TSU LT User Manual (February 1999)
Contents
1. A 1 and A 2 NI PERF RPTS RESET PERF CNTRS SES LOSS OF SIGNAL ES AIS ALARM OUT OF FRAME CURR ERR ALM YELALARM CLEAR HISTORY CVs RED ALARM LOSS OF SIGNAL STATUS CODE VIOLATIONS AIS ALARM BIPOLAR VIOL OUT OF FRAME FRAME BIT ERRORS YELLOW ALARM PLL ALARM RED ALARM CODE VIOLATIONS ERR ALM HIST BIPOLAR VIOLATIONS FORMAT FRAME BIT ERRORS CODE PLL ALARM YEL ALRM XMIT PRM NETWORK NI CLOCK SOURCE BIT STUFFING POSITION SET LBO CONFIG CNTRL PORT MODEM INIT RX SENSITIVITY DATA RATE UNIT TRAPS RATE 56 64 ALARMS OUTPUT CHANNELS TEL NUM DTE TX CLOCK PORT START CHAN OF CHAN DATA CTS DCD DSR INBAND Figure A 1 TSU LT Menu Tree Status and Config TSU LT User Manual A 1 Appendix A TSU LT Menu Tree A 2 MAIN MENU TIME HH MM SS TIME DATE DATE MM DD YY SOFTWARE REV Displays current software revision UTIL REINIT UNIT ADDRESS SET PASSCODE FACT RESTORE Returns all configurations to factory settings NO LOOPBACK LOCAL LOOPBK LINE ON PAYLOAD ON NO LOOPBACK REMOTE LOOPBK V 24 INBAND PLB NETWORK TESTS ANSI FDL LLB NO PATTERN AT amp T INBAND LLB EST PATTERN 1 8 ALL 0505 ANSI FDL PBL 511 ACT 0805 AT amp T PBL ALL ZEROS TEST ALL ONES RUN SELF TEST CLR ERRS and error display INSERT 511 ERRORS Displays Results PORT TESTS DTE LOOPBK OFF DATA LOOP2. iata ei 5 7 DATTA RAR 5 7 ALARMS avis Ral bis vase ees GR 5 7 TRAPS Seale bela 5 7 OUTPUT EE Site bh ek dee eee Mie tn ses eek 5 7 sce 5 8 EE EEA 5 6 RATE 56 64 a 5 8 x TSU LT User Manual 61202060L2 1 Table of Contents CHANNELS catia a 5 8 DTE TX CEK Bite Ride Nea ces ee aes a See eR 5 9 START CHAN dale niin hoa oe 5 9 HOP CHAN e araa a lait ies Sebi 5 9 DASE AS 5 9 CIS da hd os coe abe Rea 5 10 ETA EETAS EA 5 10 DSR hs hentai pees sth eis Sh eae ies es teeth dee hehe 5 10 INBAND 5 10 Chapter 6 Utility 6 1 A ETE 6 1 6 2 Software sa e a este ee dete iste dei RO 6 2 6 3 Addre
3. eee Bo Sib ae ests Teas o LOE IR C 1 61202060L2 1 TSU LT User Manual xi Table of Contents Chan C 2 Chart detec ose hes be cece eek oles ene ocala ose C 3 Nx56K 64K DTE V 35 existences hati teen 4 A Index 1 xii TSU LT User Manual 61202060L2 1 List of Figures Figure 1 1 Figure 1 2 Figure 1 3 Figure 1 4 Figure 1 5 Figure 1 6 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 4 1 Figure 4 2 Figure 4 3 Figure 4 4 Figure 5 1 Figure 5 2 Figure 5 3 Figure 5 4 Figure 5 5 Figure 5 6 Figure 5 7 Figure 6 1 Figure 6 2 Figure 6 3 Figure 7 1 Figure 7 2 Figure 7 3 61202060L2 1 TSU LT Unit Front View ennemin aaa A aasa aeni 1 3 TSU ET R ar Panel oeeo i annae OR ees 1 4 TSU LT Interfaces 2 2 1 5 Network Loopback Testss 1 9 DTE Interface Loopback 1 10 Simple Bridge Application on 1 1 11 TSU LE Main a aiaa a ie 3 1 TSU LT Main Menu Seret enren niittien 3 2 Cursor Menu Item ccccccccssecsssecssesessesscceeecsssecseseaeceseecseeseeeenees 3 6 Submenu Pields bien Meet eed ee 3 6 Front Panel Layout
4. Item Displays Function 1 PWR LED ON when power is received by TSU LT 2 ERR LED ON when errored events have happened in the last second 3 ALM LED ON when an alarm condition exists 4 TEST LED ON when unit is in test mode 5 TD LED ON when DTE data is being received 6 RD LED ON when DTE data is being received 7 RS LED ON when request to send RTS active from 8 CS LED ON when TSU LT has clear to send CTS active toward DTE 9 LCD A 2X16 LCD window that displays menu items used in configuration and displays information useful in monitoring the unit Operation Keys 10 Up Down Keyboard arrows used to travel up down menu trees Arrows increase decrease numeric values and scroll through selec tions 11 Enter Used to choose paths and make selections 12 Cancel Used to exit selections or menu tree branches 3 8 TSU LT User Manual 61202060L2 1 Chapter 4 Status Menu STATUS The STATUS MENU branch provides the ability to view the status of the TSU LT operation See Figure 4 1 RESET PERF CNTRS SES ES NI PERF RPTS AV EF LOSS OF SIGNAL CVs AIS ALARM CURR ERR ALM OUT OF FRAME STATUS YELLOW ALARM CLEAR HISTORY RED ALARM LOSS OF SIGNAL CODE VIOLATIONS AIS ALARM BIPLOAR VIOL OUT OF FRAME FRAME BIT ERRORS YELLOW ALARM PLL ALARM ERR ALM HIST RED ALARM CODE VIOLATIONS BIPLOAR VIOLATIONS FRAME BIT ERRORS PLL ALARM Figu
5. 3 8 5 ea ee ieee Savant dt 4 1 Severely Errored Seconds 5 4 2 Loss of Signal Current Errors Alarms 4 3 Cle r History a dant deen 4 5 Configuration Men eo ni ra Ne 5 1 Network SubMenu ae a ea 5 2 Network Timed Clock 5 4 DTE Clock 2 a a Ae Skea 5 4 Internal Clock SOurce niio 5 5 Configuration Submenu 5 6 Inband Remote 5 11 Utility Mentse eae ea e ay a EE 6 1 Time Date Screen icccciccccccccssscessssssesscesesssececessecesesescesseceeessssessesessseeseess 6 2 Address SCOOT cn EE ease 6 3 Test MON cic Sa ae area ake hl eine ei eee een eins 7 1 Local Loopback Screenin aiui 7 2 Clear Errors Screen eera 7 4 TSU LT User Manual xiii List of Figures Figure 7 4 Figure 7 5 Figure 8 1 Figure 8 2 Figure 8 3 Figure 8 4 Figure 8 5 Figure 8 6 Figure A 1 Figure A 2 xiv Self Test Results SCreen ccccccccccsecssessecssessecsscesseeceseseseecesseeseeeeeeseenaes 7 5 Loopback Setting Screens oerna eirag i 7 6 Main Menu with TEST Selected 8 2
6. Move to the next editing posi tion or field Press Enter without making any changes at the cursor Press the up and down arrow keys End the editing process Press Cancel Software Rev Use the SOFTWARE REVISION submenu to access the display of the current software revision level This information is required when requesting assistance from ADTRAN Customer Service or when updates are needed 6 2 TSU LT User Manual 61202060L2 1 Chapter 6 Utility Menu Reinit Unit REINIT UNIT submenu is used to reinitialize the unit This menu item is not used to restore the factory default settings for all parameters Address ADDRESS is used to access the current UNIT ADDRESS setting Unit identification numbers must be between 000 and 256 See Figure 6 3 Figure 6 3 Address Screen Set Passcode Set Passcode allows a passcode to be added changed or deleted Fact Restore The FACTORY RESTORE submenu is used to restore the factory default setting for all unit parameters This restores all parameters to the factory settings 61202060L2 1 TSU LT User Manual 6 3 Chapter 6 Utility Menu 6 4 TSU LT User Manual 61202060L2 1 Chapter 7 Test Menu TEST The TEST MENU is used to initiate different types of tests of the unit and to view test results see Figure 7 1 Test results are displayed in the LCD window The menu contains three sub items NOTE Test execution
7. equipment operations or procedures that could affect the proper operation of your equipment If they do you will be given advance notice so as to give you an opportu nity to maintain uninterrupted service If you experience trouble with the TSU LT equipment please contact ADTRAN at 205 963 8000 for repair war ranty information The telephone company may ask you to disconnect the equipment from the network until the prob lem has been corrected or until you are sure the equipment is not malfunctioning This unit contains no user serviceable parts An FCC compliant telephone cord and modular plug is provided with this equipment This equipment is designed to be connected to the telephone network or premises wir ing using a compatible modular jack which is Part 68 com pliant See installation instructions for details The following information may be required when applying to your local telephone company for leased line facilities Service Type REN SOC FIC USOC 1 544 Mbps SF 6 0F 04DU9 BN RJ48C 1 544 Mbps SF and B8ZS 6 0F 04DU9 DN __ RJ48C 1 544 Mbps ESF 6 0F 04DU9 1KN RJ48C 1 544 Mbps ESF 6 0F 04DU9 1SN RJ48C FEDERAL COMMUNICATIONS COMMISSION RADIO FREQUENCY INTERFERENCE STATEMENT This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection agains
8. 888 4ADTRAN Repair and Return If ADTRAN Technical Support determines that a repair is needed Technical Support will coordinate with the Customer and Product Service CAPS depart ment to issue an RMA number For information regarding equipment currently in house or possible fees associated with repair contact CAPS directly at the fol lowing number CAPS Department 205 963 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Customer and Product Service 6767 Old Madison Pike Progress Center Building 6 Suite 690 Huntsville AL 35807 RMA
