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Инструкция обслуживания ADC ETU-751C

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Summary
  • ADC ETU-751C - page 1

    WorldDSL U SER M ANUAL H D S L WorldDSL G.703 S Y N C A L M H D S L I/F L O C L P B K V. 2 4 R E M A L M SYNC ALM ALM HDSL I/F LPBK LOC REM R ATE S ELECTABLE HDSL L INE AND D ESKT OP U NI TS UTU-701C List 1 Universal Te rminati on Unit Part N umber : 150-14 22-0 1C ETU-751C List 1 ETSI Termination Un it Part N umber : 150-14 32-0 1C ...

  • ADC ETU-751C - page 2

    700-701-10 0-02 ii August 9, 2002 ETU-701C and E TU-751C Li st 1 Revision History of This Manual To order co pies of t his ma nual, use document n umber 700-7 01-100 -02. Copyright August 22, 2002 © 2002 ADC DSL Systems, Inc. All rights reserved. Tradem ark Informa tion ADC is a register ed trademark an d WorldDSL is a trademark of ADC Telecommuni ...

  • ADC ETU-751C - page 3

    700-701-10 0-02 Using This Manual ETU-701 C and ETU- 751C List 1 August 9, 2002 iii U SING T HIS M ANUAL The following conven tions are used in this man ual: • Monospace type indicates screen text. • Keys you press ar e indicated by small icons such as or . Key combinations to be press ed simultaneously are in dicated with a plus sig n as follo ...

  • ADC ETU-751C - page 4

    Inspecting Sh ipmen t 700-701-10 0-02 iv August 9, 2002 ETU-701C and E TU-751C Li st 1 ...

  • ADC ETU-751C - page 5

    700- 701 -100 -02 Tabl e of Conte nts ETU-701 C an d ETU-751 C List 1 A ugust 9, 2 002 v T ABLE OF C ONTENTS Overview _ ______ _____ _________ _____ ______ ______ ________ ______ _____ ______ _________ ____ 1 Rate Selectable HDSL Unit Firmware ................. ........... ............ ................ ............ ........... .............. .. 1 E ...

  • ADC ETU-751C - page 6

    Table of Conte nts 700-701-10 0-02 vi August 9, 2002 ETU-701C and ETU-75 1C List 1 System Configu ration ____ _____ _________ _____ ______ ______ ________ ______ _____ _________ __ 25 Maintenance Terminal Co nnection ........ ........... ........... ................. ............ ........... ........... ............... .2 5 Modem Conn ection ...... ...

  • ADC ETU-751C - page 7

    700-701-10 0-02 List of Figu res ETU-701 C an d ETU-751 C List 1 A ugust 9, 2 002 vii L IST OF F IGURES 1. Leased Line Data App lication on a Single-pair G.70 3 Network ........................ ........... ........... ................. ... .. 3 2. UTU-701C Line Unit Front Panel ................... ........... ............ ................. ........ ...

  • ADC ETU-751C - page 8

    List of Figures 700-701-10 0-02 viii August 9, 2002 ETU-701C and ETU-75 1C List 1 37. LTU Interfa ce Alarm History Screen .................. ........... ........... ............ ................. ........... .......... . ........... ..... 54 38. History HDSL Span 1 Menu ................... ............ ................. ........... ........... .... ...

  • ADC ETU-751C - page 9

    700-701-10 0-02 List of Tables ETU-701 C and ETU- 751C List 1 August 9, 2002 ix L IST OF T ABLES 1. Rate Selectable G.703 Unit Characteristics ................ ................. ............ ........... ........... ................ . ........... ..... 2 2. Transmission Ranges with 0 db ETSI Noise .............. ................. ............ ...... ...

  • ADC ETU-751C - page 10

    List of Tables 700-701-10 0-02 x August 9, 2002 ETU-701C and E TU-751C Li st 1 37. ECA-80 1 DB25M to DB15 F (X.21) Co nnector Adap ter Pinouts.................... ........... ................. ........... ..... 66 38. ECA-80 2 DB9M to RJ-45 Connector Adapter Pinouts ............ ............ ........... ................. ........... ........... ... ...

  • ADC ETU-751C - page 11

    700-70 1-100-02 Over view UTU-701 and ETU-751 List 1 August 9, 2002 1 O VERVIEW ADC ® Wor ldDSL ™ offers High-bit-rate Digital S ubscriber Line (HDSL) Line Termination Units (LTUs), Network Termination Units (NTUs), Uni versal Termination Units (UTUs), and ETSI Termination Units (ETUs). The units are shelf and enclos ure mounted, providing full- ...

