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ADC UTU-701C User's Manual

1. Menu Name Function Described in this section Main Display the Main console screen to Main Console Screen on e View the circuit configuration page 46 e View performance summary information e View alarm summary information Monitor Monitor the past 24 hour performance of the LTU interfaces NTU Monitor Menu on page 48 interfaces or HDSL spans History View 24 hour 7 day or alarm history displays for any of History Menu on page 52 the following e LTU interface e HDSL spans e NTU interface e Clear all the 24 hour 7 day or alarm histories Config Perform any of the following system functions Config Menu Options on e View or change global operating parameters for the system page 32 e View or change LTU interface HDSL span or NTU interface operating parameters e View or change alarm parameters e Set the time and date e Set or change the unit password e Change the circuit ID e Configure terminal display e Set all operating parameters to factory defaults Test Perform any of the following test functions Testing on page 60 e Set the loopback mode and location e Set the loopback time out e Enable or disable loopback operation e Initiate BER test and monitor BER results Inventory Display registration information to track product manufacturing Inventory Screen on page 58 configuration and revision state Quit Log off the system Logging Off on page 45 Help Display a screen of
2. WorldDSL USER MANUAL RATE SELECTABLE HDSL LINE AND DESKTOP UNITS UTU 701C List 1 Universal Termination Unit Part Number 150 1422 01C gt EN 2D 27 ETU 751C List 1 ETSI Termination Unit Part Number 150 1432 01C 700 701 100 02 Revision History of This Manual To order copies of this manual use document number 700 701 100 02 Issue Release Date Revisions Made January 14 2000 Initial release 2 August 9 2002 ADC rebrand Copyright August 22 2002 O 2002 ADC DSL Systems Inc All rights reserved Trademark Information ADC is a registered trademark and WorldDSL is a trademark of ADC Telecommunications Inc No right license or interest to such trademarks is granted hereunder and you agree that no such right license or interest shall be asserted by you with respect to such trademark Other product names mentioned in this document are used for identification purposes only and may be trademarks or registered trademarks of their respective companies Disclaimer of Liability Information contained in this document is company private to ADC DSL Systems Inc and shall not be modified used copied reproduced or disclosed in whole or in part without the written consent of ADC Contents herein are current as of the date of publication ADC reserves the right to change the contents without prior notice In no event shall ADC be liable for any damages resulting from loss of data loss of use or
3. LTU NTU Description System uses a single pair of twisted copper wire to transport data For more information see Rate Selectable Application Modes and Options on page 14 Selects the mode with which the HDSL payload rate will be determined HDSL payload rate is set by number of time slots entered for the HDSL Payload Rate option Each time slot is 64 kbps Selects the rate and reach at which data will be transported see Table 2 Transmission Ranges with 0 db ETSI Noise on page 3 Typing a time slot value of 1 through 32 and pressing ENTER sets and displays the HDSL payload rate 9 e Selects whether a maintenance terminal connected to an NTU can affect system changes or is Read only This field may be set only at the LTU NTU console screens can be used to configure the system NTU console screens are read only The LOC and REM pushbuttons on the NTU are also disabled System changes can only be made from the LTU Configures UTU or ETU as LTU master or NTU slave The default configuration is NTU slave Note that changing the Local Unit Role of a UTU or ETU causes the unit to reset and the LEDs to cycle Configures UTU or ETU as LTU master The LTU configured rate selectable UTU ETU does not provide line power to other HDSL units Configures UTU or ETU as NTU slave The NTU configured rate selectable UTU ETU does not provide line power to other HDSL units SINGLE is the only application mode and
4. Line and Desktop Unit Front Panel LED Indications oooconocnnccnoncnanonnconononcnn non cono ron con ono ncononn non no nn nc nc rnncncnnos 6 5 ETU 751C Desktop Unit Rear Panel Components c ooooconocconcnonconcnononnnnononnnnnncnnnonnnon crono nono nann non n cnn non n enn ncncnnnns 7 6 WorldDSE Product Compatibility css m rin 8 7 Typical Structured Mode System Settings eee eeeeseeseeesecsecesecsesesecseceseesecesesseceaeeseesaecaeesseeaeseseensenss 15 8 Typical Unstructured Mode System Settings cece eccseesecsecesecsecesecseeesesseeeaecsceaecsecesesseeeseseeeeaeenees 16 9 Examples of Selected and Actual HDSL Payload Rates u uu22u0200ssrsnesnnesnesnesnennnennnenennnnnnennnennennen 17 10 Monitored HDSL Transmission and Interface Performance ParametelS ococononnnocnonnnonconnconcnnnnnnonnnrnonancnnons 18 11 HDSL Transmission and Application Interface Alarms uursrssessnensersnesnnsnnennonnnnnnennnennennnennonnnennonn 19 12 Loopbacks Selected at Front Panel Pushbuttons and Console Screens 220220020020nsnennnnnnennnennennennnenn 20 13 Loopback Equivalents 2 isos imita sense een ech g linden 21 14 Console Screen Men s Ra er ih E A 29 15 Console Screen Status Bar Displays 220 220s80 10 00 age a lan 30 16 Console Screen Navigation Keys hartem VRR En 31 17 Config Menu Options and Recommended Order of System Configuration uussuessessnessnesnennne
5. drop down configuration menu then e press the and 4 keys to highlight a menu item and press ENTER to select the item Provides same function as the 4 key CTRL E moves up one line in the History screens CTRL X moves down one line in the History screens CTRL C performs the page down function in the History screens CTRL R performs the page up function in the History screens Selects options displayed for current menu item For example to select MANUAL or Nx64k AUTO mode from the Config System Settings menu e press the J key to highlight the HDSL Rate Mode option then e press the SPACEBAR until the desired option MANUAL or Nx64k AUTO is highlighted Exits the current screen and returns to the previous screen Selection changes made on the current screen are discarded Press ESC while in a text field to cancel the text entry and restore the old value Applies all selections on the current screen For example to select an HDSL payload rate from the Config System Settings menu e press the 4 key to highlight the HDSL Payload Rate option then e type the desired number of time slots 1 to 4 and press ENTER to display the selected HDSL payload rate in MANUAL mode only UTU 701 and ETU 751 List 1 August 9 2002 31 System Configuration 700 701 100 02 Config Menu Options 32 Type C at the console screen Figure 15 to display the Config menu Figure 16 Table 17 lists the Config menu options and the
6. 2 HR BER Test STOP Det Status NOT ACTIVE Test Time 60 00 00 Bit Errors 0 BER 6 0 ID PairGain STOP RESTART 07 01 60 14 45 Figure 43 Test Menu Screen Table 30 on page 61 lists the Test menu options Table 31 lists the fields displayed in the Bit Error Rate BER section of the test menu Loopbacks remain active until the timeout elapses or the configuration changes The loopback location and status are indicated on the network diagram portion of the test menu with characters as follows Flashing reverse video for active loopbacks e Solid reverse video for disabled loopbacks Front panel loopback LPBK LED indications are described in Table 4 on page 6 See page 19 for a description of loopbacks August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Testing Table 30 Test Menu Options Operating Option Default Setting Network Diagram Shows the loopback position and direction when the loopback is enabled and active Lpbk Dir Selects one of three loopback direction modes OFF No loopbacks are active NETWORK The loopback selected in Loopback Position is directed toward the network equipment connected to the LTU CUSTOMER The loopback selected in Loopback Position is directed toward the customer s equipment connected to the NTU Lpbk Loop s Selects the loops used in the loopback test NONE Option not available with single pair HDSL card Lpbk Position Selects the possible loopba
7. 3 4 km 11 155 ft 2 9 km 9 515 ft 2 4 km 7 874 ft 0 4 mm 26 AWG Single Twisted Pair Copper Wire 5 3 km 17 388 ft 4 7 km 15 420 ft 4 6 km 15 092 ft 4 3 km 14 108 ft 3 7 km 12 139 ft 3 3 km 10 827 ft 3 0 km 9 842 ft Specifications Transmission Ranges with No Noise 0 51 mm 24 AWG Single Twisted Pair Copper Wire 7 1 km 23 294 ft 6 7 km 21 982 ft 6 3 km 20 669 ft 5 9 km 19 357 ft 5 3 km 17 388 ft 4 7 km 15 420 ft 3 2 km 10 499 ft ren Single Twisted Pair Copper Wire 256 4 1 km 13 451 ft 384 3 6 km 11 811 ft 512 3 4 km 11 155 ft 768 3 0 km 9 842 ft 1152 2 6 km 8 530 ft 1536 2 2 km 7 218 ft 2048 2 0 km 6 562 ft G 703 Interface Unstructured Leased Line Structured Leased Line Fractional El Line Code Line Rate Impedance jumper selectable CRC 4 mode Compliance Timing Clock Source Internal Oscillator 2 048 Mbps per ETS 300 247 D2048U 2 048 Mbps per ETS 300 419 D2048S User selectable DSO blocking with user programmable idle code HDB3 2 048 Mbps 120 Qbalanced twisted pair 75 Qunbalanced coax User selectable CRC 4 detection and generation ITU T G 703 G 704 G 706 G 821 G 823 CTR 12 G 703 input External 2 048 MHz clock per G 703 par 10 2 048 MHz 50 ppm Performance Monitoring and Diagnostics HDSL G 703 Interface Major Alarm Relay Loopbacks UTU 701 and ETU 751 List 1 Noise margin pulse at
8. 4 to earth ground for protection of the equipment and for safety of personnel Primary protection for the HDSL line must be provided by the user Both primary and secondary protection must be provided by the user if the E1 line runs outside of the building Align the UTU 701C with the card guides in the shelf or enclosure see Figure 9 Slide the line unit into the guides then push the unit inward until it seats firmly in the card edge connector Tighten the two captive screws on the UTU 701C front panel to secure the unit in place AeA Y N m If configuring the line unit as an LTU power up the shelf and proceed as instructed on pages 25 through 27 and 37 to access the Local Unit Role option in the Config System Settings menu the default setting is NTU 5 Set the TT clock at the DTE for the default HDSL payload rate of 256 kbps 4 time slots EMS 83x UTU 701C VD 0000 o oof Figure 9 Installing the UTU 701C Line Unit UTU 701 and ETU 751 List 1 August 9 2002 23 Installation and Startup 700 701 100 02 x The line and desktop units will reset and their LEDs will sequence through the startup cycle 4 following any change to the Local Unit Role option If necessary log on again by pressing the SPACEBAR several times ETU 751C DESKTOP UNIT INSTALLATION Perform the following steps to install an ETU 751C desktop unit 1 Insert the AC power cord into the power c
9. 46 for information on performance screens The monitored parameters are described in Table 10 Table 10 Monitored HDSL Transmission and Interface Performance Parameters Monitored Parameter Description HDSL Noise Margin A measure of the ratio of signal power to noise power in decibels dB at a receiver point A value of 0 dB means that the predicted transmission BER is equal to 10 A value of 6 dB means the predicted transmission BER is equal to 1071 The Main menu status display continuously updates the margin value HDSL CRC 6 A six bit word in every HDSL frame representing a calculation based on all the bits in that frame Any mismatch at the receiver between the received CRC 6 and the one calculated based on the received data in the frame indicates that one or more bits were received in error The units use this parameter to derive HDSL Errored Seconds ES HDSL Loss of Sync Word The unit has detected an error in one or more bits in six consecutive HDSL sync words TS 101 135 LOSW requires two consecutive sync words to be received without error to clear this condition A LOSW condition generally indicates the loop is down thus data cannot be transmitted Based on the monitored parameters the LTU and NTU units derive the following performance parameters HDSL Errored Second ES An interval of one second during which at least one CRC 6 error is detected at the incoming HDSL port or there is an LOSW condition HDSL Una
10. LED indications actuate the line unit alarm relay and are stored in history Console screen menu alarm history reports are generated The LTU alarm relay activates in response to a major alarm at the LTU only The NTU alarm relay activates in response to a major alarm at the NTU only For the duration of a major alarm the line unit alarm relay contacts are connected as follows The C Common contact is connected to the NO Normally Open contact The NC Normally Closed contact is floating With no alarm the C and NC contacts are connected and the NO contact remains floating The line unit alarm relay operates in a fail safe mode When no power is applied to the line unit the alarm relay C and NO contacts are connected with the NC contact floating Type A at the Config drop down menu to display the Config Alarms menu Figure 24 Main Monitor History Config Test Inventory Quit Help I Alarms LTU Interface HDSL Span 1 NTU Interface Password Circuit ID Terminal Settings Set to Factory Dflts ID PairGain 07 01 00 13 08 LTU NORMAL Figure 24 Config Alarms Menu UTU 701 and ETU 751 List 1 August 9 2002 41 System Configuration Alarms for LTU and NTU Interface 700 701 100 02 1 Type one of the following at the Config Alarms drop down menu to display the Config Alarms LTU or Config Alarms NTU Interface menu L for the Config Alarms LTU Interface menu Figure 25 N for the Config Al
11. Local Loopback Remote Loopback Test Mode UTU 701 and ETU 751 List 1 M34F V 35 Connector Signal Frame ground Send Data A Send Data B Receive Data A Receive Data B Request to Send Clear to Send Data Set Ready Data Terminal Ready Signal Ground ARS Received Line Signal Detect EBEN ACES Serial Clock Transmit External A Serial Clock Transmit A Serial Clock Transmit B Serial Clock Receive A Serial Clock Receive B Serial Clock Transmit External B Local Loopback Remote Loopback Test Mode 65 Reference Information 700 701 100 02 ECA 801 CONNECTOR ADAPTER DB25M TO DB15F FOR X 21 The ECA 801 connector adapter Figure 46 converts the DB25F data port connector on the desktop unit rear panel to a standard X 21 15 pin female connector Table 37 lists the ECA 801 pinouts 00000000 0000000 o 000000000000 o o o o o o o o o o o o o o Figure 46 ECA 801 D25M to DBISF X 21 Connector Adapter Part Number 150 1470 01 Table 37 ECA 801 DB25M to DBISF X 21 Connector Adapter Pinouts DB25M Connector DB15F X 21 Connector Send Data A Send Data A Send Data B 14 9 Send Data B Receive Data A 3 4 Receive Data A Receive Data B 16 11 Receive Data B Request to Send A 4 3 Control A Request to Send B 19 10 Control B Signal Ground 7 8 Signal Ground Receive Line Signal Detect A 8 5 Indication A Receive Line S
