ESU LT User Manual - ADTRAN Support Community
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1. Pin EIA CCITT Description Source 1 Shield 2 A A 103 Transmitted Data TD A DTE 3 B A 104 Received Data A RD A DCE 4 A A 105 Request to Send A RTS A DTE 5 B A 106 Clear to Send A CTS A DCE 6 C A 107 DCE Ready DSR A DCE 7 AB 102 Signal Ground DTE 8 F A 109 Received Line Detector DCD A DCE 9 D B 115 Receiver Element Timing RC B DCE 10 F B 109 Received Line Detector DCD B DCE 11 A B 113 External Clock B ETC B DTE 12 B B 114 Transmit Element Timing TC B DCE 13 B B 106 Clear to Send CTS B DCE 14 A B 103 Transmitted Data TD B DTE 15 B A 114 Transmit Element Timing TC A DCE 16 B B 104 Received Data RD B DCE 17 D A 115 Receiver Element Timing RC A DCE 18 Not supported 19 CA B 105 Request to Send RTS B DTE 20 Not supported 21 Not supported 22 CC B 107 DCE Ready DSR B DCE 23 Not supported 24 A A 113 External Clock A ETC A DTE 25 Not supported 72 ESU LT User Manual 61200410L1 1B Appendix B Pinouts Table B 5 Nx56 64 Pin Assignments for V 35 Mode Pin Name CCITT Description Source 1 GND Protective GND P 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 Ready DCE 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 B2. esee 70 Chain Out Pin Assignments 7 Nx56 64 Pin Assignments for EIA 530 and V 36 ss 72 Nx56 64 Pin Assignments for V 35 Mode sss 73 DB 25 to V 35 34 Pin Winchester Cable sese 74 Nx56 64 Pin Assignments for V 11 X 21 Mode 75 Adapter Cable DB 25 to X 21 DB 15 Connector sss 76 61200410L1 1B ESU LT User Manual 15 List of Tables 16 ESU LT User Manual 61200410L1 1B Chapter 1 Introduction ESU LT OVERVIEW This section provides a functional description of the ESU LT describes its features and illustrates its four interfaces Functional Description The ADTRAN ESU LI Figure 1 1 is one of several El CSU DSUs that offer complete flexibility for connection of various data sources to El or FE1 facilities This family of ESU products includes the following e ESU LT El CSU DSUs with a single Nx56K 64K serial port ESU 120e Same as the ESU LT with the added feature of a G 708 drop port and a slot in the rear panel to house an option module Each module offers up to four additional data ports ADRAD 3 e444 EC Egg Figure 1 1 ESU LT Unit 61200410L1 1B ESU LT User Manual 17 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 bandwidt
3. ESU LT Interfaces The ESU LT is equipped with four interfaces e El Network interface per ITU G 703 e Nx56 64 high speed multi protocol serial interface e Control input EIA 232 Chain port input Chain port output See Figure 2 2 and the following descriptions in this section PC or Modem Control Chain Chain Chain Input Output Input Output gt q NI ESULT NI ESULT Nelwork Nx56 64 Nx56 64 p lt Figure 2 2 ESU LT Interfaces Network Interface NI The Network Interface NI port provides the connection to the El This port complies with the applicable ANSI and CCITT standards Either the 1200 DB 15 or the 75Q BNC interface adapter provided may be used for the NI The 75 120 selection must be made with the front panel menus For more information see Wiring on page 69 Network Test Interface The MON test jack provides a bridged access jack for non intrusive monitoring of the incoming El Nx56 64 Serial Interface 61200410L1 1B The Nx56 64 provides a serial interface that operates from 56 kbps 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 ESU LT User Manual 25 Chapter 2 Installation 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
4. 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 CIk A DTE 25 Not supported 61200410L1 1B ESU LT User Manual 73 Appendix B Pinouts Part Number 1200285L1 Table B 6 DB 25 to V 35 34 Pin Winchester Cable DB 25 34 Pin Name 1 A 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 Connected 11 W External Clock B 12 AA Tx Signal Timing B 13 Not Connected 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 Connected 20 H DTR 21 B Remote Loopback 22 Not Connected 23 Not Connected 24 U External CIk A 25 K Test Mode 74 ESU LT User Manual 61200410L1 1B 61200410L1 1B Appendix B Pinouts Table B 7 Nx56 64 Pin Assignments for V 11 X 21 Mode Pin Name Description Source 1 Protective GND shield n a 2 T A Transmit A DTE 3 R A Receive A DCE 4 C A Control A DTE 7 G Signal GND n a 8 KA Indication A DCE 9 12 S B Signal Timing B