  • ADC ETU-751C - page 12

    Overview 700-701-10 0-02 2 August 9, 2002 UTU-701 and ETU-751 List 1 EMU F IRMWARE C OMPATIBILITY The EMU-830 Management Unit firmware must be V ersion 3.22.08 or later to support rate selectab le HDSL units. A PPLICATION I NTERFACE The UTU-701C and ETU-751C provide G.703 interface port s with a r ate selectable HDSL payload. The only applicatio n ...

  • ADC ETU-751C - page 13

    700-70 1-100-02 Over view UTU-701 and ETU-751 List 1 August 9, 2002 3 Figur e 1. Leased L ine Data Appl icatio n on a Single- pair G.70 3 Networ k HDSL T ECHNOLOGY HDSL is the core technology for ADC’s WorldDSL lin e of LTUs, UTUs, and ETUs. Rate selectable HDSL enables these units to transmit and receive digital data at various rates over var io ...

  • ADC ETU-751C - page 14

    Overview 700-701-10 0-02 4 August 9, 2002 UTU-701 and ETU-751 List 1 F RONT AND R EAR P ANEL C OMPONENTS The line and deskt op unit front pane ls are sho wn in Figure 2 and Figure 3 , respectively. Th e components on these panels are des cribed i n Tabl e 3 on page 5 and in Tabl e 4 on p age 6 . The ETU-751C desktop unit rear p anel is shown in Fig ...

  • ADC ETU-751C - page 15

    700-70 1-100-02 Over view UTU-701 and ETU-751 List 1 August 9, 2002 5 Table 3. Lin e and Desktop Unit Front Panel Components Name Functi on HDSL SYNC LED Displays synchron izatio n state for t he HDSL lo op. HDSL ALM LE D Displays alarm state for th e HDSL loop. I/F ALM L ED Displays alarm state for th e G.703 data port. LOC LP BK LE D Displays loc ...

  • ADC ETU-751C - page 16

    Overview 700-701-10 0-02 6 August 9, 2002 UTU-701 and ETU-751 List 1 Table 4 defines the s ystem states indicated by the front p ane l LEDs. When power is applied to th e unit, one of the LEDs listed in Table 4 will always be on. Table 4. Line an d Deskto p Unit Fr ont Pan el LED Indicat ions LED Mode Description HDSL SYN C LED Steady green Slow bl ...

  • ADC ETU-751C - page 17

    700-70 1-100-02 Over view UTU-701 and ETU-751 List 1 August 9, 2002 7 Figure 4. ETU-751C Desktop Unit Rear Pa nel Table 5. ETU-751C Desktop Unit Rear -Panel Co mponents Item Descriptio n D15F 1 20 Ω G.703 connect or Conne cts E1 bal anced 120 Ω ci rcuits to the en closure. BNC 75 Ω In/Out G .703 connect ors Connec ts E1 unba lance d 75 Ω ci ...

  • ADC ETU-751C - page 18

    Overview 700-701-10 0-02 8 August 9, 2002 UTU-701 and ETU-751 List 1 W ORLD DSL P RODUCT C OMPATIBILITY The line and deskto p units are compatible with the W orldDSL products listed in Table 6 . Table 6. Worl dDSL Product Compatib ility Model Description Part Numbe r Rate-Sele ctable HDSL Units UTU-702C Rate -selectab le HDSL Line Un it, Nx6 4k Ser ...

  • ADC ETU-751C - page 19

    700-701 -100-02 Spec ificatio ns UTU-701 and ETU-751 List 1 August 9, 2002 9 S PECIF ICAT IONS HDSL Interface Line C ode 2B1 Q Line Rate (s electable in incremen ts of 64 kbps) Up t o 2048 kbps Prote ctio n K.20, K.21 Compliance TS 101 135 Transmi ssion Ranges (± 200 m): Transmission Ra nges with 0 dB ETSI No ise Transmission Ranges with No Noise ...

  • ADC ETU-751C - page 20

    Specificat ions 700-701-10 0-02 10 August 9, 2002 UTU-701 and ETU-751 List 1 Alarms Can be individually set to Disab led, Minor, or Majo r (major alarms actu ate the LTU or NTU alarm relay) E1 Interface Loss of Signal (LOS) Loss of Fr aming (LFA) Alarm Indication Sign al (AIS) Remote Alarm Indicatio n (RAI) External C lock Loss of Clock (LOC ) HDSL ...

  • ADC ETU-751C - page 21

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 11 F UNCTIONA L D ESCR IPTION This section provides a functio nal description of the li ne and desktop units, includin g major components, single-pair application m ode, alarms, and testing (including mon itoring and loopbacks). M AJOR C OMPONENTS The major comp onen ...

