NxDBU Module User Manual - ADTRAN Support Community
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1. 3 4 Nx DBU Status Menu Options ss 3 5 DDTEDATA CLOCRK out A 3 5 2 DTESEATUSO 3555 tere terree tee te Pe Aa 3 5 3 DIEPORT RATE ta is 3 5 4JDBUDATA GNTITRL ete tette Eee eite teri et eigen 3 6 5 DBU CONTROL 5 ne AAA e re ERR RR 3 6 6 DBU STATUS neret Deere eee adi nee een 3 7 7 PORT CONFIG Submenu of 2 CONFIG eene 3 7 Da AAA darme nba tiet eto Eie A eins 3 7 1 Nx56 64 CONFIG Menu Options nn 3 8 PPSI RATE ne eter eee ree eter eere ti e e EE e er Pee eee ae 3 8 PIA CEK CENTRE uertit re rene tere vel rete o re ere re gene 3 9 3 DATA naine nt de mienne ment en nie tree 3 9 A etende en ie s 3 10 5 DQC B mite 3 10 QD MEDI 3 10 Z O INTEL 2 rte et Rete eee tbe Gee Pee dario 3 10 SINBAND MODE nee tete ee peer nete 3 10 HTX CERK SOURCE a 3 12 DBU CONFIG Menu Options 3 12 1 Backup Mode pimi temer ode ee a fet nei ir ties 3 12 DBA CUP On ot cae et ettet IA Dna 3 12 3 Pattern Verify ores cene meret nere m tiet retta 3 13 4 Backup Dela sn etit rmt rete Ree etienne 3 13 b Restore Delay ete t te ndi t ches che Lb Ett te Hats 3 13 O Retry Delay Lin tete A Te er fe dett nents 3 14 Z Nunm RAS A or TA te ERR Te Pe Re dE Ee serie reet 3 14 8 Backup Testing n nee tee eret te ie ttti tenes 3 14 9 WKEND Lockout inner 3 14 A Enable HR 2 en e e ee eere etes 3 14 B Disable FIR ennn dc 3 15 Trap it DBU reor teer repre enm ipto et vertens 3 15 2 FACTORY RESTORE Submenu of 3 UTIL ee2. Off The pattern generation and check is disabled Displays the results of the 511 test indicated in menu se lection 2 511 PATT The results are in the form of the number of errored sec onds The error count can be cleared by pressing the Clear key Shift 9 A bit error may be inserted into the data stream by pressing the 2 key 4 DBU LOOPBACK OFF ON 5 DBU TEST Initiates a loopback from the DBU towards the external DCE This selection is used to force a backup to occur even if a backup condition does not exist Choices TESTS OFF FORCED BACKUP INTERFACE TST TESTS OFF Turns off DBU tests FORCED BACKUP Used to force a backup regardless of time of day lock outs or network conditions INTERFACE TST This test causes the external DCE to dial its stored num ber After the connection is established the DBU will 61200158L1 1 Nx DBU Option Module User Manual 3 19 Chapter 3 Operation 6 DBU DATA CNTRL 7 DBU TST RESULT send a test pattern to verify the backup network This test does not disrupt data or the primary network Allows status of DCD and RI to be monitored while the INTERFACE TST is on Ifthe dial up network is correctly configured and dialed up there should be an asterisk over DCD When an interface test is active this screen will show the total number of data blocks received and the number of blocks with errors see Figure 3 10 Figure 3 10 DBU TST Result S
3. 2 With the cursor on 5 PORT UTILITY press Enter This displays the first available port Figure 3 7 Port Utility Submenu To display the port name and the software version in stalled as shown in Figure 3 8 do the following 1 Use the scroll keys to move through the available ports or enter the port number with the number key 2 When the desired port name is displayed press Enter 3 Press Cancel to exit or to select another port Figure 3 8 Port Name and Software Version 3 16 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation 2 RUN SELF TEST SUBMENU OF 4 TEST This menu item is used to execute both the internal test of the TSU and of the Nx DBU The results of the self test are shown on the TSU 100 display For additional infor mation on self test see the Operation chapter of the appro priate TSU user manual To activate a self test do the following 1 Follow the standard operating procedure to access the 4 TEST menu items 2 With the cursor on 2 RUN SELF TEST press Enter The TSU display shows the test outcome 3 PORT TEST SUBMENU OF 4 TEST This menu item is used to activate testing of specific data ports It also controls the activation of loopbacks and the initiation of data test patterns Test results are shown on the TSU display The execution of Port Tests disrupts normal data flow in the port being CAUTION tested Operation To d
4. Signal RTS V 54 511 Test Self Test Network NoDSO Network Loopback ON Active test Mapped Alarm Active CTS Follows Off Off Off Off Off Off DCD Off Off Off DSR Off Off Off Off Off Do not care Until backup becomes active 61200158L1 1 Nx DBU Option Module User Manual 3 9 Chapter 3 Operation 4 CTS 5 DCD 6 DSR 7 0 INHIB 8 INBAND MODE Used to control characteristics of CTS Choices Normal or Force On see Table 3 1 on page 3 9 Data Carrier Detect Indicates to the DTE when a valid signal is being received at the Network Interface Choices Normal or Force On see Table 3 1 on page 3 9 Data Set Ready This signal indicates to the DTE when the DCE is turned On and ready for operation Choices Normal or Force On see Table 3 1 on page 3 9 If the Nx interface detects an uninterrupted string of Os being transmitted toward the network If Os are transmit ted for more than one second then the TSU 100 forces 1s towards the network Choices On or Off Inband Configuration Channel Used to enable or dis able an 8 kbps remote configuration channel see Figure 3 6 on page 3 11 When this option is set to ON the first DSO mapped to the Nx interface operates in 56K mode and the DTE clock rate is reduced by 8 kbps The TSU uses this 8 kbps chan nel to send and receive configuration data across a T1 span As shown in Fig