9. AUTO which activates the Inband Channel only when commands are sent from T Watch to the remote unit TSU LT B in Figure 5 7 If no T Watch activity is detected for 10 minutes the Inband Channel is deactivated H TSU A CHAIN IN TSU B Figure 5 7 Inband Remote Configuration TSU LT User Manual 5 11 Chapter 5 Configuration Menu 5 12 TSU LT User Manual 61202060L2 1 Chapter 6 Utility Menu UTIL The UTILITY MENU is used to view and to set system parameters See Figure 6 1 This includes setting the time and date and resetting all parameters to factory values or to re initialize the unit This menu is also used to view the unit s software revision and the unit ID setting TIME HH MM SS DATE MM DD YY 1 TIME DATE 2 SOFTWARE REV Displays current software revision UTIL 3 REINIT UNIT 4 ADDRESS 5 SET PASSCODE Returns all configurations to factory 6 FACT RESTORE settings Figure 6 1 Utility Menu 61202060L2 1 TSU LT User Manual 6 1 Chapter 6 Utility Menu Time Date is used to view to edit the current time and date The time and date are maintained during power off conditions see Figure 6 2 To Figure 6 2 Time Date Screen Table 6 1 Editing the Time Date Do this Record the entry and move to the next editing position Press Enter after any numeric change
10. on REMOTE LOOPBK Press Enter to select Use the Up and Down arrows to set PAYLOAD in the data field Must use V 54 Inband PLB for Fractional 1 on Public Networks 4 Press Enter to activate a Remote Payload Loop back Results This initiates the transmission of a loopup code toward the far end TSU LT User Manual 61202060L2 1 Chapter 8 Example Operations When completed do the following Step Action 1 Use the Up and Down arrows or the number 3 to select TEST PATTERN 2 Press Enter to activate the TEST PATTERN sub menu 3 Use the Up and Down arrows to select 511 ACT DSOs 4 Press Enter to activate the selection Results The TSU LT always checks for 511 errors The results of this check are shown under submenu item 4 see Figure 8 6 Figure 8 6 Clear Errors Screen When through viewing the results do the following Step Action 1 Press Cancel to return to submenu item TEST PATTERN 2 Select NO PATTERN to terminate the test and the 511 pattern generation Result The far end remains in loopback until the network REMOTE LOOPBK is set to NO LOOPBACK under submenu item REMOTE LOOPBK 61202060L2 1 TSU LT User Manual 8 5 Chapter 8 Example Operations 8 6 TSU LT User Manual 61202060L2 1 Appendix A TSU LT Menu Tree MAIN MENU 61202060L1 1 The complete menu tree for the TSU LT is shown in Figures
11. only one bit set All Zeros Generates all zeros pattern in every channel All Ones Generates all ones pattern in every channel Bridge Router Application A bridge or router can be interfaced to the network by using the V 35 DTE interface The bandwidth used is programmable at Nx56 or Nx64 data rates for T1 or FT1 service The bandwidth can be selected as contiguous or alternate Figure 1 6 shows a simple bridge application Bridge Router NX56 64 TSU TSU NX56 64 Bridge Router Public T1 Figure 1 6 Simple Bridge Application on a T1 or FT1 Circuit 1202060L2 1 TSU LT User Manual 1 11 TSU LT User Manual Chapter 1 Introduction 1202060L2 1 Chapter 2 Installation INSPECTING FOR DAMAGES Carefully inspect the TSU LT for any shipping damage If damage is suspected file a claim immediately with the carrier and then contact ADTRAN Customer Service If possible keep the original shipping container for use in shipping the TSU LT back for repair or for verification of damage during shipment Items Shipped by ADTRAN The following items are included in the ADTRAN shipment e TSULT unit e Line interface cable an 8 position modular to 8 position modular e TSU LT User Manual e Loopback plug Items Provided by Customer DTE cable s e Cable for supervisory port if used 61202060L1 1 TSU LT User Manual 2 1 Chapter 2 Installation Power Connection Each TSU LT uni
12. sensitivity setting The factory default is NORMAL which is adequate for most applications The extended setting should be used only in applications where the NORMAL setting will not suffice TSU LT User Manual 5 5 Chapter 5 Configuration Menu Unit The UNIT SUBMENU is used to change control port and alarm options Follow standard operating procedure to access the UNIT MENU items See Figure 5 6 Figure 5 6 Configuration Submenu CNTRL PORT Used to set the unit up as the master or slave on a chain of units and to initialize modem and the control port data rate POSITION of TSU LT Determines if this TSU LT is at the head of a chain of units directly connected to the modem or PC The head of the chain is referred to as the master unit Units down the chain are referred to as slaves or a slave unit The setting of the Position Selection is necessary only when using a modem in which case the head unit should be MASTER For all other cases select SLAVE The master is in charge of control of the modem Choices MASTER SLAVE 5 6 TSU LT User Manual 61202060L2 1 MODEM INIT DATA RATE ALARMS TRAPS OUTPUT 61202060L2 1 Chapter 5 Configuration Menu The TSU LT is capable of initializing a modem This menu selection is used to perform this initialization and should be selected only when the TSU LT is serving as the MASTER unit Prior to modem initialization it should be physically connected to th
13. set the TSU LT operational configuration including all of the network interface parameters and the allocation of the DS0s and the port parameters See Figure 5 1 1 FORMAT 2 CODE 3 YEL ALRM 4 XMIT PRM 5 CLOCK SOURCE 6 BIT STUFFING 7 SET LBO 8 RX SENSITIVITY 1 POSITION 1 NETWORK NI 2 MODEM INIT 1 CNTRL PORT 3 DATA RATE 2 UNIT 2 ALARMS 1 TRAPS 2 CONFIG 2 OUTPUT 3 TEL NUM 1 RATE 56 64 2 CHANNELS 3 DTE TX CLK 4 START CHAN 5 OF CHAN 6 DATA 7 CTS 8 DCD 9 DSR 10 INBAND 3 PORT Figure 5 1 Configuration Menu 61202060L2 1 TSU LT User Manual 5 1 Chapter 5 Configuration Menu Network NI This menu is used to access the configuration of parameters associated with the network interface in the TSU LT There are eight submenu items that include setting the format the line build out LBO and the clock source See Figure 5 2 Figure 5 2 Network Submenu The fields and parameters available are FORMAT Sets the frame format for the NI Choices D4 ESF AUTO NOTE D4 is equivalent to Superframe Format SF CODE Sets the line code for the NI Choices AMI B8ZS YEL ALRM Enables and disables the transmitting of yellow alarms Choices ENA enable DISA disable 5 2 TSU LT User Manual 61202060L2 1 Chapter 5 Configuration Menu XMIT ALRM Enables and disables the transmitting of performance report messag
14. will disrupt some of the normal operation See in dividual menu items concerning tests before executing NO LOOPBACK 1 LOCAL LOOPBK LINE ON NO LOOPBACK PAYLOAD ON 54 INBAND PLB 2 REMOTE LOOPBK ANSI FDL LLB NETWORK TESTS AT amp T INBAND LLB 3 TEST PATTERN NO PATTERN ANSI FDL PLB 1 8 ALL DSOs AT amp T PLB TEST 511 0505 ALL ZEROS ALL ONES 4 CLR ERRS and error display 5 INSERT 511 ERRRORS RUN SELFTEST Displays results PORT TESTS 1 DTE LOOPBK OFF 2 DATA LOOPBK OFF Figure 7 1 Test Menu 61202060L2 1 TSU LT User Manual 7 1 Chapter 7 Test Menu Network Tests LOCAL LOOPBC 7 2 Network tests are used to control the activation of loopbacks and the initiation of data test patterns The network tests are run on the network interface NI Three different test configurations can be selected to determine the type of loopback and the pattern to run Test results are displayed in the LCD window See Figure 7 2 Figure 7 2 Local Loopback Screen K There are three available choices for setting the local loopback No Loopback Deactivates the loopback Line On Activates the line loopback Payload On Activates the payload loopback TSU LT User Manual 61202060L2 1 Chapter 7 Test Menu REMOTE LOOPBCK Activates the same loopbacks as the LOCAL but at the far end This uses either the inband loopup code as specified by AT amp T 62411 for line loopback ATT In Band
15. 3 passcode on utility menu 6 3 pattern generation TSU LT 1 11 payload loopback 1 9 PC management 1 7 pin assignments chain in C 2 chain out C 3 control in C 2 Nx56 64K DTE C 4 pin assignments network C 1 PLL alarm 4 4 port tests DTE loopback activation 7 6 PORT config menu 3 3 port config menu 5 8 POSITION of TSU LT 5 6 power connection TSU LT 2 2 power up self test 2 2 power up 2 2 primary V 35 pin assignments C 4 Product Matrix iii Product Matrix Y2K information iii 61202060L2 1 TSU LT User Manual Index R rate 56 64 config menu 5 8 red alarm 4 4 REINIT UNIT util menu 3 4 reinit unit utility menu 6 3 REMOTE LOOPBK test menu 7 2 Repair and Return information v repair and return information viii RJ 48 C 3 RJ 48C C 1 run self test test menu 7 4 run self test test menu test run self test 3 4 RX sensitivity config menu 5 5 S Safety Instructions vii select a menu item how to 3 5 self test power up 2 2 self test 1 8 self test test menu 7 4 SES 4 2 set LBO config menu 5 5 SET PASSCODE util menu 3 4 setting the data field how to 3 7 shipping contents 2 1 software management 1 7 Software Management front panel 1 7 SOFTWARE REV util menu 3 4 software rev utility menu 6 2 start chan config menu 5 9 Status menu 4 1 submenu item how to select 3 6 T T1 overview 1 1 service offerings 1 1 tel num for alarm traps 5 8 test Index 3 Index far end loopbacked
