Termin al), 1-1 S SCM, 1-2 inter operabili ty, 1-4 SCP card, 1-2 inter operabili ty, 1-4 site, 2-1 SNMP, 1-4 cab l ing, 3 - 6, 3-8 T tech nical spec ifica tio n s, B-1 troublesh ooting , 4-1 U unpacki ng, 2-3 ...

Manufacturer Paradyne Category Network Hardware

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- 8620 manuals
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All of them are important, but the most important information from the point of view of use of the device are in the user manual Paradyne 8620.

A group of documents referred to as user manuals is also divided into more specific types, such as: Installation manuals Paradyne 8620, service manual, brief instructions and user manuals Paradyne 8620. Depending on your needs, you should look for the document you need. In our website you can view the most popular manual of the product Paradyne 8620.

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A complete manual for the device Paradyne 8620, how should it look like?
A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Paradyne 8620 by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Paradyne 8620.

A complete Paradyne manual, should contain several basic components. Some of them are less important, such as: cover / title page or copyright page. However, the remaining part should provide us with information that is important from the point of view of the user.

1. Preface and tips on how to use the manual Paradyne 8620 - At the beginning of each manual we should find clues about how to use the guidelines. It should include information about the location of the Contents of the Paradyne 8620, FAQ or common problems, i.e. places that are most often searched by users in each manual
2. Contents - index of all tips concerning the Paradyne 8620, that we can find in the current document
3. Tips how to use the basic functions of the device Paradyne 8620 - which should help us in our first steps of using Paradyne 8620
4. Troubleshooting - systematic sequence of activities that will help us diagnose and subsequently solve the most important problems with Paradyne 8620
5. FAQ - Frequently Asked Questions
6. Contact detailsInformation about where to look for contact to the manufacturer/service of Paradyne 8620 in a specific country, if it was not possible to solve the problem on our own.

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