5. in a similar way Figure 3 1 on page 3 2 shows the TSU 100 main menu with the PORT 1 1 Nx DBU menu items printed in bold italicized letters A complete TSU 100 menu tree diagram is found in the TSU 100 User Manual 61200158L1 1 Nx DBU Option Module User Manual 3 1 Chapter 3 Operation 1 NI PERF REPORTS 1 STATUS 2 NI ERRORS 3 ACTIVE ALARMS 1 NETWORK NI 4 VIEW HISTORY 2 UNIT 5 PORT STATUS 3 MAP XCHNG 2 CONFIG 4 MAP IN USE A B 5 DSO MAP A TSU 100 6 DSO MAP B 1 TIME DATE MAIN MENU 7 PORT CONFIG 2 FACTORY RESTORE 3 SET PASSCODE 3 UTIL 4 UNIT ID 5 PORT UTILITY 1 NETWORK TESTS 6 SOFTWARE REV 4 TEST 2 RUN SELF TEST 7 ENET ADDRESS 3 PORT TEST 8 SERIAL NUMBER 4 CANCEL TEST Figure 3 1 TSU 100 Main Menu Tree Nx DBU Menus Are All Submenus The Nx DBU option module menus are accessed from and operated the same as menus for the TSU 100 Menu items in the main menu in Figure 3 1 printed in bold ital ics are submenu choices for the Nx DBU option module See Figure 3 2 on page 3 3 for the menu tree for each of these submenu options Each of the these submenu items is discussed in the following paragraphs All are accessed by the same method 3 2 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation Operation With the cursor on one of the four main menu choices press Enter or the number key The results are a displa
6. network interface or the DTE interface 511 Pattern Off No longer sending a 511 pattern towards the network interface 61200158L1 1 Nx DBU Option Module User Manual A 3 Appendix A System Messages A 4 Nx DBU Option Module User Manual 61200158L1 1 Index Numerics 0 INHIB Nx 56 64 config option 3 10 1 1 Nx DBU Menu Options 3 18 511 PATT OFF ON 3 19 511RESULTS 3 19 A ADTRAN Shipments Include 2 1 B Backup Mode DBU config 3 12 Backup On DBU config 3 12 Backup Testing DBU config 3 14 C CCITT V 35 interface used with Nx DBU 1 3 Customer Service iv D Data Carrier Detect 3 10 Data Set Ready 3 10 DBU CONFIG Menu Options 3 12 DBU CONTROL 3 6 DBU DATA CNTRL 3 6 DBU Features 1 2 DBU STATUS 3 7 DBU TEST 3 19 DBU TST RESULT 3 20 DBU V 35 Winchester Pin Connection 2 4 DCD Nx 56 64 config options 3 10 Disable HR wkend lockout 3 15 DSO RATE Nx56 64 Config option 3 8 DSR Nx 56 64 config option 3 10 DTE DATA CLOCK 3 5 DTE STATUS 3 5 F FACTORY RESTORE 3 15 factory restore operation 3 15 Federal Communications commission Radio Fre quency Interfaerence Statement iv FORCED BACKUP DBU test 3 19 front panel indicator buttons see TSU user man ual 3 1 INBAND MODE Nx 56 64 config options 3 10 Installing the Option Module how to 2 1 INTERFACE TST DBU test 3 19 Interfaces used with Nx DBU 1 3 N Num Retries DBU config 3 14 Nx Features 1 2 Nx V 35 Winchester Pin Con
7. 3 Operation Figure 3 5 Port Configuration Submenu 4 To select PORT CONFIGURATION press Enter This dis plays the following menu options Nx56 64 CONFIG DBU CONFIG 5 Place the cursor over the desired option and press Enter to configure Menu options for the Nx56 64 and the DBU are given in the following pages 1 Nx56 64 CONFIG Menu Options Select the 1 Nx56 64 menu option to access the following eight menu options 1 DSO RATE This sets the base rate of the interface The actual data rate depends on the number of DS0s assigned to the DTE Data Rate Chart in the TSU 100 User Manual Choices 56K or 64K 3 8 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation 2 TX CLK CNTRL 3 DATA Controls the clock used by the TSU 100 to accept the transmit TX data from the DTE Normally this is set to INTERNAL If the interface cable is long causing a phase shift in the data the clock can be selected as INT INV Internal Invert ed This switches the phase of the clock which should compensate for a long cable Choices Normal or Invert Used to control the inverting of the DTE data This inver sion can be useful when operating with a high level data link HDLC protocol Often used as a means to ensure 1s density Choices Normal or Invert Table 3 1 shows the conditions which cause the port con trol signal to be deactivated Table 3 1 Normal Mode Operation
