Multiport DBU User Manual (Rev A) (November
Contents
1. This displays the first two Configuration submenu items with the cursor on 1 NETWORK NI 2 UsetheScroll Down key to place the cursor on 7 PORT CONFIG and press the Enter key 3 Usethe scroll keys to identify 1 1 DIALBU Only the bottom line of the display changes Figure 3 5 Port Configuration Submenu To select Port Configuration press the Enter key This displays the first of 10 submenu items They are 1 BACKUP ENABLE DISABLE This selects the global Enable and Disable for the DBU option card 2 BACKUP DELAY 1 sec 3 sec 10 sec 30 sec min 5 min 10 min This selects the time allowed toelapse between the network going into alarm and the backup beginning 3 RESTORE DELAY 1 sec 3 sec 10 sec 30 sec 1 min 5 min 10 min never This selects the time that elapses between the network going out of alarm and the backup call being taken down If never is selected the user must deactivate the backup mode 16 DBU Interface O ption M odule User M anual 61200 0890 1 y CAUTION NOTE 61200 08912 1 Chapter 3 O peration 4 The DBU can activate backup in two basic modes Single End Failure or Both End Failure Single End Failure Mode ORIG ANS ANY In this mode a network failure detected at either end of the circuit causes a backup to be activated The DBU at the failed end initiates a call to the opposite end which goes into backup mode upon receiving a call This is particularly2. cannot be sent over the backup link b Turn on 511 pattern generation in the Nx56 64 in the local end unit and verify sync c In the local unit DBU set Both End Failure Mode To test the backup perform the following steps a Follow steps a and b above from the ORIGINATE or ANSWER unit Disconnect the T1 interface cable causing a network failure at both ends c Follow step d above d Reconnect the T1 interface cable Verify that the CSU LEDs show OK e Follow step f above f Follow step g above 9 PRODUCT SUPPORT INFORMATION Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engineering or ADTRAN Sales Applications Engineering Sales 800 615 1176 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 800 726 8663 Repair and Return If ADTRAN Technical Support determines that a repair is needed Technical Support will coordinate with the Return Material Authorization RMA department to TEST gt PORT TEST gt 2 FORCE BCKUP to ON issue an RMA number For information regarding This causes a dial backup connection to be established X no Data on the T1 circuitis disrupted for W ARN the duration of this test d Verify that after the backup is established the Nx
3. Chapter 1 Introduction DIALBACKUP OVERVIEW CAUTION The Dial Backup DBU Interface Option Module is one of the option modules available for use with the ADTRAN TSU 100 600 The DBU interface option module installs in the option slot of the TSU 100 600 and provides a DTE interface capable of interfacing to various dial backup devices It utilizes the full bandwidth of the dial backup network to backup a single data port in a TSU 100 600 When backing up multiple data ports the DBU will rob an 8 kbps channel to maintain data alignment The DBU must be installed in slot 2 of the TSU 600 DIALBACKUP FUNCTIONALDESCRIPTION CAUTION 61200 08912 1 The DBU interface option module operates in the option slot of the TSU 100 600 and is under the control of the TSU 100 600 The DBU is configured from the front panel or by T Watch an external PC program The internal menus for its configuration are part of the DBU card and are automatically installed when the DBU interface option module is plugged into the TSU 100 600 The DBU operates only with TSU 100 code Rev K or higher and TSU 600 code Rev E or higher DBU Interface O ption M odule User M anual 1 Chapter 1 Introduction FEATURES OF THE DBU INTERFACE OPTION MODULE INTERFACES The main features of the DBU Interface Option Module include the following e Operates using 1 to 24 DSOs e Includes an elastic store for absorption of rate variations e Acce