  • ADC ETU-751C - page 22

    Functiona l Descripti on 700-701-10 0-02 12 August 9, 2002 UTU-701 and ETU-751 List 1 G.703 Int erface The G.703 interf ace performs th e following function s: • provides a jumper-s electable 75 or 120 Ω DTE interface (see “Installa tion and Startup” o n page 23 for jumper locations) • allocates full or fractional portion of the total 204 ...

  • ADC ETU-751C - page 23

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 13 Powe r Sou rce s The line and deskto p units receive po wer from the following sourc es: • A shelf-mounted UTU-7 01C receives power f rom a local s ource of -36 Vdc to -72 Vdc. • An enclosure mounted UTU-701C receiv es power from a local sour ce of -36 Vdc to ...

  • ADC ETU-751C - page 24

    Functiona l Descripti on 700-701-10 0-02 14 August 9, 2002 UTU-701 and ETU-751 List 1 R ATE S ELECTABLE A PPLICATION M ODES AND O PTIONS Applications for single-pair rate-selectable HDSL are thos e th at requ ire transport of v oice and data at var ious rates over variou s distances on a single pair of wires. Dependi ng on line no ise and the HDSL ...

  • ADC ETU-751C - page 25

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 15 For applications requirin g fractional use of the G.70 3 port, embe dd ed ge nerat ion and de tect ion of CRC -4 information, and A-bit insertion, select les s than 32 time slots to invoke the structured mode. In the stru ctured mode time slot 0 is regenerated acc ...

  • ADC ETU-751C - page 26

    Functiona l Descripti on 700-701-10 0-02 16 August 9, 2002 UTU-701 and ETU-751 List 1 Unstructured Mode When 32 time slots are selected, the line and des ktop units automatically op erate in the unstructured mode (see “G.704 Framing an d Rate Selectable HDSL” on page 1 7 ). There is no unstru ctured menu s election. In the unst ructured mode: ? ...

  • ADC ETU-751C - page 27

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 17 G.704 Fra ming and Rate Sele ctable HDSL Time slots 0 and 16 are always transpor ted in accordance with the G.704 framing standa r d. Although not used by G.703 to transpor t data, the rate-selectable HDSL interface tr eats time s lots 0 and 16 as a 128 kbps incre ...

  • ADC ETU-751C - page 28

    Functiona l Descripti on 700-701-10 0-02 18 August 9, 2002 UTU-701 and ETU-751 List 1 P ERFORMANCE M ONIT OR ING AND H ISTORY The UTU and ETU un its provide extensive real time, non-disruptive mon itoring of HDSL transmiss ion performance parameters for all units in a circuit. Perf orman ce of the user interface ports is also m onitored. Current cu ...

  • ADC ETU-751C - page 29

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 19 L OOPBACKS An HDSL system ma intains several di agnostic loopback configur ations, both toward and away from the lo cal unit, which can be used to verify proper transmission of test data through the lo cal unit, the HDSL facility, and the remote unit. Figure 8 on ...

  • ADC ETU-751C - page 30

    Functiona l Descripti on 700-701-10 0-02 20 August 9, 2002 UTU-701 and ETU-751 List 1 The following applies to LTU and NTU loopbacks: • No inband loo pback codes ar e recognized or g enerated. • A remote HDSL loopback is not available from the local console screen as it cause s the HDSL link to go down and requires us er action at the remo te u ...

  • ADC ETU-751C - page 31

    700-701-10 0-02 Funct ional Descript ion UTU-701 and ETU-751 List 1 August 9, 2002 21 Table 13 summarizes the equivalent loopb acks for two differen t activation methods : • LTU and NTU LOC and REM buttons • console screen Te st menus (s ee “Testing” on page 60 for loo pback operation f rom the Tes t menus) BER T ESTING The HDSL units provi ...

  • ADC ETU-751C - page 32

    Inspecti on, Safety , and Equipm ent Repa ir 700-701-10 0-02 22 August 9, 2002 UTU-701 and ETU-751 List 1 I NSPEC TION , S AFETY , AND E QUIP MENT R EPAIR This section describes the procedur es to be followed regarding product ins pection, safety, and repair. I NSPECTION Open the line or desktop u nit shipping carton and inspect the contents f or s ...

  • ADC ETU-751C - page 33

    700-701-10 0-02 Installation an d Startup UTU-701 and ETU-751 List 1 August 9, 2002 23 I NSTA LLA TION AND S TARTUP This section describes th e installation and st artup procedures for the line and de sktop units. UTU-701C L INE U NIT I NSTALLATION Perform the following step s to install t he UTU-701C line unit. 1 Align the UTU-701C with the card g ...