12. MANUAL is the only rate mode UTU 701C and ETU 751C have 32 time slots available for HDSL payload rates of 256 kbps to 2048 kbps Payload rates are displayed in the Config LTU and Config NTU Interface menus as Data Rate of TSs data rate number of time slots a b c An HDSL Payload Rate of 64 kbps 1 time slot is transmitted at 256 kbps see G 704 Framing and Rate Selectable HDSL on page 17 d e SPACEBAR several times August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Configure LTU and NTU Interfaces Select and configure the LTU and NTU related operating parameters as follows 1 Type one of the following at the Config drop down menu to display the Config LTU or NTU Interface menu L for the Config LTU Interface menu Figure 22 IN for the Config NTU Interface menu Figure 23 Main Monitor History i Inventory Quit Help EXT G 703 G 703 Port CRC4 Mode i DIS ENA PASSTHRU Idle Code 00 FF Data Rate of TSs 1024kbps 16 32 Beginning TS 1 1 23 09 99 00 04 NTU LOOP DOWN Figure 22 Config LTU Interface Menu Main Monitor History Inventory Quit Help EXT G 703 G 703 Port CRC4 Mode DIS DIS ENA PASSTHRU Idle Code FF 00 FF Data Rate of TSs 1024kbps 16 32 Beginning TS 1 1 07 01 00 13 07 Figure 23 Config NTU Interface Menu e The Data Rate of TSs and Beginning TS parameters in the Config LTU and NTU Inte
13. are described in Table 26 Main MESAS History Config Test Inventory Quit Help HDSL Span 1 I Current Margin dB MAR 23 0 22 5 Low Margin dB High Margin dB 23 5 23 5 Pulse Attenuation dB 5 5 5 0 Errored Seconds ES 1 2 Unavailable Seconds UAS 474 606 HDSL Tip Ring Reversal NO Clear 24 Hour Histor LTU 1 NTU 1 14 5 21 5 ID PairGain 07 01 00 11 23 LTU NORMAL Figure 33 Monitor HDSL Span 1 Screen Table 26 Fields in Monitor HDSL Span 1 Screen Field Current Margin dB MAR Low Margin dB High Margin dB Pulse Attenuation dB Errored Seconds ES Unavailable Seconds UAS HDSL Tip Ring Reversal Clear 24 Hour History UTU 701 and ETU 751 List 1 Description Indicates the excess signal to noise ratio relative to a 107 bit error rate The normal range of a typical margin is from 6 to 22 dB with a value of 6 dB corresponding to a predicted BER of 107 Indicates the lowest margin since startup or the last 24 hour history clear Indicates the highest margin since startup or the last 24 hour history clear Indicates the attenuation of the 2B1Q pulse from the distant end This value is related to the cable pair s loss at 292 KHz The normal range of pulse attenuation is from 1 to 41 dB The number of one second intervals in which at least one HDSL CRC 6 error or loss of Sync Word LOSW was detected on the HDSL span during the last 24 hours The number of se
14. clears all of the 7 day history error counters e Clr Alarm Hist clears all alarm history logs To clear the status screens 1Select the alarm history option to be cleared with the f and 4 keys then press ENTER The following confirmation message displays ALL 24 HOUR or 7 DAY or ALARM HISTORIES WILL BE CLEARED CONTINUE Y N 2Do one of the following Type N to cancel the operation Type IY to clear the screen Typing Y displays the following confirmation message 24 HOUR HISTORIES CLEARED INVENTORY SCREEN The Inventory screen permits tracking of the system s inventory service and revision state Table 29 on page 59 describes the fields displayed in each Inventory screen Type 1 to display the Inventory screen Figure 42 Main Monitor History Config Test Quit Help G 703 gt gt 6 703 32 TS lt lt 32 TS LTU NTU Product ETU 751 ETU 751 List 1 1 H W Cfg EO E0 Serial 000000911946 000000911746 Manuf 05 05 99 01 01 00 Days Op 12 6 Sul Part xxx xxxx xx XXX XXXXXX Chksum 6997 6997 S W Rev U04 00 16 J04 00 10 SW Date 10 06 99 10 06 99 07 01 00 14 47 Figure 42 Inventory Screen 38 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status Table 29 Inventory Screen Data Field Network Diagram Product List H W Cfg Serial Manuf Days Op SW Part Chksum S W Rev SW Date Description Displays the configuration o
15. describes how to navigate within the ETSI Firmware Download menu Keystroke Table 33 Navigating the ETSI Firmware Download Menu Result PAGE UP or PAGE DOWN Change a setting with the exception of the FILE NAME setting Tandil ESC ENTER Move from field to field Abort setup and returns to the DOS prompt Start the download process Download progress messages include program size e download time program checksum line unit response time out message posted if the line unit does not response within five seconds when this occurs the download operation is aborted While downloading the line or desktop unit front panel LEDs all light then a binary count sequence indicates progress When downloading is complete the unit resets UTU 701 and ETU 751 List 1 August 9 2002 63 Reference Information 700 701 100 02 REFERENCE INFORMATION This section lists the pinouts for the ETU 751C rear panel connectors and the ECA 80x connector adapters ETU 751C CONNECTOR PINOUTS The pinouts for the ETU 751C rear panel connectors are listed in Table 34 and Table 35 Table 34 D9F HDSL Line Connector Pinouts Pin Signal Description 4 HDSL_RING_A HDSL Loop 1 Ring 9 HDSL_TIP_A HDSL Loop 1 Tip 1 HDSL_RING_B HDSL Loop 2 Ring 6 HDSL_TIP_B HDSL Loop 2 Tip a All other pins are not used Pins 1 and 6 not used on single pair HDSL cards Table 35 D25F Data Port Connector Pinouts 2 EXC D
16. helpful information regarding the product UTU 701 and ETU 751 List 1 August 9 2002 29 System Configuration 700 701 100 02 READING AND NAVIGATING MENUS 30 The menu and status bars appear on all console screens The information on the rest of the screen varies depending on the function of the menu or screen The menu bar displays the name of each menu Choosing Monitor History or Config from the menu bar drops down a menu of available options When selected all options on the Monitor drop down menu and the Alarm option on the Config drop down menu display drop down submenus The status bar at the bottom of the screen displays the circuit ID the current date and time unit type and current system information Select Config from the console screen menu bar to enter or change the circuit ID and the current date and time The items described in Table 15 correspond to the numbers in Figure 15 Table 15 Console Screen Status Bar Displays ltem Field 1 Circuit 1D 2 Date and time 3 Local unit role 4 System information LEN Monitor ID PairGain Description Shows the user selected name for the circuit such as customer name Today s date in dd mm yy format Today s time in 24 hour format Either LTU or NTU Displays the current system status The system information field shows one of the following Loop down At least one configured HDSL channel is down either due to restart or startup not completing A
17. interface between your DTE and the local HDSL card The HDSL link is maintained during this loopback Local or Interface Loopback Data is looped back at the local unit or remote unit back toward the remote DTE equipment This is Away from the Local equivalent to pressing the REM button on the remote unit s front panel and is made available at the Equipment local console screen for ease of installation The injected test data and loopback verification must still be performed at the remote unit site Local equipment outputs an AIS for the duration of this test Remote Interface Away Data is looped back at the remote unit toward the remote DTE equipment This is available at the local from the Local Equipment console screen for the duration of this test The injected test data and loopback verification must still be performed at the remote unit site Local equipment outputs an AIS for the duration of this test The following applies to LTU and NTU loopbacks No inband loopback codes are recognized or generated Aremote HDSL loopback is not available from the local console screen as it causes the HDSL link to go down and requires user action at the remote unit to disengage the loopback 20 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Functional Description Table 13 summarizes the equivalent loopbacks for two different activation methods e LTU and NTU LOC and REM buttons e console screen Test menus see Testing on
18. loss of profits and ADC further disclaims any and all liability for indirect incidental special consequential or other similar damages This disclaimer of liability applies to all products publications and services during and after the warranty period August 9 2002 ETU 701C and ETU 751C List 1 700 701 100 02 Using This Manual USING THIS MANUAL The following conventions are used in this manual Monospace type indicates screen text Keys you press are indicated by small icons such as Y or ENTER Key combinations to be pressed simultaneously are indicated with a plus sign as follows CTRL ESC e Items you select are in bold Three types of messages identified by icons appear in text Notes contain information about special circumstances F Cautions indicate the possibility of personal injury or equipment damage The Electrostatic Discharge ESD symbol indicates that a device or assembly is susceptible to damage from electrostatic discharge gt For a list of abbreviations used in this document refer to Abbreviations on page 70 INSPECTING SHIPMENT Upon receipt of the equipment e Unpack each container and inspect the contents for signs of damage If the equipment has been damaged in transit immediately report the extent of damage to the transportation company and to ADC DSL Systems Inc Order replacement equipment if necessary e Check the packing list to ensure complete and accurate
19. order of system configuration Hain Monitor History Ci i Inventery Quit Help LTU Interface NTU Interface Alarms Date and Time Password Circuit ID Terminal Settings Set to Factory Dflts ID PairGain 19 07 39 12 50 LTU NORMAL Figure 16 Console Screen Config Menu Table 17 Config Menu Options and Recommended Order of System Configuration Use this Option To See page Terminal Settings Select the best viewing mode for the console screen 30 Date and Time Set the system date and time 34 Password Set or change the system password 35 Circuit 1D Assign a circuit ID 36 System Settings Select and configure system wide operating parameters 37 LTU and NTU Interface Select and configure LTU NTU specific operating parameters 39 Alarms Enable or disable alarms and to select alarm severity 42 and 43 Set to Factory Dflts Reset all operating parameters to factory settings 44 Observe the following when configuring a system Configure settings in the order specified in Table 17 The System Settings must be configured before the LTU and NTU Interface settings Changing System Settings can clear values configured in LTU and NTU Interface settings When using a UTU as an LTU change the Local Unit Role for the unit using the Config System Settings menu Note that changing the Local Unit Role of a UTU causes the unit to reset and the LEDs to cycle When the HDSL units are reset or cycle power the date field is preser
20. replaced by idle codes at the G 703 output The UTU 701C and ETU 751C have HDSL payload rates ranging from 256 kbps to 2048 kbps The desired HDSL payload rate is selected in time slot increments of 64 kbps from the system settings menu of the LTU configured unit The selected payload rate applies to both the receive and transmit directions The LTU configured unit automatically configures the NTU configured unit for the same payload rate Table 1 lists the characteristics of the rate selectable G 703 line and desktop units covered in this practice Table 1 Rate Selectable G 703 Unit Characteristics User Selected Actual LTU NTU Model Interface HDSL Payload HDSL Payload Configurable Rates kbps Rates kbps g UTU 701C G 703 64 to 2048 256 to 2048 Yes ETU 751C G 703 64 to 2048 256 to 2048 Yes The G 703 units always transmit time slots 0 and 16 which results in 128 kbps being added to the user selected HDSL payload rate when to 30 time slots are selected For example the lowest selectable HDSL rates 64 and 128 kbps are transmitted at 256 kbps This 128 kbps increase in payload rate however does not affect the rate of the G 703 data received at the customer or network DTE Figure 1 shows a single pair leased line data application using 4 time slots for a 256 kbps HDSL payload rate Customer data is input to the remote G 703 port at the 256 kbps rate transported over the HDSL loop at an increased 384 kbps rate and received by the e
21. shipment of each listed item If the shipment is short or irregular contact ADC DSL Systems Inc as described in Product Support on page 69 If you must store the equipment for a prolonged period store the equipment in its original container ETU 701C and ETU 751C List 1 August 9 2002 iii Inspecting Shipment 700 701 100 02 iv August 9 2002 ETU 701C and ETU 751C List 1 700 701 100 02 Table of Contents TABLE OF CONTENTS Overview 1 Rate Selectable HDSL Unit Firmwares nenna a a aa a a 1 EMU Firmware Compatibility cuina anna EE EE OaE SEE oepa ERSTE a ern 2 Application Interface A A EEE 2 HDSL Technol Y pisri een nn HERE HR an 3 Tranismission R anges u a ses an altes Hin else elta nn 3 Front and Rear Panel Components 2u u 2u e E Regni 4 WorldDSL Product Compatibility ooooonncnocnnocnonnnonconcnoncnnnononnonnnonnnnnnonn conc onn cnn nro n cnn nro nn arrancaron n anna 8 Specifications 9 Functional Description 11 Major COMPONEN Ssa e a ii dit delle diia 11 E 703 Interface nn a eine seen eels aga set eaes 12 HDST Interface mirar generellen 12 System Timing Circus ua sense tt td 12 Process msc A o liar re traia 12 Power Sources mita A Ik kin 13 Rate Selectable Application Modes and Options uuesessersnesnessnennenseesnnnnnennennnennennnennennnennenn 14 Siglo MOE user E ee ds 14 Structured Mode ad 14 Unstructured Modera iaa 16 G 704 Framing and Rate Sele
22. system settings as follows 1 Type s at the Config drop down menu to display the Config System Settings menu Figure 21 shows the Config System Settings menu for the UTU 701C and ETU 751C Hain Monitor Histor Config Test Inventory Quit Help Il System Settings Application Mode SINGLE SINGLE HDSL Rate Mode MANUAL MANUAL HDSL Payload Rate 2048kbps 32 1 32 Remote Console Access ALLOWED ALLOWED BLOCKED Local Unit Role LTU LTU NTU Terminal Settings Set to Factory Dflts ID PairGain 07 01 00 13 04 LTU NORMAL Figure 21 Config System Settings Menu 2 Do the following for each system option setting to be changed Table 18 on page 38 describes the fields and options displayed in the Config System Settings menu The settings in boldface type are factory default settings Use the or the J key to select the sub menu item to be changed e Use the SPACEBAR to toggle to the appropriate option or type in the correct information then press ENTER to select the option When using a UTU or ETU as an LTU configure the Local Unit Role option first UTU 701 and ETU 751 List 1 August 9 2002 37 System Configuration 38 700 701 100 02 Table 18 Fields and Options Displayed in Config System Settings Menu Field and Options Application Mode SINGLE HDSL Rate Mode MANUAL HDSL Payload Rate 256kbps 4 Remote Console Access ALLOWED BLOCKED Local Unit Role
23. through 4 plus O and16 1 through 6 plus O and16 1 through 8 plus O and16 1 through 10 plus O and16 1 through 12 plus O and16 1 through 14 plus O and16 1 through 15 and 17 plus O and16 1 through 15 17 through 19 plus O and16 1 through 15 17 through 25 plus O and 16 1 through 15 17 through 31 plus O and 16 1 through 31 plus 0 0 through 31 Actual HDSL Payload Rate kbps 256 256 320 384 512 640 768 896 1024 1152 1280 1664 2048 2048 2048 a The line and desktop units operate in the unstructured mode when 32 time slots are selected HOT SWAPPING UTUs can be inserted and removed from any compatible shelf or enclosure with the power turned on This will not cause damage to the units nor will it cause interference to any other HDSL circuits that are operating within the same shelf or enclosure UTU 701 and ETU 751 List 1 August 9 2002 17 Functional Description 700 701 100 02 PERFORMANCE MONITORING AND HISTORY The UTU and ETU units provide extensive real time non disruptive monitoring of HDSL transmission performance parameters for all units in a circuit Performance of the user interface ports is also monitored Current cumulative counts of the past 24 hours and historical data in the form of 24 hour history in 15 minute increments and a 7 day history in 24 hour increments are available to assist in identifying problem sources during troubleshooting See Viewing Status on page