4. M anual 11 Chapter3 O peration AS EF 1 NI PERF RPTS ES SES 2 ERRORS URS ALARM LIST 3 ACTIVE ALARMS ego mw END OF LIST 4 VIEW HISTORY HISTORY LIST END OF HISTORY DTE DATA OI Nx56 64 DTE STATUS 6 REMOTE PORT OPTION PORTS PORT RATE 1 NETWORK NI 1 FORMAT 2 CODE UNE 1 CNTRL PORT 3 YEL ALARM 2 DIAL OUT 4 XMIT PRM 5 TIMING MODE 2 CONFIG m 6 SET LBO 3 MAP XCHANG 7 INBAND LPBCK BEEN A BIT STUFFING 4 MAP IN USE A B 2 MAP B HH MM 1 COPY A gt TEMP 2 CREATE TEMP 3 REVIEW MAP A MAIN MENU 5 DSO MAP A A REVIEW TEM 1 COPYB gt TEMP 2 CREATE TEMP 5 EDIT TEMP 1 INTEACE 3 REVIEW MAP B 6 APPLY TEMP gt A gt RATE 56 84 4 REVIEW TEMP 6 DSO MAP B 5 EDITTEME 3 TX CLK CNTRL 6 APPLY TEMP gt B A DATA 5 CTS 0 1 Nx56 64 7 PORT CONFIG 6 DCD OPTION PORTS 7 DSR 8 0 INHIB 1 TIME DATE TIME HH MM SS DATE MMB AG Returns all configurations 2 FACTORY RESTORE CA ono 8 UTIL 3 NEW PASSCODE IserPasscope PAsscoDE Set Unit ID 4 UNIT ID 5 SOFTWARE REV Displays Current Software Revision 6 PORT UTILITY OF INKS GIES OPTION PORTS 1 LOCAL LOOPBK LINE ON PAYLOAD ON ATT INBAND LLB EE NO LOOPBACK ANSI FDL LLB 1 NETWORK TESTS ANSLFDL FES NO LOOPBACK BATTERN QRSS ALL DS0s QRSS TST DSOs 4 TEST NONE 4 PATTERN RESULT Displays Results 2
5. cone enia erdt ie redet 16 3 FACTORY RESTORE Submenu of 3 U TIL tee fetten uetus 19 Operation aiite rere o een io anil lados reor it Got petet 19 61200 089D 1 DBU Interface O ption M odule User M anual i Table of Contents 7 PORT UTILITY Submenu of 9 U TID d critt 19 Operation see e ee 19 2 RUN SELF TEST Submenu of 20 3 PORT TEST Submenu of 4 TEST ii 21 Operation sos etre e HI A el qua gana 21 Appendix A Dial Backup System 23 List of Figures Figure 1 1 DBU Option 4 Figure 2 1 Installing the Option Module urla teen idees 6 Figure 3 1 TSU 100 Main Menu 12 Figure 3 2 DBU Option Card Menu Tree 13 Figure 3 3 Port Status Submenu sss 14 Figure 3 4 SYNC Status Window sss 15 Figure 3 5 Port Configuration Submenu sss 16 Figure 3 6 Port Utility Submenu iii 19 Figure 3 7 Display of Port Name and Firmware Version 20 Figure 3 8 Port Test Submenu sss e 21 List of Tables Table 2 A V 35 Winchester Pin Connection i iii 8 ii DBU Interface O ption M odule User M anual 61200 08912 1
6. or Both End Failure Single End Failure Mode ORIG ANS ANY In this mode a network failure detected at either end of the circuit causes a backup to be activated The DBU at the failed end initiates a call to the opposite end which goes into backup mode upon receiving a call This is particularly useful for Fractional T1applications where a failure at one end cannot be reported to the other end p In this mode the unit will go into backup mode on any received call even a wrong number CAUTION Both End Failure Mode ORIGINATE or ANSWER In this mode both ends of the circuit must detect a network failure before backup is activated One DBU is set to Originate and the other to Answer Upon a network failure only the Originate DBU initiates backup by dialing the Answer end Once called the Answer DBU goes into backup mode only if a network failure is detected This is ideal for full T1 point to point applications where a failure at one end is reported to the other end Yellow alarm This eliminates the possibility of a wrong number initiating a backup 5 CONFIGURE DBU AND DCE Single End Failure Configuration DCE Both Ends DTR Dial if on DCD Normal DSR Off Idle Test DBU Both Ends BACKUP ENABLE DBU MODE ORG ANS ANY Set number of DSOs to backup 1 24 CTS Follow RTS Set rate per DSO 56K or 64K Both End Failure Configuration Set the external DCE V 35 interface to the following modes Orig