16. 5551212 This pause could be necessary to access an outside line such as a PBX When editing a specific character the arrows are used to scroll from 0 to 9 then colon and semicolon The new telephone number is entered into the TSU LT only upon pressing Enter after typing the semicolon Choices 20 digits 0 9 and The typed digits are accepted only after pressing Enter The menu item PORT is used to select and then to configure the parameters associated with the V 35 This sets the base rate of the interface The actual data rate depends on the number of 0505 assigned to the Nx port The DTE data rate vs the number of 0505 appears in the appendix DTE Data Rate Chart Choices 56K 64K This sets the unit to use ALTERNATE or CONTIGUOUS channels in the T1 data stream If more than 12 channels are used then CONTIGUOUS must be used If not then ALTERNATE channels may be used to meet pulse density requirements only necessary for Nx 64 without B8ZS If other than a private TSU LT User Manual 61202060L2 1 DTE TX CLK START CHAN OF CHAN DATA 61202060L2 1 Chapter 5 Configuration Menu network the carrier must be notified of this choice Choices ALT alternate CONT contiguous Controls the clock used by the TSU LT to accept the transmit TX data from the DTE Most applications will allow for this to be set to INTERNAL If the interface cable is long causing a phase shift in the data the clock ca
17. 8 1 test pattern screen menu options 8 4 test pattern test menu 7 3 TEST menu 3 4 test network tests 3 4 test TSU LT 1 8 testing power up 2 2 testing operations 8 1 tests examples 8 1 TIME DATE util menu 3 3 time date util menu 6 2 timing DTE 5 4 timing internal 5 5 timing network 5 4 traps config alarm conditions 5 7 TSU LT overview 1 2 TSU LT clock sources 5 3 TSU LT Features 1 5 TSU LT pattern generation 1 11 TSU LT testing 1 8 TSU LT main menu 3 1 TSU LT network interfaces 1 6 TSU LT packing list 2 1 T Watch Pro 1 7 T Watch Pro software management Index 4 TSU LT User Manual 1 7 U UNIT config menu 3 3 unit config submenu 5 6 Util menu description 6 1 UTIL menu 3 3 Utility Menu menu tree 6 1 35 4 Viewing display only data fields 3 7 Warranty and Customer Service viii X XMIT ALRM config menu 5 3 Y Y2K Compliance iii Y2K Project Line iii Y2K Faxback Document Line iii YEL ALRM config menu 5 2 yellow alarm 4 4 61202060L2 1 Product Support Information Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engineering or ADTRAN Sales Applications Engineering 800 615 1176 Sales 800 827 0807 Post Sale Support Please contact your local distributor first If your local distributor cannot help please contact ADTRAN Technical Support and have the unit serial number available Technical Support
18. ADRAN TSU LT User Manual Part Number 1202060L2 1 Document Number 1202060L2 1 February 1999 ADRAN 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 Phone 205 963 8000 1999 ADTRAN Inc All rights reserved Printed in USA ADTRAN Year 2000 Y2K Readiness Disclosure ADTRAN has established a Year 2000 program to ensure that our products will correctly function in the new millennium ADTRAN warrants that all products meet Y2K specifications regardless of model or revision Information about ADTRAN s Y2K compliance program is available at the fol lowing locations ADTRAN Web Site Product Matrix Faxback Document Line Y2K Project Line E mail www adtran com www adtran com y2kfax html 256 963 8200 Y2K plans and product certifications are listed in the matrix 256 963 2200 year2000 adtran com FCC regulations require that the following information be pro vided to the customer in this manual This equipment complies with Part 68 of the FCC rules The required label is attached to the bottom of the chassis If your TSU LT causes harm to the telephone network the telephone company may discontinue your service tempo rarily If possible they will notify you advance If advance notice is not practical you will be notified as soon as possible You will be advised of your right to file a com plaint with the FCC Your telephone company may make changes in its facili ties
19. Appendix C Pinouts Control In Chain In Use this as an EIA 232 port for connection to a computer or modem chain in or another TSU chain out See Table C 2 for the pin assignment for this connector Connector Type RJ 48 Product Number AMP 555164 2 Table C 2 Control In Chain In Pin Assignments Pin Name Description 1 GND Ground connected to unit chassis 2 UNUSED 3 RXDATA Data received by the TSU 4 UNUSED 5 TXDATA Data transmitted by the TSU 6 UNUSED 7 RI Ring indicate from modem 8 UNUSED C 2 TSU LT User Manual 61202060L2 1 Chain Out Appendix C Pinouts Use this to connect to another TSU ACE chain in connector The pinout for this connector is shown in Table C 3 Connector Type Product Number RJ 48 AMP 555164 2 Table C 3 Chain Out Pin Assignments Pin Name Description 1 GND Ground connected to unit chassis Connect to GND of next unit pin 1 2 UNUSED 3 TXDATA Data transmitted to chained units by the TSU Connect to RX DATA of the next unit chain in pin 3 UNUSED RXDATA Data received from chained units by the TSU Connect to TX DATA of the next unit chain in pin 3 6 7 8 UNUSED 61202060L2 1 TSU LT User Manual C 3 Nx56K 64K DTE V 35 Appendix C Pinouts The pinout for this connector is shown in Table C 4 Connector Type V 35 Product Number 92 4883 3 1 Table C 4 Pr
20. BK OFF Figure A 2 TSU LT Menu Tree Util and Test TSU LT User Manual 61202060L1 1 Appendix B DTE Data Rate Chart The DTE data rate chart is shown in Table B 1 Table B 1 DTE Data Rate vs DSOs OF 0505 N DTE RATE 56K DTE RATE 64K N 1 56K 64K N 2 112K 128K N 3 168K 192K N 4 224K 256K N 5 280K 320K N 6 336K 384K N 7 392K 448K N 8 448K 512K N 9 504K 576K N 10 560K 640K N 11 616K 704K N 12 672K 768K N 13 728K 832K N 14 784K 896K N 15 840K 960K N 16 896K 1024K N 17 952K 1088K N 18 1008K 1152K N 19 1064K 1216K N 20 1120K 1280K N 21 1176K 1344K N 22 1232K 1408K N 23 1288K 1472K N 24 1344K 1536K 61202060L2 1 TSU LT User Manual B 1 Appendix B DTE Data Rate Chart B 2 TSU LT User Manual 61202060L2 1 Appendix C Pinouts WIRING Network On the rear panel the TSU LT has an eight position modular jack labeled NETWORK This connector is used for connecting to the network See Table C 1 for the network connector pin assignments Connector Type USOC RJ 48C Product Number AMP 555164 2 Table C 1 Network Pin Assignments Pin Name Description R1 RXDATA RING Receive data from the network T1 UNUSED R TXDATA RING Send data towards the network T TDXDATA TIP UNUSED oO A Oj N N 61202060L2 1 TSU LT User Manual C 1
21. CAPS Department 61202060L2 1 TSU LT User Manual chain port output 1 7 chain in pin assignments C 2 chain out pin assignments C 3 channels config menu 5 8 clear to send CTS 5 10 clock source config menu 5 3 clock sources 5 3 clock sources network DTE inter nal 5 3 CLR ERRORS test menu 7 4 CNTRL PORT config menu 5 6 code 5 2 code violations 4 4 Compliance Y2K iii CONFIG menu 3 3 Config menu 5 1 Configuration 5 1 Configuration Menu menu tree 5 1 contents of package 2 1 control port input 1 6 control in pin assignments C 2 CTS clear to send 5 10 CURR ERR ALM status menu 3 3 43 current error alarm menu 4 3 Customer Service viii CVs 4 2 D data field 3 5 data loopback 1 9 data rate config menu 5 7 Index 1 Index data set ready 5 10 DATA config menu 5 9 DCD data carrier detect 5 10 description TSU LT 1 2 display field menu field 3 5 display only data fields about 3 7 DSR 5 10 DTE interface loopbacks 1 10 DTE loopback 1 10 DTE timing config menu 5 4 DTE TX CLK config menu 5 9 E Editing the Time Date on utility menu how to 6 2 EIA 232 C 2 E mail iii ERR ALM HIST status menu 3 3 ERR ALM Hist Submenu of Status 4 5 Error Alarm History menus 4 5 ES 4 2 exiting menus how to 3 7 F FACT RESTORE util menu 3 4 factory restore restoring factory de fault settings 6 3 far end looped back test 8 1 Faxback Document Line Y2K iii Features TSU LT 1 5 FORMAT conf