8. ADRAN NxDBU OPTION MODULE User Manual Part Number 1200158L1 HS June 2000 61200158L1 1D 901 Explorer Boulevard PO Box 140000 Huntsville AL 35814 4000 Phone 256 963 8000 2000 ADTRAN Inc All rights reserved Printed in USA NOTE Notes provide additional useful information Cautions signify information that could prevent service interrup ae tion Warnings provide information that could prevent damage to the Y N ARNING equipment or endangerment to human life 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 against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio frequencies Operation of this equipment in a residential area is likely to cause harmful inter ference in which case the user will be required to correct the interference at his own expense Shielded cables must be used with this unit to ensure compliance with Class A FCC limits the party responsible for compliance could void the user s author ity to operate the equipment dl Changes or modi
9. DATA CNTRL 5 DBU CONTROL Shows the status active or not active of the following lines TXD Transmit data to the DCE RXD Receive data from the DCE DCD Data carrier detect from DCE RI Ring indicate from DCE Shows the status active or not active of the following lines RTS Request to send to DCE CTS Clear to send from DCE DTR Data terminal ready to DCE DSR Data set ready from DCE 3 6 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation 6 DBU STATUS Shows current backup state see Figure 3 4 Figure 3 4 DBU Status Submenu DBUSECS Total seconds the option module has been in backup IN DBU Yes Module is in backup mode IN DBU No Module is not in backup mode To exit the display see the the appropriate TSU user man ual 7 PORT CONFIG Submenu of 2 CONFIG The 7 PORT CONFIG submenu is used for configuration of the Nx DBU option module Operation To display the screen shown in Figure 3 5 on page 3 8 on the TSU 100 position the cursor on CONFIG and do the following 1 Press Enter or the number 2 key This displays the first two Configuration submenu items with the cur sor on NETWORK NI 2 Use the Scroll Down key to place the cursor on PORT CONFIG and press Enter 3 Use the scroll keys to identify 1 1 NX DBU option module Only the bottom line of the display changes 61200158L1 1 Nx DBU Option Module User Manual 3 7 Chapter
10. U Option Module User Manual 61200158L1 1 Chapter 1 Introduction Features Common to the Nx and the DBU Interfaces The following features are common to the Nx and the DBU e Configurable by using a PC program T Watch e Menu operation for easy configuration e Performs self test of option card hardware e Can install multiple Nx DBU modules in a TSU 600 e Hot swappable The following interfaces are used with the Nx DBU e Two CCITT V 35 electrical differential e Two V 35 Winchester connectors 61200158L1 1 Nx DBU Option Module User Manual 1 3 Chapter 1 Introduction SPECIFICATIONS OF THE NX DBU Specifications Nx56 64 DCE Interface DCE Interface Rates Clock Options Tests Test Pattern Data Inversion 1s Density Protection CTS DCD DSR Connector CCITT V 35 synchronous 56 kbps to 2 048 mbps in 56K or 64K increments Internal or internal invert Local loopback bilateral Remote loopback V 54 511 with errored seconds display and error inject capability Menu selectable Force 1s to network after one second of consecutive zeros from DTE User selectable On Off Normal or Force On Winchester V 35 female Nx DBU Option Module User Manual 61200158L1 1 Chapter 1 Introduction Specifications DBU DTE Interface DTE Interface CCITT V 35 synchronous Backup Delay 1 sec 3 sec 10 sec 30 sec 1 min 5 min 10 min DBU Dialing DIR dialing Restore Delay 1 sec 3 se
11. a ble 2 1 below The DBU connections are defined in Table 2 2 on page 2 4 Table 2 1 Nx V 35 Winchester Pin Connection Pin CCITT Description A 101 Protective ground PG B 102 Signal ground SG C 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 from DTE N Remote loopback RL from DTE 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 to DTE AA 114 TX clock TC B to DTE U 113 External TX clock ETC A from DTE W 113 External TX clock ETC B from DTE NN Test mode TM to DTE 61200158L1 1 Nx DBU Option Module User Manual 2 3 Chapter 2 Installation Table 2 2 DBU V 35 Winchester Pin Connection Pin CCITT Description A 101 Protective ground PG B 102 Signal ground SG C 105 Request to send RTS to DCE D 106 Clear to send CTS from DCE E 107 Data set ready DSR to DCE F 109 Received line signal detector DCD from DCE H Data terminal ready DTR to DCE J Ring Indicator RI from DCE R 104 Received data RD A from DCE T 104 Received data RD B from DCE V 115 RX clock RC A to DTE X 115 RX clock RC B from DCE P 103 Tra