7. useful for Fractional T1 applications where a failure at one end cannot be reported to the other end In this mode the unit will go into backup mode on any received call even a wrong number Both End Failure Mode ORIGINATE or AN SWER In this mode both ends of the circuit must detect a network failure before backup is activated One DBU is set to Originate and the other to Answer Upona network failure only the Originate DBU initiates backup by dialing the Answer end Once called the Answer DBU goes into backup mode only if a network failure is detected This is ideal for full T1 point to point applications where a failure at one end is reported to the other end Yellow alarm This eliminates the possibility of a wrong number initiating a backup Only the DBU set to ORIGINATE activates a backup for network failure The ANSWER DBU must also detect network failure to go into backup mode 5 DSORATE 56K 64K This selects the rate for the DSO to be used on the backup network If 64K DSO is desired for an ISDN backup confirm that the dial up ISDN network is provisioned for 64K clear channel access DBU Interface O ption M odule User M anual 17 Chapter3 O peration 6 NUMBER DSO 1 24 The number of DSOs that are backed up is entered by using the numeric keypad on the front of the TSU 100 600 Verify that the two above settings do not exceed available bandwidth This can be done from Port Status Backup Rate Ve
8. 5 Check DCE Rate Figure 3 2 DBU Option Card Menu Tree Operation 61200 08912 1 With the cursor on one of the four Main menu choices press the Enter or the number key The results are a display 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 DBU Interface O ption M odule User M anual 13 Chapter3 O peration 5 PORTSTATUS SUBMENU OF 1 STATUS The Status menu branch provides the ability to view the status of the TSU 100 operation It displays the status of the monitored signal line on the DBU option board and the backup rate for which the DBU card is configured Operation To display Figure 3 3 on the TSU 100 start with the cursor on Main menu item 1 STATUS and do the following 1 Pressthe Enteror the number 1 key This displays the first two Status submenu items with the cursor on 1 NI PERF RPTS 2 UsetheScroll Down key to place the cursor on 5 PORT STATUS and press the Enter key This displays the first available port 3 Use the scroll keys to identify 1 1 DIALBU and press the Enter key Figure 3 3 Port Status Submenu The DBU interface offers the status screens listed in this manual For other option modules refer to the appro priate separate manual DBU Status Select 1 1 DIALBU 1 DCEDATA CK 2 DCESTATUS 3 BACKUPRATE 4 SYNC Status 5 Bac
9. 56 64 in the local unit again has 511 pattern sync e In the local unit DBU set equipment currently in house or possible fees associ ated with repair contact RMA directly at the following number RMA Department 205 971 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Inc TEST gt PORT TEST gt 2 FORCE BCKUP to OFF RMA Department This causes the dial backup connection to be disconnected f Turnoff511 pattern generation in the Nx56 64 in the local unit g Loopdownthe Nx56 64 in the far end unit by turning off V 54 Loopback from the Nx56 64 in the local unit 01 Explorer Boulevard P O Box 070020 Huntsville Alabama 35807 RMA DBU Multi Port Quick Start Guide 61200 089L2 13B NOTICE The Dial Backup Option Module p n 1200 089L2 operates only in TSU s meeting the following requirements TSU Type Minimum Software Revision for Multiport Backup TSU 100 P TSU 120 E TSU 600 G TSU 600L2 A HSU 100 Not Supported HSU 600 Not Supported TSU Type Hardware Requirements TSU 100 If multiple data ports are being backed up DSO number 1 must be mapped to a second generation Nx56 64 p n 1202 054L1 in the backup map TSU 120 No Special Requirements TSU 600 Same as the TSU 100 and the DBU must be installed in slot 2 TSU 600L2 Same as the TSU 100 and the DBU must be installed in slot 2 For further assistance please contac
