ESU LT User Manual
Contents
1. C 7 Table C 8 Adapter Cable DB25 to X 21 DB15 C 8 61200410L1 1 ESU LT User Manual xvii List of Tables xviii ESU LT User Manual 61200410L1 1 Chapter 1 Introduction ESULT OVERVIEW This section provides a functional description of the ESULT describes its features and illustrates its four interfaces Functional Description The ADTRAN ESU LT is one of several E1 CSU DSUs that offer complete flexibility for connection of various data sources to E1 FE1 facilities This family of ESU products includes the following e ESU LT E1 CSU DSUs with a single Nx56K 64K serial port e ESU 120e Same as the ESU LT with the added feature of a G 703 Drop port and a slot in the rear panel to house a option module Each module offers up to four additiona data ports ADRAD 4444 SE y 999 d Figure 1 1 ESULT Unit Front View 61200410L 1 1 ESU LT User Manual 1 1 Chapter 1 Introduction The ESU 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 user programmable The data terminal equipment DTE data can occupy contiguous or alternate channels in the E1 stream and the channels may start at any position ESULT Rear Panel Number Identification2. Loopback hein tete ate et etae 1 6 DTE Interface Loopbacks ss 1 7 DTE Loopback r n ree e mne reete ee 1 7 Pattern Generation seite t eere I Eee eet net ce 1 8 Bridge Router Application sisi 1 9 Chapter 2 Installation ss 2 1 Inspecting for Shipping Damages ss 2 1 Items Shipped by ADTRAN 2 1 Items Provided by Customer 2 1 Power Connection fes Os ene eene e n TP eo a ei ce 2 2 61200410L1 1 ESU LT User Manual ix Table of Contents Power Up Testing and Initialization sees 2 2 Chapter 3 Operation 3 1 ODperationzaonustennenieatetiored ea odes ivt be ib haine eda uds 3 1 GeneraliMenu Operation ee eeepc ii ere fe tte tlie 3 1 Men Structuren annonser ne en tee beoe ede 3 2 Four Opening Menu Functions ss 3 3 STATUS Shui ne nla MS tnt nda dh 3 3 NI PERERPTS REPORTS retten este pe ees 3 3 CURR ERR ALEM ae M a Ron nn at ee ied 3 3 ERRZAEM IST anne nn in RE lee 3 3 enge 3 3 NETWORK NI deret Here er atte Pr 3 3 IE PI uu ETE 3 3 PORT 2 55 kxanensibeieameeaiete ots 3 3 usines aues ba bdo sce eai 3 3 TIME DATE roin ert rer ee md RE 3 4 SOFTWARE REV nina ata PR RON te An eve das 3 4 REINER DIN A A Re n 3 4 ADDRESS otov ba bi ba eed 3 4 SET PASSCODE ueniet hie nte bon PE Gee e PLC 3 4 KEY PAD Es bonne ae RSR eame tice et 3 4 FACT RESTORE ceca i ere
3. 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 3 UTIL 3 REINIT UNIT 4 ADDRESS 5 SET PASSCODE 6 KEYPAD 7 FACT RESTORE Returns all configurations to factory settings Figure 6 1 Utility Menu 61200410L1 1 ESULT User Manual 6 1 Chapter 6 Utility Menu Time Date Time Date is used to view or to edit the current time and date The time and date are maintained during power off conditions see Figure 6 2 Figure 6 2 Time Date Screen Table 6 1 Editing the Time Date To Do this Record the entry and move to the next editing position Press Enter after any numeric change 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 6 2 ESU LT User Manual 61200410L1 1 Chapter 6 Utility Menu Software Rev Use the SOFTWARE REVISION submenu to access the displa of the current software revision level This information is required when requesting assistance from ADTRAN Customer Service or when updates are needed Reinit Unit REINIT UNIT submenu i
4. 12 15 20 21 22 23 25 are not used in this mode 61200410L1 1 ESU LT User Manual C 7 Appendix C Pinouts Table C 8 Adapter Cable DB25 to X 21 DB15 Connector Name DB25Pin DA15S Pin Protective GND 1 1 Shield Signal GND 7 8 Control A 4 3 Control B 19 10 Indication A 8 5 Indication B 10 12 Transmit A 2 2 Transmit B 14 9 Receive A 3 4 Receive B 16 11 Signal Timing A 15 17 6 Signal Timing B 9 12 13 C 8 ESU LT User Manual 61200410L1 1 Index Numerics 1 8 pattern 1 8 1 8 test pattern 7 3 511 Active 505 test pattern 7 3 511 patttern 1 8 A Adapter Cable DB25 to X 21 Db15 Connector C 8 Adapter Cable DB 25 to V 35 34 Pi Winchester C 6 address on utility menu 6 3 ADDRESS util menu 3 4 ADTRAN Management Software 1 4 ADTRAN Web Site ii ADTRAN Year 2000 Y2K Readi ness Disclosure iii AIS RECEIVED 4 4 Alarms and Errors status menu 4 4 alarms config menu 5 8 all ones pattern 1 8 All Ones test pattern 7 3 all zeros pattern 1 8 All Zeros test pattern 7 3 B BPV CV RCVD 4 4 Bridge Router Application 1 9 C Cancel Tests cancels active tests 7 6 CAPS Department vii CAS TS16 framing mode config menu 5 3 61200410L1 1 ESU LT User Manual CCS framing mode config menu 5 3 chain port output 1 4 chain in pin assignments C 2 chain out pin assignments C 3 clear to send config menu 5 10 clock source internal timing
5. 5 5 clock source network timing 5 5 CLR ERRORS test menu 7 4 CNTRL PORT config menu 5 7 CNTRL PORT config menu unit 5 7 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 4 control in pin assignments C 2 cordset selection vi CRC 4 config menu 5 4 CTS config menu 5 10 CURR ERR ALM status menu 3 3 4 3 current error alarm menu 4 3 Customer Service vii D data carrier detect port config 5 10 data field 3 5 data loopback 1 6 Data Port Interface C 4 data rate config menu 5 7 Index 1 Index data set ready port config 5 10 DATA port config menu 5 10 DCD data carrier detect 5 10 DCD port config 5 10 description ESU LT 1 1 display field menu field 3 5 display only data fields about 3 7 DSR port config 5 10 DTE interface loopbacks 1 7 DTE loopback 1 7 DTE Timing 5 6 DTE timing config menu 5 5 DTE TX CLOCK port config option 5 9 DTE timing mode 5 4 E E BIT ERROR 4 5 Editing the Time Date on utility menu how to 6 2 EIA 232 C2 E mail for Y2K information iii ERR ALM HIST status men 3 3 ERR ALM Hist Submenu of Status 4 5 Error Alarm History menus 4 5 ESU LT Features 1 3 ESU LT pattern generation 1 8 ESU LT testing 1 5 ESU LT description 1 1 ESU LT main menu 3 1 ESU LT network interfaces 1 4 ESU LT overview 1 1 ESU LT packing list 2 1 exiting menus how to 3 7 EXT
6. 7 6 ESU LT User Manual 61200410L1 1 Chapter 8 Example Operations TESTING EXAMPLES Before using the ESU 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 Loop up the far end and then send a test pattern e Send a test pattern from both ends and check at bot ends Far End Looped BackTest 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 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 and ORSS patterns are always sent i 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 and press Enter to select Result The first two TEST submenu items display See Figure 8 2 61200410L1 1 ESULT 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 Using the Up and Down arrows place the cursor on NETWORK TESTS Press Enter to enter the NETWORK TEST menu Result Beginning display of the submenu items Each menu item can be sele
7. CLOCK ALARM 4 4 F FACT RESTORE util menu 3 4 factory restore restoring factory de Index 2 ESU LT User Manual fault settings 6 4 far end looped back test 8 1 FAS WORD ERROR 4 5 Faxback Document Line Y2K iii FE1 Loopbackin remote loopbck in test menu 7 3 Features ESU LT 1 3 FRAMING config menu 5 3 front panel description of 3 8 front panel software management 1 4 l inband configuration channel 5 11 INBAND port config option 5 11 initialization power up 2 2 INSERT 511 ERRORS test menu 7 4 Installation 2 1 INTERFACE port config option 5 9 interfaces ESU LT 1 3 interfaces Nx56 64 1 4 internal self test 7 5 internal timing 5 5 Internal timing mode 5 4 international cordset selection vi K Keypad for locking and unlockin front panel keypad 6 4 L line code config men 5 4 line loopback 1 6 Line On for local loopbc 7 2 local loopback test menu 7 2 loopback local 7 2 loopback tests 1 6 LOSS OF CRC 4 4 4 LOSS OF FRAME 4 4 61200410L1 1 LOSS OF SIGNAL 4 4 LOSS OF 516 4 4 M management software 1 5 MAPPING port config option 5 9 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 scree 8 4 menu tree config menu 5 1 menu tree for ESU LT A 1 menu tree utility menu 6 1 MODEM INIT config menu 5