24. 48 ECA 804 DB9M to Four Position Terminal Block Connector Adapter Part Number 150 1474 01 Table 39 ECA 804 DB9M to Four Position Terminal Block Connector Adapter Pinouts Four Position Terminal Block D9M Connector Signal HDSL Loop 1 Ring HDSL Loop 1 Tip HDSL Loop 2 Ring HDSL Loop 2 Tip a Pins 3 4 1 and 6 not used on single pair HDSL cards Signal HDSL Loop 1 Ring HDSL Loop 1 Tip HDSL Loop 2 Ring HDSL Loop 2 Tip August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 PRODUCT SUPPORT Product Support ADC Customer Service Group provides expert pre sales and post sales support and training for all 1ts products Technical support is available 24 hours a day 7 days a week by contacting the ADC Technical Assistance Center at the number listed below Sales Assistance 800 366 3891 ext 73000 USA and Canada or 952 917 3000 Fax 952 917 3237 Systems Integration 800 366 3891 ext 73000 USA and Canada or 952 917 3000 ADC Technical Assistance Center 800 638 0031 USA and Canada or 714 730 3222 Fax 714 730 2400 Email wsd_support adc com Online Technical Support Online Technical Publications Product Return Department 800 366 3891 ext 73748 USA and Canada or 952 917 3748 Fax 952 917 3237 Email repair amp return adc com Quotation Proposals Ordering and Delivery General Product Information Complete Solutions from concept to installation Network Design
25. 751 List 1 August 9 2002 13 Functional Description 700 701 100 02 RATE SELECTABLE APPLICATION MODES AND OPTIONS Applications for single pair rate selectable HDSL are those that require transport of voice and data at various rates over various distances on a single pair of wires Depending on line noise and the HDSL rate selected spans of up to 7 1 km 4 4 miles can be deployed without the use of doublers The HDSL line rate depends on the number of time slots selected The UTU 701C and ETU 751C each have 32 time slots with a bandwidth of from 256 kbps to 2048 kbps 1 to 32 time slots selected Each time slot represents a 64 kbps increment of the available bandwidth The available rate selectable application modes and options are single e structured e unstructured CRC 4 Single Mode Single is the only application mode displayed in the Config System Settings menu It means the system uses a single pair of twisted copper wires to transport data Structured Mode 14 When less than 32 time slots are selected the line and desktop units automatically operate in the structured mode see G 704 Framing and Rate Selectable HDSL on page 17 There is no structured mode menu selection In structured mode data at the G 703 interface is framed according to G 704 This permits fractional allocation of the total 2048 kbps bandwidth to and from the G 703 interface insertion of idle code into unused time slots at the G 703 output an
26. 8 kbps bandwidth to and from the G 703 interface e frames data according to G 704 e inserts an idle code into unused time slots at the G 703 output e recovers timing from the received G 703 signal monitors multiframe CRC 4 errors in the received G 703 signal e regenerates multiframe CRC 4 code at the G 703 output e regenerates time slot O at the G 703 output e transports time slot 16 transparently between G 703 ports The G 703 interface operates in the structured application mode when less than 32 time slots are selected and in the unstructured mode when 32 time slots are selected see System Configuration on page 25 These modes are described in detail in the Rate Selectable Application Modes and Options on page 14 HDSL Interface The HDSL interface includes the HDSL framer which performs HDSL multiplexing and demultiplexing a firmware controlled programmable clock which sets the HDSL line rate at the interface output and the transceiver and line interface circuits for the single HDSL pair In the transmit direction the HDSL framer accepts inputs from the G 703 data port as shown in Figure 5 The data is placed on the HDSL pair along with the HDSL overhead bits for presentation to the transceiver A clock representing the selected HDSL line rate is introduced to the transceiver which outputs data on the single pair HDSL line In the receive direction overhead bits are stripped and processed and time slots are output
27. Functional Description FUNCTIONAL DESCRIPTION This section provides a functional description of the line and desktop units including major components single pair application mode alarms and testing including monitoring and loopbacks MAJOR COMPONENTS The major components of the line and desktop units include e G 703 interface 75 or 120 Q rate selectable HDSL interface including framing transceiver and line interface circuits e system timing circuits e processor Figure 5 is a functional block diagram of the line and desktop units 100 240V NN 50 60 Hz DE poner AC power TU 701 ETU 751 u On board power supply module 5V 3 3V Timing circuits Transceiver gt HDSL 75 and 120 Q G 703 HDSL framer len DTE Interface Interface m j Ext clock from management unit UTU 701 only Control Processor 4 Status Front panel Alarm relay control and UTU 701 only console interface Management unit backplane interface UTU 701 only RS 232 console port Figure 5 Line and Desktop Unit Functional Block Diagram UTU 701 and ETU 751 List 1 August 9 2002 11 Functional Description 700 701 100 02 G 703 Interface The G 703 interface performs the following functions e provides a jumper selectable 75 or 120 QDTE interface see Installation and Startup on page 23 for jumper locations e allocates full or fractional portion of the total 204
28. I Firmware Download Utility PairGain Tech Inc Feb 9 97 Vers 2 08 PORT COM2 Hex 2F8 SPEED TURBO tft DESTINATION LOCAL FILE NAME 834941 dnl Press Fi for Help Figure 44 ETSI Firmware Download Utility Menu 62 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Firmware Download Utility Initiate the Download and Navigate the Menus To initiate the download process go to the DOS prompt and type dnl Table 32 describes ETSI Firmware User Selectable Download Menu Options Table 32 ETSI Firmware User Selectable Download Menu Options Option PORT SPEED DESTINATION FILE NAME Description Provides support for two communication ports COM1 at Hex 3F8 COM2 at HEX 2F8 Supports Standard 9600 bit s Medium 19 2K kbps Fast 38 4 kbps Faster 57 6 kbps and TURBO 115 2 kbps speeds The number of data bits is fixed at 8 with no parity and 1 stop bit The destination can be set to one of the following LOCAL unit connected to the maintenance terminal LTU LTU unit NTU NTU unit NTU2 NTU2 unit in case of point to multipoint download REGENERATOR1 REGENERATOR2 Enter the firmware download file name a FILE NAME can be changed by pressing the DEL key then typing the new file name Once in the FILE NAME field the download setup can be aborted only by typing CTRL C After typing the new file name press the ENTER key to start the download sequence Table 33
29. List 1 August 9 2002 49 Viewing Status 700 701 100 02 Monitor NTU Interface Screen At the Monitor menu Figure 30 type N to display the Monitor NTU Interface screen Figure 32 The fields displayed in the Monitor NTU Interface screen are identical to those displayed in the Monitor LTU Interface screen see Table 25 on page 49 Hain Honitor History Config Test Inventory Quit Help NTU Interface G 703 Port Errored Seconds 24 Hour Count ES Severely Errored Seconds 24 Hour Count SES Unavailable Seconds 24 Hour Count UAS CRC Errored Seconds Cumulative Bipolar Violation Seconds Cumulative Clear 24 Hour Histor PairGain 07 01 00 11 24 NTU NORMAL Figure 32 Monitor NTU Interface Screen 50 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status Monitor HDSL Span 1 Screen The HDSL Span 1 screen Figure 33 displays the circuit performance and 24 hour error counts at the HDSL span l 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 comprised of a single loop that is one twisted copper pair The values under the LTU 1 column represent HDSL Span 1 as measured by the LTU The values under the NTU 1 column represent HDSL Span 1 as measured by the NTU At the Monitor menu Figure 30 type 1 to select the Monitor HDSL Span 1 screen Figure 33 The fields displayed in the Monitor HDSL Span 1 screen
30. Monitor menu contains the following options e LTU Interface screen that displays the 24 hour and cumulative count of errors at the LTU G 703 port e NTU Interface screen that displays the 24 hour and cumulative count of errors at the NTU G 703 port HDSL Span 1 screen that displays the circuit performance and 24 hour error counts at the HDSL span 1 interface Type 0 at the console screen to display the Monitor menu Figure 30 AT Hi Config Test Inventory Quit Help LTU Interface HDSL Span 1 NTU Interface ID PairGain 07 01 80 11 19 LTU NORMAL Figure 30 Monitor Menu 48 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status Monitor LTU Interface Screen At the Monitor menu Figure 30 type L to display the Monitor LTU Interface screen Figure 31 Table 25 describes the fields displayed in the Monitor LTU and Monitor NTU Interface screens Hain Monitor History Config Test Inventory Quit Help LTU Interface G 703 Port Errored Seconds 24 Hour Count ES Severely Errored Seconds 24 Hour Count SES Unavailable Seconds 24 Hour Count UAS 1048 CRC Errored Seconds Cumulative Bipolar Violation Seconds Cumulative Clear 24 Hour Histor PairGain 07 01 00 11 21 Figure 31 Monitor LTU Interface Screen Table 25 Fields Displayed in Monitor LTU and Monitor NTU Interface Screens Field Description G 703 Port Errored Seconds ES 24 Ho
31. Power Feed Open PFO Power Feed Short PFS LOGGING OFF System Settings Default Setting SINGLE MANUAL 256kbps 4 ALLOWED Not supported on these units NTU G 703 256 4 0 structured mode 1 unstructured mode MIN Minor MIN Minor 6 MIN Minor 70 MAJ Major Not supported on these units Not supported on these units If the maintenance terminal must be left unattended for any length of time log off until work resumes This prevents unauthorized persons from inadvertently changing operating parameters Log off by choosing Quit from the menu bar or by disconnecting the cable connecting the maintenance terminal to the line or desktop unit Automatic log off occurs after 20 minutes of keyboard inactivity UTU 701 and ETU 751 List 1 August 9 2002 45 Viewing Status 700 701 100 02 VIEWING STATUS The following sections describe the screens that display status and system information such as current alarm status performance history product and configuration information View status using a maintenance terminal or PC running a terminal emulation program connected to the V 24 RS 232 console port See page 25 for instructions on connecting a maintenance terminal or PC MAIN CONSOLE SCREEN The Main console screen displays a summary of LTU and NTU circuit configuration performance statistics and alarm status for each interface in the circuit Type M to display the Main console screen Figu
32. Slots 2048 kbps Figure 7 Unstructured Mode Application August 9 2002 32 Time Slots 2048 kbps Customer Side Customer DTE UTU 701 and ETU 751 List 1 700 701 100 02 G 704 Framing and Rate Selectable HDSL Functional Description Time slots O and 16 are always transported in accordance with the G 704 framing standard Although not used by G 703 to transport data the rate selectable HDSL interface treats time slots O and 16 as a 128 kbps increase in the HDSL payload rate For example when 4 time slots are selected 256 kbps time slots O and 16 are transported along with the selected time slots 1 though 4 This results in an HDSL payload rate of 384 kbps that is 256 kbps plus the 128 kbps added by time slots O and 16 Table 9 lists several examples of selected and actual HDSL payload rates In structured mode time slots 0 and 16 do not contain data and are transparent to the G 703 input The transmitted G 703 data arrives at both the customer and network DTE at the selected HDSL payload rate This is illustrated in Figure 6 on page 14 Table 9 Examples of Selected and Actual HDSL Payload Rates Selected HDSL Payload Rate kbps Number of Time Slots 64 1 128 2 192 3 256 4 384 6 512 8 640 10 768 12 896 14 1024 16 1152 18 1536 24 1920 30 1984 31 2048 32 G 703 Time Slots Transported 1 plus O and 16 1 and 2 plus 0 and16 1 through 3 plus O and16 1
33. System Settings LTU Interface NTU Interface Alarms Date and Tite Password Circuit ID Terminal Settings Set to Factory Dflts SETTING FACTORY DEFAULTS SERUICE xWILLx BE INTERRUPTED ARE YOU SURE Y N ID PairGain 67 01 00 14 41 LTU NORMAL Figure 28 Set to Factory Defaults Screen 2 Press ENTER to reset value to factory defaults A confirmation message appears at the bottom of the display SETTING FACTORY DEFAULTS SERVICE WILL BE INTERRUPTED ARE YOU SURE Y N 44 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 3 Doone of the following Typen to keep the current settings System Configuration e Type Y to reset values to factory defaults The system resets and both LTU and NTU units go through their respective synchronization processes If loops are down or are in update mode while Set to Factory Dfits is enabled only the local unit will restart If the loops are up both the LTU and NTU will restart The factory default system settings are listed in Table 22 Table 22 Factory Default System Settings Operating Option Application Mode HDSL Rate Mode HDSL Payload Rate Remote Console Access Protect Switch Command Local Unit Role LTU NTU Interface G 703 port Interface Type Data Rate of TSs Beginning TS Alarms LTU NTU Interface Loss of Clock LOC Alarms HDSL Spans Margin MAR Margin Threshold Errored Seconds ES 24 Hour ES Threshold Loss of Sync Word LOSW
34. TSI Technical Report European Telecommunications Standards Institute ETSI Termination Unit External Hardware High bit rate Digital Subscriber Line Hertz Interface Identification Internal kilobytes per second kilometers Light Emitting Diode SYNC TT UAS UTU Vdc VT100 August 9 2002 700 701 100 02 Local Loopback Local Loss of Clock Loss of Sync Word Loopback Line Termination Unit M type 34 pin Female Connector Margin Megabits per second Megahertz millimeter Normally Closed Normally Open Network Termination Unit Non volatile Random Access Memory Number N of 64 kbps DSO time slots mapped to a data port Operation Power Feed Open Power Feed Short pulse per minute Pseudorandom Bit Sequence Random Access Memory Remote Remote Loopback Received Line Signal Detector Ready to Send Software Transmit Data Send Timing Synchronization Test Mode Terminal Timing Unavailable Seconds Universal Termination Unit Volts Volts direct current A terminal emulation system Watts UTU 701 and ETU 751 List 1 CERTIFICATION AND WARRANTY DIRECTIVE EN300 386 2 COMPLIANCE To indicate compliance with EN300 386 2 these products have been affixed with the CE mark LIMITED WARRANTY ADC DSL Systems Incorporated ADC warrants that for a period of sixty 60 months from the date of shipment the hardware portion of its products will be free of material defects and fa
35. XT timing is used The external clock was lost for the previous second This alarm is reset when the clock is active again LOOPBACKS AnHDSL system maintains several diagnostic loopback configurations both toward and away from the local unit which can be used to verify proper transmission of test data through the local unit the HDSL facility and the remote unit Figure 8 on page 19 shows all possible loopback paths Table 12 on page 20 lists available loopbacks During loopbacks the system generates an Alarm Indication Signal AIS past the loopback point toward the far unit Loopbacks can be activated from the LOC local and REM remote front panel pushbuttons the console Test menus and the management unit interface Table 13 on page 21 lists loopback equivalents for different activation methods Only one loopback option can be enabled at a time During a loopback the Loopback LEDs on the front panel indicate the type of loopback currently present in the system See Table 4 Line and Desktop Unit Front Panel LED Indications on page 6 The system reverts to normal transmission of payload data after the specified timeout period has elapsed If a timeout period is not specified the loopback must be manually disengaged before normal transmission of data can resume Test loopbacks disrupt normal end to end transmission of customer data and are the AN equivalent of taking the circuit out of service The circuit does not revert to nor