12. and the backup call being taken down If NEVER is selected the user must deactivate the backup mode Choices 1 sec 3 sec 10 sec 30 sec 1 min 5 min 10 min never 61200158L1 1 Nx DBU Option Module User Manual 3 13 Chapter 3 Operation 6 Retry Delay 7 Num Retries 8 Backup Testing 9 WKEND Lockout This selects the time between redialing the external DCE after failed dial attempts Choices 10 sec 30 sec 1 min 5 min 10 min This selects the number of times the DBU will attempt to redial if unable to connect Choices None unlimited 3 times 10 times This submenu sets the options for the automatic ISDN verification feature of the Nx DBU Verification of the backup circuit does not disrupt data of the T1 Backup Test This selects the frequency of automatic backup circuit verification by the DBU Choices Manual hourly daily weekly Test Hour This selects the hour of the day the backup test will occur Choices 0 to 23 Test Day If weekly backup test is selected this option will select which day to perform the test Choices Monday through Sunday If no backup is desired from midnight Friday to mid night Sunday set this selection to ON otherwise set to OFF Choices OFF ON A Enable HR The hour that the backup will be enabled can be entered from the numeric keyboard Choices 0 to 23 3 14 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation B Disable HR Th
13. c 10 sec 30 sec 1 min 5 min 10 min Never Rates 56 kbps through 2 048 mbps in 56K or 64K increments Clocking Routes external DCE clocks to external DTE when active Connector Winchester V 35 female Test Loopback to DCE Test dialup network Force dial backup SPECIFICATIONS NX56 64 AND DBU Mechanical Mechanically compatible with option slot of all TSUs Environmental Operating temperature from 0 C to 45 C Tests Extensive self test 61200158L1 1 Nx DBU Option Module User Manual 1 5 Chapter 1 Introduction PHYSICAL DESCRIPTION The Nx DBU option module plugs into the option slot in the rear of the TSU family of products see Figure 1 1 The PORT X 1 and X 2 indication is linked to the port numbering philosophy of the TSU product family The X represents the slot number into which the option module is plugged e The TSU 100 has one option slot therefore the port designation is 1 1 e The TSU 120 has one option slot therefore the port designation is 1 1 e The TSU 600 and TSU 610 each have six option slots therefore the port numbers would be port 1 1 to port 6 1 The numbers appear in the front panel LCD menu display e Le V 35 PORT X 1 o bue feed o HOT REPLACEABLE Figure 1 1 Nx DBU Option Module 1 6 Nx DBU Option Module User Manual 61200158L1 1 Chapter 2 Installation UNPACK 8 INSPECT Carefully inspect the option module for any shipping da
14. e 3 15 Operation e AI i LA oii 3 15 5 PORT UTILITY Submenu of 3 UTIL eene enne 3 15 Operation T 3 16 2 RUN SELF TEST Submenu of 4 TEST eese 3 17 3 PORT TEST Submenu of 4 TEST eine 3 17 viii Nx DBU Option Module User Manual 61200158L1 1 Table of Contents OperatiOnz iuste i mni etf m o e e Due ert 3 17 1 1 Nx DBU Menu Options ss 3 18 IDTE Eoopback annetd eagen Baan er vee ertet 3 18 2 5 TI PACET zo revers denderde dt 3 19 3D ILRESULTS netiis liada delia 3 19 4 DBU LOOPBACK OFF ON sis 3 19 HD BW TEST ecce A ee UR 3 19 6 DBU DATA ENTRE cea 3 20 7 OBW TST RESULT L3 3 Aer is idas 3 20 Appendix A System Messages nevens ss sonsvenonn on veoovenn onse veesveonensseneeveenenssen A 1 A deed Seb dn wanden ve net eenen deden sande eh Ren Ve o Rare Index 1 61200158L1 1 Nx DBU Option Module User Manual ix Table of Contents X Nx DBU Option Module User Manual 61200158L1 1 List of Figures Figure 1 1 Figure 2 1 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Figure 3 9 Figure 3 10 61200158L1 1 Nx DBU Option Module 1 6 Installing the Option Module ss 2 2 TSU 100 Main Menu Tree 3 2 Nx DBU Option Module Menu Tree 3 3 Port Status Submenu iicet ehe etre de e RR 3 4 DBU Status Submenu sess eene 3 7 Port Configuration Submenu ss 3 8 Inband Remote Configuratio
15. e hour that the backup will be disabled can be entered from the numeric keypad Choices 0 to 23 Trap in DBU If traps are enabled See Unit Configuration this param eter will send either a single trap upon going into a DBU session or send repeated traps for the duration of the DBU session Choices Single Repeated For items A and B to function properly verify that the time and date in NOTE the TSU are set correctly Consult the appropriate TSU user manual for instructions for setting date and time 2 FACTORY RESTORE SUBMENU OF 3 UTIL This selection is used to restore the factory default set tings for all pass through option module parameters Operation To return the unit to the opening main menu with all the factory default settings restored do the following 1 Follow the standard operating procedure to access the 3 UTIL menu items 2 With the cursor on 2 FACT RESTORE press Enter 5 PORT UTILITY SUBMENU OF 3 UTIL The 5 PORT UTILITY submenu is used to access the dis play of the current software information for each port in stalled in the unit This information is required when requesting assistance from ADTRAN Technical Support or when updates are needed 61200158L1 1 Nx DBU Option Module User Manual 3 15 Chapter 3 Operation Operation To display the screen on the TSU 100 shown in Figure 3 7 do the following 1 Follow the standard operating procedure to access the 3 UTIL menu items