8. TS0 RATE 3 MAPPING 1 TRAPS 4 DTE TX CLK 2 ALARMS 2 OUTPUT 5 START TSO 3 TEL NUM 6 OF TS0s 3 PORT 7 DATA 8 CTS 9 DCD 10 DSR 11 INBAND 61200410L1 1 Figure A 1 ESU LT MenuTree Status and Config ESULT User Manual A 1 Appendix ESU LT Menu Tree TIME HH MM SS 1 TIME DATE DATE MM DD YY 2 SOFTWARE REV Displays current software revision 3 UTIL 3 REINIT UNIT 4 ADDRESS 5 SET PASSCODE 6 KEYPAD 7 FACT RESTORE Retums all configurations to factory settings NO LOOPBACK MAIN MENU 1 LOCAL LOOPBK LINE ON PAYLOAD ON NO LOOPBACK 2 REMOTE LOOPBK FE1 LOOPBACK 1 NETWORK TESTS NO PATTERN 3 TEST PATTERN 1 8 ALL TS0S QRSS ACT TS0s 511 ACT TS0S 4 TEST ALL ZEROS ALL ONES 4 CLR ERRS and error display 5 INSERT QRSS or 511 ERR 2 RUN SELF TEST Displays Results 3 PORT TESTS DTE LOOPBK ON OFF 4 CANCEL TESTS A 2 Figure 2 ESU LT Menu Tree Util and Test ESULT User Manual 61200410L1 1 Appendix B DTE Data Rate Chart 61200410L1 1 The DTE data rate chart is shown inTable B 1 Table B 1 DTE Data Rate vs TS0s OF TSOs 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 7
9. displays information useful in monitoring the unit Operation Keys 10 amp 11 Up Down Keyboard arrows used to travel up down menu trees Arrows increase decrease numeric values and scroll through selections 12 Enter Used to choose paths and make selections 13 Cancel Used to exit selections or menu tree branches 3 8 ESU LT User Manual 61200410L 1 1 Chapter 4 Status Menu STATUS The STATUS MENU branch provides the ability to view the status of the ESU LT operation See Figure 4 1 RESET PERF CNTRS AS EF 2 CURR ERR AL 1 RPTS ES BES SES LOSS OF SIGNAL DM LOSS OF FRAME UAS LOSS OF TS16 MF LOSS OF CRC 4 1 STATUS 3 ERR ALM HIST CLEAR HISTORY AIS RECEIVED TS16 AIS RCVD LOSS OF SIGNAL REMOTE ALARM LOSS OF FRAME REMOTE MF ALARM LOSS OF TS16 MF EXT CLOCK ALARM LOSS OF CRC 4 BPV CV RCVD OUT OF FRAME FAS WORD ERROR 61200410L1 1 AIS RECEIVED E BIT ERROR TS16 AIS RCVD PLL ALARM REMOTE ALARM REMOTE MF ALARM EXT CLOCK ALARM BPV CV RCVD FAS WORD ERROR E BIT ERROR PLL ALARM Figure 4 1 Status Menu ESU LT User Manual 4 1 Chapter 4 Status Menu NI PERF RPTS 4 2 The Network Interface Performance Reports display the user s copy of the performance data The ESU LT maintains this performance data on the network based on
10. self test can run with the network and DTE interfaces in place 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 ESU LT User Manual 1 5 Loopback Tests A ESU Chapter 1 Introduction run during normal operation to confirm continued correct functioning The background tests include e Monitoring the phase locked loop for lock e Standard background network performance monitoring A number of different loopbacks can be invoked locally from the front panel by T Watch commands or remotely using V 54 loopback code Network Loopbacks There are two types of network loopbacks See Figure 1 4 Payload Loopback Similar to line loopback except that the framing is extracted from the received data and then regenerated for the transmitted data 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 E1 NI CSU V 35 Interface y lt Payload Loopback Line Loopback NX Pi Figure 1 4 Network Loopback Tests ESULT User Manual 61200410L1 1 Chapter 1 Introduction DTE Interface Loopback The Nx56K 64K
11. 04K 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 ESULT User Manual continued on next page B 1 Appendix B DTE Data Rate Chart B 2 OF TSOs N DTE RATE 56K DTE RATE 64K N 24 1344K 1536K N 25 1400K 1600K N 26 1456K 1664K N 27 1512K 1728K N 28 1568K 1792K N 29 1624K 1856K N 30 1680K 1920K N 31 1736K 1984K N 32 1792K 2048K ESULT User Manual 61200410L1 1 Appendix WIRING Pinouts Network interface Connector The network connections are as follows Connector type 15 pin female D connector Table C 1 Network Pinouts Pin Name Tx data output Frame ground Rx data input Frame ground Frame ground NO A N Frame ground 9 Tx data output 11 Rx data input 4 15 6 8 10 12 13 1 Not Used 61200410L1 1 ESULT User Manual 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 ESU chain out SeeTable 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 UNU
12. 115 Receiver Element Timing DCE RC B 10 ICF 109 Received Line Detector DCE DCD B 11 DA B 11 External Clock B ETC B 12 DB B 114 Transmit Element Timing DCE TC B 13 CB B 106 Clear to Send CTS B DCE 14 IBA 103 Transmitted Data TD B DTE 15 DB A 114 Transmit Element Timing DCE TC A 16 10 Received Data RD B DCE 17 DD 115 Receiver Element Timing DCE RC A 18 Not supported 19 ICA B 105 Request to Send RTS B DTE 20 Not supported 21 Not supported 22 10 DCE Ready DSR B DCE 23 Not supported 24 IDA A 11 External Clock A ETC A DTE 25 Not supported ESU LT User Manual 61200410L1 1 Appendix C Pinouts Table C 5 Nx56 64 Pin Assignments for V 35 Mode Pin Name CCITT Description Source 1 GND Protective GND 2 TD A 103 Tx Data A DTE 3 RD A 104 Rx Data A DCE 4 RTS 105 RTS DTE 5 CTS 106 CTS Clear to Send DCE 6 DSR 107 DSR Data Set DCE Ready 7 GND 102 Signal GND DTE 8 DCD 109 Rec Line Det DCE 9 RC B 115 Rx Timing B DCE 10 Not Used 11 ETC B 113 External Clock B DTE 12 TC B 114 Tx Timing B DCE 13 Not Used DCE 14 TD A 103 Tx Data B DTE 15 TC A 114 Tx Timing A DCE 16 RD B 104 Rx Data B DCE 17 RC A 115 Rx Timing A DCE 18 Not Supported 19 Not Used 20 108 Not Supported 21 Not Supported 22 Not Supported 23 Not Used 24 ETC A 113 External Clk A DT
13. 3 4 TES toties e 3 4 NETWORKTESTS tm remet 3 4 RUN SEE TEST Boh Maine 3 4 PORT TESTS 4 3 d ESES TA EE 3 5 CANGEL TESTS i dat 3 5 Menu Features ee Eee reete tt cm e p WERT 3 5 pata Field enam Renan be doko Sesh Bais AOA ditas 3 5 Display Field noie eee E eae aie 3 5 ATT OWS dissent idee Redi otii tei id DS tn 3 5 Example Menu Operations ss 3 5 To select a menu item sess nennen 3 5 To select submenu item sees 3 6 To Set the Data Field us 3 7 To View Display Only Data Fields sse 3 7 To Exit Any Menu Field Operation or Display 3 7 Front Panel stresse enean E n eti eri eere DIRE 3 8 Chapter 4 Status Menu 4 1 STATUS Rhe Re En Re Oi ee has oia est aaa e 4 1 x ESU LT User Manual 61200410L1 1 Table of Contents NLPERE RPTS eec dT des 4 2 Reset Perf CNTRS amid ini 4 2 4 2 iS cH toti aile ide intent Se n be Midis 4 2 ES H 4 2 BES ana A MR RER 4 2 SEG uin ioc in renier refte do 4 3 nn thoi At AT nr Qi ui bbe hous 4 3 UAS 4 3 CEURRERR ALM statics SRS Sede Bi