36. and Integration Testing System Turn Up and Testing Network Monitoring upstream or downstream Power Monitoring and Remote Surveillance Service Maintenance Agreements Systems Operation Technical Information System Network Configuration Product Specification and Application Training product specific Installation and Operation Assistance Troubleshooting and Repair Field Assistance www adc com Knowledge_Base index jsp www adc com library1 ADC Return Material Authorization RMA number and instructions must be obtained before returning products All 800 lines are toll free in the USA and Canada UTU 701 and ETU 751 List 1 August 9 2002 69 Abbreviations ABBREVIATIONS AIS ALM ANSI AWG BER COM CRC CTS D15F D25F D9F dB DCE Det dnl DSO DSR DTE DTR EMC EMI EMS EMU ES ETR ETSI ETU EXT HDSL ID INT kbps km LED 70 Alarm Indication Signal Alarm American National Standards Institute American Wire Gage Bit Error Rate Centigrade Communication Cyclic Redundancy Check Clear To Send D type 15 pin Female Connector D type 25 pin Female Connector D type 9 pin Female Connector Decibel Data Communications Equipment Detector Download Digital Service Level 0 64 kbps Data Set Ready Data Terminal Equipment Data Terminal Ready Electromagnetic Compliance Electromagnetic Interference Exchange Office Management Shelf Exchange Office Management Unit Errored Second E
37. ard compatible with standard HDSL or management unit F firmware The installed firmware must be that designed for RS units RS G 703 LTUs can communicate with RS Nx64k NTUs but only if HDSL unit firmware Version 4 01 or later is installed at each end of the circuit UTU 701 and ETU 751 List 1 August 9 2002 1 Overview 700 701 100 02 EMU FIRMWARE COMPATIBILITY The EMU 830 Management Unit firmware must be Version 3 22 08 or later to support rate selectable HDSL units APPLICATION INTERFACE The UTU 701C and ETU 751C provide G 703 interface ports with a rate selectable HDSL payload The only application mode is Single indicating single pair The G 703 El application interface conforms with the ITU T G 703 physical specification and can be configured for an impedance of 75 Qunbalanced or 120 Q balanced User data can be unstructured or structured according to the G 704 framing standard and optionally CRC 4 multiframed according to the G 706 standard Structured mode is automatically invoked when 1 to 29 time slots are selected Unstructured mode is invoked when 30 31 or 32 time slots are selected The exchange office data terminal equipment DTE allocates the 2048 kbps El payload to the G 703 port in time slot increments of 64 kbps each The number of G 703 time slots allocated by the DTE is determined by the selected HDSL payload rate the DTE and HDSL payloads must be set to the same rate Time slots not allocated to the G 703 port are
38. ared the message No alarms reported displays on the appropriate line for each alarm Table 27 LTU Interface and NTU Interface Alarm History Data Column Description First Date and time the alarm first occurred Last Date and time the alarm last occurred Count Number of times the alarm has occurred since the alarms were last cleared a Not available on Nx64k serial data port units 54 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status HDSL Span Performance History Screens At the History menu Figure 34 type 1 to select the History HDSL Span 1 menu Figure 38 Hain Monitor MEET C i Test Inventory HDSL Span 1 24 Hour Histor T Day History Alarm History Clr Alarm Hist ID PairGain 07 01 00 12 39 Figure 38 History HDSL Span 1 Menu The History HDSL Span 1 menu contains three viewing options 24 Hour History 7 Day History e Alarm History HDSL Span 1 24 Hour History Screen At the History HDSL Span 1 menu Figure 38 type H to select the 24 Hour History screen for HDSL Span 1 Figure 39 Hain Monitor History Ci i Test Inventory Quit Help HDSL Span 1 i ES URS Ctrl R Page Up Ctrl C Page Down o7 O1 oo 12 43 Figure 39 24 Hour History Screen for HDSL Span 1 UTU 701 and ETU 751 List 1 August 9 2002 55 Viewing Status 700 701 100 02 The 24 Hour History screen for HDSL Span 1 contains three columns of data that show from lef
39. arms NTU Interface menu Figure 26 Main Monitor History Config Test I Alarms gs Inventory Quit I LTU Interface Loss of Signal LOS Loss of Frm Align LFA MIN Rev Alm Indic Sig AIS MIN Rmt Alm Indic Sig RAI MIN Loss of Clock LOC MIN DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ Set to Factory Dflts 07 01 00 13 10 Figure 25 Config Alarms LTU Interface Menu Main Monitor History Config Test Alarms pu NTU Interface Loss of Signal LOS Loss of Frm Align LFA Rev Alm Indic Sig AIS Rmt Alm Indic Sig RAI Loss of Clock Loc Inventory Quit DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ DIS MIN MAJ Set to Factory Dflts ID PairGain 23 09 99 00 02 Figure 26 Config Alarms NTU Interface Menu Help Help 2 Do the following for each interface option to be changed The fields displayed in the Config Alarms LTU and Config Alarms NTU Interface menus are described in Table 20 Use the or J key to select the sub menu item to be changed e Use the SPACEBAR to toggle to the appropriate option or type in the correct information then press ENTER to select the option 42 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Table 20 Fields Displayed in Config Alarms LTU and Config Alarms NTU Interface Menus Field Description Loss of Signal LOS Loss of signal a
40. ata SD_A SD_A T_A Input 14 SD_B SD_B T_B 3 Receive Data RD_A RD_A R_A Output 16 RD_B RD_B R_B gt 15 Send Timing SCT_A ST_A Output 12 SCT_B ST_B B 17 Receive Timing RCT_A RT_A not used Output 9 RCT_B RT_B 24 Terminal Timing SCTE_A TTA TTA Input 11 SCTE_B TT_B TT_B 13 22 8 Received Line Signal Detect RLSD RLSD Output 10 I_B 4 Request to Send RTS RTS C_A Input 19 C_B 23 a All other pins are not used 64 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Reference Information ECA 800 CONNECTOR ADAPTER DB25M TO M34F FOR V 35 The ECA 800 connector adapter Figure 45 converts the DB25F data port connector on the desktop unit rear panel to a standard V 35 34 pin female connector Table 36 lists the ECA 800 pinouts 3 3 O O O O O O O O O AMOOOOOO SOOCOOQOO O BOQOOOO Sello Scielo 000000000 00000000 000000000 O E Q o o o o o o o o o o o o o 0000000000000 Jo Figure 45 ECA 800 DB25M to M34F V 35 Connector Adapter Part Number 150 1470 01 Table 36 ECA 800 DB25M to M34F V 35 Connector Adapter Pinouts DB25M Connector Signal Shield Send Data A Send Data B Receive Data A Receive Data B Request to Send A Clear to Send A Data Set Ready A Data Terminal Ready A Signal Ground Received Line Signal Detect A Send Timing A Send Timing B Receive Timing A Receive Timing B Terminal Timing A Terminal Timing B
41. aters or conditioning the outside plant The units are used in systems that comply with European Telecommunication Standards Institute ETSD specification TS 101 135 This practice describes the WorldDSL RS UTU 701C List 1 and ETU 751C List 1 Rate Selectable HDSL line and desktop units The terms for these units are defined as follows LTU and NTU are defined by ETSI to distinguish between the two units in an HDSL system An LTU is generally located at the Exchange Office end of the circuit and acts as the master unit The NTU is located at the customer site and acts as the slave unit UTU is defined by ADC These are programmable HDSL line units that can be configured as an LTU master or an NTU slave The UTU default configuration is NTU slave The UTUs do not provide line power to other HDSL units All other aspects of UTU functionality are identical to LTUs or NTUs The UTU 701C has a G 703 interface and must be locally powered from a 36 Vdc to 72 Vdc power supply ETU is defined by ADC These are programmable HDSL line units housed in plastic enclosures with interface and power connectors for convenient use as integrated desktop units The ETUs can be configured as an LTU or an NTU The ETU default configuration is NTU The ETU 751C does not provide or receive line power it must be locally powered All other aspects of ETU functionality are identical to LTUs or NTUs The ETU 751C has a G 703 interface and contains a power supply that acce
42. ck positions NONE Option not available with single pair HDSL card Lpbk Timeout Selects one of three loopback timeouts NONE Disables automatic timeout cancellation of all loopbacks 20 Automatically cancels any loopback 20 minutes after initiation 120 Automatically cancels any loopback 120 minutes after initiation Table 31 BER Section of Test Menu Field Description BER Test Selects the state of the BER test STOP Terminates the current test and resumes normal transmission of user payload Prior BER tests are maintained for reference on the screen STOP must be selected to terminate the BER test prior to exiting the screen RESTART Begins BER test This disrupts user payload traffic and inserts a pseudo random bit sequence PRBS at the LTU toward the NTU The actual pattern used is a 2x10 pattern as defined by reselecting this option pressing the ENTER key while the test is running This entry reinitiates the BER values and restarts the test Det Status Displays the current status of the BER detector at the LTU NOT ACTIVE Displays while the BER is not running SYNCING Indicates that the BER qualification period is in progress 128 received bits are compared to the PRBS IN SYNC Indicates that the BER test is in progress The BER meter accumulates errors once per test interval 16 seconds In a high bit error environment the test interval is shortened and the BER meter is updated every second Test Time Displays the elapsed
43. conds that the HDSL span was down during the last 24 hours Indicates whether the two conductors of the HDSL span are correctly connected or have been interchanged The system automatically compensates for an interchange of wire leads The date and time that the 24 hour histories were last cleared are displayed here Enable this function by pressing L or ENTER to clear all 24 hour history counters including HDSL This action must be confirmed by pressing Y August 9 2002 51 Viewing Status 700 701 100 02 HISTORY MENU 52 The History menu contains the following status screens e LTU NTU Interfaces that display alarm performance history for the LTU and NTU interface HDSL Span that displays 24 hour 7 day and alarm performance history for the HDSL span The History menu also provides the option to clear the 24 hour 7 day and alarm history screens This option is described on page 58 Type H to select the History menu Figure 34 Main Monitor History Cc i Test Inventory Quit Help LTU Interface HDSL Span 1 NTU Interface Clr 24 Hr Hist Clr 7 Day Hist Clr Alarm Hist ID PairGain 07 01 60 11 27 LTU NORMAL Figure 34 History Menu August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status LTU and NTU Interface Performance History Screens At the History menu Figure 34 type L to select the History LTU Interface menu Figure 35 Hain Honitor History Test Inventory Quit Help LTU Inter
44. cription HDSL SYNC LED Steady green HDSL loop is ready to transmit and receive data across all spans Slow blinking HDSL loop acquisition is in progress for local span Off HDSL loop is not configured HDSL ALM LED Steady red Loss of sync word LOSW or the margin is below the set margin alarm threshold or Errored Seconds ES count is above threshold on any span Pulsing red Pulses for every ES on any span Off Normal transmit or receive data is in progress VFALMLED Steadyred LossofSignal LOS alarm due to loss of 6 703 signal or Loss of Clock LOC alarm due to loss of external clock when using EXT timing AE oeo RMS Steady yellow Off Local HDSL analog loopback is active Off Off No loopbacks are active Blinking yellow Off Local interface loopback is active off Steady yellow Remote loopback is active Blinking yellow Blinking yellow A loopback away from the local equipment is active a The LOC and REM LPBK LEDs are read in unison 6 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Overview D15F 1200 D9F HDSL line Power cord G 703 connector connector receptacle HDSL LINE E 0 0 100 240V 50 60Hz 0 3A BNC 75Q BNC 750 On Off switch G 703 In Connector G 703 out connector Figure 4 ETU 751C Desktop Unit Rear Panel Table 5 ETU 751C Desktop Unit Rear Panel Components ltem Description D15F 1200 G 703 Connects E1 balanced 120 Q circuits to the enclos
45. ctable HDSL oononcncnnonnccnionconnonncononanonnonncnnornncon cnn ncancnn conos 17 HOU S Wapping sutil la lt diia 17 Performance Monitoring and History oooocnccnionononinnnonnnoncnanonccononnnonnconnonn nono cnn conc cnn nro conan cnn nnnccnncnnnonos 18 ANVATINS ii iba AR 18 EcopbackKS voii EEVEE AE E nennen 19 BER Testi see EE Got ois Sheet ante deve eet eens Cees aa EO 21 Inspection Safety and Equipment Repair 22 Tnspection un devas a A ee rea 22 D ALSLY ida naa 22 Equipment Repair Nee lid ilatina terie aiae aR 22 Installation and Startup 23 UTU 701 Line Unit Installation tii 23 ETU 751C Desktop Unit Installation oncnnnnnnninnnncnocnnoncnnnnnnnnno no nono conc cnn ono nono nono no ron conc nnncancnn conos 24 HDSL Startup and Synchronization cece ena e a E E NE RAA 24 ETU 701C and ETU 751C List 1 August 9 2002 v Table of Contents 700 701 100 02 System Configuration 25 Maintenance Terminal Connection mitin in A tiesa 25 Modem Eonnection ange ar En Risen O a e a aeaa a raat 26 ESPESOR A E EEE 27 Console Screen Structure a Sec cezdisieal Ea cases sages AE A doa sendueeas E O EEE TEA REEE S 28 Reading and Navigating MENUS viii iii ria 30 Config Ment Options ssa aie iaa riada 32 Configure Terminal Settings nnii a E E EEE O can O EEE EN EES 33 Configure Date and TIME tao iii diia 34 Change Pas Wofdurcitn a engeren een Sieve eee 33 Configure Circuit ID 22 2 3 0 00 28er ma
46. d monitoring of the G 703 input for CRC 4 multiframe errors A typical structured mode application is illustrated in Figure 6 The settings for this application are listed in Table 7 Time slots 1 15 and 17 25 are transported as telephony voice channels between the G 703 ports of the two units Time slots 26 31 are unused and are set to idle code FF In structured mode time slot 1 is the beginning time slot time slot 0 is regenerated at the G 703 output With the CRC 4 mode enabled the input G 703 signal is monitored for CRC 4 multiframe errors and at the G 703 output a new CRC 4 code is generated Time slot 16 is transported transparently between G 703 ports and may be used for telephony signaling Single pair HDSL loop Time Slots 1 15 amp 17 25 Time Slots 0816 1664 kbps 24 Time Slots 1536 kbps 24 Time Slots 1536 kbps Exchange Office DTE Customer PBX Figure 6 Typical Structured Mode Application August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Functional Description Table 7 Typical Structured Mode System Settings Options Setting Application Mode lt 32 TS Structured TU tera Primary Timing Source 6 703 G 703 Port CRC 4 Mode Enabled Idle Code FF Data Rate of TSs 1536 kbps 24 Beginning TS 1 NTU Interface Primary Timing Source G 703 G 703 Port CRC 4 Mode Enabled Idle Code FF Data Rate of TSs 1536 kbps 24 Beginning TS 1 For application