22. LLB or the FDL as specified in ANSI T1 403 for payload and line loopback codes An FDL formerly TABS maintenance message corresponding to AT amp T TR54016 can be used for payload loopback as well No Loopback Deactivates the loopback V 54 Inband PLB Indicates inband transmission of V 54 loopup pattern in channels occupied by DTE data only This choice should be used for public fractional network AT amp T Inband LLB Activates the line loopback using inband code AT amp T Inband LLB Activates the line loopback using inband code ANSI FDL LLB Initiates the transmission of an FDL line loop up code toward the far end AT amp T PLB Indicates the transmission of the PLB maintenance on the FDL Only V 54 loopbacks can be used with fractional T1 since the full NOTE T1 stream including the FDL is not transported to the far end un less it is a private network 61202060L2 1 TSU LT User Manual 7 3 Chapter 7 Test Menu TEST PATTERN CLR ERRORS 7 4 Sets the pattern for the test and initiates the transmission of the pattern There are four patterns available The test is terminated by selecting NO PATTERN 1 8 ALL DSOs Generates a 1 in 8 pattern in all 0505 511 Active DSOs Generates a 511 test pattern and inserts the pattern into currently active channels All Zeros Generates an all zero s pattern in every channel All Ones Generates an all one s pattern in every channel CLR ERRORS has two function
23. Loopbacks 1 10 Chapter 1 Introduction The Nx56K 64K serial interface offers loopback See Figure 1 5 on page 1 10 DTE Loopback Loops all data from the DTE back towards the DTE This loopback may be initiated by the DTE asserting the local loop back LL input on the connector or by using the front panel or T Watch commands The DTE or the external test equip ment must provide a test pattern to check the DTE interface DTE oopback TSU 1 Network Interface NI _ gt aan Nx56 64 0 Interface 1 1 Nx56 64 to network control circuit 1 1 1 1 1 1 Sep ere Figure 1 5 DTE Interface Loopback TSU LT User Manual 1202060L2 1 Chapter 1 Introduction Pattern Generation The TSU LT offers four available test patterns 511 1 8 All Ones and All Zeros 511 The 511 pattern is generated and checked by the Nx56K 64K serial interface It only appears in the 0505 assigned to the Nx56K 64K port When used in conjunction with the payload loopback at the far end an end to end integrity check can be made on the DTE ports 1 8 The 1 8 is a stress pattern which places the max imum number of 0s in the transmitted data This is always done over all 0505 This pattern is used in conjunction with external test equipment to determine if the T1 line is per forming acceptably under a stress condition Each channel of the T1 has
24. Test Menu with NETWORK TESTS 8 2 Local Loopback Test 8 3 Remote Loopback Test 8 3 Test Pattem Screen inire ili avec 8 4 Cleat Errors Screensaver Sie oes ec ee eee es 8 5 TSU LT Menu Tree Status and Config cece eerie A 1 TSU LT Menu Tree Util and A 2 TSU LT User Manual 61202060L2 1 List of Tables Table 5 1 Normal Mode Operation Table 6 1 Editing the Time Date Table B 1 DTE Data Rate vs 0505 Table C 1 Network Pin Assignments Table C 3 Chain Out Pin Assignments Table C 4 Primary V 35 Pin Assignment Table C 2 Control In Chain In Pin Assignment 61202060L2 1 TSU LT User Manual XV List of Tables xvi TSU LT User Manual 61202060L2 1 Chapter 1 Introduction T1 FT1 OVERVIEW T1 digital communication links have been used by the telephone companies telcos for voice transmission since the early sixties The D4 channel bank is an example of a T1 digital carrier system that was introduced in the mid seventies and is still widely used by the telcos Communication demands of businesses continued to grow to the point that the telcos began offering T1 service directly to the public D4 channel banks began to be us
25. dard background network performance monitoring as required by ANSI T1 403 and AT amp T 54016 for which the results are stored A number of different loopbacks can be invoked locally from the front panel by T Watch commands or remotely by using special inband codes These include AT amp T D4 network loop up loop down codes and V 54 loop up loop down codes for the Nx56K 64K serial interface Additionally the loopbacks can be remotely controlled by out of band commands via the T1 ESF facility data link FDL or from T Watch via modem TSU LT User Manual 1202060L2 1 Chapter 1 Introduction connection Network and DTE interface loopbacks are discussed in this section Network Loopbacks There are three types of network loopbacks See Figure 1 4 Line Loopback Loops all of the received data back toward the network The transmitted data is the identical line code that was received including any bipolar violations or framing errors Payload Loopback Similar to line loopback except that the framing is extracted from the received data and then regenerated for the transmit ted data Data Loopback Loops back all active 0505 and inserts idle code into unoccu pied 0505 7 TSU S NI CSU V 35 lt lt lt 051 Interface Data Loopback gt Payload Loopback Line Loopback a A Figure 1 4 Network Loopback Tests TSU LT User Manual 1 9 1202060L2 1 DTE Interface
26. e Figure 8 2 61202060L2 1 TSU LT User Manual 8 1 Chapter 8 Example Operations Figure 8 1 Main Menu with TEST Selected Figure 8 2 Test Menu with NETWORK TESTS Selected Step Action Use the Up and Down arrows to place the cursor on NETWORK TESTS Press Enter to select Press Enter again to enter the NETWORK TEST menu Result Beginning display of the submenu items Each menu item can be selected with the Up and Down arrows TSU LT User Manual 61202060L2 1 61202060L2 1 Chapter 8 Example Operations The LOCAL LOOPBACK TEST MENU is shown in Figure 8 3 Figure 8 3 Local Loopback Test Menu The menu offers the following options e Line On e Payload On e No Loopback The menu options for the REMOTE LOOPBACK TEST MENU are shown in Figure 8 4 on page 8 3 Figure 8 4 Remote Loopback Test Menu The menu options for the REMOTE LOOPBACK are e No Loopback e 54 Inband PLB e ANSI FDL LLB e AT amp T Inband LLB e ANSI FDL PLB e AT amp T FDL PLB TSU LT User Manual 8 3 Chapter 8 Example Operations 8 4 The Test Pattern screen is shown in Figure 8 5 Figure 8 5 Test Pattern Screen The menu options available for the TEST PATTERN SCREEN are e No Pattern e 1 8 all DSOs e 511 Active 0505 e All Zeros e All Ones Step Action 1 Use the Up and Down arrows to place the cursor
27. e TSU LT and the power turned on At this point an industry standard AT command string is used to initialize the modem The string is also used following future power up sequences Choices ENA DISA Selects the data rate for the control port This should be consistent with all units on a chain and with the modem and or PC Proxy Agent serial port Choices 1200 2400 9600 Used to initialize the method by which the control port handles alarm conditions Determines if alarm conditions should automatically send alarm messages traps to the controlling PC Proxy Agent The setting is for this unit or for slaves if this unit is a master Choices ENA DISA For applications where the AUTO INBAND SELECTION is not acceptable Traps should only be enabled with the Inband selection set to On or Off Selects whether the alarm traps if enabled are sent directly or if the telephone number stored in the TSU LT should be dialed first industry standard AT dial command sent to modem Choices DIRECT DIAL TSU LT User Manual 5 7 Chapter 5 Configuration Menu TEL NUM NOTE Port RATE 56 64 CHANNELS 5 8 This is the telephone number which is dialed to obtain alarm traps The string can be up to 20 characters in length and is terminated with a semicolon as the last character A colon character is used to represent a pause in the dial string For example for number 9 5551212 dial 9 pause momentarily and then dial
28. ed for T1 in corporate network topographies for voice The technological advances in computer development also created a demand for T1 data communication which now is a large part of the T1 traffic T1 Service Offerings T1 is a digital service that is delivered to the user over two pairs of wires from the service provider The signal operates at 1 544 mega bits per second Mbps and is usually extended by repeaters that are installed about every mile after the first 6000 feet The T1 signal is divided into 24 time slots or digital signal level zeros 0505 which operate at 64 kilo bits per seconds kbps Each time slot is occupied by digitized voice or by data 1202060L2 1 TSU LT User Manual 1 1 Chapter 1 Introduction The T1 signal originally used a type of framing known as D4 Superframe which identifies how the T1 is multiplexed Extended Superframe ESF is an enhancement of that framing format ESF provides a non disruptive means of full time monitoring on the digital facility It was originally used by the service provider to monitor the performance of their service offering Since the introduction of ESF equipment that is installed in private networks can also provide the same performance information to the user Fractional T1 Fractional T1 FT1 allows the buyer to purchase less than a full T1 circuit between two points Most carriers offer fractional T1 in increments of 56 or 64 kbps Connection is made to the same network