16. e internal menus for their configuration are part of the Nx DBU option module and are automatically installed when the Nx DBU is installed in a TSU unit 61200158L1 1 Nx DBU Option Module User Manual 1 1 Chapter 1 Introduction FEATURES OF THE NX DBU OPTION MODULE Nx Features DBU Features Data rates from 56 kbps to 2 048 mbps in 56K or 64K increments Includes an elastic store for adsorption of rate varia tions Executes and responds to V 54 looping codes Outputs a 50 percent duty cycle output clock at all rates Provides an inband control channel 8 kbps for net work management communication Generates and checks 511 test pattern toward net work 511 pattern generator is capable of injecting errors Can verify integrity of dial up network with a test pattern without disrupting T1 data Detect no data transitions on the data received from the network with verify over inband channel User definable delay between call retries if backup connection is not successfully established User definable verification of dial up network Daily Weekly or On Command without T1 data disrup tion Backup can be initiated by Alarm conditions on network AIS RAI or Red Alarm Absence of data transitions for a user defined delay Uses 8 kbps channel to check end to end connectivity before activating backup Disable backup based on hour of day and weekend Uses pattern to validate backup dial network Nx DB
17. ect the DBU CONFIG menu option to access the menu options discussed in this section Originate When a backup condition is detected this end of the cir cuit activates the backup by initiating a call to the answer end Answer This end of the circuit goes into backup when a call comes in and a backup condition is detected 2 Backup On This selects the conditions that use the Nx DBU to initiate backup Net Fail Backup occurs on Red Alarm Yellow Alarm Blue Alarm and LOS 3 12 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation Net Data Fail Backup occurs on the same conditions as Net Fail plus loss of data transitions on the data the Nx56 64 receives from the network When the inband channel is enabled it is used to periodically verify the NOTE connection and detect backups When enabled this is the primary criteria used for detecting backup conditions 3 Pattern Verify 4 Backup Delay 5 Restore Delay Enable Disable This selects whether or not the DBU will use its pattern generator and receiver to authenticate backup attempts When the local and remote units are both Nx DBUs set to ENABLE otherwise set to DISABLE This selects the time allowed to elapse between the net work going into alarm or no data transmissions and the backup beginning Choices 1 sec 3 sec 10 sec 30 sec 1 min 5 min 10 min This selects the time that elapses between the network go ing out of alarm or data
18. fications to this unit not expressly approved by CAUT Warranty and Customer Service ADTRAN will replace or repair this product within five 5 years from the date of shipment if it does not meet its published specifications or fails while in service For detailed warranty repair and return information See the ADTRAN Equip ment 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 ADTRAN Technical Support listed on the inside back page of this manual LIMITED PRODUCT WARRANTY ADTRAN warrants that for five 5 years from the date of shipment to Cus tomer all products manufactured by ADTRAN will be free from defects in materials and workmanship ADTRAN also warrants that products will con form to the applicable specifications and drawings for such products as con tained in the Product Manual or in ADTRAN s internal specifications and drawings for such products which may or may not be reflected in the Product Manual This warranty only applies if Customer gives ADTRAN written notice of defects during the warranty period Upon such notice ADTRAN will at its option either repair or replace the defective item If ADTRAN is unable in a reasonable time to repair or replace any equipment to a condition as war ranted Customer is entitled to a full refund of the purchase price upon return of the eq
19. isplay Figure 3 9 on the TSU 100 place the cursor on 3 PORT TEST and press Enter or the number 3 key This displays the available ports Figure 3 9 Port Test Submenu 61200158L1 1 Nx DBU Option Module User Manual 3 17 Chapter 3 Operation 1 1 Nx DBU Menu Options The 1 1 Nx DBU interface offers the following seven test functions 1 DTE Loopback Initiates a loopback PRT LOCAL The Nx port activates both a local loopback back toward the DTE and a port loopback when either is invoked REMOTE The remote loopback causes a channelized V 54 code to be sent to the far end The Nx at the far end activates a PORT LCL loopback on detection of the V 54 code REM V 54 CONT This loopback causes continuous V 54 code to be sent to the far end The Nx at the far end activates a PORT LCL loopback upon detection of the V 54 code OFF The loop is deactivated The TSU checks the remote loopback activation by detecting a proper response from the remote end While waiting for the response the display NOTE shows Looping If successful the display changes to Looped Up If unsuccessful the display shows Failed 3 18 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation 2 511 PATT 3 511 RESULTS Activates the generation of the 511 test pattern toward the T1 network Options are On The pattern check circuitry is enabled and the test is started The test is ended by selecting Off