10. ADRAN DBUINTERF ACE OPTION MODULE MULTIPORT Part Number 1200089L2 HS USER MANUAL 61200 089L2 1A November 1995 ADRAN 901 Explorer Boulevard P O Box 070020 Huntsville AL 35807 Phone 205 971 8000 Fax 205 971 8699 1995 ADTRAN Inc All rights reserved Printed in the USA 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 ofthe 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 interference 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 WARNING Change or modifications to this unit not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment Table of Contents Chapter 1 Introduction eese etienne tn intenta intenso tnn 1 Dial Backup Overview iii so ea iaka aeie e e ea aaaea eA n aaas enne 1 Dia
11. DBU Interface O ption M odule User M anual 61200 089L2 1 Chapter 2 Installation POWER UP INITIALIZATION 61200 08912 1 No initialization input is required Upon power up any previously configured setting for the DBU is automati cally restored When the configuration is successfully restored the LED labeled OK in the MODULE group on the front panel turns On For more information see the section Front Panel Operation in the chapter Operation of the TSU 100 User Manual If any alarms are detected during opera tion the red LED labeled ALARM in the MODULE group on the front panel turns On DBU Interface O ption M odule User M anual 9 Chapter2 Installation 10 DBU Interface O ption M odule User M anual 61200 08912 1 Chapter 3 Operation OVERVIEW The DBU is controlled as part of the TSU 100 600 using the same methods as described in the TSU 100 600 user manual Front Panel Indicators Buttons Refer to the description of the TSU 100 600 front panel indicators and buttons in the TSU 100 600 user manual Menu Structure The DBU menus appear as a subset of and operate the same as menus for the TSU 100 600 The menus are accessed by selecting 1 DIALBU under the PORT menu items Figure 3 1 shows the TSU 100 600 Main menu with the PORT menu items in bold italics Figure A 1 in appendix TSU 100 Menu Tree in the TSU 100 User Manual is a complete menu tree diagram 61200 089121 DBU Interface O ption M odule User
12. RUN SELF TEST Displays Results 0 1Nx 56 64 I LOOPEK A 3 PORT TEST 2 511 PATT OPTION PORTS 4 CANCEL TESTS 12 DBU Interface O ption M odule User M anual 3 DISP 511 RESLT I Displays Results Figure 3 1 TSU 100 Main Menu Tree 61200 08912 1 Chapter3 O peration DBU MENUS ARE ALLSUBMENUS The DBU menus are accessed from and operated the same as menus for the TSU 100 As shown in the menu items in bold italics in Figure 3 1 the DBU items are submenu choices of the four Main menus Each of the DBU submenu items is shown in Figure 3 2 and discussed in the following paragraphs All are accessed by the same method 1 DCE Data CK RXD TXD DCD LCK 2 DCE Status RTS CTS DTR DSR 5 Port Status 4 Sync Status 3 Backup Rate 5 Backup Status 1 Backup Enable Disable 7 Port Config 2 Backup Delay 1sec 3 sec 10 sec 30 sec 1 min 5 min 10 min 3 Restore Delay 1 sec 3 sec 10 sec 30 sec 1 min 5 min 10 min Never MAINIMEN I 4 DBU Mode Originate Answer Originate ANS ANY 6 Number DSO 1 24 7 Weekend BCKUP Enable Disable 8 Enable HR 0 24 5 DSO Rate 56K 64K 9 Disable HR 0 24 10 DCE RATE ALRM Enable Disable Dial Backu Firmware Rev 6 Port Util 1 Loopback Local Off 2 Force BCKUP Off On 3 Port Test 3 Interface TST Off On A DCE Data CK RXD TXD DCD LCK