  • ADC ETU-751C - page 34

    Installation and Startup 700-701-10 0-02 24 August 9, 2002 UTU-701 and ETU-751 List 1 ETU-751C D ESKTOP U NIT I NSTALLATION Perform the following step s to install an ETU-751C deskt op unit. 1 Insert the AC power cord into th e powe r cord recep tacle on the ETU rear pan el. 2 Plug th e power cor d into a s ource of 100 V to 240 V, 50 or 6 0 Hz AC ...

  • ADC ETU-751C - page 35

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 25 S YSTEM C ONFIGURATION Each line unit provides a system-wide view of th e en tire HDSL circuit, including the remote unit. After establishing com munication with th e remote line card , pr ovisioning i nformation can be set and performance can be monitored from the l ...

  • ADC ETU-751C - page 36

    System C onfiguration 70 0-701-10 0-02 26 August 9, 2002 UTU-701 and ETU-751 List 1 To connect and con figure a maintenance term inal: 1 Connect a serial cable from the maintenance terminal 9- pin COM por t to the li ne or de sktop un it con sole port connector ( Fi gure 11 ). Ensure t he Data Termi nal Ready (DTR) sig n al from the terminal is con ...

  • ADC ETU-751C - page 37

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 27 L OGGING O N To log on to the maintenance terminal console screen: 1 Press the several times to di splay the Logon Password screen ( Figure 1 2 ). Figu re 12. Logon P asswo rd Sc reen 2 Type the password at the pr ompt or press if a pa ssword h as not b een cust om i ...

  • ADC ETU-751C - page 38

    System C onfiguration 70 0-701-10 0-02 28 August 9, 2002 UTU-701 and ETU-751 List 1 C ONSOLE S CREEN S TRUCTURE The following s ections describe the structure of the co nsole scr een and ho w to na vigate thr ough its menus and related display s. The structure of the console screen displays and dr op-down menus is shown in Figure 14 . The names in ...

  • ADC ETU-751C - page 39

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 29 Table 14 desc ribes the drop-do wn menus selected from the console s creen. Table 14. Co nsole Screen Menu s Menu N ame Func tion Described in this section M ain Display the Mai n console screen to: • View t he circ uit c onfigu ratio n • View perfo rm anc e summ ...

  • ADC ETU-751C - page 40

    System C onfiguration 70 0-701-10 0-02 30 August 9, 2002 UTU-701 and ETU-751 List 1 R EADING AND N AVIGATING M ENUS The menu and s tatus bars app ear on all console s creens. Th e infor mation on the rest of th e screen varies dep ending on the funct ion of t he menu or sc reen. The menu bar displays the n ame of each menu. Choosi ng Monitor , Hist ...

  • ADC ETU-751C - page 41

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 31 Use the keys described in Table 16 to navigate the co nsole screen and its menus: Table 16. Console Screen Nav igation Keys Press thi s Key To Perfo rm this Functi on Alph a-nu mer ic ke ys Type the underl ined or high lighted letter to se lect an d execut e a me nu ...

  • ADC ETU-751C - page 42

    System C onfiguration 70 0-701-10 0-02 32 August 9, 2002 UTU-701 and ETU-751 List 1 Config Menu Options Type at the console screen ( Figure 15 ) to display the Config menu ( Figu re 16 ). Table 1 7 lists the Config menu options and the o rder of sy stem confi gurati on. Figure 16. Console Screen Config Menu Observe the f ollowing when configuring a ...

  • ADC ETU-751C - page 43

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 33 Configure Terminal Settings 1 Type at the Config dro p-dow n me nu to displ ay t he Co nfig Terminal Settings menu ( Figure 17 ). Figur e 17. Co nfig Termi nal Settings Menu 2 Press the or k ey to highlight the selectio n that matches the terminal config uration (whi ...

  • ADC ETU-751C - page 44

    System C onfiguration 70 0-701-10 0-02 34 August 9, 2002 UTU-701 and ETU-751 List 1 Configure Date and Time 1 Type at the Config drop-down menu to dis play the Config Date and Time menu ( Figure 1 8 ). Figure 18. C onfi g Date and Tim e Menu 2 Type the date in DD/MM/YY format, then press . 3 Type the tim e in HH : MM format (24-h our clock), then p ...

