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  5. Operating Manual

Lanex MD-76 Operating Manual

Summary of MD-76

  • Page 1

    Lanex s.A. 8 ceramiczna street 20-150 lublin poland tel. +48 81 444 10 11 tel/fax. +48 81 740 35 70 ioa76-1f may 2009 lanex s.A., 8 ceramiczna street, 20-150 lublin service: phone +48 81 443 96 39 poland tm-76, md-76 m odem o perating m anual.

  • Page 2

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f i may 2009 table of contents 1 overall characteristics .....................................................................................1 1.1 a pplication ......................................................................................

  • Page 3

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f ii may 2009 6.1.1 device name ..........................................................................................................33 6.1.2 setting date and time ..............................................................................

  • Page 4

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f iii may 2009 list of figures f igure 1. Tm-76.1 modems used in telephone networks .................................................2 f igure 2. Md-76.1 modems used to connect telephone switches and computer networks using sdh network ...........

  • Page 5

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f iv may 2009 list of abbreviations aack alarm acknowledgement ack alarm acknowledged ais alarm inhibition signal aisl ais from local interface aisr ais from remote device bbe background block error es errored second es15 15 minutes errored sec...

  • Page 6: Operating Safety

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f v may 2009 operating safety tm-76.1 and md-76.1 devices have been designed and tested for the operating safety in accordance with class i of pn-en 60950 standard. The device has no built-in disconnecting system. Such a system should be instal...

  • Page 7

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 1 may 2009 1 o verall characteristics 1.1 application tm/md-76 linear circuit device enables full duplex digital signal transmission at the bit rate of 2.048 mbit/s in accordance with itu-t/g.703 via a fiber optic line. Tm/md-76 devices can o...

  • Page 8

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 2 may 2009 1.3 examples of application telephone switch telphone switch e1 / g.703 e1 / g.703 fiber optic line rs-232 tm-76.1 dce 4-sg 6-txd 5-rxd fiber optic modem e1/g.703 alck rs-232 tm-76.1 dce 4-sg 6-txd 5-rxd fiber optic modem e1/g.703 ...

  • Page 9

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 3 may 2009 1.4 symbols and available versions list of abbreviations: sh – short haul lh – long haul mm – designed for operate with multi-mode fiber sm - designed for operate with single-mode fiber wdm – version to operate with single fiber, u...

  • Page 10

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 4 may 2009 note: 1. Each time a symbol containing the letter "x" instead of its corresponding digit is used in the manual, it means that the feature specified in this part of the symbol is insignificant concerning the discussed parameter and ...

  • Page 11

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 5 may 2009 2 c onnectors and indicators 2.1 introduction device versions differ from each other with the type of the used optical elements. There are no differences in the mechanical structure. 2.2 tm-76 modem 6-tx 5-rx 4-sg fiber optic modem...

  • Page 12

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 6 may 2009 table 2. Description of rs-232 / v.28 dce connector outputs (rj-45 type) pin description 4 sgnd 6 tx out 5 rx in rs-232 cable should be used to connect tm-76 multiplexer to a terminal. Table 3 specifies the required list of cable c...

  • Page 13

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 7 may 2009 2.3 md-76 modem (card) md-76.1 md-76.1 5 2 9 7 aack 4 5 6 1 2 3 figure 5. View of tm-76 front and rear panel 1 - power supply indication diode 2 - group of signaling diodes: loes – loss of input electrical signal loos – loss of opt...

  • Page 14

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 8 may 2009 3 f unctional description tm-76 and md-76 devices perform the following functions: 1. Processing of electrical signals at the bit rate of 2.048 mbit/s in hdb-3 three-level code into a digital signal in the natural code; 2. Multiple...

  • Page 15

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 9 may 2009 contacts in the telecommunication rack are connected to db- 9 female socket. The detected failure conditions and actions taken are shown in table 1. Table 4. Detected failure conditions and accompanying actions. Actions taken led d...

  • Page 16

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 10 may 2009 the other bit – national bit is used for communication between the supervision systems of a local and remote device. 3.3 test loops tm-76 and md-76 device software enables closing a loop on e1 electric interface and optical interf...

  • Page 17

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 11 may 2009 3.5 event log tm-76 and md-76 devices can record the time and date of an event of a specified criterion. The devices record the following types of events: • an appearance or loss of power supply voltage, • an appearance or loss of...

  • Page 18

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 12 may 2009 3.6 monitored qualitative parameters of g.703 e1 interface tm-76 and md-76 devices are provided with a function of qualitative parameter monitoring. The devices automatically monitor the interface signal parameters and detect, cou...