14. 6 OF TSOs 7 DATA 8 CTS 9 DCD 10 DSR 11 INBAND Figure 5 1 Configuration Menu ESU LT User Manual 5 1 Chapter 5 Configuration Menu Network NI INTERFACE NOTE 5 2 This menu is used to access the configuration of parameters associated with the network interface in the ESU LT There are seven submenu items that include setting the framing type the line code and the clock source See Figure 5 2 Figure 5 2 Network Submenu The fields and parameters available are Selects either the 120Q DB15 interface or the 75Q BNC interface The DB15 to BNC adapter must be used for 75Q operation Choices 120Q BAL 75Q BAL 75Q UNBAL In 75Q UNBAL mode both Tx and Rx are shield grounded ESU LT User Manual 61200410L1 1 FRAMING 61200410L1 1 Chapter 5 Configuration Menu The ESU LT can operate in three different framing modes Common Channel Signaling CCS Channel Associated Signaling CAS or unframed ccs CCS uses a 7 bit pattern called the Frame Alignment Signal FAS in order to establish and maintain frame synchronization The FAS word is located in timeslot 0 of even frames Odd numbered frames may contain the Not FAS word NFAS in timeslot 0 The ESULT can be configured to require the NFAS word for frame sync In CCS mode there are 31 channels timeslots 1 32 available for user data Timeslot 16 cannot be used to carry signaling information in this mode CAS TS16 CAS
15. 7 N NETWORK NI config menu 3 3 network NI config menu 5 2 network interface connector 15 pin female D C 1 network interface performance re port about 4 2 network interface test 8 1 network interfaces 1 4 network loopbacks 1 6 Network Pinout C 1 network tests test menu 3 4 7 2 Network Timed Clock Source 5 5 Network Timing clock source 5 5 NFAS WORD config menu 5 4 NI PERF REPORTS status menu 3 3 NI PERF RPTS status menu 4 2 NI network interfaces 1 4 No Loopback in remote loopbck in test menu 7 3 No Loopback setting the local loop 61200410L1 1 ESU LT User Manual Index bck 7 2 NUMBER 1505 port config op tion 5 10 Nx56 64 Pin Assignments for EIA 530 Mode C 4 Nx56 64 Pin Assignments for V 11 x 21 Mode C 7 Nx56 64 Pin Assignments for V 35 Mode C 5 Nx56 64 serial interface 1 4 output config menu alarm 5 8 passcode for T Watch 6 3 passcode keypad lockout 6 3 pattern generation ESU LT 1 8 payload loopback 1 6 Payload On for local loopbck 7 2 PC management 1 5 pin assignments chain in C 2 chain out C 3 control in C 2 PLL ALARM 4 5 port configuration menu 5 9 port tests DTE loopback activation 7 6 PORT config menu 3 3 POSITION CNTRL Port config menu 5 7 power connection ESU LT 2 2 power up 2 2 power up self test 7 5 Q ORSS ACT 505 test pattern 7 3 ORSS pattern generation 1 8 Index 3 Index R REINIT UNIT util menu 3 4 rein
16. ADRAN ESU LT User Manual Part Number 1200410L1 Document Number 61200410L1 1A June 1999 ADRAN 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 Phone 256 963 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 Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equip ment is operated in 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 resident
17. BCK zuieine ate Sieh ses MR atu 7 2 No Loopb ck 2 ett een eee ree ett 7 2 une tialis 7 2 Payload Om inst ea RR 7 2 REMOTE LOOPBCK laine fn Hamelin cle 7 3 No Loopback arerp p etant t mien tet 7 3 FEI Loopback ert ente ee dln Saad 7 3 xii ESU LT User Manual 61200410L 1 1 Table of Contents TEST PATTERN 7 3 E8 ALE TSQS uini nien enum 7 3 ORSS ACT TS0S nine Re Re cr aoa 7 3 511 Active TS0S ira anti EE Lanes 7 3 ATL Z eros en t Ate A e exes 7 3 AIL Ones rte ced i Stake RSR evi lee os Pec Shh lode 7 3 CLR ERRORS nS Wed nek eaten tial att Een te 7 4 INSERT ORSS or 511 ERRORS sise 7 4 Run Self fest te ette T Ecce nu 7 5 Port Lests x Ee ende cheat eee i hes a tice me NT 7 6 Cancel Tests ein fete lee ROS 7 6 Chapter 8 Example Operations 8 1 Testing Examples ie reete ede wot deck eee de respi a 8 1 Far End LEooped Back Test i eeepc eer tentent 8 1 Network Interface Test eiie rro eer be i EA HE e edt 8 1 Appendix A ESU LT Menu Tree sense A 1 Appendix B DTE Data Rate Chart nn B 1 Appendix C Pinouts ss C 1 Index m Index 1 61200410L1 1 ESU LT User Manual xiii Table of Contents xiv ESU LT User Manual 61200410L1 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 Fig
18. C 4 checksum bits are transmitted in the outgoing E1 data stream Also the received signal is checked for errors CRC 4 can be enabled in both CCS and CAS modes A CRC 4 checksum cannot be sent in unframed mode Choices Enable Disable If enabled the network interface receiver requires the NFAS word time slot 0 in odd frames and the FAS word time slot 0 in even frames for frame sync When disabled only the FAS word is needed for frame sync Choices Enable Disable When enabled remote frame alarm is transmitted toward the network during alarm Choices Enable Disable Selects the clock source for transmission toward the network from the NI Choices Network Internal DTE NOTE The clocking option selected always designates the clock source for transmission Clocking necessary for receiving data is always re covered from incoming data ESU LT User Manual 61200410L1 1 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 4 OSC E1 Transmit e Network 1 Receive Interface n a 1 7 L l Y NX56K 64K DTE CLOCK reer ee DTE Figure 5 3 Network Timed Clock Source Internal T
19. E 25 Not supported 61200410L1 1 ESU LT User Manual C 5 Appendix C Pinouts Table C 6 Adapter Cable DB 25 toV 35 34 Pin Winchester Part 1200285L1 DB25P Pin 34 Pin Name 1 Protective GND 2 P Tx Data A 3 R Rx Data A 4 C RTS or RR 5 D CTS 6 E DSR 7 B Signal GND 8 F Rec Line Sig Det DCD 9 X Rx Signal Timing B 10 Not Connecte 11 W External Clock B 12 AA Tx Signal Timing B 13 Not Connecte 14 S Tx Data B 15 Y Tx Signal Timing A 16 T Rx Data B 17 V Rx Signal Timing A 18 J Local Loopback 19 Not Connecte 20 H DTR 21 B Remote Loopback 22 Not Connecte 23 Not Connecte 24 U External CIk A 25 K Test Mod C 6 ESU LT User Manual 61200410L 1 1 Appendix C Pinouts Table C 7 Nx56 64 Pin Assignments for V 11 x 21 Mode Pin Name Description Source 1 Protective GND 2 T A Transmit A TD A DTE 3 R A Receive A RD A DCE 4 C A Control A RTS A DTE 5 Indication CTS A DCE 6 DSR A DCE 7 G Signal GND DTE 9 S B Signal Timing B RC B DCE 11 X B Tx Signal Timing ETC B DTE 13 I B Indication B CTS B DCE 14 T B Transmit B TD B DTE 16 R B Receive B RD B DCE 17 S A Signal Timing A RC A DCE 19 C B Control B RTS B DTE 22 DSR B DCE 24 X A DTE Tx Signal Timing DTE Pins 8 10
20. Eoopback Sereen 5 2e nanas 7 2 ESU LT User Manual XV List of Figures Figure 7 3 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 xvi Clear Errors Sere nii iu edet attente dete tar 7 4 Self Test R sults Sereen t mei eise 7 5 Loopback Setting Screen 7 6 Main Menu with TEST Selected sse 8 2 Test Menu with NETWORK TESTS Selected 8 2 Local Loopback Test Menu ss 8 3 Remote Loopback Test Menu ss 8 3 Test Pattern Sctee ian tei ete rei te ditate 8 4 Clear Errors Screen ee ee e ee eene 8 5 ESU LT Menu Tree Status and Config A 1 ESU LT Menu Tree Util and Test A 2 ESULT User Manual 61200410L 1 1 List of Tables Table 5 1 Normal Mode Operation for Port Control 5 11 Table 6 1 Editing the Time Date ss 6 2 Table B 1 DTE Data Rate vs TSOs B 1 Table C 1 Network Pinouts s ss C 1 Table C 2 Control In Chain In Pin Assignment see C 2 Table C 3 Chain Out Pin Assignments sus C 3 Table C 4 Nx56 64 Pin Assignments for EIA 530 and V 36 C 4 Table C 5 Nx56 64 Pin Assignments for V 35 Mode C 5 Table C 6 Adapter Cable DB 25 to V 35 34 Pin C 6 Table C 7 Nx56 64 Pin Assignments for V 11 x 21 Mode
21. G 821 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 Reset Perf CNTRS Resets the user s copy of the performance data AS Percentage of available seconds EF Percentage of error free seconds ES Number of errored seconds 1 or more errors second BES Between 2 and 832 errored seconds ESULT User Manual 61200410L1 1 Chapter 4 Status Menu SES Number of severely errored seconds more than 832 CRC errors sec Approximately equivalent to a bit error rate of 1x10 DM Number of minutes with bit error rate 1x10 UAS Number of unavailable seconds 10 or more consecutive seconds Since only the user s copy of performance data is cleared by the ESU LT NOTE the data displayed here might be different from the data being sent to the network as performance report message PRM data CURR ERR ALM 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 the er