13. The customer provides the following e DTE cable 61200 08912 1 DBU Interface O ption M odule User M anual 5 Chapter 2 Installation INSTALLING THEOPTION MODULE Placement of the Option Module Figure 2 1 is representative of the action required for proper placement of the option module Perform the following steps to install the option module 1 Remove the cover plate from the TSU 100 600 rear panel 2 Slide the option module into the rear panel of the TSU 100 600 until it is positioned firmly against the front of the unit 3 Fastenthe thumbscrews at both edges of the option module a For the TSU 600 the DBU module must be in option slot 2 AM CAUTION X 4 Cover Plate N 7 X TSU100 LI Option Module J Su TES O o Figure 2 1 Installing the Option Module Power Connedion Each option module derives power from the base TSU 100 600 unit Power to the TSU 100 600 is supplied by a captive eight foot power cord 6 DBU Interface O ption M odule User M anual 61200 089L2 1 Chapter 2 Installation WARRANTY AND CUSTOMER SERVICE 61200 08912 1 ADTRAN will replace or repair this product within five 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 refer to the ADTRAN Equipment Warranty Repair and Return Policy Pr
14. 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 3 FACT RESTORE press the Enter key 7 PORTUTILITY SUBMENU OF 3 UTIL The 7 PORT UTILITY submenu is used primarily to access the display of the current software information for each port installed in the unit This information is required when requesting assistance from ADTRAN Technical Support or when updates are needed Operation To display Figure 3 6 on the TSU 100 do the following 1 Follow the standard operating procedure to access the 3 UTIL menu items 2 With the cursor on 7 PORT UTILITY press the Enter key This displays the first available port Figure 3 6 Port Utility Submenu 61200 08912 1 DBU Interface O ption M odule User M anual 19 Chapter3 O peration To display the port name and the firmware version installed as shown in Figure 3 7 do the following 1 UsetheScroll 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 the Enter key Figure 3 7 Display of Port Name and Firmware Version Press the Cancel key to exit or to select another port 2 RUN SELF TEST SUBMENU OF 4 TEST 20 This menu item is used to execute both the internal test of the TSU 100 600 and the DBU The result
15. ditional port The PORT X 1 and X 2 indication is linked to the port numbering philosophy of the TSU 100 600 product family The X represents the slot number into which the option module is plugged For the TSU 100 there is only one option slot Therefore the port designation would be 1 1 and if a plug on V 35 is present port 1 2 Ina TSU 600 with six option slots these port numbers would be port 1 1 to port 6 1 The numbers appear in the front panel LCD menu displays In the TSU 600 the Dial Backup option card must be used in slot 2 CAUTION DA i 2 e Ve 2 DIAL BACKUP PORT X 1 PORT X 2 X 3 eocceec 29090950096 REPLACEABLE 1 1 Cutout for second option card 2 Screw receptacles for plug on board 3 Port X 2 X 3 header pins Figure 1 1 DBU Option Module DBU Interface O ption M odule User M anual 61200 089L2 1 Chapter 2 Installation UNPACK amp INSPECT Carefully inspect the DBU module for any shipping damage If damage is suspected file a claim immediately with thecarrierand then contact ADTRAN customer service If possible keep the original shipping container for use in shipping the DBU module back for repair or for verification of damage during shipment ADTRAN Shipments The ADTRAN shipment includes the following materials e DBU Module e DBU User Manual to be inserted into main TSU 100 600 user manual Customer Provides