29. elements The network allows multiple users to share the same interoffice T1 bandwidth FT1 remains almost exclusively an inter exchange carrier IXC service Local exchange carriers LECs typically do not offer FT1 so the user s proximity to the IXC s point of presence POP is key in the savings that fractional T1 offers FT1 local access is available in two forms e 56 kbps In 56 kbps the required number of digital data service DDS lines is extended from the IXC POP and the bandwidth is combined at the office on an outbound T1 circuit The user pays for the individual 56K lines and the amount of the interoffice T1 utilized e Full T1 line In T1 access the user pays for a full T1 to the IXC POP and then only for the bandwidth utilized 1 2 TSU LT User Manual 1202060L2 1 Chapter 1 Introduction TSU LT Overview This section provides a functional description of the TSU LT describes its features and illustrates its four interfaces Functional Description The ADTRAN TSU LT is one of several T1 multiplexers that offer complete flexibility for connection of various data sources to T1 or FT1 facilities This family of TSU multiplexers includes the following e TSU and TSU LT T1 CSU DSUs with a single Nx56K 64K serial port TSU 100 Same as the TSU with the added feature of a slot in the rear panel to house an option module Each module offers up to four additional data ports TSU 600 Same as the TSU with
30. enu items and data fields All menu operations and data are displayed in the LCD window The menu items are numbered and can be viewed by using the Up and Down arrows 1 NI PERF REPORTS 1 STATUS 2 CURR ERR ALM 3 ERR ALM HIST 1 NETWORK NI MAIN MENU 2 CONFIG 2 UNIT 3 PORT 1 TIME DAY 3 UTIL 2 SOFTWARE REV 3 REINIT UNIT 1 NETWORK 4 ADDRESS TESTS 4 TEST 2 RUNSELFTEST 5 SET PASSCODE 3 PORT TESTS 6 FACT RESTORE Figure 3 1 TSU LT Main Menus 61202060L2 1 TSU LT User Manual 3 1 Chapter 3 Operation Menu flow is normally depicted from left to right Arrows on the lower right of the screen indicate the direction of additional menu items At every level of the menu pressing Cancel returns the system to the previous menu level Pressing Cancel repeatedly returns the system to the main menu The opening menu is the access point to all other operations There are four main menu items 1 STATUS 2 CONFIGURE 3 UTILITY 4 TEST Each Main Menu item has several functions and submenus to identify and access specific parameters Each main item menu contains a complete menu diagram to identify the location of each operation Menu Structure 3 2 NOTE The TSU LT uses hierarchical menus to access its many features The main menu level Figure 3 2 leads to submenus see Figure 3 1 on page 3 1 All menu operations are displayed in the LCD window The complete TSU LT menu diagram is s
31. erations 3 5 Front daveb ck okies a tee WG eiai 3 8 Chapter 4 Status Menu ccccsssssssecsscesssecscsssssssccsessssecesesssseceecssssesseeesseseeeseeens 4 1 STATUS 4 1 ten teat ied 4 2 GURRIERRY ALM a iT 4 3 Alarms and Errors vee acevo a 4 4 ERR ALM Histara eee 4 5 Chapter 5 Configuration Menu essssesseeseessssssseeseesssssosceseeseossoseeseessessoseessessesse 5 1 hee NAA EE OAA AATE 5 1 Network NI cette eee TEAR Te 5 2 FORMAT E RETE desea das boas E 5 2 CODE 5 2 NORD APRM 5 2 iea aeta 5 3 CLOCK SOURGE aoaaa aa aa aa aeeai 5 3 BIT STUBFING ehh He BEA eerie Sete SH eis 5 5 SET LBO ee i E ea spe vse ates 5 5 RX SENSITIVITY hedonic 5 5 UP 5 6 eit 5 6 POSITION of TSU LE sagen lace ved 5 6 MODEM INID
32. ermine the transmission timing This is typically used in applications such as limited distance line drivers where it is necessary to have the DTE as the primary clock source See Figure 5 4 OSC a MT oe eee DSU Network i 1 Receive Interface A See es 1 1 1 i NX56K 64K DTE acer DTE Figure 5 4 DTE Clock Source 5 4 TSU LT User Manual 61202060L2 1 BIT STUFFING SET LBO RX SENSITIVITY 61202060L2 1 Chapter 5 Configuration Menu Internal Timing The TSU LT is the source of timing The TSU LT is configured to use its own internal oscillator as the source of timing Applications include private line driver circuits where one end is set to network and the other to internal See Figure 5 5 OSC 050 Network Tl Receive p Interface Figure 5 5 Internal Clock Source When enabled Bit Stuffing causes the TSU LT to monitor for ones 1s density violations and insert a one 1 when needed to maintain ones at 12 5 percent This option should be disabled if B8ZS is enabled if Nx56 is selected or if alternate channels are being used All of these other options already ensure pulse density requirements Choices ENA DISA Selects the line build out for the network interface In AUTO mode the TSU LT will set the LBO based on the strength of the receive signal Choices 0dB AUTO 22 5dB 7 5dB 15dB Selects the desired receiver
33. es PRM data on the facility data link FDL The PRM data continues to be collected even if XMIT PRM is disabled possible only with ESF Format Choices ENA DISA CLOCK SOURCE Selects the clock source for transmission toward the network from the NI Choices NETWORK DTE INTERNAL TSU LT Clock Sources The TSU LT is operable from various clock sources permitting it to perform properly in many different applications The network interface clocking options are set by using the Network Configuration menu options Three clock source options are available e Network timing e DTE timing e Internal timing The clocking option selected always designates the clock NOTE source for transmission Clocking necessary for receiving data is always recovered from incoming data 61202060L2 1 TSU LT User Manual 5 3 Chapter 5 Configuration Menu Network Timing The network is the source of timing The received data clocking is looped back to the network where it is used to determine the transmission timing This option is also referred to as looped timed as the transmission clock is derived from the received clock See Figure 5 3 lt OSC lt M a DSU Network Receive Interface 282504 EF y NX56K 64K DTE CLOCK DTE Figure 5 3 Network Timed Clock Source DTE Timing The DTE is the source of timing The TSU LT uses the incoming DTE clock to det
34. eseees 2 1 Inspecting fOr Damages nsina r ria ep apa e REALE TSE ao a 2 1 Items Shipped by ADTRAN sisiionrssaninnnuni sinir 2 1 cess 2 1 Power Connection seiersen 2 2 Power Up Testing and Initialization 2 2 Seli test iciileishs lees wee a Sie id eisai adisin cee Bebe 2 2 Chapter 3 Operation scccccssesssccssecsssscesescesssecesessssesscessssesscesesesseseseseseeseeeeeseess 3 1 Operatio D aA 3 1 General Menu amp 3 1 612020601 2 1 TSU LT User Manual ix Table of Contents Ment Structure ssi ara Hates 3 2 Four Opening Menu Functions cccccccccceseseesseeeecseneeeseeseeesesenseeseeeeees 3 3 STATUS a it a E EA AE inate 3 3 3 3 eed eds the EE dete tah eis He Re Bae AAE sacred he Sa 3 3 TEST lessee ae 3 4 Ment Features eee ae 3 5 Data Field penance esis 3 5 Display Field 3 5 3 5 Example Menu Op
35. f 5 0 vi IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment please follow these W ARNING basic safety precautions to reduce the risk of fire electrical shock or personal injury Do not use this product near water such as near a bath tub wash bowl kitchen sink laundry tub in a wet base ment or near a swimming pool Avoid using a telephone other than a cordless type dur ing an electrical storm There is a remote risk of shock from lightning Do not use the telephone to report a gas leak in the vicin ity of the leak Use only the power cord power supply and or batteries indicated in the manual Do not dispose of batteries in a fire They may explode Check with local codes for spe cial disposal instructions SAVE THESE INSTRUCTIONS vii Warranty and Customer Service ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specifications or if it fails while in service For detailed warranty repair and return information see the ADTRAN Equipment Warranty and Repair and Return Policy Procedure Return Material Authorization RMA is required prior to returning equipment to ADTRAN For Service RMA requests or more information contact one of the numbers found at the inside back page of this manual viii Table of Contents Chapter 1 Introduction csssssccsscsssssrscessesscecesessssessccssssesseesese