22. NTRLPORT oc de ER eet edet 5 7 POSITION RE NE 5 7 MODEM INIP 242235 intei eat b Gites ie 5 7 DATA RATE eene Re Pr e aide 5 7 ALARMS a aiat miti edicere teet sed 5 8 TRAPS i Hannah in alere trei ede temps 5 8 OUTPUT een Re ee eh as 5 8 2 2 entrar cabe ra 5 8 Port Config Port Configuration 5 9 INTERFACE teda ie 5 9 TSORATE 25 Reni aisi ndisse 5 9 MAPPING niei rer ine Aerea me ge 5 9 DIE TX CLOCK ond Het PR i on CAR 5 9 START TSO hit A er nie eee de ero rt 5 10 NUMBER OF TS Ss 5 555 5t tii ete 5 10 DATA LETTRE cette nr breite 5 10 QTS tnde ia AR RM Ee RS hice bs a pe RES 5 10 DOD isi nn eene RS 5 10 DSR siu eei eate edt ste ba E EG rds 5 10 INBAND ene 5 11 Chapter 6 Utility Menu 6 1 URSS an OR M Stee bs NE A RES 6 1 Time7 6 2 Software Rev s ER leds RARE SS RE Bake ie SE e hates 6 3 Reimut Unit eA 6 3 Address eiat ci ta e dbi ie bg tiun rd de 6 3 SetPasscode aciei ete eM ORE AU er cO d el eevee 6 3 Keypad RE ET 6 4 Fact Restore tin eoe eee et en ete el eee EA ele vus dt 6 4 Chapter 7 Test Menu ss 7 1 TEST ah eh adunco a ET dee 7 1 Network Tests ddnde Re dH 7 2 LOCALLELOOP
23. SED 3 RXDATA Data received by the ESU 4 UNUSED 5 TXDATA Data transmitted by the ESU 6 UNUSED 7 RI Ring indicate from modem 8 UNUSED C 2 ESU LT User Manual 61200410L1 1 Chain Out Appendix C Pinouts Use this to connect to another ESULT chain in connector The pinout for this connector is shown inTable 3 Connector Type RJ 48 Product Number 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 ESU Connect to RX DATA of the next unit chain in pin 3 UNUSED 5 RXDATA Data received from chained units by the ESU Connect to TX DATA of the next unit chain in pin 3 6 7 8 UNUSED 61200410L1 1 ESU LT User Manual C 3 Appendix C Pinouts Data Port Interface C 4 Connector type 25 pin female D connector Table C 4 Nx56 64 Pin Assignments for EIA 530and V 36 Pin EIA CCITT Description Source 1 Shield 2 BA A 103 Transmitted Data TD A DTE 3 BB A 104 Received Data A RD A DCE 4 CA A 10 Request to Send A RTS A DTE 5 CB A 10 Clear to Send A CTS A DCE 6 CC A 10 DCE Ready DSR A DCE 7 AB 102 Signal Ground DTE 8 CF A 109 Received Line Detector DCE DCD A 9 DD B
24. SU LT User Manual e DB 15 to solid conductor cable Items Provided by Customer e DTE cable s e Cable for supervisory port if used e Power cable e Cable for connection to either the 1200 DB 15 or 75Q BNC network interface 61200410L1 1 ESU LT User Manual 2 1 Chapter 2 Installation Power Connection Power is supplied to the ESU LT through an IEC type power connector on the rear of the unit NOTE power source Power to the ESU LT must be from a grounded 90 240 VAC 50 60 Hz Power Up Testing and Initialization When shipped from the factory the ESULT is set to factory default conditions At the first application of power the unit automatically executes self tests followed by an initializatio sequence which sets up the unit The following chart explains how Self tests work When Then A power up or com manded self test oc curs The LCD displays ADTRAN ESU LT INITIAL IZING 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 Itis 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 loc
25. TEST NO TSO 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 care INBAND 61200410L1 1 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 time slot occupied operates in 56K mode and the DTE clock rate is reduced by 8 kbps The ESU LT uses this 8 kbps channel to send and receive configuration data across an E1 span As shown in Figure 5 7 on page 5 11 this allows the PC connected to the chain in port on ESULT A to monitor configure both ESU LT A and B The 8 kbps channel is only taken out of the first time slot If two 64K 505 are mapped the DTE rate would be 120 kbps instead of 128 kbps This menu option can also be set to AUTO which activates the Inband Channel only when commands are sent from T Watch to the remote unit ESU LT B in Figure 5 7 If no T Watch activity is detected for 10 minutes the Inband Channel is deactivated The Inband channel is not available in unframed mode T WATCH ESU LT A ESU LT B CHAIN IN Figure 5 7 Inband Remote Configuration ESULT User Manual 5 11 Chapter 5 Configuration Menu ESU LT User Manual 61200410L1 1 Chapter 6 Utility Menu UTIL The UTILITY MENU is used to view and to set system parameters See Figure 6
26. a ibid eet 4 3 Alaris anid Errors ins M Elan nie tre 4 4 LOSSOEFSIGNAL 5 e baie inei atii antedios 4 4 LOSS OF FRAME e POR EPI 4 4 LOSS OFJESI6 ME uinea e e etica 4 4 LOSS OF ORG ene tenete bte tarii 4 4 AIS RECEIVED suas inii e ARR Meeks 4 4 TST6 AIS RCV en ira Pr GEO YE ees terga ee Pert 4 4 REMOTE ALARM 4 4 REMOTE MF ALARM eee 4 4 EXT CLOCK ALARM 4 4 BRV CV REV D En nr ro ope seeped 4 4 FAS WORD ERROR nine 4 5 FBM ERROR nie cove nn ede Mn 4 5 PLE ALARM shit tt Date hin oui hao e bali E ees 4 5 ERR AEM HIS en tera aree pedit 4 5 Chapter 5 Configuration Menu ss 5 1 CONFIG sit NE SR A hha him 5 1 tennis ios 5 2 INTERFACE Heer e atit a 5 2 FRAMING eire e ait cereis ede 5 3 ea c ETE E 5 3 CAS ZTSITO rerba natat ec tee 5 3 UNERAMBED 353 5 3 LINECODE nn RA RH enean ah io a I 5 4 5 4 NEFAS nina ain st e pte oi tet 5 4 REA GEN eee iot dte tede a ate itecto 5 4 TIMING MODE noeh iere ted iieri eret 5 4 Network Timing ssis isatsari spretis 5 5 Internal Timmins iyya E ee Pede 5 5 DTE Timihg 3n cent ehm eene ibas nete 5 6 61200410L1 1 ESU LT User Manual xi Table of Contents Unis Re 5 6 E
27. also known as timeslot 16 multiframing requires a multiframe alignment signal to be present for frame sync The Multiframe Alignment Signal MFAS is inserted into the 16th timeslot of frame 0 of the 16 frame multiframe The MFAS word consists of four zeros an unused bit the multiframe alarm bit and two more unused bits Frames 1 through 15 carry the A B C and D bits for timeslots 1 15 and 17 32 The ESU LT is designed for data transmission therefore the signaling bits used for voice traffic are set to all ones In CAS mode there are 30 channels available for user data If timeslot 16 is included in the unit s mapping it will be disregarded For example if the starting TSO is set to 1 and the number of TSOs is set to 20 User data will be mapped to timeslots 1 15 and 17 21 UNFRAME The ESU LT can operate in unframed mode In this mode user data is inserted into all 32 channels of the El stream Since the object of running without framing is to utilize the full bandwidth of the E1 line the starting TSO and number of TSOs option settings are ignored ESULT User Manual 5 3 Chapter 5 Configuration Menu LINE CODE CRC 4 NFAS WORD RFA GEN TIMING MODE 5 4 Other option settings that have no effect in unframed mode include CRC4 NFAS WORD RFA GEN AUTO DTE TX CLK MAPPING DATA INVERT INBAND Choices CCS CAS TS16 UNFRAMED Selects either AMI or HDB3 line coding Choices HDB3 AMI When enabled the CR