16. first If your local distributor cannot help please contact ADTRAN Technical Support and have the unit serial number available Technical Support 800 726 8663 Repair and Retum If ADTRAN Technical Support determines that a repair is needed Technical Support will coordinate with the Return Material Authori zation RMA department to issue an RMA number For informa tion regarding equipment currently in house or possible fees associated with repair contact RMA directly at the following number RMA Department 205 971 8722 Identify the RMA number clearly on the package below address and return to the following address ADTRAN Inc RMA Department 901 Explorer Boulevard P O Box 070020 Huntsville Alabama 35807 RMA ADRAN QUICK START GUIDE November 1996 DBU MUL TIPORT QUICKST ARTGUIDE Follow the steps provided in this guide to install and test the DBU 1 INSTALL DBU Install the DBU module in slot 2 of the TSU 600 or slot 1 ofthe TSU 100 120 2 VERIFY SOFTWARE REVISION Verify the TSU 100 600 code revision TSU 600 code must be Rev G or higher e TSU 100 code must be Rev P or higher e TSU 120 code must be Rev E or higher If Code revision is incorrect contact ADTRAN Customer Service at 800 726 8663 3 CONFIGURE THE TSU 100 600 120 Configure the TSU 100 600 120 for operation 4 DETERMINE DESIRED OPERATING MODE The DBU can activate backup in two basic modes Single End Failure
17. inate Unit Answer Unit DTR Dial if on DTR Answer if on DCD Normal DCD Normal DSR OFF idle test CTS Follow RTS DSR OFF idle test CTS Follow RTS Set the DBU configuration CONFIGURE gt PORT CONFIG gt X 1 DIALBU Answer Unit BACKUP ENABLE DBU MODE ANSWER Set number of DSOs to backup 1 24 Originate Unit BACKUP ENABLE DBU MODE ORIGINATE Set number of DSOs to backup 1 24 Set rate per DSO Set rate per DSO b6K or 64K b6K or 64K 6 VERIFY BACKUP DATA RATE 61200 089L2 13B Verify that the rate the DBU is configured for matches that of the external DCE for both the answer and the originate unit The DBU configured rate is found under STATUS gt PORT STATUS gt 3 BACKUP RATE b The clock provided by the external DCE is measured by TEST gt PORT TEST 5 CHECK DCE RATE SN If these two numbers do not match check the NOTE configuration of the DBU and the external DCE 7 CONFIGURE BACKUP MAP Configure Map B of the TSU 100 600 120 The ports to be backed up are mapped in DSO 1 continuing for the number of DSOs to equal the bandwidth of the backup DCE 8 TEST OPERATION This test is used to verify the integrity of the backup line prior to use Single End Failure Mode To test the backup perform the following steps a Loopup the Nx56 64 at the far end unit by sending remote V 54 loopback from the Nx56 64 being backed up in the local end unit V 54 loopback
18. kup Status 14 DBU Interface O ption M odule User M anual 61200 08912 1 61200 08912 1 Chapter 3 Operation DCE DATA CK 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 LCK Lock status of the phase locked loop DCE Status Shows the status active or not active of the following lines RTS Request to send to DCE CTS Clear to send from DCE DIR Data terminal ready to DCE DSR Data set ready from DCE Backup Rate Displays the data rate to which the DBU portis configured to Backup SYNC Status Displays an indication of sync between the near end TSU and the far end TSU An asterisk indicates when each end is in sync see Figure 3 4 Figure 3 4 SYNC Status Window Backup Status Indicates the current state of Backup Backup IDLE No backup attempt in progress Backup ATTEMPT Backup started but no Carrier Detect from external DCE Backup ACTIVE Backup Mode and external DCE has carrier detect Exit the displays as described in the TSU 100 User Manual DBU Interface O ption M odule User M anual 15 Chapter3 O peration 7 PORTCONRG SUBMENU OF 2 CONHG The7 PORT CONFIG submenu is used for configura tion of the DIALBU option module Operation To display Figure 3 5 on the TSU 100 starting with the cursor on Main menu item 2 CONFIG do the following 1 Pressthe Enteror the number 2 key