36. f the Nx56 64 serial interface include Control Port Input Data rates N 56K or N 64K where N 1 to 24 0505 Inverted data inverted high level data link control HDLC A V 35 interface Standard V 35 connectors Test loopbacks with 511 pattern generation and check Extensive self testing Features of the control port input include EJA 232 input from a personal computer or a mo dem for control of the TSU LT Chain input from another TSU LT Up to 9600 baud operation Input for PC proxy agent control or for a chained connec tion TSU LT User Manual 1202060L2 1 Chapter 1 Introduction Chain Port Output Features of the chain port output include e EIA 232 output to chain control to other TSU LTs e Up to 9600 baud operation e Automatic setup no user input required Software Management Front Panel The front panel provides complete and easy control of all items that can be configured through menu guided options The front panel LCD also displays the status of operation and performance reports for the unit A complete discussion of the operation of the front panel is found in Chapter 3 Operation on page 3 1 The menu options are found in Chapters 4 through 7 T Watch Pro Management Software Program T Watch Pro is the ADTRAN management software program that allows the user to control the TSU LT from a PC It provides complete control over the configuration of the TSU LT using a graphic interface The T Watc
37. h Pro program displays the same status and performance data as the front panel LCD This data is displayed as tables and graphs The T Watch Pro program has the following capabilities e Interfaces with a modem which permits dialing into a re mote TSU LT location to configure the unit or read the unit s status or performance e The performance data read from the units can be exported in a file which is compatible with common spread sheet programs 1202060L2 1 TSU LT User Manual 1 7 Chapter 1 Introduction TSU LT Testing Self test Loopback Tests The TSU LT offers three forms of testing e Self test e Loopback tests e Pattern generation and check The self test checks the integrity of the internal operation of the electronic components by performing memory tests and by sending and verifying data test patterns through all internal interfaces Although actual user data cannot be passed during these tests the self test can run with the network and DTE interfaces in place and without disturbing any external interface The self test automatically executes upon power up It can also be commanded from a front panel menu or from the control port In addition to the specified self tests background tests are also run on various parts of the internal electronics These run during normal operation to confirm continued correct functioning The background tests include e Monitoring the phase locked loop for lock e Stan
38. he errors alarms that are currently active 61202060L2 1 TSU LT User Manual 4 3 Chapter 4 Status Menu Alarms and Errors The following are alarms and errors which can be seen Loss of Signal No pulses received at NI AIS Alarm Unframed All Ones received at NI Out of Frame No framing pattern sync at NI Yellow Alarm Receiving yellow alarm pattern from NI Red Alarm Loss of signal out of frame LOS OOF causing red alarm at NI Code Violations Cyclic redundancy check CRC errors in ESF or bipolar violations BPVs in Superframe Format SF were received at NI Bipolar Violations BPVs in SF or ESF Bipolar Violations BPV s in SF or ESF Bit Errors Frame Bits received incorrectly at NI PLL Alarm Unable to sync up to selected clock 4 4 TSU LT User Manual 61202060L2 1 Chapter 4 Status Menu ERR ALM Hist The ERROR ALARM HISTORY menu is used for viewing history of errors and alarms If an alarm has occurred since the last CLEAR HISTORY selection the menu is active If the condition has not occurred then the menu is inactive see Figure 4 4 Figure 4 4 Clear History Screen These conditions are the same as for the CURR ERR ALM submenu except that these are history Alarm Errors instead of current Alarm Errors 61202060L2 1 TSU LT User Manual 4 5 Chapter 4 Status Menu 4 6 TSU LT User Manual 61202060L2 1 Chapter 5 Configuration Menu CONFIG The CONFIGURATION MENU is used to
39. hown in TSU LT Menu Tree on page A 1 Figure 3 2 TSU LT Main Menu Screen This menu structure diagram is a limited overview A brief description of each menu item presented in menu order im mediately follows A complete menu diagram is shown in TSU LT Menu Tree on page A 1 TSU LT User Manual 61202060L2 1 Chapter 3 Operation Four Opening Menu Functions STATUS CONFIG UTIL 61202060L2 1 The STATUS MENU provides the ability to view the status of the TSU LT operation This menu includes the following items NI PERF REPORTS Used to view the user set of data on the Network Interface Performance Reports in compliance with ANSI T1 403 and AT amp T document TR54016 CURR ERR ALM Used to view current errors alarms which are being reported by the TSU LT ERR ALM HIST Used to view and clear history errors and alarms The CONFIGURATION MENU is used to set the TSU LT operational configuration This menu includes the following sub items NETWORK NI Used to set all of the parameters associated with the network interface UNIT Used to control TSU LT control port baud rate and to set up the dial out function PORT Used to configure the parameters associated with the V 35 port The UTILITY MENU is used to view and to set system parameters This menu includes the following sub items TIME DATE Accesses the display and allows the setting of the current time and date TSU LT User Manua
40. ig menu 5 2 fractional T1 1 2 front panel description of 3 8 front panel software management 1 7 l inband config channel 5 10 initialization power up 2 2 Index 2 TSU LT User Manual INSERT 511 ERRORS test menu 7 4 interfaces Nx56 64 1 6 interfaces TSU LT 1 5 internal timing config menu 5 5 L line loopback 1 9 local loopback test menu 7 2 loopback local 7 2 loopback tests 1 8 loss of signal 4 4 management software 1 7 Menu Features 3 5 Menu Functions status config uti test 3 3 menu item how to select 3 5 menu operation example 3 5 menu options for remote loopback remote loopback menu options 8 3 menu options test pattern screen 8 4 menu tree config menu 5 1 menu tree TSU LT complete A 1 menu tree utility menu 6 1 MODEM INIT config menu 5 7 N NETWORK NI config menu 3 3 network NI config menu 5 2 network interface performance re port about 4 2 network interface test 8 1 network interfaces 1 6 network jack C 1 network loopbacks 1 9 network tests test menu 3 4 7 2 Network Timed Clock Source 5 4 network timing config menu 5 4 61202060L2 1 network pin assignments C 1 NI PERF REPORTS status menu 3 3 NI PERF RPTS status menu 4 2 NI network interfaces 1 6 Nx56 64 serial interface 1 6 Nx56 64K DTE pin assignments C 4 out of frame 4 4 output config menu 5 7 overview T1 FT1 1 1 TSU LT 1 2 passcode how to set add change delete 6
41. imary V 35 Pin Assignment Pin CCITT Description A 101 Protective ground PG B 102 Signal ground SG 105 Request to send RTS from DTE D 106 Clear to send CTS to DTE E 107 Data set ready DSR to DTE F 109 Received line signal detector DCD to DTE H Data terminal ready DTR from DTE J Ring indicator RI L Local loopback LL N Remote loopback RL R 104 Received data RD A to DTE T 104 Received data RD B to DTE V 115 RX clock RC A to DTE X 115 RX clock RC B to DTE P 103 Transmitted data TD A from DTE S 103 Transmitted data TD B from DTE y 114 TX clock TC A AA 114 TX clock TC B U 113 External TX clock ETC A from DTE W 113 External TX clock ETC B from DTE NN amp K Test mode TM to DTE 4 TSU LT User Manual 61202060L2 1 Index Symbols of chan config menu 5 9 4 2 4 2 Numerics 1 8 pattern 1 11 511 patttern 1 11 A address unit on utility menu 6 3 ADDRESS util menu 3 4 ADTRAN Management Software 1 7 ADTRAN Web Site iii ADTRAN Year 2000 Y2K Readi ness Disclosure iii AIS alarm 4 4 alarms config menu 5 7 all ones pattern 1 11 all zeros pattern 1 11 AMI 5 2 AMP 555164 2 C 1 AMP 92 4883 3 1 4 arrows up and down 3 5 B B8ZS config menu 5 2 bipolar violations 4 4 bit errors 4 4 BIT STUFFING config menu 5 5 Bridge Router Application 1 11
42. l 3 3 Chapter 3 Operation TEST NOTE 3 4 SOFTWARE REV Displays the version number of the current software revision level This information is required when requesting assistance from ADTRAN Customer Service or when updates are needed REINIT UNIT Used to reinitialize the unit This menu item is not used to restore the factory default settings for all parameters ADDRESS Used to view and change the current Unit Address used for control port access SET PASSCODE Allows a passcode to be set FACT RESTORE Restores factory default settings for all unit parameters The TEST MENU is used to initiate different types of tests of the unit and to view test results Test results are displayed in the LCD window The menu contains three sub items Test execution disrupts some normal operations See individ ual menu items concerning tests before executing NETWORK TESTS Used to control the activation of loopbacks and the initiation of data test patterns RUN SELF TEST Used to execute an internal self test PORT TESTS Used for the testing of the DTE port TSU LT User Manual 61202060L2 1 Chapter 3 Operation Menu Features Data Field A menu item followed by a colon identifies an editable data field Display Field A menu field followed by alarm or error information Arrows Menus that display small Up or Down Arrows in the lower right corner indicate there are more menu items than are viewable on a two li