28. am If more than 16 channels are used in CCS mode contiguous must be used If more than 15 channels are used in CAS mode contiguous must be used If other than a private network is used the carrier must be notified of this choice Choices ALT alternate CONT contiguous DTE TX CLOCK Controls the clock used by the ESU L 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 can 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 isAUTO The AUTO DTE TX CLK setting will allow the ESU LT to automatically detect the delay from the DTE device to the ESU LT and set the proper phase of the clock AUTO DTE TX CLK is not available in unframed mode 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 ESU LT will depend on an externally supplied clock to accept the TX data Choices INTERNAL INT INV EXTERNAL AUTO ESULT User Manual 5 9 Chapter 5 Configuration Menu 5 10 START TS Used to select the time slot in which the El data stream will start In CAS mode time slot 16 may not be used as the starting time slot This option setting is ignored in unframed mode since all tim
29. aps if enabled are sent directly or if the telephone number stored in the ESU LT should be dialed first industry standard AT dial command sent to modem Choices DIRECT DIAL TEL NUM 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 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 ESU LT only upon pressing Enter after typing the semicolon Choices 20 digits 0 9 and The typed digits are accepted only after pressing Enter ESU LT User Manual 61200410L1 1 Chapter 5 Configuration Menu Port Config Port Configuration 61200410L1 1 The menu item PORT is used to select and then to configure the parameters associated with the high speed serial interface INTERFACE This option sets the electrical interface for the Nx56 64 port TSO RATE This sets the base rate of the interface The actual data rate depends on the number of time slots that are used Choices 56K 64K MAPPING This sets the unit to use alternate or contiguous channels in the El data stre
30. cted with th Up and Down arrows ESULT User Manual 61200410L1 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 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 1 Loopback 61200410L1 1 ESU LT User Manual 8 3 Chapter 8 Example Operations 8 4 The TEST PATTERN screen is shown in Figure 8 5 The menu o Figure 8 5 Test Pattern Screen ptions available for the TEST PATTERN SCREEN are e NO PATTERN e 1 8 ALL TS0s QRSS ACT TS0s 511 ACTIVE 505 e ALL ZEROS ALL ONES Step Action 1 Use the Up and Down arrows to place the cursor on REMOTE LOOPBK 2 Press Enter to select FE1 Loopback When completed do the following Step Action 1 Use the Up and Down arrows to select TEST PATTERN 2 Press Enter again to activate the TEST PATTERN submenu 3 Use the Up and Down arrows to select 511 ACT TSOs ESULT User Manual 61200410L1 1 61200410L1 1 Chapter 8 Example Operations Step Action Press Enter to activate the selection Results The ESU LT always checks for 511 errors The results of t
31. d errors have occurred in the Frame Alignment Signal E BIT ERRO Indicates that a Far End Block Error has occurred This is reported by the first bit of frames 13 and 15 on El lines that are configured for CAS with CRC 4 PLL ALARM Unable to sync up to selected clock ERR ALM Hist 61200410L1 1 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 isactive 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 ESU LT User Manual 4 5 Chapter 4 Status Menu 4 6 ESULT User Manual 61200410L1 1 Chapter 5 Configuration Men CONFIG The CONFIGURATION MENU is used to set the ESULT operational configuration including all of the network interface parameters and the allocation of the time slots and the port parameters See Figure 5 1 2 CONFIG 61200410L1 1 1 NETWORK NI 1 INTERFACE 2 FRAMING 3 LINE CODE 2 UNIT 4 CRC 4 5 NFAS WORD 6 RFA GEN 7 TIMING MODE 1 POSITION 2 MODEM INIT 3 DATA RATE 1 CONTROL PORT 3 PORT 2 ALARMS 1 TRAPS 2 OUTPUT 3 TEL NUM 1 INTERFACE 2 TSO RATE 3 MAPPING 4 DTE TX CLOCK 5 START TSO
32. e LCD window The menu contains three sub items NOTE Test execution disrupts some normal operations See individual menu items concerning tests before executing 3 4 NETWORK TESTS Control the activation of loopbacks and the initiation of data test patterns RUN SELF TEST Used to execute an internal self test ESU LT User Manual 61200410L1 1 Chapter 3 Operation PORT TESTS Used for the testing of the DTE port CANCEL TESTS Deactivates all active tests including those on option modules Menu Features Data Field Display Field Arrows menu item followed by a colon identifies an editable data field A menu field followed by alarm or error information 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 line 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 61200410L1 1 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 Fig ure 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 ison the first field If there are mor than two menu fields a Down arrowis visible on the lower
33. e slots are automatically used Choices CCS mode 01 through 31 CAS mode 01 through 15 and 17 through 31 NUMBER OF TSO Used to select the number of time slots that are to be used The DTE rate will be this number time 56K or 64K depending on the TSO rate setting This option setting is ignored in unframed mode since all time slots are automatically used Choices CCS mode 01 through 31 CAS mode 01 through 30 DATA 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 ESU LTs on both ends of the circuit must have this option configured the same way This option is ignored in unframed mode Choices Normal Invert CTS Used to control characteristics of CTS Choices Normal seeTable 5 1 Force On DCD Data Carrier Detect Indicates to the DTE when a valid signal is being received at the Network Interface Choices Normal seeTable 5 1 Force On DSR Data Set Ready This signal indicates to the DTE when the DCE is turned ON and ready for operations Choices Normal seeTable 5 1 Force On ESU LT User Manual 61200410L1 1 Table 5 1 Chapter 5 Configuration Menu Normal Mode Operation for Port Control Signals NORMAL MODE OPERATION Conditions which cause the Port Control Signals to be deactivated SIGNAL RTS V 54 LOOP 511 TST SELF TEST NETWK
34. enu 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 1 4 ESULT User Manual 61200410L1 1 Chapter 1 Introduction T Watch Pro Management Software Program T Watch Pro is the ADTRAN management software program that allows the user to control the ESULT from a PC It provides complete control over the configuration of the ESU LT using a graphic interface The T Watch 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 ESU 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 ESULT Testing Self test 61200410L1 1 The ESU 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
35. equip ment to determine if the E1 line is performing acceptably under a stress condition Each channel of the E1 has only one bit set All Zeros Generates an all zeros pattern in every channel Ones Generates an all ones pattern in every channel ESULT User Manual 61200410L1 1 Chapter 1 Introduction Bridge Router Application A bridge or router can be interfaced to the network by using the DTE interface The bandwidth used is programmable at Nx56 or Nx64 data rates for E1 or FE1 service The bandwidth can be selected as contiguous or alternate Figure 1 6 shows a simple bridge application Bridge Router ____ Nx56 64 Bridge Router Nx56 64 High speed E1 High speed serial interface serial interface Figure 1 6 Simple Bridge Application on a E1 or FE1 Circuit 61200410L 1 1 ESU LT User Manual 1 9 ESULT User Manual Chapter 1 Introduction 61200410L1 1 Chapter 2 Installation INSPECTING FOR SHIPPING DAMAGES Carefully inspect the ESU 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 ESULT back for repair or for verification of damage during shipment Shipped by ADTRAN The following items are included in the ADTRAN shipment e ESU LT unit e DB 15 to BNC adapter e E