  • ADC ETU-751C - page 45

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 35 Change Password 1 Type at the Config dro p-dow n me nu to displ ay t he Config Chang e Pass word menu ( Figure 19 ). Figure 19. Con fig Ch ange P asswo rd Men u 2 Enter a new pas sword (up to eight ch aracters) to chang e the current syst em password. 3 Retype the ne ...

  • ADC ETU-751C - page 46

    System C onfiguration 70 0-701-10 0-02 36 August 9, 2002 UTU-701 and ETU-751 List 1 Configure Circuit ID The circuit ID appears on the status line of each consol e screen. Choose a unique circuit ID for each HDSL card. 1 Type at the Config dro p-dow n me nu to displ ay t he Config Cir cuit ID menu ( F igur e 20 ). Figure 20. Co nfig Circuit I D Men ...

  • ADC ETU-751C - page 47

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 37 Configure System Settings Use the Syste m Set tin gs menu to sele ct and configure s ystem-wide oper ating parameters. C onfigure sy stem settings as follo ws: 1 Type at the Config dr op-down menu to dis play the Config System Settings menu. Figur e 21 show s the Con ...

  • ADC ETU-751C - page 48

    System C onfiguration 70 0-701-10 0-02 38 August 9, 2002 UTU-701 and ETU-751 List 1 Table 18 . Fields and Option s Displayed in Config Sys tem Settings Menu Fiel d and Opt ions Description Applic atio n Mode (a) SINGLE System uses a si ngle-pair of twisted copper wire to tr ansport da ta. For mo re informatio n, see “Rate Sel ectable Applica tion ...

  • ADC ETU-751C - page 49

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 39 Configure LTU a nd NTU Interfaces Select and configure the LTU- and NTU-related operating par ameters as follows: 1 Type one of the following at the Config d rop- down menu to di spl ay the Confi g LTU or NTU In terfac e menu: • for the Confi g LTU In terf ace menu ...

  • ADC ETU-751C - page 50

    System C onfiguration 70 0-701-10 0-02 40 August 9, 2002 UTU-701 and ETU-751 List 1 2 Do the following for each in terface option to be changed. Table 19 describe s the fiel ds and op tions di splayed in the C onfig LTU and Config NT U Inte rface menus. • Use the or the key to select the sub-menu item to be changed . • Use the to togg le to the ...

  • ADC ETU-751C - page 51

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 41 Configure Alarms Use the Config Alarm s menu to conf igure LTU and NTU Inter face alarm parame ters and the HDSL span alarm parameters. When setting alarm parameters for LTUs and NTUs, keep the follo wing rules in mind: • Disabled alarms do not cause LED in dicatio ...

  • ADC ETU-751C - page 52

    System C onfiguration 70 0-701-10 0-02 42 August 9, 2002 UTU-701 and ETU-751 List 1 Alarms for LTU and NTU Interface 1 Type one of the fol lowing at the Conf ig Alarms drop-dow n menu to displa y the Config Alarms LTU or Config Alarms NTU Interface men u: • for the Con fig Alarms LTU Inte rf ace menu ( Figu re 25 ) • for the Con fig Alarms NTU ...

  • ADC ETU-751C - page 53

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 43 HDSL Span 1 Alarms 1 Type at the Conf ig Alarms drop-d own menu to dis play the Config Alarms HDSL Span 1 men u ( Figur e 27 ). Figu re 27. Config Alarms HDSL Spa n 1 Men u 2 Do the follo wing for each interfa ce option to b e changed. The f ields displayed in the Co ...

  • ADC ETU-751C - page 54

    System C onfiguration 70 0-701-10 0-02 44 August 9, 2002 UTU-701 and ETU-751 List 1 S ET TO F ACTORY D EFAULTS Set to Factory Dflts is the screen from which all operating options can be reset to the ADC factory def aults. 1 Type at the Config dr op-down menu to displ ay the Set to Factory Dflts screen ( Figure 28 ). Figure 28. Set to Factory D efau ...

  • ADC ETU-751C - page 55

    700-701-10 0-02 System Config uration UTU-701 and ETU-751 List 1 August 9, 2002 45 3 Do one of the following: • Type to keep the current settings. • Type to reset values to factory defaults. The system resets and both LTU and NTU units go through their respective synchronization processes. If lo ops are down or are in upd ate mode while Set to ...

  • ADC ETU-751C - page 56

    Viewi ng Status 700-701-10 0-02 46 August 9, 2002 UTU-701 and ETU-751 List 1 V IEWIN G S TA TUS The following s ections describe the s creens that display status and system info rmation, such as current alarm status, perf ormance h istory, produ ct, and con figuration inform ation. View status using a maintenance terminal or PC runnin g a terminal ...