47. e management shelf rear connector access 150 1400 01 EMS 830 List 2 Exchange office management shelf rear connector access 150 1400 11 ERE 811 Single slot remote enclosure with internal AC power supply 150 1411 1x Connector Adapters for ETU 751C ECA 800 D25M to M34F connector adapter V 35 150 1470 01 ECA 801 D25M to D15F connector adapter X 21 150 1471 01 ECA 802 DB9M to RJ 45 connector adapter HDSL 150 1472 01 ECA 804 DB9M to 4 position terminal block connector HDSL 150 1474 01 ECA 807 DB25M to DB37F connector adapter RS 449 150 1477 01 a The EMS 830 List 1 supports protection switching the EMS 830 List 2 does not b The EMS 830 List 2 is CE marked The EMS 830 List 1 is not and is intended for use in applications where the CE Mark is not required c The UTU 701C is CE Marked in the ERE 811 List 5 remote enclosure only d The ECA 80x series of connector adapters and their pinouts are listed in Table 36 through Table 39 beginning on page 65 8 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 SPECIFICATIONS HDSL Interface Line Code 2B1Q Line Rate selectable in increments of 64 kbps Up to 2048 kbps Protection K 20 K 21 Compliance TS 101 135 Transmission Ranges 200 m 0 4 mm 26 AWG Transmission Ranges with 0 dB ETSI Noise 0 51 mm 24 AWG Single Twisted Pair Copper Wire 5 1 km 16 730 ft 4 7 km 15 420 ft 4 5 km 14 760 ft 4 2 km 13 779 ft
48. e various HDSL line rates over one twisted pair of 0 4 mm and 0 51 mm copper wire are listed in Table 2 The no noise transmission ranges are listed in Specifications on page 9 Table 2 Transmission Ranges with 0 db ETSI Noise RS G 703 HDSL Payload Rate Wire Size and Transmission Range with 0 dB ETSI Noise HDSL Payload HOSLPayioad Single Twister Pair 2 51mm 24 AWG Single Rate kbps Rate kbps Copper Wire 64 128 4 1 km 13 451 ft 5 1 km 16 730 ft 256 3 6 km 11 811 ft 4 7 km 15 420 ft 384 3 4 km 11 155 ft 4 5 km 14 760 ft 640 768 3 0 km 9 842 ft 4 2 km 13 779 ft 1024 1152 2 6 km 8 530 ft 3 4 km 11 155 ft 1408 1536 2 2 km 7 218 ft 2 9 km 9 515 ft 1920 1984 2048 2048 2 0 km 6 562 ft a See G 704 Framing and Rate Selectable HDSL on page 17 b System operates in unstructured mode when 32 time slots are selected b The maximum no noise transmission range is approximately 7 1 km 4 4 miles See Specifications on page 9 2 4 km 7 874 ft UTU 701 and ETU 751 List 1 August 9 2002 3 Overview 700 701 100 02 FRONT AND REAR PANEL COMPONENTS The line and desktop unit front panels are shown in Figure 2 and Figure 3 respectively The components on these panels are described in Table 3 on page 5 and in Table 4 on page 6 The ETU 751C desktop unit rear panel is shown in Figure 4 on page 7 The components on this panel are described in Table 5 on page 7 The pinou
49. f power MAINTENANCE TERMINAL CONNECTION The maintenance terminal or PC running a terminal emulation program is used to access the console screen menus Through these menus the system is configured monitored tested and its circuit inventory is displayed Maintenance terminal DB 9 Connector DTE UTU ETU Console port DB 9 Connector DCE DTR Data Terminal Ready TD Transmit Data RD Receive Data Maintenance terminal DB 25 Connector DTE GND 1 1 1 1 1 1 1 1 1 1 1 I 1 1 1 a 1 1 1 1 1 1 1 1 1 Figure 10 UTU ETU Console Port and Maintenance Terminal Connector Pinouts UTU 701 and ETU 751 List 1 August 9 2002 25 System Configuration 700 701 100 02 To connect and configure a maintenance terminal 1 Connect a serial cable from the maintenance terminal 9 pin COM port to the line or desktop unit console port connector Figure 11 Ensure the Data Terminal Ready DTR signal from the terminal is connected as the HDSL card will not communicate without it Data Terminal Ready DTR may also be asserted by connecting the DSR output signal pin 6 to the DTR input pin 4 Maintenance terminal Line unit 9 pin COM port yA Interface cable Console port Figure 11 Connecting a Maintenance Terminal to a Line Unit 2 Configure the maintenance terminal for the following communication settings VT100 Emulation or ANSI if VT100 is no
50. f the LTU or NTU circuit Displays the model numbers of the LTU NTU and any doubler units that comprise the channel Displays the LTU NTU and doubler unit list numbers which identify the particular unit versions Displays the LTU NTU and doubler unit hardware configuration level Displays the unique serial number of the LTU NTU and any doubler units for inventory and service tracking Displays the date the LTU NTU and any doubler units were manufactured Displays the number of days the LTU NTU and any doubler units have been in operation Displays the ADC part number of the firmware Displays the checksum of the LTU NTU and doubler unit proms Displays the currently installed firmware version level of the LTU NTU and any doubler units Displays the date that the firmware was released UTU 701 and ETU 751 List 1 August 9 2002 59 Testing TESTING 60 700 701 100 02 From the main console screen Figure 29 type T to display the Test menu from which you can set and run loopback and BER tests Figure 43 Hain Honitor G 703 gt 32 T lt LTU Timing CRC4 Mode gm Notuork N A History Application Mode SINGLE Config Inventory Quit Help EE lt G 703 EIER gt 32 TS NTU Timing 6 703 N A CRC4 Mode Lpbk Dir NETWORK Lpbk Loop s LOOP1 Lpbk Position LINA Lpbk Timeout 20 MIN OFF NETWORK CUSTOMER LooP1 LTU I F LTU HDSL NTU 1 F NONE 20 MIN
51. face 24 Hour Histor 7 Day History Alarm History Clr Alarm Hist 07 01 60 11 28 LTU NORMAL Figure 35 History LTU Interface Menu At the History menu Figure 34 type IN to select the History NTU Interface menu Figure 36 Main Monitor MEAT Test Inventory Quit Help NTU Interface 24 Hour Histor T Day History Alarm History Clr Alarm Hist ID PairGain 07 01 00 00 02 Figure 36 History NTU Interface Menu UTU 701 and ETU 751 List 1 August 9 2002 53 Viewing Status 700 701 100 02 Only the Alarm History screen is available for the LTU and NTU interfaces The 24 Hour and 7 Day History screens as well as the Alarm History screen are available for HDSL Span 1 I j LTU and NTU Interface Alarm History Screens At the History LTU or History NTU Interface menu type the A key to select an Alarm History status screen The LTU Interface Alarm History screen is shown in Figure 37 Main Monitor History Config Test Inventory Quit Help LTU Interface I Alarm Histor l Alarm First Last Count LOS No Alarms Reported LFA No Alarms Reported AIS 05 11 96 00 00 05 11 96 00 00 RAI No Alarms Reported Loc No Alarms Reported ID PairGain 07 01 00 12 37 Figure 37 LTU Interface Alarm History Screen Table 27 describes the four columns of data contained in the LTU Interface and NTU Interface Alarm History screens If no alarm has occurred since the last alarms were cle
52. g Test Inventory Quit Help Change Password New Password KX XxX KH Retype New Password xxxxxxx Circuit ID Terminal Settings Set to Factory Dflts ID PairGain 07 01 00 14 37 Figure 19 Config Change Password Menu 2 Enter a new password up to eight characters to change the current system password 3 Retype the new password up to eight characters to confirm its accuracy When changing the default password ENTER save the new password in a secure place A password cannot be recovered if it is forgotten Contact ADC if assistance is needed see Product Support on page 69 Y UTU 701 and ETU 751 List 1 August 9 2002 35 System Configuration 700 701 100 02 Configure Circuit ID The circuit ID appears on the status line of each console screen Choose a unique circuit ID for each HDSL card 1Type at the Config drop down menu to display the Config Circuit ID menu Figure 20 Hain Monitor History Config Test Inventory Quit Help I Circuit ID PairGain Password Terminal Settings Set to Factory Dflts ID PairGain 07 01 00 14 38 LTU NORMAL Figure 20 Config Circuit ID Menu 2Type a new circuit ID up to 23 characters to change the current circuit ID 36 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Configure System Settings Use the System Settings menu to select and configure system wide operating parameters Configure
53. gnal is monitored for CRC 4 multiframe errors A new CRC 4 code is output for use at the remote unit Detected errors are displayed in the Monitor LTU and NTU Interface screens PASSTHRU All time slot O bits are passed unchanged to the remote unit Useful when detection of CRC 4 errors is performed by customer equipment Idle Code User inputs the idle pattern from 00 to FF transmitted in unused time slots from LTU or NTU G 703 port Factory default setting is FF Data Rate of TSs Read only display of indicated HDSL data rate and corresponding number of time slots TSs as set with HDSL Payload Rate option in the Config System Settings menu See G 704 Framing and Rate Selectable HDSL on page 17 Default setting is 256kbps 4 Beginning TS Read only display of beginning time slot This setting is O zero in the structured mode and one 1 in the unstructured mode 40 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Configure Alarms Use the Config Alarms menu to configure LTU and NTU Interface alarm parameters and the HDSL span alarm parameters When setting alarm parameters for LTUs and NTUs keep the following rules in mind Disabled alarms do not cause LED indications and are not stored in history Console screen menu alarm history reports are not generated Minor alarms cause LED indications and are stored in history Console screen menu alarm history reports are generated Major alarms cause
54. hrough the console screen menus as described in System Configuration on page 25 This connector can also be used to download new firmware to the line unit s flash memory as described in Firmware Download Utility on page 62 This port is configured as DCE see Maintenance Terminal Connection on page 25 for pinouts Contains the serial number and part number of the unit as indicated in both bar code and text format Also contains the configuration number of the unit as indicated by CFG Rin where nn is the configuration number For example CFG R07 would indicate configuration number 07 Indicates the beginning year and month of the line card warranty Also indicates the line card revision number For example a warranty control number of 803R07 would indicate a warranty beginning in the year 1998 8 during the month of March 03 and line card revision number R07 Identifies the model number manufacturer part number and input voltage range of the ETU Includes the CE mark certifying that the unit is in compliance with directive EN300 386 2 See Certification and Warranty on the inside of the back cover UTU 701 and ETU 751 List 1 August 9 2002 5 Overview 700 701 100 02 Table 4 defines the system states indicated by the front panel LEDs When power is applied to the unit one of the LEDs listed in Table 4 will always be on Table 4 Line and Desktop Unit Front Panel LED Indications LED Mode Des
55. ignal Detect B 10 12 Indication B Receive Timing A 17 6 Signal Element Timing A Receive Timing B 9 13 Signal Element Timing B Terminal Timing A 24 1 DTE Signal Element Timing A Terminal Timing B 11 15 DTE Signal Element Timing A ECA 802 CONNECTOR ADAPTER DB9M TO RJ 45 The ECA 802 connector adapter Figure 47 converts the DB9F HDSL line connector on the desktop unit rear panel to an RJ 45 modular style connector Table 38 lists the ECA 802 pinouts 66 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Reference Information O O 1 T0000 S bs o 99 o 9 26 5 L 2 Figure 47 ECA 802 DB9M to RJ 45 Connector Adapter Part Number 150 1472 01 Table 38 ECA 802 DB9M to RJ 45 Connector Adapter Pinouts DB9M Connector RJ 45 Connector HDSL Loop 1 Ring HDSL Loop 1 Ring HDSL Loop 1 Tip HDSL Loop 1 Tip HDSL Loop 2 Ring HDSL Loop 2 Ring HDSL Loop 2 Tip HDSL Loop 2 Tip a Pins 1 6 4 and 5 not used on single pair HDSL cards UTU 701 and ETU 751 List 1 August 9 2002 67 68 Reference Information 700 701 100 02 ECA 804 CONNECTOR ADAPTER DB9M TO FOUR POSITION TERMINAL BLOCK The ECA 804 connector adapter Figure 48 converts the DB9F HDSL line connector on the desktop unit rear panel to a four position terminal block style connector Table 39 lists the ECA 804 pinouts RR O 1 6 09 So 9 99 o o 5 EXXX pe 3 3 3 O Figure
56. larm A major alarm condition is currently active in the system In the case of a loopback bringing the loop down LOSW alarms will be ignored Loopback The system is in a diagnostic loopback configuration Update Circuit wide provisioning is in progress Normal All configured HDSL channels are up in the circuit no alarms are present and provisioning is complete History Config Test Inventory Quit Help 07 01 00 00 00 LTU NORMAL Figure 15 Items in Console Screen Status Bar August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Use the keys described in Table 16 to navigate the console screen and its menus Table 16 Console Screen Navigation Keys Press this Key Alpha numeric keys lt and gt keys Y and W keys TAB key CTRL E CTRL X CTRL C CTRL R SPACEBAR ESC ENTER To Perform this Function Type the underlined or highlighted letter to select and execute a menu item For example on the Main console menu type C to access the Config drop down menu Also use these key to enter values in text fields For example on the Config Date and Time menu type the date in a DD MM YY format Moves horizontally across the Menu bar except when in a text entry field Press the T and keys from the Main console screen to access drop down menus and their menu items For example e press the and gt keys to select Config in the menu bar and press the 4 key to access the
57. mal operation until loopbacks are disengaged manually or until after the specified loopback timeout period has expired LTU Interface NTU Interface Single pair HDSL loop Nx64k Nx64k Figure 8 Loopback Operations UTU 701 and ETU 751 List 1 August 9 2002 19 Functional Description 700 701 100 02 Table 12 Loopbacks Selected at Front Panel Pushbuttons and Console Screens Loopback Description The two loopbacks that follow can be selected from the LOC and REM front panel pushbuttons the console screens or the management unit interface LOC Pushbutton Local This is an analog loopback implemented in both HDSL transceivers and enables a complete checkout HDSL Loopback of the local equipment by looping back data at the furthest point before the transmission media The HDSL link goes down as a result of this loopback and is therefore not selectable from the remote unit console screens REM Pushbutton Remote Data is transmitted across the HDSL link and looped back at the remote interface ports The HDSL Loopback link must be up for this loopback to be available With no HDSL link up the REM button will not enable any loopbacks The three loopbacks that follow are available exclusively from the console screens or management unit interface Local Interface Loopback Data is looped back at the closest point in the local unit toward customer equipment This loopback is useful for verification of a proper connection at the local
58. n 1 ssesssesseseseesssesesrsresrsresrestssrstrsrsreststestesreesresrnrenterentesresesrsrreeet 55 40 7 Day History Status Screen for HDSL Span 1 esessssessessseesresesersresrsresrsresresresestesrerestesrsresrerensesresreeseesreet 56 41 Alarm History Status Screen for HDSL Span 1 ursuessessessessnesnessnnsnennnesnennnennennnennennannnennnnnnennansennnennen 57 42 Inventory Scielo Ao R R eee aa aan iii 58 43 Test Men Screen TA Ta ERE 60 44 ETSI Firmware Download Utility Menu riesia rinrita con nonnnonncnn conc EENEN NE RENAN ei 62 45 ECA 800 DB25M to M34F V 35 Connector Adapter Part Number 150 14 70 01 c seen 65 46 ECA 801 D25M to DB15F X 21 Connector Adapter Part Number 150 14 70 01 c seen 66 47 ECA 802 DB9M to RJ 45 Connector Adapter Part Number 150 14 72 01 2u2220220sssennersnesnnennennnenne 67 48 ECA 804 DB9M to Four Position Terminal Block Connector Adapter Part Number 150 1474 01 68 August 9 2002 ETU 701C and ETU 751C List 1 700 701 100 02 List of Tables LIST OF TABLES 1 Rate Selectable G 703 Unit Characteristics oooocnnoonocnnonconnnononncnnnonnnonncnonnnnncnn non nonn non nnn non nan nrnn can non nc nn cra nena nns 2 2 Transmission Ranges with O db ETSI Noise ooo eee rean eea aaea ea SEAR Ar E EEE NEE 3 3 Line and Desktop Unit Front Panel Component 2000 00 eee ec ceceseeseceeeseeeeeeseeseeeseceecseseeeeaeseeeesessseeseeeaeeatens 5 4