20. les ninsisti esiteini e iee iieri e eei PER xiii Chapter 1 Introduction 1 1 Nx DBU V 35 Option Module Overview ss 1 1 Functional Description sete ceat eet aie tres 1 1 Features of the Nx DBU Option Module ss 12 NX LEN 1 2 DBU Features ses tidad 1 2 Features Common to the Nx and the DBU ss 1 3 Interfaces seno netta Bee t d c brevi eb Mey id 1 3 Specifications of the Nx DBU ertet ias 1 4 Specifications Nx56 64 DCE Interface sss 1 4 Specifications DBU DTE Interface 1 5 Specifications Nx56 64 and DBU ss 1 5 Physical Description s n ret te tree pr ite re niet d bre the Pedo 1 6 Chapter 2 Installation ss 2 1 Unpack amp Inspect oit eredi e eee eden ve iet 2 1 ADTRAN Shipments Include et rette irte 2 1 Customer Provides eiae iae d de eeen eerte 2 1 Installing the Option Module ss 2 1 Placement of the Option Module ss 22 Power Connection ae i rte or RR dateen e bie eae pese taande 2 2 A Ne d npe ero UR Rc e Benen rte 2 3 Power Up Testing and Initialization us 2 4 Chapter 3 Operation ss 3 1 OA races eee ete A PE a AN ERR e eve eT ene RE nes 3 1 Front Panel Indicators Buttons eese ener enne rne eene 3 1 Men Structure mr HER tice ione e e eR Sates 3 1 61200158L1 1 Nx DBU Option Module User Manual vii Table of Contents Nx DBU Menus Are All Submenus eene 3 2 Operations tedere ET Er 3 3 SPORT Status nen weent nenten area nan hee 3 4 Operati n
21. mage If damage is suspected file a claim immediately with the carrier and then contact ADTRAN Technical Support If possible keep the original shipping container for use in shipping the option module back for repair or for verification of damage during shipment ADTRAN Shipments Include e The Nx DBU Option Module e The Nx DBU Option Module User Manual to be insert ed into main TSU user manual Customer Provides e DTE cable e DCE cable INSTALLING THE OPTION MODULE 61200158L1 1 Nx DBU Option Module User Manual 2 1 Chapter 2 Installation Placement of the Option Module Figure 2 1 shows proper placement of the option module Perform the following steps to install the option module 1 Remove the cover plate from the TSU unit rear panel 2 Slide the option module into the rear panel of the TSU unit until it is positioned firmly against the front of the unit 3 Fasten the thumbscrews at both edges of the option module Cover Plate TSU UNIT Option Module a t JL 1p Figure 2 1 Installing the Option Module Power Connection Each option module derives power from the base TSU unit Power to the TSU is supplied by a captive 8 foot power cord 2 2 Nx DBU Option Module User Manual 61200158L1 1 Chapter 2 Installation Wiring The Nx DBU option module has two V 35 Winchester style connections The Nx connections are defined in T
22. n 3 11 Port Utility Submoenu irre tre dee re res 3 16 Port Name and Software Version 3 16 Port l stS bmienu col see iie eu 3 17 DBU TST Result Submenu eese 3 20 Nx DBU Option Module User Manual xi List of Figures xii Nx DBU Option Module User Manual 61200158L1 1 List of Tables Table 2 1 Nx V 35 Winchester Pin Connection 2 3 Table 2 2 DBU V 35 Winchester Pin Connection 2 4 Table 3 1 Normal Mode Operation 3 9 61200158L1 1 Nx DBU Option Module User Manual xiii List of Tables xiv Nx DBU Option Module User Manual 61200158L1 1 Chapter 1 Introduction Nx DBU V 35 OPTION MODULE OVERVIEW The Nx DBU V 35 option module is one of the option modules available for use with the following TSU units e TSU 100 e TSU 120 e TSU 600 e TSU 610 The Nx DBU V 35 option module installs in the option slot of the TSU units and provides an additional synchro nous V 35 interface port with dial backup capability When used in these products this interface port allows an additional DTE to have access to the T1 service with dial backup capability in the event of a T1 failure In the remainder of this manual the module will be called the Nx DBU option module Functional Description The Nx DBU option module operates in the option slot of the TSU units and is under the control of the TSU The Nx DBU option module is configured from the front panel or by an external PC program Th