  • ADC ETU-751C - page 57

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 47 Table 24 describ es th e fi elds di spl ayed on th e Main console screen. Table 24. Fields Displayed in Main Cons ole Screen Field Descrip tion Circ uit Co nfigu ration G.703 Indicates the interf ace st andard fo r G.703 data p ort. n TS Indicat es the number of time slot ...

  • ADC ETU-751C - page 58

    Viewi ng Status 700-701-10 0-02 48 August 9, 2002 UTU-701 and ETU-751 List 1 M ONITOR M ENU The Monitor men u contains the following o ptions: • LTU Interface scr een that displays the 24 hour an d cumulative count o f errors at the LTU G.703 port. • NTU Interface screen that d isplays the 24 hou r and cumulative count o f errors at the NTU G.7 ...

  • ADC ETU-751C - page 59

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 49 Monitor LTU In terfac e Scre en At the Monitor menu ( Fig ure 30 ), type to di splay the Monitor LTU I nterface screen ( Figur e 31 ). Table 25 describes the fields display ed in the M onitor LTU and M onitor NTU Interf ace scr eens. Figu re 31. Monitor LT U Interface Scre ...

  • ADC ETU-751C - page 60

    Viewi ng Status 700-701-10 0-02 50 August 9, 2002 UTU-701 and ETU-751 List 1 Monitor NTU Interface Screen At the Monitor menu ( Figure 30 ), type to display the Monitor NT U Interf ace screen ( Fi gure 32 ). The fields displayed in the Monitor NTU Interface screen are iden tical to those displayed in th e Monitor LTU Interface screen (s ee Tab le 2 ...

  • ADC ETU-751C - page 61

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 51 Monitor HDSL Span 1 Screen The HDSL Span 1 s creen ( Figure 3 3 ) displays the circuit per formance an d 24-hour erro r counts at the HDSL span 1 interface. A span is defined as the link between two HDSL units (that is, from an LTU to an NTU) which, in this case, is compri ...

  • ADC ETU-751C - page 62

    Viewi ng Status 700-701-10 0-02 52 August 9, 2002 UTU-701 and ETU-751 List 1 H ISTORY M ENU The Histor y menu co ntains t he following status screens: • LTU/NTU Interfaces that d isplay alarm performance history for th e LTU and NTU interface. • HDSL Span that displ ays 24-ho ur, 7-day, an d alarm perf ormance history for the HDSL span. The His ...

  • ADC ETU-751C - page 63

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 53 LTU and NTU Interface Performance Hist ory Screens At the History menu ( Figure 34 ), type to select the Hist ory LTU In terf ace menu ( Figur e 35 ). Figure 35. Histo ry LTU Interface Menu At the History menu ( Figure 34 ), type to select the Hist ory NTU Interf ace menu ...

  • ADC ETU-751C - page 64

    Viewi ng Status 700-701-10 0-02 54 August 9, 2002 UTU-701 and ETU-751 List 1 LTU and NTU Interface Alarm His tory Screens At the History LTU or History N TU Interface menu , typ e the key to select an Alarm History status s creen. The LTU Interface Alarm History screen is shown in Figure 3 7 . Figu re 37. LTU Interface Alarm History Screen Table 27 ...

  • ADC ETU-751C - page 65

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 55 HDSL Span P erformance Hist ory Screens At the History menu ( Figure 34 ), type to select the Hi stor y HDSL Span 1 menu ( Figure 38 ). Figure 38. Hi story HDSL Span 1 Menu The History HDSL Span 1 menu contains three viewing options: • 24 Ho ur His tor y • 7 Day Histor ...

  • ADC ETU-751C - page 66

    Viewi ng Status 700-701-10 0-02 56 August 9, 2002 UTU-701 and ETU-751 List 1 The 24 H our Hist ory screen for HDSL Sp an 1 con tains three columns of data that show (fr om left to righ t) the: • Starting time of e ach 15-minut e interval. • Number of ES/UAS at the LTU end of the HDSL span ( LTU-1) fo r each interval. A dash (-) represents a cou ...

  • ADC ETU-751C - page 67

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 57 HDSL Span 1 Alarm History Screens At the Histor y HDSL Spa n 1 menu ( Figure 38 ), type to select th e Alarm History status screen for HDSL Span 1 ( Figure 41 ). Figur e 41. Alarm History Status Screen fo r HDSL Span 1 Table 28 desc ribes the four column s of data con tai ...