19. l Backup Functional Description iii 1 Features of the DBU Interface Option 2 Interfaces eno eie eode dote eh e 2 Compatibility ite Haee rede eee RR 3 Dial Backup Option Module Specifications sss 3 Physical Description ase 4 Chapter 2 Installation sssini nii 5 Unpack amp Inspection oe netiis do ree desees 5 ADTRAN Shipments SU ap cti teet edes cen nine tuse lcu patte Lee citi 5 Customer Provides naenin n eaaa a siete ai cette 5 Installing the Option Modules area 6 Placement of the Option Module eset ele 6 Power Connect OM seis sees epe dente oett 6 Warranty and Customer Service iii 7 e e e e e EH deed 8 Configuring External DCE ui 8 Oripinate DCE ati a esed 8 Answer DCE ssa ettet tenent ed lenia e re le 8 Power Up Initialization iii 9 Chapter 3 Operati lisesini entente EE 11 OVERVIEW D 11 Front Panel Indicators Buttons eese eerte ener enne 11 Menu Structute ite ettet det e rats 11 DBU Menus Are All Submenus sese 13 Operation ses 13 5 PORT Status Submenu of 1 Status iii 14 Operation cios eee i shes 14 7 PORT CONFIG Submenu of 2 CONFIG sess 16 Operation ue nee pe ae a a
20. ocedure at the end of this manual Return Material Authorization RMA is required prior to returning equipment to ADTRAN For Service RMA requests or more information contact one of the numbers listed at the end of this manual DBU Interface O ption M odule User M anual 7 Chapter2 Installation WIRING The DBU option module has a V 35 Winchester style connection as defined in Table 2 A Table 2 A V 35 Winchester Pin Connection PIN CGIT DESCRIPTION A 101 Protective ground PG B 102 Signal ground SG C 105 Requestto send RTS to DCE D 106 Clear to send CTS from DCE E 107 Data setready DSR to DTE from DCE F 109 Received line signal detector DC D from DCE H Data terminal ready DTR to DCE Ring indicator RI from DCE R 104 Received data RDA from DC E T 104 Received data RD B from DC E V 15 RX clock RC A from DC E X 15 RX clock RC B from DC E P 103 Transmitted data TDA to DCE S 103 Transmitted data TD B to DCE Y 14 TX clock TC A from DCE AA 14 TX clock TC B from DCE CONFIGURING EXTERNAL DCE The external DCE is configured as follows Originate DCE 1 DTR Dial number if on 2 CTS Follows RTS 3 CD Normal Answer DCE 1 DTR Answer if on 2 CTS Follows RTS 3 CD Normal The number to be dialed when DTR is On must be entered in the originating DCE Consult the manual for your external DCE device in setting the above configuration 8
21. pts a plug on port e Provides backup multiple TSU 100 600 data ports e Provides TSU timing locked to backup network when backup function is active e Operates by menu for easy configuration e Offers weekend and time of day backup disable e Performs an extensive self test The DBU Interface Option Module uses the following interfaces e CCITT V 35 electrical differential e Connector V 35 Winchester e Loopbacks Local toward the DCE DBU Interface O ption M odule User M anual 61200 089 2 1 COMPATIBILITY Chapter 1 Introduction The DBU Interface Option Module has been tested with the following external DCE devices e ADTRANDSU e ISU2x64 ADTRAN e JSU128 ADTRAN e JSU512 ADTRAN DIALBACKUP OPTION MODULE SPECIHCATIONS 61200 08912 1 DTE Interface CCITT V 35 Synchronous Rates 56 kbps to 1 536 Mbps in 56 kbps or 64 kbps incre ments Clocking Derived from the external DCE device Tests e Local Loopback menu activated e Interface Test causes dial out to be activated e Self Test Connector Winchester V 35 female DBU Interface O ption M odule User M anual 3 Chapter 1 Introduction PHYSICALDESCRIPTION LJ The DBU is a module which plugs into the option slot in the rear of the TSU 100 600 see Figure 1 1 The rear panel of the option module includes a plastic plug over a cutout for a plug on option card This allows a plug on board to be added to the option module creating an ad