23. nection 2 3 Nx DBU menu tree 3 3 Nx DBU Option Module features 1 2 Nx DBU V 35 Option module Overview 1 1 Nx DBU overview 3 1 Nx56 64 and DBU mechanical specs environmental specs 1 5 Nx56 64 CONFIG 3 8 NxDBU Functional Description 1 1 P Pattern Verify DBU config 3 13 PORT CONFIG 3 7 port config operation 3 7 PORT Status 3 4 port status how to access 3 4 PORT TEST 3 17 port test operation 3 17 port utility operation 3 16 Power Connection to the TSU unit 2 2 61200158L1 1 Nx DBU Option Module User Manual Index 1 Index Power Up Testing and Initialization 2 4 product warranty v R Restore Delay DBU config 3 13 RTS CTS DCD DSR 3 5 RTS CTS DTR DSR 3 6 RUN SELF TEST 3 17 S Shipping damage in case of 2 1 Specifications DBU DTE Interface 1 5 Nx56 64 DCE Interface 1 4 Status Menu options 3 5 Index 2 Nx DBU Option Module User Manual T tests 1 5 TESTS OFF DBU test 3 19 TSU 100 menu tree 3 2 TX CLK CNTRL Nx56 64 config options 3 9 TX CLK SOURCE Nx 56 64 config option 3 12 TXD RXD DCD RI 3 6 TXD RXD ETC LCK 3 5 V V 35 Winchester connectors interfaces used with Nx DBU 1 3 Ww Warranty and Customer Service iv Wiring pin connection 2 3 WKEND Lockout DBU config 3 14 61200158L1 1 Product Support Information Pre Sales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engineering or ADTRAN Sales Applications E
24. ngineering 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 avail able Technical Support 888 4ADTRAN Repair and Return If ADTRAN Technical Support determines that a repair is needed Technical Sup port will coordinate with the Customer and Product Service CaPS department to issue an RMA number For information regarding equipment currently in house or possible fees associated with repair contact CaPS directly at the following num ber CaPS Department 256 963 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Inc CaPS Department 6767 Old Madison Pike Progress Center Building 6 Suite 690 Huntsville AL 35807 RMA
25. nsmitted data TD A to DCE S 103 Transmitted data TD B to DCE Y 114 TX clock TC A from DCE AA 114 TX clock TC B from DCE POWER UP TESTING AND INITIALIZATION The option module executes a self test during the power up sequence as described in the TSU manual No initial ization input is required Upon power up any previous ly configured setting for the option module is automatically restored When the self test is complete and configuration is suc cessfully restored the LED labeled OK in the module group on the front panel turns ON For more information on front panel operation see the Operation chapter of the appropriate TSU user manual If any alarms are detected during operation the red LED labeled ALARM in the module group on the front panel turns ON 2 4 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation OVERVIEW The Nx DBU option module is controlled as part of the TSU using the same methods as described in the appro priate TSU user manual Front Panel Indicators Buttons Refer to the description of the front panel indicators and buttons in the appropriate TSU user manual Menu Structure The Nx DBU option module menus appear as a subset of and operate the same as menus for the TSUs The menus are accessed by selecting 1 1 NX DBU under the PORT menu items The main menu for the TSU 100 is used for illustrative purposes The main menus for the other TSU units oper ate
26. on module and the data rate for which the option module is configured Operation To display Figure 3 3 on the TSU 100 starting with the cursor on main menu item STATUS do the following 1 Press Enter or the number 1 key This displays the first two Status submenu items with the cursor on 1 NI PERF RPTS 2 Use the Scroll Down key to place the cursor on PORT STATUS and press Enter This displays the first available port 3 Use the scroll keys to find 1 1 Nx DBU and press Enter Figure 3 3 Port Status Submenu The base Nx interface offers the status screens listed in this manual For other option modules refer to the ap propriate manual 3 4 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation Nx DBU Status Menu Options 1 DTE DATA CLOCK 2 DTE STATUS 3 DTE PORT RATE Select the 1 1 Nx DBU The following five menu options are available Shows the status active or not active of the following lines TXD Transmit data to the DTE RXD Receive data from the DTE ETC External transmit clock from DTE LCK Lock status of the phase locked loop Shows the status active or not active of the following lines RTS Request to send from DTE CTS Clear to send to DTE DCD Data carrier detect to DTE DSR Data set ready to DTE Displays the data rate to which the Nx port is set 61200158L1 1 Nx DBU Option Module User Manual 3 5 Chapter 3 Operation 4 DBU