  • Page 19

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 13 may 2009 3.7 monitored qualitative parameters of e2 optical interface tm-76 and md-76 devices are provided with a function of qualitative parameter monitoring. The devices automatically monitor the linear interface signal parameters and de...

  • Page 20

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 14 may 2009 4 i nstallation and operation 4.1 operating conditions the devices can operate continuously in closed rooms and in conditions according to paragraph 7.4.1 of this operating manual. The devices should not be directly exposed to sun...

  • Page 21

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 15 may 2009 s figure 8. Installation of the devices in the form of a card in md-72 telecommunication rack, rear view. Figure 9. Installation of the devices in the form of a card in md-72 telecommunication rack, sectional view. 4.3 power suppl...

  • Page 22

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 16 may 2009 4.4 e1/g.703 linear signal connection 4.4.1 tm-76 and md-76 e1/g.703 interface input and output signals of tm-76 and md-76 devices are transmitted via two screened symmetric cables of 120 Ω impedance or one double screened cable o...

  • Page 23

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 17 may 2009 table 7. Tm-76 - computer connecting cable specification tm-76.1 modem side pc computer or terminal side rj-45 connector pin symbol dsub-9 female connector dsub-25 female connector 6 tx 2 3 5 rx 3 2 rts – cts 7 – 8 4 – 5 dtr - dsr...

  • Page 24

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 18 may 2009 table 9. Power balance device version 76.1-3-1 76.1-3-1 76.1-3-2 76.1-4-1 76.1-5/6-1 76.1-5/6-2 1 wave length ( for wdm have been done calculation for unfavourable case - 1310 nm ) laser 1310 nm sh laser 1310 nm sh laser 1310 nm l...

  • Page 25

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 19 may 2009 the following steps should be performed to make a connection: • remove the protective caps from the socket and the plug ferrule; • put the ferrule into the socket end caring of accurate alignment of the socket and plug axes - any ...

  • Page 26

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 20 may 2009 5 o peration with vt100 terminal 5.1 application the supervision software is adapted to support vt100 terminal; it is used to set up and monitor the functions of tm-76 modem. Md-76 device is installed in the rack and it does not h...

  • Page 27

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 21 may 2009 5.3 installation and start-up in order to start up the supervision software, vt100 terminal or a vt100 terminal emulation program should be correctly set up. The tables below show examples of term95 and hyperterminal setup. If ano...

  • Page 28

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 22 may 2009 figure 10. The password entry panel emergency password removal!! If the user forgets the password, he/she can remove it by performing an emergency procedure. To do this, the user - instead of the password - should enter %code01. T...

  • Page 29

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 23 may 2009 5.5 main menu the main menu is the entry window to all remaining panels and the submenu. The submenu is selected with the arrows and enter keys. From its level, you can access the following panels: • system • interfaces • event lo...

  • Page 30

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 24 may 2009 each of the available panels comprises three fields (common to all panels). These are: • panel name and date bar, • device name and address bar, • key shortcut bar. 1. 2. 3. Figure 12. A terminal window example 1. Active panel nam...

  • Page 31

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 25 may 2009 figure 13. The system panel the parameters set up in the system panel are listed in 0. Table 12. Device set-up registers. The values in the gray fields in the table are given in the phase of production. Any subsequent modification...

  • Page 32

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 26 may 2009 figure 14. Interfaces-selection 5.5.2.1 interfaces-options the interfaces-options panel is used to select the following panels: • interface set-up, • viewing 15-minut and 24-hour es, ses, bbe, uas, esfe, sesfe registers, • viewing...

  • Page 33

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 27 may 2009 5.5.2.2 set-up the set-up panel is used to: • set up alarm severity levels when exceeding the quality thresholds in 15-minute and 24-hour periods, • set up alarm switch-on and switch-off thresholds when exceeding the quality thres...

  • Page 34

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 28 may 2009 table 13. Interface set-up – alarm severity level values, switch-on and switch-off threshold values. Parameter name allowed status default value description es/ses threshold exceeding alarm urgent alarm non-urgent alarm none urgen...

  • Page 35

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 29 may 2009 in the set-up panel). The device stores 16 records of 15-minute counters for each interface and 2 records of 24-hour counters for each interface. Data is recorded only for non-zero counter values. Figure 17. 24-hour registers 5.5....

  • Page 36

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 30 may 2009 5.5.4 event log this panel displays events concerning the device. The types of recorded events are described in paragraph 3.6. This panel allows the user to delete all events recorded in the device memory using the ctrl+r key comb...