22. r M anual 21 Chapter3 O peration 22 4 DCEDATA CK Allows status of DCD and LCK to be monitored while the INTERFACE TST is on If the dial up network is correctly configured there should be an asterisk over DCD and LCK 5 CHECK DCE RATE Measures the clock rate provided by the external DCE to the Dial Backup option card If this test is performed during an active backup data will temporarily be disrupted DBU Interface O ption M odule User M anual 61200 08912 1 Appendix A Dial Backup System Messages The Dial Backup system messages are the following RATE MISMATCH The dial backup configured rate does not match the rate provided by the DCE PLL Alarm The Phase Locked Loop PLL is unable to lock on the clock provided by the DCE interface Zeros Alarm All Os data being sent to the DCE interface Data Path Alarm Error in propagation of data through the FIFOS DCE Rate Alarm The clock provided by the external DCE does not match the current configuration 61200 08912 1 DBU Interface O ption M odule User M anual 23 Appendix A Dial Backup System M essages 24 DBU Interface O ption M odule User M anual 61200 08912 1 Product Support Information Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engi neering or ADTRAN Sales Applications Engineering 800 615 1176 Sales 800 827 0807 Post Sale Support Please contact your local distributor
23. rify displayed backup rate matches the available bandwidth on the dialup network 7 WEEKEND BACKUP ENABLE DISABLE If no backup is desired from midnight Friday to midnight Sunday set this selection to DISABLE otherwise to ENABLE 8 ENABLEHR 1 24 The hour that the backup will be enabled can be entered from the numeric key board 9 DISABLE HR 1 24 The hour that the backup will be disabled can be entered from the numeric keypad 0 DCERATEALARM ENABLE DISABLE When this alarm is enabled the DBU will monitor the clock being received from the external DCE while not in backup When the alarm is disabled the clock will only be checked when CTS goes high during backup For items 7 8 and 9 to function properly verify that the time and date in the TSU 100 600 are set correctly Consult the TSU 100 600 user manual for instructions on setting NOTE date and time Map B of the TSU 100 600 is used as the backup map The data ports to be backed up should be mapped in DSO 1 and in contiguous DSOs until the full bandwidth of the Dialup Network is allocated For configuration of an external DCE see the section Configuring the External DCE in the chapter Installation NOTE 18 DBU Interface O ption M odule User M anual 61200 089L2 1 Chapter3 O peration 3 FACTORY RESTORE SUBMENU OF 3 UTIL This selection is used to restore the factory default settings for all Dial Backup option module parameters Operation
24. s of the Self Test are shown on the TSU 100 display For addi tional information on Self Test see the chapter Operation of the TSU 100 600 user manuals 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 SELFTEST press the Enter key This results in a changing TSU 100 display showing the test outcome DBU Interface O ption M odule User M anual 61200 089L2 1 Chapter3 O peration 3 PORTTEST SUBMENU OF 4 TEST NOTE Operation 61200 08912 1 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 100 display The execution of port tests disrupts normal data flow in the port being tested To display Figure 3 8 on the TSU 100 start with the cursor on 3 PORT TEST and press the Enter or number 3 key This displays the available ports Figure 3 8 Port Test Submenu DIALBU The Nx interface offers the following test functions 1 LOOPBK OFF LOCAL Initiates a loopback towards the DCE 2 FORCE BCKUP OFF ON This section is used to force a backup to occur even if the NI is not in alarm 3 INTERFACE TST OFF ON This test causes the DCE to dial its stored number This is useful to determine if the external DCE is correctly configured DBU Interface O ption M odule Use
25. t ADTRANTechnical Support at 1 800 726 8663 61200 08912 17A
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