43. mal data flow and prevents remote communication until the self test is completed approximately five seconds TSU LT User Manual 7 5 Chapter 7 Test Menu Figure 7 4 Self Test Results Screen Port Tests Port Tests are used to control the activation of a DTE loopback This test loops data received at the V 35 interface back towards the DTE See Figure 7 5 Figure 7 5 Loopback Setting Screen 7 6 TSU LT User Manual 61202060L2 1 Chapter 8 Example Operations TESTING EXAMPLES Before using the TSU LT to pass data it is recommended to run tests on the circuit Testing consists of sending a test pattern from end to end and checking for errors in the pattern There are two types of tests used to accomplish this e Send the pattern from one end and loop back the far end e Send the pattern from both ends and check at both ends Far End Looped Back Test Two types of tests can be executed with the far end looped The first is a check of the network and the network interfaces at both ends 511 The second is a check of the DTE port Network Interface Test The Network Interface Test can be run with any channel setup because the 511 pattern is always sent in the occupied channels Step Action 1 Select TEST from the MAIN MENU See Figure 8 1 2 Use the Up and Down arrows to place the cursor on TEST 3 Press Enter to select Result The first two TEST submenu items display Se
44. n be selected as INT INV Internal Inverted This switches the phase of the clock which should compensate for a long cable The factory default setting for this option is AUTO The AUTO DTE TX CLK setting will allow the TSU LT to automatically detect the delay from the DTE device to the TSU LT and set the proper phase of the clock This feature will automatically select between the INTERNAL and INT INV settings If the DTE provides a clock with TX data the clock selection is set to EXTERNAL The TSU LT will depend on an externally supplied clock to accept the TX data Choices INTERNAL INT INV EXTERNAL AUTO Used to select the channel in which the T1 stream will start The setting must be consistent with carrier if using a public network Choices 01 through 24 Used to select the number of 0505 channels that are to be used The corresponding DTE rate will be this number times 56K or 64K depending on Port Option number 1 Choices 01 through 24 Used to control the inverting of the DTE data This inversion can be useful when operating with an HDLC protocol Often used as a means to ensure ones 1s density TSU LTs on both ends must have identical option settings Choices NORMAL INVERT TSU LT User Manual 5 9 Chapter 5 Configuration Menu CTS DCD DSR Used to control characteristics of CTS Choices NORMAL see Table 5 1 FORCE ON Data Carrier Detect Indicates to the DTE when a valid signal is being received at
45. ne LCD The additional menu items are accessed with the Up or Down Arrows Undisplayed menu items are also available by using the appropriate menu number Example Menu Operations To select a menu item Step Action 1 Use the Up and Down arrows to place the cursor on the desired menu item in this example CONFIG See Figure 3 3 2 Place the cursor on the number 2 and press Enter The unit responds by displaying the first two available sub menu fields The cursor is on the first field If there are more than two menu fields a Down arrow is visible on the lower right corner See Figure 3 4 61202060L2 1 TSU LT User Manual 3 5 Chapter 3 Operation Figure 3 3 Cursor on Menu Item Figure 3 4 Submenu Fields To select a submenu item Step Action 1 Use the same operation used to select an opening menu item 2 Use the Up and Down Arrows to place the cursor on the desired menu item In this example NETWORK NI The unit responds by displaying the first two available data field items The cursor is on the number of the first item When there are more than two data field items for the select ed submenu Down Arrowis visible on the lower right cor ner 3 6 TSU LT User Manual 61202060L2 1 Chapter 3 Operation To Set the Data Field Data fields that are available for editing are preceded by a colon Step Action 1 Press Ente
46. oduction TSU LT Features 051 interface and an Nx56 64 DTE serial interface port Easy configuration capabilities using simplistic menus displayed in a liquid crystal display LCD window oper ated by a front panel keypad Timing is selectable from the network from the Nx56 64 DTE port or internally All ones all zeros 511 and 1 8 test patterns Extensive self testing and monitoring ensures proper op eration Flexible channel allocation any starting channel and al ternate or contiguous TSU LT Interfaces 1202060L2 1 The TSU LT is equipped with four interfaces Network DS1 interface per AT amp T 62411 Nx56 64 serial V 35 high speed interface Control input EIA 232 Chain port input Chain port output See Figure 1 3 and the following descriptions in this section Y Cib Chan Chan Chan Pv gt lt 5 5 Figure 1 3 TSU LT Interfaces TSU LT User Manual 1 5 Chapter 1 Introduction Network Interface NI The Network Interface NI port complies with the applicable ANSI AT amp T standards Alternate mark inversion AMI or binary 8 zero suppres sion B8ZS coding Automatic or manual line build out Auto detect or manual settings for D4 or ESF framing Network performance monitoring and reporting Local and remote test loopbacks Extensive self testing Nx56 64 Serial Interface Features o
47. r while the cursor is located on the submenu item number The cursor moves to the data field to the right of the submenu item name You can use the Upand Down Arrows to scan the available value settings which display in the data field position one at a time 2 When the desired value is in the data field position press Enter to set the value The unit is set for the value shown in the data field and the cursor moves back to the submenu item position indicating the operation is complete You can select another submenu field or press Cancel to return to the submenu Cancel is available any time during the operation If used prior to pressing Enter after making a data change the orig inal data value is restored and the cursor returns to the sub menu field NOTE To View Display Only Data Fields Anexample of a DISPLAY ONLY data field is found by selecting the following menu choices Step Action 1 Select STATUS from the MAIN MENU 2 Select submenu CURR ERR ALM LOSS OF SIGNAL INACTIVE ACTIVE is displayed giv ing the current state of the alarm To Exit Any Menu Field Operation or Display Press Cancel as many times as required to return to the desired menu level 61202060L2 1 TSU LT User Manual 3 7 Chapter 3 Operation Front Panel The TSU LT front panel is shown in Figure 3 5 Unit features are identified by call outs Figure 3 5 Front Panel Layout
48. re 4 1 Status Menu 61202060L2 1 TSU LT User Manual 4 1 Chapter 4 Status Menu NI PERF RPTS 4 2 The Network Interface Performance Reports displays the user copy of the performance data The TSU LT maintains this performance data on the network in compliance with ANSI T1 403 and AT amp T document TR54016 The data displayed is data accumulated over the last 15 minutes and over the last 24 hours These fields cannot be edited only cleared as previously discussed Only the user copy of performance data is cleared See Figure 4 2 Continue with standard operating procedures to exit the display Data Values Figure 4 2 Severely Errored Seconds Screen SES Number of severely errored seconds ES Number of errored seconds AV Percentage of available seconds EF Percentage of error free seconds CVs Number of code violations TSU LT User Manual 61202060L2 1 Chapter 4 Status Menu Since only the user s copy of performance data is cleared by the TSU LT the data displayed here might be different from the data being sent to the network as performance report mes sage PRM data CURR ERR ALM NOTE The CURRENT ERROR ALARM MENU is used for viewing currently Active Inactive errors and alarms see Figure 4 3 Alarm Investigated State Active Inactive Figure 4 3 Loss of Signal Current Errors Alarms Screens The Up and Down Arrows are used to access the complete display of t