  • Page 37

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 31 may 2009 figure 20. Monitoring 5.5.6 loops tm-76 modem terminal is capable of activating test loops from the side of e1 and e2 interfaces. The test loops are described in paragraph 3.3 test loops. Figure 21. Loops.

  • Page 38

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 32 may 2009 6 d evice set - up using l an w in program the lanwin application in a local version enables the user to supervise and monitor tm-76 in a desktop version and tm-72 racks equipped with md-76 modem cards. The description of computer...

  • Page 39

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 33 may 2009 6.1.1 device name by pressing the "device name" button you will opens a window, in which you can enter its name. During the operation, the entered name will appear in the active device window and in the window of the device, whose...

  • Page 40

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 34 may 2009 6.1.3 additional information if you press the "additional information" button, a window will open showing additional information concerning the connected device. Figure 25. Additional information 6.2 channel activity the "channel ...

  • Page 41

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 35 may 2009 figure 26. Channel activity 6.3 g.826 statistics this tab enables the user to monitor the following numbers in 15-minut and 24-hour periods: • es errored seconds, • ses severely errored seconds, • eb errored bloks, • uas unavailab...

  • Page 42

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 36 may 2009 figure 27. G.826 statistics.

  • Page 43

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 37 may 2009 6.3.1 alarm severity level the window shown below allows you to set an alarm severity level. The window will open if you select the "alarm severity level" option from the menu. Figure 28. G.826 statistics, alarm severity level.

  • Page 44

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 38 may 2009 6.3.2 alarm thresholds the window shown below allows you to set an alarm switch-on and switch-off threshold. The window will open if you select the "threshold set-up" option from the menu. Figure 29. G.826 statistics, alarm thresh...

  • Page 45

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 39 may 2009 6.4 test loops the tab "tm-76 test loops" allows you to activate the test loops from the side of e1 and e2 interfaces. The test loops are described in paragraph 3.3 test loops. Figure 30. Test loops.

  • Page 46

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 40 may 2009 6.5 monitoring this panel displays parameters, which represent the current status of e1 and e2 interfaces: • interface defect and anomaly monitoring points, • transmission quality monitoring objects related to individual interface...

  • Page 47

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 41 may 2009 6.6 log 6.6.1 event log the "event log" tab displays the recorded events concerning the modem. The types of recorded events are described in paragraph 3.5. This tab allows you to delete the complete list of recorded events. You ca...

  • Page 48

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 42 may 2009 list of recorded events. • date it allows you to select an event filtering time criterion. This tab enables you to select the start and end date and time of this criterion. • ual/nual it allows you to select criteria of the displa...

  • Page 49

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 43 may 2009 7 t echnical specification 7.1 electrical characteristics of e1/g.703 interface parameter or feature parameter value or feature description electrical compatibility standard itu-t g.703 rated binary bit rate 2.048 mbit/s ±50 ppm a...

  • Page 50

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 44 may 2009 7.2 optical interface characteristics parameter or feature oznaczenie wykonania wartość parametru lub opis cechy linear code tm 76.1-x md 76.1-x 5b-6b optical signal modulation speed tm 76.1-x md 76.1-x 10.1376 mbod tm 76.1-3-x md...

  • Page 51

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 45 may 2009 7.3 mechanical parameters symbol feature value width 105 mm height 36 mm depth 185 mm tm-76.1 weight 530 g digital card interface card width 20.5 mm 20.5 mm height 129 mm 129 mm depth 146mm 146mm md-76.1 weight 0.16 kg 0.15 kg 7.4...

  • Page 52

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 46 may 2009 7.4.3 storage the devices should be stored in closed rooms in the following environmental conditions: environmental parameter allowable value ambient temperature -25 ÷ +55 o c humidity 5% up to 90% below +40 o c vibration frequenc...

  • Page 53

    E1/g.703 f iber o ptic m odem o perating m anual ioa76-1f 47 may 2009 8 c omplete product the complete set of the tm-76 desktop product supplied to the customer includes the following components: 1. Tm-76 modem 1 pce. 2. Rs-232 cable, db-9 rj-45 1 pce. 3. Ioa76-1x operating manual 1 pce. 4. Guarante...

  • Page 56

    Manufacturer: lanex s.A. 8 ceramiczna street 20-150 lublin poland phone: +48 81 444-10-11 fax: +48 81 740-35-70 e-mail: info@lanex.Pl web: www.Lanex.Pl service contact: phone +48 81 443-96-39 lanex s.A. 2007.