  • ADC ETU-751C - page 68

    Viewi ng Status 700-701-10 0-02 58 August 9, 2002 UTU-701 and ETU-751 List 1 Clear Hi story Screens Use the f ollowing options to clear the 24 Hour, 7 D ay, or Alarm Hist ory stat us scr eens: • Clr 24 Hr Hist: clears all o f the 24-hour his tory error cou nters • Clr 7 Day Hist: clears all of the 7-day history error counters • Clr Alarm Hist ...

  • ADC ETU-751C - page 69

    700-701-10 0-02 Viewi ng Status UTU-701 and ETU-751 List 1 August 9, 2002 59 Tab le 29 . Inventory Screen Data Field Descrip tion Network Diagram Displ ays the con figurati on of the LT U or NTU circuit . Prod uct Displays the model numbers of the LTU, NTU , and any doubl er units t hat comp rise the cha nnel. List # Displays th e LTU, NTU, and do ...

  • ADC ETU-751C - page 70

    Testing 700-701-10 0-02 60 August 9, 2002 UTU-701 and ETU-751 List 1 T ESTING From the main conso le screen ( Figu re 29 ), type to display the Test menu from whi ch you can set and ru n loopback and BER tests ( Figure 43 ). Figure 43. Te st Me nu Scr een Table 30 on page 61 lists the Test menu opti ons. Table 31 lists the field s displayed in the ...

  • ADC ETU-751C - page 71

    700-701-10 0-02 Testing UTU-701 and ETU-751 List 1 August 9, 2002 61 Table 30. Test Menu Options Operatin g Option De fault Settin g Network Diagram Shows th e loopba ck position and direct ion when t he loopb ack is enabl ed and active . Lpbk Dir Select s one of three loopback d irection mo des: OFF No loopb acks a re activ e. NETWORK The loopback ...

  • ADC ETU-751C - page 72

    Firmware D ownload Utility 700-701-10 0-02 62 August 9, 2002 UTU-701 and ETU-751 List 1 F IRMWARE D OWNLOAD U TI LITY This section describes th e ETSI Firmware Download utility and how to use it to upgrade the line and deskt op unit firmware. The ETSI Firmware Download utility is a program you can run on a PC to download new firmw are to the LTU or ...

  • ADC ETU-751C - page 73

    700-701-10 0-02 Firmware Download Utility UTU-701 and ETU-751 List 1 August 9, 2002 63 Initiate the D ownload and Navi gate the Menus To initiate th e download pr ocess, go to t he DOS prompt and type: dnl. Table 32 describes ETSI Firmware User Selectable Download Menu Options. Table 33 describes how to navigate with in the ETSI Firmware Download m ...

  • ADC ETU-751C - page 74

    Referenc e Informati on 700-701-10 0-02 64 August 9, 2002 UTU-701 and ETU-751 List 1 R EFER ENCE I NFORMA TION This sect ion list s the pino uts for the ETU- 751C rear panel connectors and the ECA-80x co nnector adapters . ETU-751C C ONNECTOR P INOUT S The pinouts for the ETU-751 C rear panel conn ectors are list ed in Table 34 and Table 35 . Table ...

  • ADC ETU-751C - page 75

    700-701-10 0-02 Reference Information UTU-701 and ETU-751 List 1 August 9, 2002 65 ECA-800 C ONNECTOR A DAPTER (DB2 5M TO M34F FOR V.35) The ECA-800 con nector adapter ( Figur e 45 ) con verts the DB25F data port connector on the desktop unit r ear panel to a standard V.35 34-pin female connector. Table 36 lists the ECA-800 pinout s. Figu re 45. EC ...

  • ADC ETU-751C - page 76

    Referenc e Informati on 700-701-10 0-02 66 August 9, 2002 UTU-701 and ETU-751 List 1 ECA-801 C ONNECTOR A DAPTER (DB2 5M TO DB15F FOR X.21) The ECA-801 con nector adapter ( Figur e 46 ) converts the DB25F data port connector o n the desktop unit rear panel to a stand ard X.21 1 5-pin female conn ector. Table 37 lists the ECA-801 pinouts. Figure 46. ...

  • ADC ETU-751C - page 77

    700-701-10 0-02 Reference Information UTU-701 and ETU-751 List 1 August 9, 2002 67 Figur e 47. ECA-802 DB9M to RJ-45 Connect or Adap ter, P art Numb er 150- 1472-01 Table 38. ECA-802 DB9M to RJ- 45 Connector Ada pter Pinouts DB9M Connec to r RJ-45 Conn ector Sign al Pin (a) Pin (a) Signal HDSL Loop 1 (Ri ng) 4 1 HDSL Loop 1 (Rin g) HDSL Lo op 1 (Ti ...