49. s It clears out the 511 error total when you press Enter 2 It displays a total of the 511 errors If 511 errors are being received the display is updated accordingly See Figure 7 3 Figure 7 3 Clear Errors Screen This menu function is very useful for testing end to end integrity of the network First loop up the far end TSU LT Then send 511 pattern from the local TSU LT The CLR ERRORS screen can then be used to determine if the link is TSU LT User Manual 61202060L2 1 Chapter 7 Test Menu functioning properly by verifying that no errors are being counted INSERT 511 ERRORS When running a 511 pattern test press the Enter key to insert an error into the 511 pattern Run Self test NOTE 61202060L2 1 This menu selection is used to execute an internal self test This is the same self test that is performed automatically at power up The results of the self tests are displayed in the LCD Upon invoking the command the LCD displays INITIALIZING and test failures are displayed in the LCD window see Figure 7 4 To initialize a self test proceed with the following steps Step Action 1 RAM tests EPROM checksum 2 On board data path sending known test pattern through an on board loop 3 Front panel LED verification 4 Phase lock loop verify If a failure is detected note the failure number and contact ADTRAN Technical Support Executing self test disrupts nor
50. sion cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equip ment Users should ensure for their own protection that the electrical ground connec tions of the power utility telephone lines and internal metallic waterpipe sys tem if present are connected together This precaution may be particularly important in rural areas Users should not attempt to make such connections themselves CAUTION but should contact the appropriate electric inspection authority or an electrician as appropriate The Load Number LN assigned to each terminal device denotes the percent age of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the equipment that the total of the LNs of all devices does not exceed 100 The ringer equivalence number REN assigned to each terminal adapter is used to determine the total number of devices that may be connected to each circuit The sum of the RENs from all devices in the circuit should not exceed a total o
51. ssee BSS as sce ER 6 3 6 3 E eels 6 3 Chapter 7 Test Menu cccccccssssssessccssssesscesesseseceseeessessseesseesseesesesescesesesssseseeeseees 7 1 7 1 Network a 7 2 7 2 REMOTE LOOPBCK Bishan eee bee 7 2 TEST PATTERN a aaar 7 3 ERRORS aa ces Sana Se eB a 7 4 511 7 4 8 7 4 7 6 Chapter 8 Example Operations cccsscsessessssecsececsssseescesesessecescesseseeceeseesneeers 8 1 Testing Example 8 1 Far End Looped Back Test arera E 8 1 Network Interface Test ccccccccccssccsssecsscesssessecessecessecsseeeseesseeesaeceeecssseeseensees 8 1 Appendix A TSU LT Menu A 1 Appendix DTE Data Rate Chart ccscssecssssssseseecesseeseeesesesssseseeesesseeeeesees B 1 Appendix PimOuts ccccccssessrecesssssseseecsessecseeessssscesecessesseeceseesseesesesesseseeeeeses C 1 VATS is Bis te duels tenes tives 1
52. ssesesesessesseeeeseess 1 1 TIZFITOV VEW eee is 1 1 Service Offering Sakon arar E AiE 1 1 Fr ctional Ske hed a a Gace es ee ek Ra 1 2 TSU LT OvVerviewe r aae aaa e aae aa e seh Soc aes Das ase An 1 2 F ctional Description 1 2 TSU LT Rear Panel verde 1 4 0 TE S AEA 1 5 TSU ET 1 5 Network Interlaced e 1 6 Nx56 64 Serial Interface 1 6 Control Port put 1 6 Chain Port a hie eter ores 1 7 Software aE 1 7 Front e ava ahs 1 7 T Watch Pro Management Software Program 1 7 POULT TESNE Ruc teers aon cth cine 1 8 Self test did hea NLS Se a sc Bie RIS 1 8 Loopback Pests 1 8 DTE Interface 1 10 Pattern Generation Sossaterendestestoan 1 11 Bridge Router Application 1 11 Chapter 2 Installation csssssssecscessssesscessssesecesesssesseesscesssesesessesesesessesesee
53. t harmful interference when the equip ment is operated a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accor dance with the instruction manual may cause harmful interference to radio fre quencies Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the inter ference at his own expense Shielded cables must be used with this unit to ensure compliance with Class A FCC limits Changes or modifications to this unit not expressly approved by NOTE the party responsible for compliance could void the user s author ity to operate the equipment CANADIAN EQUIPMENT LIMITATIONS The Industry Canada Certification label identifies certified equip ment This certification means that the equipment meets certain NOTE telecommunications network protective operational and safety requirements The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunications company The equip ment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual ser vice may be extended by means of a certified connector assembly telephone exten
54. t is provided with a captive eight foot power cord terminated by a three prong plug which connects to a grounded power receptacle NOTE Power to the TSU LT must be from a grounded 220 230 VAC 60 Hz power source Power Up Testing and Initialization When shipped from the factory the TSU LT is set to factory default conditions At the first application of power the unit automatically executes self tests followed by an initialization sequence which sets up the unit Self Test When Then A power up or com manded self test oc curs The LCD displays ADTRAN TSU INITIALIZ ING and the LEDs illuminate sequentially The self test is com pleted with no failures detected The LCD momentarily displays ALL TESTS PASSED a failure is detected It is displayed in the LCD window The automatic self test consists of the fol lowing tests Board level tests Random access memory RAM tests eras able programmable read only memory EPROM checksum On board data path Sending a known test pattern through an on board loop Unit level tests Front panel LED verification Phase lock loop verify 2 2 TSU LT User Manual 6120206011 1 Chapter 3 Operation OPERATION The TSU LT can be configured and controlled from either the local front panel or from a PC using the T Watch Management Software Program General Menu Operation The TSU LT uses a multilevel menu structure containing both m
55. the Network Interface Choices NORMAL see Table 5 1 FORCE ON Data Set Ready This signal indicates to the DTE when the DCE is turned ON and ready for operations Choices NORMAL see Table 5 1 or FORCE ON Table 5 1 Normal Mode Operation NORMAL MODE OPERATION Conditions which cause the Port Control Signals to be deactivated SIGNAL RTS v 54 LOOP 511 TST SELF TEST NETWK TEST NO DSO NETWORK BK ON ACTIVE ACTIVE MAPPED ALARM CTS Follows OFF OFF OFF OFF OFF OFF DCD OFF OFF OFF DSR OFF OFF OFF OFF OFF Where don t INBAND 5 10 Inband Configuration Channel Used to enable disable an 8 kbps remote configuration channel See Figure 5 7 on page 5 11 When this option is set to ON the first 050 occupied operates in 56K mode and the DTE clock rate is reduced by 8 kbps The TSU LT uses this 8 kbps channel to send and receive configuration data across a T1 span As shown in Figure 5 7 on page 5 11 this allows the PC connected to the chain in port on TSU LT A to monitor configure both TSU LT A and B This feature is useful when FDL connectivity is not available across the T1 span TSU LT User Manual 61202060L2 1 61202060L2 1 Chapter 5 Configuration Menu The 8 kbps channel is only taken out of the first DSO If two 64K 0505 are mapped the DTE rate would be 120 kbps instead of 128 kbps This menu option can also be set to
56. the added feature of six slots in the rear panel to house up to six option modules Each module offers up to four additional data ports for a total of 24 possible data ports 1202060L2 1 Figure 1 1 TSU LT Unit Front View The TSU LT serves as the link between user data sources such as local area network LAN bridges and routers computers CAD systems and teleconferencing equipment The amount of bandwidth allocated to the port is custom programmable The data terminal equipment DTE data can occupy contiguous or alternate channels in the T1 stream and the channels may start at any position TSU LT User Manual 1 3 Chapter 1 Introduction TSU LT Rear Panel Number Identification for TSU LT Rear Panel No Item Function 1 Network T1 FT1 network interface 2 In Bantam test jack 3 Out Bantam test jack 4 MON Monitor Bantam test jack 5 Chain In Interface of chain in 6 Chain Out Connects to chain in of another TSU LT 7 35 Nx56 64 DTE port 8 Power Switch Used to turn power on or off 9 Power Cord Captive 3 prong power cord 1 234 5 6 7 8 9 p E LY TEST JACKS CONTROL NETWORK IN OUT MON CHAIN CHAIN OUT 0009990089 2 A T O 00000000 OFF ON 220VAC 60HZ Figure 1 2 TSU LT Rear Panel 1 4 TSU LT User Manual 1202060L2 1 Chapter 1 Intr
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