36. er Building 6 Suite 690 Huntsville AL 35807 RMA
37. ey may explode Check with local codes for spe cial disposal instructions SAVE THESE INSTRUCTIONS International Cordset Selection The following list is a selection of recommended cordset configurations to ensure protective earthing continuity when utilizing this product internation ally This list gives the proper rating cordage type and plug connector config uration for the specific country where the product is to be utilized Country Mimimum Cordage Type Plug Type Connector Rating Type Austria 250 VAC 10A HAR CEE 7 7 IEC 60320 C13 Belgium Czech Republic Finland France Germany Greece Hungary Iceland Luxembourg Netherlands Norway Poland Portugal Slovenia Spain Sweden Yugoslavia Australia China 250 VAC 10A V76419 AS 3112 IEC 60320 C13 Denmark 250 VAC 10A HAR Afsnit 107 2 D1 IEC 60320 C13 India South Africa 250 VAC 10A HAR BS 546 IEC 60320 C13 Israel 250 VAC 10A HAR SI 32 IEC 60320 C13 Italy 250 VAC 10A HAR CEI 23 16 VII IEC 60320 C13 Japan 125 VAC 7A 12 1367 JIS 8303 IEC 60320 C13 Yukita 300 V Russian Federation 250 VAC 10 HAR GOST 7396 IEC 60320 C13 Switzerland 250 VAC 10A HAR SEV 1011 IEC 60320 C13 Ireland United 250 VAC 10A HAR BS 1363 IEC 60320 C13 Kingdom Korea 125 VAC 10A HAR KSC 8305 IEC 60320 C13 North America 125 VAC 10A AWG NEMA 5 15 IEC 60320 C13 vi Warranty and Customer Service ADTRAN will re
38. for ESU LT Rear Panel No Item Function 1 Network E1 FE1 network interface 2 MON Monitor Bantam test jack 3 Chain In Interface of chain in 4 Chain Out Connects to chain in of another ESU LT 5 Nx56 64 DTE port 6 Power Switch Used to turn power on or off 7 Power Cord Connector IEC connector for power cord NX 56 64 Figure 1 2 ESU LT Rear Panel 1 2 ESULT User Manual 61200410L1 1 Chapter 1 Introduction ESULT Features An El 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 Data port supports V 35 EIA 530 V 36 and X 21 electrical interfaces Selectable timing from the network the Nx56 64 DTE port or internally ones all zeros 511 QRSS 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 ESULT Interfaces The ESU LT is equipped with four interfaces E1 Network interface per ITU G 703 Nx56 64 high speed multiprotocol serial interface Control input EIA 232 Chain port input Chain port output See Figure 1 3 and the following descriptions in this section PC or Modem gt Control Cha
39. his 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 th network REMOTE LOOPBK is set to NO LOOPBACK under submenu ite REMOTE LOOPBK ESU LT User Manual 8 5 Chapter 8 Example Operations 8 6 ESULT User Manual 61200410L1 1 Appendix ESULT MenuTree MAIN MENU The complete menu tree for the ESULT is shown in Figures 1 and 2 1 NI PERF RPTS RESET PERF CNTRS AS LOSS OF SIGNAL LOSS OF FRAME ES LOSS OF TS16 MF BES 2 ERR ALM LOSS OF CRC 4 CLEAR HISTORY SES AIS RECIEVED LOSS OF SIGNAL DM 1 STATUS 516 AIS RCVD LOSS OF FRAME UAS REMOTE ALARM LOSS OF TS16 MF REMOTE MF ALARM LOSS OF CRC 4 EXT CLOCK ALARM AIS RECVD BPV CV RCVD 516 AIS RCVD FAS WORD ERROR REMOTE ALARM E BIT ERROR REMOTE MF ALARM PLL ALARM EXT CLOCK ALARM BPVICV RCVD 1 INTERFACE 3 ERRALM HIST FAS WORD ERROR 2 FRAMING E BIT ERROR 3 LINE CODE PLL ALARM 4 CRC4 5 NFAS WORD 1 NETWORK NI 6 RFA GEN 7 TIMING MODE 2 CONFIG 1 POSITION 1 CNTRL PORT 2 MODEM INIT 1 INTERFACE 2 UNIT 3 DATA RATE 2
40. ial 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 B 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 Class B Products The following information must be placed on the label and in the user s manual for all Class B products shipped into Canada This Class B digital apparatus meets all requirements of the Canadian Interfer ence Equipment Regulations Cet appareil numerique dela class B respecte les exigences du Reglement sur le Materiel Brouilleur du Canada IMPORTANT SAFETY INSTRUCTIONS 4 X When using your telephone equipment please follow these NING basic safety precautions to reduce the risk of fire electrical shock or personal injury 1 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 2 Avoid using a telephone other than a cordless type dur ing an electrical storm There is a remote risk of shock from lightning 3 Do not use the telephone to report a gas leak in the vicin ity of the leak 4 Useonly the power cord power supply and or batteries indicated in the manual Do not dispose of batteries in a fire Th
41. iming The ESU LT is the source of timing The ESU LTis 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 4 ir OSC E1 Transmit Network E1 Receive Interface 1 Receive w Figure 5 4 Internal Timing Clock Source 61200410L1 1 ESULT User Manual 5 5 Chapter 5 Configuration Menu DTE Timing The DTE is the source of timing The ESU LTuses th incoming DTE clock to determine 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 5 1 Transmit lt lt Network A E1 Receive Interface A Oe T 1 1 NX56K 64K DTE CLOCK DTE Figure 5 5 DTE Clock Source 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 5 6 ESU LT User Manual 61200410L1 1 Chapter 5 Configuration Menu CNTRL PORT Used to set the unit up as the master or slave on a chain of units and to initialize a modem and the control port data rate Sets baud rate for communications with PC or modem POSITION Determines if this ESU LT is at the head of a chain
42. in Chain Chain Input Output Input Output gt lt NI ESU LT NI ESULT Network Nx56 64 INx56 64 Figure 1 3 ESULT Interfaces ESU LT User Manual 1 3 61200410L1 1 Chapter 1 Introduction Network Interface NI The Network Interface NI port provides the connection to the E1 This port complies with the applicable ANSI and CCITT standards Either the 1200 DB15 or the 75Q BNC interface adapter provided may be used for the Network Interface The 75 120 selection must be made with the front panel menus For more information see Wiring on page C 1 Network Test Interface The MON test jack provides a bridges access jack for non intrusive monitoring of the incoming E1 Nx56 64 Serial Interface The Nx56 64 provides a serial interface that operates from 56kbps to 2 048 Mbps The Nx56 64 can be configured as a V 35 V 36 EIA 530 or V 11 electrical interface through the front panel menus Control Port Input The control port input provides an EIA 232 input from a PC or a modem for control of the ESU LT You can also use it as a chain input from another ESU LT or ESU 120e For more information see Wiring on page C 1 Chain Port Output The chain port output provides an EIA 232 output to chain control to other ESULTs or ESU 120es For more information see Wiring on page C 1 Software Management Front Panel The front panel provides complete and easy control of all items that can be configured through m