59. n 63 33 Navigating the ETSI Firmware Download Menu u ussuessessersnesnersnennorsnennnnnnennennnennnnnnennensnennannnennnennennen 63 34 DOF ADSEsLime Connector Pim Outs viii a Riesen 64 35 D25F Data Port Connector PINQU S cocineta con Eer EE E EE Eaa ain eass 64 36 ECA 800 DB25M to M34F V 35 Connector Adapter Pinouts ooooocccnoconocononccononconcconnncnnnanoncnono conan conccnnnoo 65 ETU 701C and ETU 751C List 1 August 9 2002 ix List of Tables 700 701 100 02 37 ECA 801 DB25M to DB15F X 21 Connector Adapter PinQUtS ooooccnnnoninconoccconncnonanonnconanonncconncnancconccnnnos 66 38 ECA 802 DB9M to RJ 45 Connector Adapter Pinouts cooooccnccnonnconononcononononnnonocononn nono nonncnn non no nn nr coran circa 67 39 ECA 804 DB9M to Four Position Terminal Block Connector Adapter Pinouts ueesesseesnersennennnen 68 x August 9 2002 ETU 701C and ETU 751C List 1 700 701 100 02 Overview OVERVIEW ADC WorldDSL offers High bit rate Digital Subscriber Line HDSL Line Termination Units LTUs Network Termination Units NTUs Universal Termination Units UTUs and ETSI Termination Units ETUs The units are shelf and enclosure mounted providing full duplex transmission of up to 2 048 Mbps data over one or two twisted pairs of copper wire Public carriers and private network providers can use these units to offer low cost service with fiber optic quality using the local copper loop without installing repe
60. nge Password Men 3 2 Essen ii 35 20 Config Eircit ID MenV 4 2 3 Rheinland Magia RRR IR ER a is 36 21 Config System Settings Ments sracte tiecies tiraera aa o nae TEREA eed oaia huss Aia ages adhe aci dci 37 22 Config LTU Interface Menu with Unstructured Mode Data Rate oooconccnocnconcononononnnonncononnncnncrnncnn cnn ncnn craneo 39 23 Config NTU Interface Menu with Structured Mode Data Rate uunsesssessessnesnnennennosnnennennnennnnnnennnnn 39 24 Config Alarms Menu A id ea 41 25 Config Alarms LTU Interface Menu uussesssessersrsnersnesnnenesnesnnonnnnnennnennennnennonnonsnonsnnsnsnnennensnennensannnonn 42 26 Contis Alarms NTU Interface Men di 42 27 Config Alarms HDSL Span 1 Men rnai ran eiaeia paeen naires eS EEEE TE e TERESA EA REEE i EEan eais 43 28 S t to Factory Defaults crei a 44 29 Maii Console A ES OCT 46 30 Monitor Men en litio 48 31 Monitor ETU Interface reminiscencia ai R A E A 49 32 Monitor NTU Interface Screen iria AA 50 33 Monitor HDSL Span 1 Screen ssiri sense sen nes em 51 34 History Menu it ae A Ad ai 52 33 History LTU Interface Menu iio iaa 53 36 History NTU Interface Men s nino n tts Rn ki E T deans 53 ETU 701C and ETU 751C List 1 August 9 2002 vii List of Figures 700 701 100 02 viii 37 LTU Interface Alarm History Screen cristalino tt a a rain a 54 38 History HDSE Span T Menu Aerea 2288222 ii id 55 39 24 Hour History Screen for HDSL Spa
61. nneennenneen 32 18 Fields and Options Displayed in Config System Settings Menu ursuessersnesnesnersnennnesnennnnnnennnennennonnnennn 38 19 Fields and Options in Displayed Config LTU and Config NTU Interface Menus ueesensenseennennn 40 20 Fields Displayed in Config Alarms LTU and Config Alarms NTU Interface Menus eee 43 21 Fields Displayed in Config Alarms HDSL Span 1 Menu neessessessnessessnesnnsnnennonnnennonsnennnnnnensnennennnnnnonn 44 22 Factory Default System Settings lidia teenie ee 45 23 Reading the Main Console Screens iaae e a seen ann cara 46 24 Fields Displayed in Main Console Screen uursuessessnesnessennernnennennnennennnennennennennonsnennntnnsnnennensnennensannnonn 47 25 Fields Displayed in Monitor LTU and Monitor NTU Interface Screens eee ceeeeeeeseeeseeeeeeseeneees 49 26 Fields in Monitor HDSL Span 1 Screen 20 0 eieae N EE RE E EEE ETA EE 51 27 LTU Interface and NTU Interface Alarm History Data uuusssessessnesnessnennernorsnennnnsnnsnnennennnennnnnnennonn 54 28 HDSL Span Alarm History Data 2s02000000000ssnsnnrsnennesnennesnennnnnsrneonsennrsnesnnssnnsnnssnennraneransennen 57 29 Inventory Screen Data estes aves hase 2 42 iia 59 30 Test Ment Opt sense 61 31 BER Section o Test Menu ranita gekenn 61 32 ETSI Firmware User Selectable Download Menu Option uurseessersnesnersnennensnnnnnnnnennnnnnennennnennennnennenn
62. ns 36 Configure System SettingS nesusssessnesnersnennersonsnernnennennnnnnennnennonsnennnnsnennennnennensnonnansnnnnn 37 Configure LTU and NTU Interfaces 2220200022020042B0nnnennonsnennnnnnennennnenennnenannnnnnn 39 Configure Alarmstufe dahin diia 41 Seto Factory Detalla 44 Log Sins Olla cosa ta 45 Viewing Status 46 Main Console Scream iaio 46 Monitor Mem Wir ii td 48 Monitor LTU Interface croacia cti Rs Bean 49 Monitor NTU Interface Screen cee inene ioe EE e REKE E oT EE LEN a EEE FERE 50 Monitor HDSL Span 1 Screen iieii ninn apiet a E a a A a ei 51 History Menuen e nisse ernennen eigen 52 LTU and NTU Interface Performance History Screens nesseesessessesnernnennennnenennnnnnn 53 HDSL Span Performance History Screens uruuessersesnesnersnennorsennnnnnennennnennnennennansnenn 55 Clear History Screens ib a ae apse teh ees Halbe 58 Inventory S A A E 58 Testing 60 Firmware Download Utility 62 Reference Information 64 ETU 751C Connector Piola 64 ECA 800 Connector Adapter DB25M to M34F for V 35 ooococincccoccconcnconcconcnnnnncnnncnoncconnncnncc nnnos 65 ECA 801 Connector Adapter DB25M to DBISF for X 21 ooooonncconcccnocanoncconccnnononnncnoncconancnncc nnnos 66 ECA 802 Connector Adapter DB9M to RJ 45 u ucnseessenssnensnnessnnennnennnennnensnnennnnennnennnennnen 66 ECA 804 Connector Adapter DB9M to Four Position Terminal Block ee 68 Product S
63. nu Figure 38 type A to select the Alarm History status screen for HDSL Span 1 Figure 41 Hain Honitor History Config Test Inventory Quit Help HDSL Span 1 l Alarm Histor l Alarm First Last Count MARI No Alarms Reported E 1 No Alarms Reported LOsWi 05 11 96 00 00 05 11 96 00 00 PFO1 No Alarms Reported PFS1 No Alarms Reported ID PairGain 07 01 00 12 48 LTU NORMAL Figure 41 Alarm History Status Screen for HDSL Span 1 Table 28 describes the four columns of data contained in each HDSL Span Alarm History screen Table 28 HDSL Span Alarm History Data Column Description Alarm Type of alarm MAR1 Margin Span 1 ES1 Errored Seconds Span 1 LOSW1 Loss of Sync Word Span 1 PFO1 Power Feed Open Span 1 PFS1 Power Feed Short Span 1 First Date and time the alarm first occurred Last Date and time the alarm last occurred Count Number of times the alarm has occurred since the alarms were last cleared a Not supported These units do not supply power to other units If no alarm has occurred since the last alarms were cleared the message No alarms reported displays on the appropriate line for each alarm UTU 701 and ETU 751 List 1 August 9 2002 57 Viewing Status 700 701 100 02 Clear History Screens Use the following options to clear the 24 Hour 7 Day or Alarm History status screens e Clr 24 Hr Hist clears all of the 24 hour history error counters e Clr7 Day Hist
64. ogress Must STOP before leaving screen UTU 701 and ETU 751 List 1 August 9 2002 21 Inspection Safety and Equipment Repair 700 701 100 02 INSPECTION SAFETY AND EQUIPMENT REPAIR This section describes the procedures to be followed regarding product inspection safety and repair INSPECTION SAFETY Open the line or desktop unit shipping carton and inspect the contents for signs of damage If the equipment was damaged in transit immediately report the extent of the damage to the transportation company and to ADC see Product Support on page 69 To ensure safety of personnel and equipment carefully observe the following safety rules IN Input voltage for the UTU 701C line unit nominal 48 Vdc tolerance 36 to 72 Vdc must be supplied by an isolated DC source that complies with TNV or earthed SELV requirements of the latest version of IEC 950 Be careful when installing or modifying telephone lines Dangerous voltages can be present It is unsafe to install telephone wiring during a lightning storm Always disconnect all telephone lines and power connections before servicing or disassem bling this equipment All wiring external to the product should follow the local wiring codes Die Eingangsspannung fuer die UTU 701C Karte is nominell 48 VDC Toleranz 36 bis 72 VDC Die Gleichstromquelle muss den Vorschriften gem der Norm EN60950 fuer Fernsprechnetzspannung TNV und Sicherheitskleinspannung SELV ent
65. operate in the unstructured mode see G 704 Framing and Rate Selectable HDSL on page 17 There is no unstructured menu selection In the unstructured mode There is no G 704 framing Time slot 0 is the beginning time slot and the data rate is fixed at 2048 kbps A transparent transmission channel is provided between the local and remote units CRC 4 detection and generation are not available and El alarms are limited Any framing multiframing and common channel signals can be transmitted through the HDSL line units in the unstructured mode but the units do not monitor for a loss of framing condition Table 8 lists system settings for 2048 kbps transport of data between a DTE connected to an UTU 701C and a DTE connected to an ETU 751C The settings in Table 8 use the G 703 signal from the UTU side DTE as the primary timing source Timing at the ETU side is recovered from the received G 703 signal This application is illustrated in Figure 7 Exchange Office DTE Table 8 Typical Unstructured Mode System Settings Options Setting Application Mode 32 TS Unstructured UTU 701C LTU Interface Primary Timing Source G 703 G 703 Port CRC Mode N A Idle Code FF Data Rate of TSs 2048 32 TSs Beginning TS 0 ETU 751C NTU Interface Primary Timing Source G 703 Data Rate of TSs 2048 32 TSs Beginning TS 0 Network Side 32 Time Slots 2048 kbps Single Pair HDSL loop 44 32 Time
66. ord receptacle on the ETU rear panel 2 Plug the power cord into a source of 100 V to 240 V 50 or 60 Hz AC power 3 If configuring the desktop unit as an LTU power up the shelf and proceed as instructed on pages 25 through 27 and 37 to access the Local Unit Role option in the Config System Settings menu the default setting is NTU 4 Connect the DTE cables to the 120 or 75 Q connectors on the ETU 751C rear panel 5 Connect the HDSL line cable to the HDSL line connector on the ETU rear panel HDSL STARTUP AND SYNCHRONIZATION The rate selectable LTU holds the configuration settings for the rate selectable NTU At startup the LTU first confirms that the NTU is a rate selectable unit The LTU then configures the NTU with the required settings Power up the rate selectable units and observe the synchronization process as follows 1 Power up the shelf or enclosure where the units are installed 2 Confirm the following The HDSL ALM LED is on and the HDSL SYNC LED flashes once per second as the units self configure and establish synchronization e After approximately 60 seconds the HDSL ALM LED is off and the HDSL SYNC LED is steady green The units are now ready for configuration through the console screen menus If the HDSL SYNC LED continues to flash after 90 seconds the HDSL line is faulty or one of the 4 units is not a rate selectable unit Check for the correct line units Test the HDSL line using the loopbacks described in Tes
67. page 60 for loopback operation from the Test menus Table 13 Loopback Equivalents Console Screen Test Menu Front Panel Loopback mode Loopback Position LTU LOC button NETWORK e LTU HDSL LTU REM button NETWORK NTU I F NETWORK LTU I F NTU LOC button CUSTOMER NTU HDSL NTU REM button CUSTOMER LTU I F CUSTOMER NTU I F a Activated from console screen Test menu at LTU b Activated from console screen Test menu at NTU BER TESTING The HDSL units provide a mechanism for validating circuit integrity utilizing a pseudorandom bit sequence PRBS generator and BER meter internal to the LTU unit This diagnostic test disrupts the normal flow of payload traffic and requires the presence of a Network NTU I F loopback or an external physical loopback at the NTU interface connector The test is run at the selected HDSL Payload Rate see Table 18 on page 38 BER results are accumulated continuously and updated on the console screen at intervals of approximately 16 seconds The PRBS data pattern is always generated at the LTU toward the HDSL channel and the BER is always measured at the LTU based on data received from the HDSL channel The test may be initiated and stopped from the Test menu at either the LTU or NTU console screen The BER test must be stopped before leaving the test menu to restore normal A payload transmission Typing ESC while the BER test is in progress causes the following message to display BER Test in Pr
68. pts 100 to 240 volt 50 or 60 Hz AC power WorldDSL RS rate selectable is defined by ADC WorldDSL RS is a single pair High bit rate Digital Subscriber Line HDSL solution that offers extended reach capabilities through the use of industry leading multi rate DSL technology The UTU 701C and ETU 751C deploy HDSL in networks using a single pair of copper wire running at speeds between 256 kbps and 2048 kbps The HDSL payload rates are menu selected in time slot increments of 64 kbps ranging from 256 kbps to 2048 kbps Transmission ranges vary according to the rate selected Depending on noise environment ranges of up to 7 1 km 4 4 miles are possible at the lowest selectable HDSL payload rate 256 kbps using 0 51 mm wire Longer ranges are possible with larger wire These HDSL units are configured as Data Communications Equipment DCE and respond to data clock and control signals from Data Terminal Equipment DTE equipment damage or injury to personnel Use of this product in a manner other than defined in this technical practice may cause Gebrauch dieses Produkts in einer Weise anders als definiert kann in dieser technischen Praxis Ger te Schaden oder Verletzung zu Personal verursachen RATE SELECTABLE HDSL UNIT FIRMWARE Version 4 01 is the current release for the rate selectable HDSL unit firmware This firmware must be installed at each end of the circuit that is in both the LTU and NTU e WorldDSL RS units are not backw
69. re 29 The screen shown in Figure 29 is a display of the LTU and NTU in the single pair application The numbered fields are described in Table 23 WEGE Monitor History Config Test Inventory Quit Help G 703 gt gt G 703 32 TS lt lt 32 TS LTU NTU Timing 6 703 Timing 6 703 CRC4 Mode N A Application Mode SINGLE CRC4 Mode N A PERFORMANCE 23 0 1 ALARMS Clear 24 Hour History ID PairGain 07 01 00 11 16 Figure 29 Main Console Screen Table 23 Reading the Main Console Screen Field Description 1 Shows performance and alarms for the LTU user interface 2 Shows performance and alarms for the LTU HDSL interface 3 Shows performance and alarms for the NTU HDSL interface 4 Shows performance and alarms for the NTU user interface 46 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status Table 24 describes the fields displayed on the Main console screen Table 24 Fields Displayed in Main Console Screen Field Description Circuit Configuration G 703 Indicates the interface standard for G 703 data port nTS Indicates the number of time slots n mapped to the G 703 interface Timing Indicates the primary source the unit uses for clock synchronization EXT External 2 048 MHz clock G 703 G 703 port receive clock Application mode Indicates that the Single Pair SINGLE application mode is in effect Performance MARI Displays the Margin value for each HDSL in