  • ADC ETU-751C - page 78

    Referenc e Informati on 700-701-10 0-02 68 August 9, 2002 UTU-701 and ETU-751 List 1 ECA-804 C ONNECTOR A DAPTER (DB9 M TO F OUR -P OSITION T ERMINAL B LOCK ) The ECA-804 con nector adapter ( Figur e 48 ) converts the DB9F HDSL line c onnector on the desktop unit r ear panel to a four-position termin al-block style connector. Table 39 lists the EC ...

  • ADC ETU-751C - page 79

    700-701-10 0-02 Product Support UTU-701 and ETU-751 List 1 August 9, 2002 69 P RODUCT S UPPOR T ADC Customer Service Gro up provides exp ert pre-sales an d post-sales support and training for all its products. Technical sup port is avail able 24 hours a da y, 7 days a week by contacting the ADC Technical Assistance Center at the num ber list ed bel ...

  • ADC ETU-751C - page 80

    Abbrevi ations 700-70 1-100-02 70 August 9, 2002 UTU-701 and ETU-751 List 1 A BBRE VIATIO NS AIS Alarm Indication Signal LL Local Loopback ALM Alarm LOC Local ANSI American Nation al Standards Institute LOC Loss of Clock AWG American Wire Gage LOSW Loss of Sync Word BER Bit Error Rate LPBK Loopback C Centigrade LT U Line Terminatio n Unit COM Commu ...

  • ADC ETU-751C - page 81

    C ERTI FICA TION AND W ARRANTY D IRECTIVE EN300 386-2 C OMPLIANCE To indicate compliance with EN300 386-2 , these produ cts have be en affixed with th e CE mark. L IMITED W ARRANTY ADC DSL Systems, In corporated (“ADC”) wa rrants that, fo r a peri od of si xty (6 0) month s from the dat e of shipment, the hardware portion of its products will b ...

  • ADC ETU-751C - page 82

    DNV C ertificatio n, Inc. REGISTERED FIRM IS O 900 1/TL 9000 ADC DSL Systems , Inc. 14402 Fr anklin Avenue Tustin, CA 9278 0-70 13 Tel: 714.8 32.99 22 Fax: 714. 832. 9924 Technical As sis t ance D OCUMENT : 700-701 -100-02 ´,JE¶1l¨ 1242371 ...

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- инструкции обслуживания ETU-751C
- паспорта изделия ADC
- информационные брошюры
- энергетические этикетки ADC ETU-751C
Все из них важны, однако самую важную информацию с точки зрения пользователя мы найдем в инструкции обслуживания ADC ETU-751C.

Группа документов, определяемая как инструкции обслуживания, делится также на более подробные типы, такие как: Инструкции монтажа ADC ETU-751C, инструкции обслуживания, короткие инструкции или инструкции пользователя ADC ETU-751C. В зависимости от потребностей, Вам необходимо поискать требуемый документ. На нашем сайте Вы можете просмотреть самую популярную инструкцию использования изделия ADC ETU-751C.

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Полная инструкция обслуживания устройства ADC ETU-751C, как должна выглядеть?
Инструкция обслуживания, определяемая также как пособие пользователя, или просто "руководство" - это технический документ, цель которого заключается в использовании ADC ETU-751C пользователями. Инструкции пишет, как правило технический писатель, языком, доступным для всех пользователей ADC ETU-751C.

Полная инструкция обслуживания ADC, должна заключать несколько основных элементов. Часть из них менее важная, как например: обложка / титульный лист или авторские страницы. Однако остальная часть, должна дать нам важную с точки зрения пользователя информацию.

1. Вступление и рекомендации, как пользоваться инструкцией ADC ETU-751C - В начале каждой инструкции, необходимо найти указания, как пользоваться данным пособием. Здесь должна находится информация, касающаяся местонахождения содержания ADC ETU-751C, FAQ и самых распространенных проблем - то есть мест, которые чаще всего ищут пользователи в каждой инструкции обслуживания
2. Содержание - индекс всех советов, касающихся ADC ETU-751C, которое найдем в данном документе
3. Советы по использованию основных функций устройства ADC ETU-751C - которые должны облегчить нам первые шаги во время использования ADC ETU-751C
4. Troubleshooting - систематизированный ряд действия, который поможет нам диагностировать а в дальнейшем очередность решения важнейших проблем ADC ETU-751C
5. FAQ - чаще всего задаваемые вопросы
6. Контактные данные Информация о том, где искать контактные данные производителя / сервисного центра ADC ETU-751C в данной стране, если самостоятельно не получится решить проблему.

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