43. it unit utility menu 6 3 REMOTE ALARM 4 4 REMOTE LOOPBCK test menu 7 3 REMOTE LOOPBK test menu 7 3 REMOTE MF ALARM 4 4 Repair and Return information vii repair and return information vii RFA GEN config menu 5 4 RJ 48 C 3 run self test test menu 7 5 run self test test menu test run self test 3 4 S Safety Instructions v select a menu item how to 3 5 self test 1 5 Self tests during power up 2 2 SET PASSCODE util menu 3 4 setting the data field how to 3 7 shipping contents 2 1 shipping damages 2 1 software management 1 4 Software Management front panel 1 4 SOFTW ARE REV util menu 3 4 software rev utility menu 6 3 START TS0 port config option 5 10 Status menu 4 1 submenu item how to select 3 6 T tel num for alarm traps config menu 5 8 test far end loopbacked 8 1 test menu 7 1 Index 4 ESU LT User Manual test pattern screen menu options 8 4 test pattern 1 8 all TS0s ORSS ACT TSOs 511 active TSOs all zeros all ones 7 3 test pattern 1 8 all 505 7 3 test ESU LT 1 5 TEST menu 3 4 test network tests 3 4 testing power up 2 2 testing examples 8 1 time data screen how to edit 6 2 TIME DATE util menu 3 4 Time Date util 6 2 time date util menu 6 2 TIMING MODE config menu 5 4 timing DTE 5 5 traps config menu alarm conditions 5 8 TSO RATE port config option 5 9 TS16 AIS RCVD 4 4 T Watch Pro 1 5 T Watch Pro software management 1 4 U UNFRAMED framing m
44. k loop verify 2 2 ESU LT User Manual 61200410L1 1 Chapter 3 Operation OPERATION The ESU 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 ESU LT uses a multilevel menu structure containing both menu items and data fields 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 RPTS 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 TESTS 4 ADDRESS 4 TEST 2 RUN SELFTEST 5 SET PASSCODE 3 PORT TESTS 6 KEYPAD 4 CANCEL TESTS 7 FACT RESTORE Figure 3 1 ESU LT Main Menu 61200410L1 1 ESU 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 CONFIG 3 UTIL 4 TEST Each Main Menu item has several functions and submenus to identify and access specific parameters Eac main ite
45. larms The CONFIGURATION MENU is used to set the ESULT 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 ESU LT control port baud rate and to set up the dial out function PORT Used to configure the parameters associated with the high speed serial interface port The UTILITY MENU is used to view and to set system parameters This menu includes the following sub items ESULT User Manual 3 3 Chapter 3 Operation TEST TIME DATE Accesses the display and allows the setting of the current time and date 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 SETPASSCODE Allows a passcode to be set KEYPAD Used to lock the front panel keypad With the keypad locked the unit s configuration can be viewed but not changed 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 th
46. m menu contains a complete menu diagram to identify the location of each operation Menu Structure The ESU 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 ESU LT menu diagram is shown in ESU LT MenuTree Status and Config on page A 1 and ESU LT Menu Tree Util and Test on page A 2 Figure 3 2 ESULT Main Menu Screen This menu structure diagram is a limited overview A brief description of each menu item presented in menu order immediately follows A complete NOTE menu diagram is shown in ESU LT Menu Tree Status and Config on page A 1 and ESU LT Menu Tree Util and Test on page A 2 3 2 ESU LT User Manual 61200410L1 1 Chapter 3 Operation Four Opening Menu Functions STATUS CONFIG UTIL 61200410L1 1 The STATUS MENU provides the ability to view the status of the ESU LT operation This menu includes the followin items NI PERF RPTS REPORTS Used to display the user s copy of the Network Interface performance reports The ESU LT maintains this performance data based on G 821 Data that is displayed is based on performance over the last 15 minute interval and over the last 24 hours CURR ERR ALM Used to view current errors alarms which are being reported by the ESU LT ERR ALM HIST Used to view and clear history errors and a
47. ode config menu 5 3 UNIT config menu 3 3 Unit config submenu 5 6 up and down arrows menu features 3 5 Util menu description 6 1 UTIL menu 3 3 Utility Menu menu tree 6 1 V Viewing display only data fields 3 7 61200410L1 1 Index W Y Warranty and Customer Service vii Y2K Compliance iii Y2K Project Line iii Y2K Faxback Document Line iii 61200410L1 1 ESU LT User Manual Index 5 Index Index 6 ESU LT User Manual 61200410L1 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 888 4ADTRA 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 currentl in house or possible fees associated with repair contact CAPS directly at the fol lowing number CAPS Department 256 963 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 Cent
48. 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 MODEM INIT The ESU LT is capable of initializing a modem This menu selection is used to perform this initialization and should be selected only when the ESU LT is serving as the MASTER unit Prior to modem initialization it should be physically connected to the ESULT 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 DATA RATE 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 serial port Choices 1200 2400 9600 61200410L1 1 ESULT User Manual 5 7 Chapter 5 Configuration Menu ALARMS 5 8 NOTE Used to initialize the method by which the control port handles alarm conditions TRAPS Determines if alarm conditions should automatically send alarm messages traps to the controlling PC The setting is for this unit or for slaves if this unit is a master Choices ENA DISA OUTPUT Selects whether the alarm tr
49. peration See indi 1 NETWORK TESTS vidual menu items concerning tests before executing NO LOOPBACK 4 TEST 2 RUN SELFTEST 1 LOCAL LOOPBK LINE ON PAYLOAD ON 2 REMOTE LOOPBK NO LOOPBACK FE1 LOOPBACK 3 TEST PATTERN NO PATTERN 1 8 ALL TSOs QRSS 505 511 ACT TSOs ALL ZEROS ALL ONES 4 CLR ERRS and error display 5 INSERT QRSS or 511 ERRORS Displays results 3 PORT TESTS 1 DTE LOOPBK ON 4 CANCEL TESTS 61200410L1 1 ESULT User Manual OFF Figure 7 1 Test Menu 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 ESU LT User Manual 61200410L1 1 Chapter 7 Test Menu REMOTE LOOPBCK No Loopback Deactivates the loopback FE1 Loopback FE1 loopback sends V 54 loopback code in all mapped TS0s toward the netwo
50. place 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 vii viii Table of Contents List Of Figures M XV Listof annee an has rite ester xvii Chapter 1 Introduction ss 1 1 FSU ET OVerVAeW ctt i e der m tre 1 1 Functional Description itte tte te tede etel biete 1 1 ESELE T Re atPanelz2 cete Ee HEREIN 1 2 ESULT Beat res ee eee e eec oa he Ba ee eee 1 3 ESU LT Interfaces uec et ce teme ree 1 3 Network Interface NI ss 1 4 Network Test Interface issus 1 4 Nx56 64 Serial Interface inserer css ener innen 1 4 Control Port Input see Oe Pire irte ns 1 4 Chain Port Output fees ianen teen theta ente tage iade 1 4 Software Management 1 4 Front e ecce 1 4 T Watch Pro Management Software Program 1 5 ESU LTE Testing is acere etr he eio eden qe etatem bieten nes 1 5 Self test rte etate testes lude tenet e D EAE 1 5 Loopback Iests 4 reete Ree hee eda ee tere redet 1 6 Network Loopbacks sus 1 6 Payload
51. right corner See Figure 3 4 ESULT 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 a Down Arrowis visible on the lower right cor ner 3 6 ESU LT User Manual 61200410L1 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 Enter 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 Up and Down Arrowsto scan the available value settings which display in the data field position one at a time 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 i