70. rface 4 menus are read only displays The Data Rate of TSs value is set in the Config System Settings menu as the HDSL Payload Rate See Figure 21 on page 37 The Beginning TS value is 0 with 32 time slots selected unstructured mode and 1 when less than 32 time slots are selected structured mode UTU 701 and ETU 751 List 1 August 9 2002 39 System Configuration 700 701 100 02 2 Dothe following for each interface option to be changed Table 19 describes the fields and options displayed in the Config LTU and Config NTU Interface menus Usethe or the I key to select the sub menu item to be changed e Use the SPACEBAR to toggle to the appropriate option or type in the correct information then press ENTER to select the option The settings in boldface type in Table 16 are factory default settings Table 19 Fields and Options in Displayed Config LTU and Config NTU Interface Menus Field and Options Description Primary Timing Source Selects the clock source for the HDSL transmit direction EXT External 2 048 MHz clock UTU 701C only G 703 Input El clock G 703 Port CRC 4 Mode Cyclic Redundancy Check CRC to detect errors in transmitted data Available only when less than 32 time slots are selected places unit in structured application mode DIS CRC 4 mode is disabled CRC 4 mode is not available N A when 32 time slots are selected places unit in unstructured application mode ENA The input G 703 si
71. rms HDSL Span I Menu Field Description Margin MAR Selects whether the alarm is disabled D S or enabled and reported as a Minor MIN or Major MAJ Alarm when the margin falls below the threshold This indicates a potential degradation of line quality If an alarm is configured as a protection switch PSW it will behave as a Major MAU Alarm and cause protection switching to engage Margin Threshold Selects the margin alarm threshold from 0 dB to 75 dB for all four margin measurements of the span Errored Seconds ES Selects whether the alarm is disabled D S or enabled and reported as a Minor MIN or Major MAJ Alarm when 24 hour ES count exceeds the threshold 24 HR ES Threshold Selects the errored seconds threshold 0 to 255 for all four errored seconds measurements of the span measured over a 24 hour period Loss of Sync Word LOSW Selects whether the alarm is disabled D S or enabled and reported as a Minor MIN or Major MAJ Alarm when the LOSW condition HDSL loop down occurs Power Feed Open Not supported These units do not supply power to other units Power Feed Short Not supported These units do not supply power to other units SET TO FACTORY DEFAULTS Set to Factory Dflts is the screen from which all operating options can be reset to the ADC factory defaults 1 Type Fat the Config drop down menu to display the Set to Factory Dflts screen Figure 28 Main Monitor History Test Inventory Quit Help
72. roduct which has been repaired worked upon or altered by persons not authorized by ADC or in ADC s sole judgment has been subjected to misuse accident fire or other casualty or operation beyond its design range Repaired products have a 90 day warranty or until the end of the original warranty period whichever period is greater ADC DISCLAIMS ALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO ITS PRODUCTS AND ANY ACCOMPANYING WRITTEN MATERIALS FURTHER ADC DOES NOT WARRANT THAT SOFTWARE WILL BE FREE FROM BUGS OR THAT ITS USE WILL BE UNINTERRUPTED OR REGARDING THE USE OR THE RESULTS OF THE USE OF THE SOFTWARE IN TERMS OF CORRECTNESS ACCURACY RELIABILITY OR OTHERWISE MODIFICATIONS Any changes or modifications made to these devices that are not expressly approved by ADC DSL Systems voids the user s warranty All wiring external to the product should follow local wiring codes For technical assistance refer to Product Support on page 20 ADC DSL Systems Inc 14402 Franklin Avenue Tustin CA 92780 7013 Tel 714 832 9922 Fax 714 832 9924 Technical Assistance 150 9001 TL 9000 REGISTERED FIRM DOCUMENT 700 701 100 02 1242371
73. s requiring fractional use of the G 703 port embedded generation and detection of CRC 4 information and A bit insertion select less than 32 time slots to invoke the structured mode In the structured mode time slot 0 is regenerated according to G 704 at the output of the G 703 interface port The following values apply e The Sa bits are always set to 1 e The A bit is normally set to 0 at the G 703 output port It is set to 1 during an active Loss of Signal LOS Alarm Indicating Signal AIS or a Loss of Frame Alignment LFA condition if the alarm associated with the respective condition is not disabled see Configure LTU and NTU Interfaces on page 39 e When CRC 4 mode is disabled the Si bit is transparently transmitted that is unmodified from the HDSL input data stream e When CRC 4 mode is enabled the Si bit is set to a new CRC 4 multiframe signal and checksum according to G 706 e The E bits are nominally set to 1 and set to 0 for each error in the incoming CRC 4 sub multiframe Match the CRC 4 mode at each interface to the actual type of data present at that node in the 4 system Otherwise CRC 4 data will not be transparently transmitted in CRC 4 disabled mode Also non CRC 4 data generates an LFA alarm in CRC 4 enabled mode UTU 701 and ETU 751 List 1 August 9 2002 15 Functional Description Unstructured Mode 16 700 701 100 02 When 32 time slots are selected the line and desktop units automatically
74. screen menu bar displays Figure 13 KE Monitor History Config Test Inventory Quit Help ID PairGain 07 01 00 00 00 Figure 13 Console Screen Menu Bar UTU 701 and ETU 751 List 1 August 9 2002 27 System Configuration 700 701 100 02 CONSOLE SCREEN STRUCTURE The following sections describe the structure of the console screen and how to navigate through its menus and related displays The structure of the console screen displays and drop down menus is shown in Figure 14 The names in the console screen menu bar identify each display and menu The arrows in the menu bar following the Monitor History and Config names indicate the presence of a drop down menu or sub menu The designations Display and Displays indicate that one or more displays are associated with the name in the menu bar or its drop down menu Password Screen Menu F LTU LTU System Display Settings Display Display Display HDSL HDSL LTU Span Span Interface NTU Interface NTU Interface NTU Interface Circuit ID Displays Displays Clear 24 Hour LTU Clear 7 Day HDSL History Date and Time Sub Clear Alarm Password NTU Interface y Menus Terminal Settings Setto Ectry Dflts Displays Figure 14 Console Screen Menu Structure 28 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Table 14 describes the drop down menus selected from the console screen Table 14 Console Screen Menus
75. sprechen Bitte beachten Sie dass beim Installieren oder Veraendern von Telefonleitungen gefaehrliche Spannungen entstehen koennen Es ist ebenfalls gefaehrlich waehrend eines Gewitters Installationen an Telefondraehten vorzunehmen Bei Installation Wartung oder Veraenderung des Geraetes muessen alle Telefon und Netzkabel ausgezogen werden Alle externen Verdrahtungsarbeiten sollten gemaess den Elektrizitaetsvorschriften des jeweiligen Landes ausgefuehrt werden EQUIPMENT REPAIR 22 To ensure the equipment does not become damaged carefully observe the following cautions N If a problem has been isolated to this unit do not attempt to repair it The unit s components are not user serviceable and therefore must not be replaced Please return the unit to ADC for repairs Wenn eine St rung auf dieses Ger t zur ckgef hrt werden kann sollte man nicht versuchen es zu reparieren Die Ger teteile sind nicht vom Endverbraucher zu warten und m ssen darum nicht ersetzt werden Bitte senden Sie das Ger et zur Reparatur zurueck an ADC August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 INSTALLATION AND STARTUP This section describes the installation and startup procedures for the line and desktop units Installation and Startup UTU 701C LINE UNIT INSTALLATION Perform the following steps to install the UTU 701C line unit The chassis ground of the shelf or remote enclosure receiving these units must be connected
76. t available e Clear the modem initialization string if supported by the terminal e Bits per second 1200 2400 4800 9600 default or 19200 bps recommended Data bits 8 e Parity None e Stop bits 1 Flow Control None If using a PC and Microsoft Windows terminal emulation program deselect Show Scroll Bars and Use Function Arrow and Ctrl Keys from the Settings Terminal Preferences menu in Windows 3 1 or from the Properties menu in Windows 95 MODEM CONNECTION For remote access to the line unit an auto answer modem can be connected to the console port Use a null modem cable to connect the WorldDSL line unit and the modem 26 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration LOGGING ON To log on to the maintenance terminal console screen 1 Press the SPACEBAR several times to display the Logon Password screen Figure 12 07 JAN 00 00 00 36 PairGain Technologies Ine HiGain International Series Password aaa ID PairGain 07 01 00 00 00 Figure 12 Logon Password Screen e The ENTER key is the factory default password If you establish a different password you must 4 type the new password single word no spaces up to eight characters on a subsequent log on If the system does not respond verify that the Hardware Flow Control of the maintenance terminal is set to NONE 2 Type the password at the prompt or press ENTER if a password has not been customized The console
77. t the G 703 input Loss of Frame Alignment LFA Loss of frame alignment at the G 703 input Receive Alarm Indication Signal AIS Alarm indication signal unframed all ones received at the G 703 input Remote Alarm Indication Signal RAl Remote alarm indication signal received at the G 703 input through A bit Loss of Clock LOC Applies to loss of external clock when EXT timing is used The external clock was lost for the previous second This alarm is reset when the clock is active again HDSL Span 1 Alarms 1 Type 4 at the Config Alarms drop down menu to display the Config Alarms HDSL Span I menu Figure 27 Hain Monitor History Config Test Inventory Quit Help Margin DIS MIN MAJ Margin Threshold 2 Errored Seconds ES DIS MIN MAJ 24 Hr ES Threshold i Loss of Sync Word LOSW DIS MIN MAJ Power Feed Open PFO DIS Power Feed Short PFS DIS 07 01 00 13 13 LTU NORMAL Figure 27 Config Alarms HDSL Span 1 Menu 2 Do the following for each interface option to be changed The fields displayed in the Config Alarms HDSL Span 1 menu are described in Table 21 on page 44 e Use the or key to select the sub menu item to be changed e Use the SPACEBAR to toggle to the appropriate option or type in the correct information then press ENTER to select the option UTU 701 and ETU 751 List 1 August 9 2002 43 System Configuration 700 701 100 02 Table 21 Fields Displayed in Config Ala
78. t to right the e Starting time of each 15 minute interval Number of ES UAS at the LTU end of the HDSL span LTU 1 for each interval A dash represents a count of zero Number of ES UAS at the NTU end of the HDSL span NTU 1 for each interval A dash represents a count of zero The entire display consists of six screens each showing sixteen 15 minute intervals 4 hours of performance history Type CTRL R or CTRL C to display the previous or next screen in the sequence respectively Press the or J key to scroll the screen up or down by one line respectively 7 Day HDSL Span 1 Performance History Screens At the History HDSL Span 1 menu Figure 38 type D to select the 7 Day History status screen for HDSL Span 1 Figure 40 Hain Monitor Test Inventory Quit Help ID 0 1001 ID PairGain 07 01 00 12 45 Figure 40 7 Day History Status Screen for HDSL Span 1 Each HDSL Span 7 Day History screen contains three columns of data showing from left to right the date of each completed day within the 7 day interval number of ES UAS at the LTU end of the HDSL span LTU 1 for each interval A dash represents a count of zero number of ES UAS at the NTU end of the HDSL span NTU 1 for each interval A dash represents a count of zero 56 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Viewing Status HDSL Span 1 Alarm History Screens At the History HDSL Span 1 me
79. tem Configuration 700 701 100 02 Configure Date and Time 1Type D at the Config drop down menu to display the Config Date and Time menu Figure 18 Hain Honitor History Config Test Inventory Quit Help Date and Time Date dd mm yy Time hh mm 14 34 Terminal Settings Set to Factory Dflts TD PairGain 07 01 00 14 34 LTU NORMAL Figure 18 Config Date and Time Menu 2 Type the date in DD MM Y Y format then press ENTER 3 Type the time in HH MM format 24 hour clock then press ENTER The system date and time appear on the status line of the console screen and is useful when viewing alarm histories When the HDSL units are reset or cycle power the values in the date field are saved but the values in the time field are reset to 00 00 Set the time using the Config Date and Time display When the HDSL units are turned off and left off for more than 24 hours both the date and time must be set using the Config Date and Time display neither value is saved after 24 hours e Changing the date and time after the system has been running will not automatically clear alarm F histories This must be done after setting the date and time See Clear History Screens on page 58 34 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Change Password 1Type P at the Config drop down menu to display the Config Change Password menu Figure 19 Hain Monitor History Confi
80. tenuation ES UAS ES SES UAS per G 821 CRC 4 errored seconds BPV seconds Form C relay contacts NO NC C Fail safe operation Local interface loopback local HDSL loopback V 54 loop 3 remote loopback V 54 loop 2 August 9 2002 9 Specifications Alarms 700 701 100 02 Can be individually set to Disabled Minor or Major major alarms actuate the LTU or NTU alarm relay El Interface External Clock HDSL Loop History El and HDSL Interface Alarm Power Requirements UTU 701C Local input voltage Consumption typical ETU 751C Local input voltage Consumption typical Environmental Operating Temperature Range Humidity Storage Temperature Storage Humidity Regulatory Approvals CE Mark Certification 10 Loss of Signal LOS Loss of Framing LFA Alarm Indication Signal AIS Remote Alarm Indication RAI Loss of Clock LOC Marsin programmable threshold MAR Errored Seconds programmable threshold ES Loss of Sync Word LOSW 24 Hour 15 minute intervals and 7 Day 24 hour intervals for ES and UAS Time stamp of first and last occurrence number of occurrences for all enabled alarms 36 Vdc to 72 Vdc see note at bottom of page 4 5 W 100 to 240 volt 50 or 60 Hz AC power 4 5 W 0 C to 50 C 32 F to 122 F Up to 95 non condensing 40 C to 70 C 40 F to 158 F 5 to 95 non condensing EN300 386 2 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02
81. terface or displays link status SIG ACQ etc if the link is not up MAR2 Reserved ES1 Displays the Errored Seconds ES counts for each HDSL interface The counts are for the latest 24 hour period calculated as the sum of the counts in the previous 95 15 minute intervals plus the count in the current 15 minute interval ES2 Reserved Alarms The Alarms field displays a list of all active alarms at each LTU NTU and HDSL interface Possible LTU NTU Interface Alarms Loss of Signal LOS Loss of Frame Alignment LFA Receive Alarm Indication Signal AIS Remote Alarm Indication Signal RAI Loss of Clock LOC Loss of signal at the G 703 input Loss of frame alignment at the G 703 input Alarm indication signal unframed all ones received at the G 703 input Remote alarm indication signal received at the G 703 input through A bit Applies to loss of external clock when EXT timing is used The external clock was lost for the previous second This alarm is reset when the clock is active again Possible HDSL alarms Margin MAR Errored Seconds ES Loss of Sync Word LOSW Margin has fallen below threshold set for the HDSL interface Errored seconds count has exceeded threshold set for the HDSL interface Loss of sync word at the HDSL interface Remains active during restart but not a cold start UTU 701 and ETU 751 List 1 August 9 2002 47 Viewing Status 700 701 100 02 MONITOR MENU The