27. ubmenu 3 20 Nx DBU Option Module User Manual 61200158L1 1 Appendix A System Messages ALARM MESSAGES Network Interface NI Red Alarm NI unable to align frame with incoming signal Yellow Alarm Remote alarm indication RAI being received from the far end Blue Alarm Unframed all 1s AIS being received at NI Loss of Signal No signal detected at NI Nx DBU Option Module Clock Slip Difference in frequency of the data clock at the network and DTE PLL Alarm Unable to lock phase lock on the clock provided by the network interface 61200158L1 1 Nx DBU Option Module User Manual A 1 Appendix A System Messages Zeros Alarm All Os data being sent to the network interface No EXT Clock No external transmit clock at DTE when applicable STATUS MESSAGES Network Interface NI Payload On Payload loopback activated Line On Line loopback activated Loopback Off All loopbacks deactivated Factory Restore Factory setting restored Power On Unit powered on Self Test Internal self test performed A 2 Nx DBU Option Module User Manual 61200158L1 1 Appendix A System Messages Nx DBU Option Module Loop Up Data is looped back at both the network interface and the DTE interface of the card Remote Loop Up Sending a V 54 pattern in an attempt to loop up a remote device 511 Pattern On Sending a 511 pattern towards the network interface Loop Down Data is no longer looped back at the
28. uipment to ADTRAN This warranty applies only to the original pur chaser and is not transferable without ADTRAN s express written permission This warranty becomes null and void if Customer modifies or alters the equip ment in any way other than as specifically authorized by ADTRAN EXCEPT FOR THE LIMITED WARRANTY DESCRIBED ABOVE THE FORE GOING CONSTITUTES THE SOLE AND EXCLUSIVE REMEDY OF THE CUS TOMER AND THE EXCLUSIVE LIABILITY OF ADTRAN AND ISIN LIEU OF ANY AND ALL OTHER WARRANTIES EXPRESSED OR IMPLIED ADT RAN SPECIFICALLY DISCLAIMS ALL OTHER WARRANTIES INCLUDING WITHOUT LIMITATION ALL WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE SOME STATES DO NOT ALLOW THE EXCLUSION OF IMPLIED WARRANTIES SO THIS EXCLU SION MAY NOT APPLY TO CUSTOMER In no event will ADTRAN or its suppliers be liable to Customer for any inciden tal special punitive exemplary or consequential damages experienced by either Customer or a third party including but not limited to loss of data or information loss of profits or loss of use ADTRAN is not liable for damages for any cause whatsoever whether based in contract tort or otherwise in excess of the amount paid for the item Some states do not allow the limitation or exclusion of liability for incidental or consequential damages so the above limitation or exclusion may not apply to Customer vi Table of Contents Ipcqoguri a a Sis xi List of Tab
29. ure 3 6 this allows the PC con nected to the chain in port on TSU 600 A to monitor con figure both TSU 600 A and B This feature is useful when FDL connectivity is not available across the T1 span 3 10 Nx DBU Option Module User Manual 61200158L1 1 Chapter 3 Operation This 8 kbps channel is only taken out of the first DSO If two 64K DS0s are mapped the DTE rate would be 120 kbps instead of 128 kbps TJ T WATCH TSU 600 A TSU 600 B CHAIN IN NX DBU PBX NX DBU PBX ROUTER PBX ROUTER PBX Figure 3 6 Inband Remote Configuration When the inband configuration channel is enabled the NxDBU uses the channel to verify end to end connectivi ty of the T1 network This provides more robust monitor ing of the primary network Enabling the inband channel is especially useful in networks where NOTE alarms are not passed end to end In these circuits the inband channel should be On for complete DBU protection 61200158L1 1 Nx DBU Option Module User Manual 3 11 Chapter 3 Operation 9 TX CLK SOURCE Controls the clock used by the DTE Normally this is set to INTERNAL If the DTE provides a clock with TX data the clock selection is set to EXTERNAL The NX 56 64 will depend on an externally supplied clock to accept the TX data Choices INTERNAL or EXTERNAL DBU CONFIG Menu Options 1 Backup Mode Sel
30. y of the first two submenu items with the cursor on the first item Use the scroll down key to place the cursor on the desired item then press Enter This displays the first two submenu choices The Nx DBU option module menu tree selections are discussed in the sections following Fig ure 3 2 DTE DATA CLOCK DTE STATUS 1 DSO RATE DTE PORT RATE 2 TX CLK CNTRL DBU DATA CNTRL 3 DATA 1 STATUS 5 PORT STATUS DBU CONTROL 4 CTS DBU STATUS 5 DCD 6 DSR 1 NX56 64 CONFIG 7 0 INHIB 8 INBAND MODE 2 CONFIG 7 PORT CONFIG 4 2 3 4 BACKUP MODE BACKUP ON PATTERN VERIFY BACKUP DELAY 2 DBU CONFIG 2 FACTORY 3UTL RESTORE 5 RESTORE DELAY 6 7 RETRY DELAY NUM RETRIES 8 BACKUP TESTING 1 BACKUP TEST 9 WKEND LOCKOUT 2 TEST HOUR A ENABLE HR 3 TEST DAY 5 PORT UTILITY SW REV 2 RUN SELF TEST B DISABLE HR 1 1 NXDBU 1 2 511 PATT 3 511 RESULTS DTE LOOPBACK 4 DBU LOOPBACK 3 PORT TEST 5 DBU TEST 6 DBU DATA CNTRL 7 DBU TST RESULT Figure 3 2 Nx DBU Option Module Menu Tree 61200158L1 1 Nx DBU Option Module User Manual 3 3 Chapter 3 Operation 5 PORT Status The Status menu branch allows you to view the status of the TSU 100 operation It displays the status of the moni tored signal line on the Nx DBU opti
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