52. rk The far end unit will respond by initiating a local line loopback This loopback is not available when operating in unframed mode TESTPATTERN 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 TSOs Generates 1 in 8 pattern in all 505 QRSS ACT TSO The ESU LT has an internal ORSS pattern generator and detector The pattern only appears in the TS0s assigned to the Nx56K 64K port The ORSS test pattern can be used i conjunction with network loopbacks to perform end to end tests 511 Active TS0s 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 61200410L1 1 ESU LT User Manual 7 8 Chapter 7 Test Menu CLR ERRORS CLR ERRORS has two functions 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 ESU LT Then send a 511 pattern from the local ESU LT The CLR ERRORS screen can then be used to determine if the link is functioning properly by verifying that no er
53. rors alarms that are currently active 61200410L1 1 ESU LT User Manual 4 3 Chapter 4 Status Menu Alarms and Errors 4 4 The following are alarms and errors which can be seen LOSS OF SIGNAL No signal detected at NI LOSS OF FRAME NI unable to frame align with incoming FAS NFAS framing pattern Remote Alarm Bit 3 of NFAS word is transmitted out the network interface LOSS OF TS16 MF unable to sync on TS16 multiframe signal Valid only when CAS TS16 framing enabled Remote multiframe Alarm is transmitted out the network interface LOSS OF CRC 4 NI unable to sync on CRC 4 multiframe signal Valid only when CRC 4 framing is enabled Remote Alarm is transmitted out the network interface AIS RECEIVED Unframed ones being received at network interface TS16 AIS RCVD Unframed ones being received in TS16 on network interface Remote multiframe alarm transmitted out network interface REMOTE ALARM Remote alarm signal Bit 3 of NFAS word being received at network interface REMOTE MF ALARM Remote multiframe alarm signal Bit 6 of TS16 for three consecutive multiframes being received at network interface EXT CLOCK ALARM No external clock at DTE BPV CV RCVD Indicates that a Bipolar violation has occurred when set for AMI line coding Indicates that a code violation has occurred when set for HDB3 line coding ESULT User Manual 61200410L1 1 Chapter 4 Status Menu FAS WORD ERROR Indicates wor
54. rors are being counted INSERT QRSS or 511 ERRORS When running a 511 or ORSS pattern test press Enter to insert an error into the pattern 7 4 ESU LT User Manual 61200410L1 1 Run Self test Chapter 7 Test Menu 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 The following board level tests are performed during self test Order Test 1 RAM tests EPROM checksum 2 On board data path sending a known test pattern through an on board loop Front panel LED verification Phase lock loop verify If a failure is detected note the failure number and contact ADTRAN Technical Support NOTE Executing self test disrupts normal data flow and prevents remot communication until the self test is completed approximately 15 seconds 61200410L1 1 Figure 7 4 Self Test Results Screen ESU LT User Manual 7 5 Chapter 7 Test Menu Port Tests Port Tests are used to control the activation of a DTE loopback This test loops data received at the high speed serial interface back towards the DTE See Figure 7 5 Figure 7 5 Loopback Setting Screen Cancel Tests Use to deactivate all active tests
55. s available any time during the operation If used pri NOTE field or to pressing Enter after making a data change the original data value is restored and the cursor returns to the submenu To View Display Only Data Fields An example 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 61200410L1 1 ESULT User Manual 3 7 Chapter 3 Operation Front Panel The ESU LT front panel is shown in Figure 3 5 Unit features are identified by call outs aS me MIA Qa Figure 3 5 Front Panel Layout Item Displays Function 1 PWR LED ON when power is received by ESULT 2 ERR LED ON when errors such as BPV CRC 4 FAS word or E bit errors have occurred 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 transmitted 6 RD LED ON when DTE data is being received 7 RS LED ON when request to send RTS active from DTE 8 CS LED ON when ESU LT has clear to send CTS active toward DTE 9 LCD A 2X16 LCD window that displays menu items used in configuration and
56. s 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 set for T Watch and keypad lockout When the keypad is locked the LCD will display in place of the passcode 61200410L1 1 ESU LT User Manual 6 3 Chapter 6 Utility Menu Keypad Allows the user to lock or unlock the front panel keypad This feature keeps the unit configuration from being changed by unauthorized personal When the keypad is LOCKED option settings can be viewed but not changed The user selected passcode is not required to lock the keypad When UNLOCKED is selected the user is required to enter the four digit passcode If an incorrect passcode is entered the unit will remain locked 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 6 4 ESU LT User Manual 61200410L1 1 Test Menu Chapter 7 TEST The TEST MENU is used to initiate different types of tests 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 will disrupt some of the normal o
57. serial interface offers DTE loopback See Figure 1 5 DTE Loopback Loops all data from the DTE back towards the DTE This loopback may be initiated by using the front panel or T Watch commands The DTE or the external test equipment must provide a test pattern to check the DTE interface ESU ms Nx56 64 77 Interface DTE mam 1 n Nx56 64 to Loopback E1 Network Interface network control circuit _ gt 1 1 1 1 1 1 1 1 1 1 1 1 1 EI Figure 1 5 DTE Interface Loopback 61200410L 1 1 ESU LT User Manual 1 7 Chapter 1 Introduction Pattern Generation The ESU LT offers five test patterns 511 ORSS 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 TS0s 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 QRSS The ESU LT has an internal QRSS pattern generator and detector The pattern appears only in the TS0s assigned to the Nx56K 64K port The ORSS test pattern can be used in conjunction with network loopbacks to perform end to end tests 1 8 The 1 8 is a stress pattern which places the maximum num ber of Os in the transmitted data This is always done over all time slots This pattern is used in conjunction with external test
58. ure 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 61200410L1 1 ESU LT Unit Front View 1 1 ESU ET Rear Panel ven eee eter eds 1 2 ESULET iter faces noni EE 1 3 Network Loopback Tests 1 6 DTE Interface Loopback ss 1 7 Simple Bridge Application on a E1 or FE1 Circuit 1 9 ESU LT Main Men 5 hese e eee te ded reinen erede ge een 3 1 ESU ET Main Men Scteen is unitates nte hb ted 3 2 Cursor on Menu Item inerte 3 6 Submenu Fields uns ette ee e ede Hee tet 3 6 Front Panel Layouts See eet uere regen 3 8 Status Menu nne anie ete tette A 4 1 Severely Errored Seconds Scree sss 4 2 Loss of Signal Current Errors Alarms Screens 4 3 Cle r History Screen inita ep rete ee tenet 4 5 Configuration Mens ot edicere eerte piena 5 1 Network Submienu 3 RH ended ei 5 2 Network Timed Clock Source 5 5 Internal Timing Clock Source ss 5 5 DTE Clock Source iei Reels 5 6 Configuration Submenu ss 5 6 Inband Remote Configuration 5 11 Utility nn dita nan died et relies 6 1 Tinie Date Screen nine Ras le line 6 2 Address nee m een en nt Mie de RET 6 3 Test 7 1 Local
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