82. test time for the BER test Bit Errors Displays the number of bits received that did not match the PRBS pattern This field is updated every 30 seconds with a maximum value of 255 per update BER Displays the Bit Error Rate computer for the current test This field is updated very 16 seconds as is displayed in exponential form The lowest positive displayable value is 1x101 UTU 701 and ETU 751 List 1 August 9 2002 61 Firmware Download Utility 700 701 100 02 FIRMWARE DOWNLOAD UTILITY The Firmware Download Utility is a separate program and is not available from the console screen menus This section describes the ETSI Firmware Download utility and how to use it to upgrade the line and desktop unit firmware The ETSI Firmware Download utility is a program you can run on a PC to download new firmware to the LTU or NTU by connecting a standard RS 232 interface cable to the unit front panel V 24 console port When using the ETSI Firmware Download utility follow these rules Make sure the destination unit where the new firmware is to be upgraded is correct before pressing the ENTER key Do not disconnect the interface cable during the download process e Do not abort the download once it has started Figure 44 shows the menu for the ETSI Firmware Download Utility The upper area of the ETSI Firmware Download Utility menu displays the configuration options and the lower area displays messages during the download process ETS
83. ting on page 60 Front panel loopback LPBK LED indications are described in Table 4 on page 6 The LTU and NTU will reset and their LEDs will cycle through the startup sequence following any change to the HDSL Payload Rate option see Configure System Settings on page 37 24 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration SYSTEM CONFIGURATION Each line unit provides a system wide view of the entire HDSL circuit including the remote unit After establishing communication with the remote line card provisioning information can be set and performance can be monitored from the local unit Ifthe HDSL link is down the only parameters that can be changed are those on the local line unit The LTU overwrites any NTU settings when the link is re established The LTU also provides a special lockout feature that prevents users plugged into the NTU console port from changing the circuit configuration When enabled the maintenance terminal connected to an NTU provides a read only view of the entire HDSL system The console screen menus are not available when the HDSL card is under the control of a shelf Z management unit The line unit option settings are stored in non volatile RAM NVRAM No dip switches or jumpers are required to configure these options These options are set from the console screen menus or management unit interface Option settings stored in NVRAM are retained if the line unit loses shel
84. to the G 703 interface Reversals of Tip and Ring wires are automatically detected and accommodated The Monitor HDSL Span screen indicates if the Tip and Ring wires are reversed System Timing Circuits The UTU and ETU units can synchronize to any one of the following timing sources e G 703 Timing recovered from G 703 input signal EXT External 2 048 MHz reference available only for UTUs in a shelf with a management unit installed Processor This device runs a program which in real time e monitors the HDSL framer performance responds to user requests maintains a history of system performance 12 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Functional Description Power Sources The line and desktop units receive power from the following sources e A shelf mounted UTU 701C receives power from a local source of 36 Vdc to 72 Vdc e An enclosure mounted UTU 701C receives power from a local source of 36 Vdc to 72 Vdc or from the enclosure s built in AC to DC power supply when provided e The ETU 751C desktop unit receives power from a source of 100 to 240 volt 50 or 60 Hz AC power supplied by an isolated DC source that complies with TNV or earthed SELV requirements of the Input voltage for the UTU 701C line unit nominal 48 Vdc tolerance 36 to 72 Vdc must be MN latest version of IEC 950 The single pair rate selectable HDSL units local and remote must be locally powered UTU 701 and ETU
85. ts for the desktop unit rear panel connectors are listed in Table 34 and Table 35 on page 64 ho Loopback LEDs and push buttons Bar code label located on circuit side of line card V 24 RS 232 console port EA UTU 701 G 703 ds O Warranty control number label Figure 2 UTU 701C Line Unit Front Panel Loopback LEDs V 24 RS 232 HDSL LEDs and push buttons console port EE WORLDDSL Unit ID and bar code labels located on bottom of unit ALM I F LED Figure 3 ETU 751C Desktop Unit Front Panel 4 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Overview Table 3 Line and Desktop Unit Front Panel Components Name HDSL SYNC LED HDSL ALM LED I F ALM LED LOC LPBK LED LOC LPBK Button REM LPBK LED REM LPBK Button V 24 RS 232 console port Bar code label all units Warranty control number label UTU 701C Unit ID label ETU 751C Function Displays synchronization state for the HDSL loop Displays alarm state for the HDSL loop Displays alarm state for the G 703 data port Displays local LOC loopback state Activates the local HDSL analog loopback Displays remote REM loopback state Activates the remote interface loopback Provides bi directional communication between the unit and an external maintenance terminal through a V 24 RS 232C interface to allow configuration and performance monitoring t
86. ulty workmanship under normal use ADC s obligation under this warranty is limited to replacing or repairing at ADC s option any such hardware product which is returned during the 60 month warranty period per ADC s instructions and which product is confirmed by ADC not to comply with the foregoing warranty ADC warrants that for a period of 90 days from the date of purchase the software furnished with its products will operate substantially in accordance with the ADC published specifications and documentation for such software ADC s entire liability for software that does not comply with the foregoing warranty and is reported to ADC during the 90 day warranty period is at ADC s option either a return of the price paid or b repair or replace of the software ADC also warrants that for a period of thirty 30 days from the date of purchase the media on which software is stored will be free from material defects under normal use ADC will replace defective media at no charge if 1t is returned to ADC during the 30 day warranty period along with proof of the date of shipment The transportation charges for shipment of returned products to ADC will be prepaid by the Buyer ADC will pay transportation charges for shipment of replacement products to Buyer unless no trouble is found NTE in which case the Buyer will pay transportation charges ADC may use reconditioned parts for such repair or replacement This warranty does not apply to any p
87. upport 69 Abbreviations 70 Certification and Warranty Inside Back Cover vi August 9 2002 ETU 701C and ETU 751C List 1 700 701 100 02 List of Figures LIST OF FIGURES 1 Leased Line Data Application on a Single pair G 703 Network oooononncnionconnnoncnnnonnconconnconcnnonncnnncnncrncnccnnons 3 2 UTU 701 Ems Unit Front Panel iii id 4 3 ETU 751C Desktop Unit Front Panel 20 242020 ee en Renee pen 4 4 ETU 751C Desktop Unit Rear Panel ui nenn en 7 5 Line and Desktop Unit Functional Block Diagram ooconccnocanonconcnoncnncnoncnnnonnonnnnnnonnonnnonno nn nono ron cn cnn cra ncnnnnos 11 6 TypicalStructured Mode Application ken 14 7 Unstructured Mode Application aa 16 8 Loopback Operations iia BA os eae ee RA AIA ed Ot an ee ies 19 9 Installing the UTU 701 Line Unit nee ss a 23 10 UTU ETU Console Port and Maintenance Terminal Connector Pinouts 22u22u02s0ssesnesnennernnennernnennenn 25 11 Connecting a Maintenance Terminal to a Line Unit uuussusssersessnessnennennnennennonnnennonsennnnnnennnennensannnennn 26 12 Logon Password CTE O A a da 27 13 Console Screen Menu Barria ii diia 27 14 Console Screen Menu eu Cure cid id At 28 15 Items Console Screen Status B r ersehen Bean nn 30 16 Console Sereen Confie Meninas Mala 32 17 Config Terminal Settings Men 84er es ae Banks ergab 33 18 Confis Date and Time Me 22 A bene heliiekekeptere 34 19 Config Cha
88. ur Count Severely Errored Seconds SES 24 Hour Count Unavailable Seconds UAS 24 Hour Count CRC Errored Seconds Cumulative Bipolar Violation Seconds Cumulative Clear 24 Hour History The number of one second intervals in which at least one bipolar violation BPV or one CRC 4 error was detected at the G 703 input port during the last 24hours The number of one second intervals during which a Loss of Signal LOS an Alarm Indication Signal AIS ora Loss of Frame or CRC 4 Multiframe Alignment LFA occurred at the incoming port The number of seconds that G 703 input signals were unavailable during the last 24 hours After ten consecutive SESs the system is deemed unavailable and the current UAS counter begins counting from ten After ten consecutive non SESs the system returns to availability and the ten counts representing the non SESs are removed from the UAS counter The number of CRC 4 errors that were detected at the G 703 port since error counters were last cleared Turning CRC 4 mode on ENA and off DIS clears the CRC 4 error counter The number of seconds in which bipolar violations were detected at the G 703 port since error counters were last cleared The date and time that the 24 hour histories were last cleared are displayed here Enable this function by pressing L or ENTER to clear all 24 hour history counters including HDSL This action must be confirmed by pressing Y UTU 701 and ETU 751
89. ure connector BNC 750 In Out G 703 Connects E1 unbalanced 75 Q circuits to the enclosure connectors D9F HDSL line connector Connects the HDSL pair to the enclosure On Off switch Rocker switch that allows you to turn the externally applied AC power on or off Power cord receptacle Accepts female end of three prong power cord supplying 100 240 Vac at 50 60 Hz UTU 701 and ETU 751 List 1 August 9 2002 Overview 700 701 100 02 WoRLDDSL PRODUCT COMPATIBILITY The line and desktop units are compatible with the WorldDSL products listed in Table 6 Table 6 WorldDSL Product Compatibility Model Description Part Number Rate Selectable HDSL Units UTU 702C Rate selectable HDSL Line Unit Nx64k Serial Data Interface 150 1422 02C 128 to 2048 kbps HDSL Line Rate UTU 712C Rate selectable HDSL Line Unit Nx64k Serial Data Interface 150 1422 12C 128 to 768 kbps HDSL Line Rate UTU 722C Rate selectable HDSL Line Unit Nx64k Serial Data Interface 150 1422 22C 128 to 256 kbps HDSL Line Rate ETU 752C Rate selectable HDSL Desktop Unit Nx64k Serial Data Interface 150 1432 02C 128 to 2048 kbps HDSL Line Rate ETU 762C Rate selectable HDSL Desktop Unit Nx64k Serial Data Interface 150 1432 12C 128 to 768 kbps HDSL Line Rate ETU 772C Rate selectable HDSL Desktop Unit Nx64k Serial Data Interface 150 1432 22C 128 to 256 kbps HDSL Line Rate Shelves and Enclosures for UTU 701C EMS 830 List 1 Exchange offic
90. vailable Second A second during which a loop is down UAS ALARMS The UTU and ETU units generate alarms for problem conditions on the HDSL transmission facility and at the local application interface Alarms can be individually enabled or disabled as well as configured as a Major or Minor alarms See System Configuration on page 25 to configure alarms See Viewing Status on page 46 to view alarm conditions The HDSL transmission and application interface alarms are described in Table 11 on page 19 18 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Functional Description Table 11 HDSL Transmission and Application Interface Alarms Alarm Description HDSL Alarms HDSL alarms include Margin MAR Margin has fallen below threshold set for the HDSL interface Errored Seconds ES Errored seconds count has exceeded threshold set for the HDSL interface Loss of Sync Word Loss of sync word at the HDSL interface Remains active during restart but not a cold start LOSW G 703 Alarms G 703 alarms include Loss of Signal LOS Loss of signal at the G 703 input Loss of Frame Alignment Loss of frame alignment at the G 703 input LFA Receive Alarm Indication Alarm indication signal unframed all ones received at the G 703 input Signal AIS Remote Alarm Indication Remote alarm indication signal received at the G 703 input through A bit Signal RAI Loss of Clock LOC Applies to loss of external clock when E
91. ved but the time field is not preserved Set the time using the Config Date and Time display When the HDSL units are turned off and left off for a longer period of time more than 24 hours for example set both the date and time using the Config Date and Time display since neither value was preserved August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 System Configuration Configure Terminal Settings The console screens use line drawing characters to enclose menu selections and dialog boxes Because not all maintenance terminals and terminal emulation programs adhere consistently to the VT100 standard the HDSL card allows you to adjust the display for best results on a given terminal 1Type T at the Config drop down menu to display the Config Terminal Settings menu Figure 17 Main Monitor History Config Test Inventory Quit Help Terminal Settings UT100 Windows Terminal IBM PC AAAAAA Select the best line and press ENTER If using Windows Terminal select it and press ENTER ID PairGain 07 01 00 14 39 LTU NORMAL Figure 17 Config Terminal Settings Menu 2 Press the or I key to highlight the selection that matches the terminal configuration which should also be the selection most clearly displayed on the monitor The choices are e VT100 e Windows Terminal e IBM PC ASCII 3 Press ENTER to confirm the selection UTU 701 and ETU 751 List 1 August 9 2002 33 Sys
92. xchange office DTE at the original 256 kbps rate For more information see Rate Selectable Application Modes and Options on page 14 and G 704 Framing and Rate Selectable HDSL on page 17 2 August 9 2002 UTU 701 and ETU 751 List 1 700 701 100 02 Overview Network Side nal Customer Side Single Pair HDSL loop by Time Slots 1 through 4 Time Slots 0 and 16 384 kbps 4 Time Slots 256 kbps Customer DTE Figure I Leased Line Data Application on a Single pair G 703 Network HDSL TECHNOLOGY HDSL is the core technology for ADC s WorldDSL line of LTUs UTUs and ETUs Rate selectable HDSL enables these units to transmit and receive digital data at various rates over various distances on one twisted pair of copper wire Both outbound and inbound signals are delivered on the same pair of wires by using echo cancellation techniques The transmitted signal is canceled at the receiver by precisely predicting the amount of signal echo then subtracting it from the overall input signal ADC s market leading HDSL based products tolerate crosstalk and operate not only on continuous unobstructed pairs of wires but also on cables with mixed wire gauges and bridged taps TRANSMISSION RANGES Transmission ranges assume the presence of noise according to the ETSI model described in TS 101 135 The expected Bit Error Rate BER using this model is 1x107 The transmission ranges in such a noise environment at th

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