5. Chapter 5 Configuration Menu Inband Selects the 8K Inband Channel as the management channel When this option is selected the first time slot occupied operates in 56K mode and the DTE clock rate is reduced by 8 kbps This channel can be configured to always on NORMAL or active only when traffic is present AUTO If the channel is configured for AUTO and no T Watch PRO activity is detected for 10 minutes the Inband Channel is deactivated This option is selected in the port configuration menu The 8 kbps channel is only taken out of the first time slot If two 64K TS0s are mapped the DTE rate would be 120 kbps instead of 128 kbps The Inband Channel is not available in unframed mode TSO Selects a full 56 64K TSO as the management channel The management channel is automatically allotted to the first active TSO and the DTE clock rate decreases by either 56K or 64K depending on the Nx configuration For example on a full E1 circuit with TSO management enabled channel 1 is the management channel and the DTE clock rate will drop from 1984K to 1920K On a fractional El with channels 3 and 4 mapped and TSO management enabled channel 3 will be the management channel and the DTE clock rate would drop from 128K to 64K TSO management is not available in unframed mode Port Port Configuration Interface 61200410L1 1B The menu item PORT is used to select and then to configure the parameters associated with the high
6. F factory restore restoring unit to factory settings 56 far end looped back test 65 features of unit 18 framing mode configuration menu 42 front panel software management 19 33 I installation 21 interfaces ESU LT 25 internal timing 45 international cordset selection 5 K keypad how to secure 56 L line code config menu 44 line loopback 58 local loopback setting on test menu 60 loopback DTE 59 DTE interface 59 initiating a remote loopback 66 line 58 network 58 payload 58 terminating a remote loopback 66 loopback tests 58 ESU LT User Manual 77 Index management channel for unit configuration 48 management software 33 menu features 29 menu operation 30 example 29 menu tree configuration menu 41 utility menu 53 N network interface for configuration menu 42 network interface connector 15 pin female D 69 network interface test 66 network interfaces 25 network loopbacks 58 network tests controlling loopbacks 58 initiating data test patterns 58 network timing 45 clock source 45 NFAS Word config menu 44 NI PERF RPTS status menu 36 NI network interfaces 25 P payload loopback 58 PC management 33 pinouts 25 pin female D connector 72 adapter cable DB 25 to V 35 34 pin Win chester 74 control in chain in 70 data port interface 72 network connections 69 Nx56 64 for v 11 x 21 mode 75 Nx56 64 for V 35 Mode 73 port configuration 49 port tests DTE loopback activation 63 power connection
7. NFPA 70 Termination of the supplementary equipment grounding conductor is permitted to be made to building steel to a metal electrical raceway system or to any grounded item that is permanently and reliably connected to the electrical service equipment ground Bare covered or insulated grounding conductors are acceptable A covered or insulated grounding conductor shall have a continuous outer finish that is either green or green with one or more yellow stripes The supplemental grounding conductor shall be connected to the equipment using a number 8 ring terminal The terminal should be fastened to the grounding lug provided on the rear panel of the equipment The ring terminal should be installed using the appropriate crimping tool AMP P N 59250 T EAD Crimping Tool or equivalent ESU LT User Manual 23 Chapter 2 Installation IDENTIFICATION OF REAR PANEL LAYOUT ESU LT Rear Panel Figure 2 1 shows the ESU LT rear panel and a description of the components Figure 2 1 ESU LT Rear Panel Number Identification for ESU LT Rear Panel Name Description 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 24 ESU LT User Manual 61200410L1 1B Chapter 2 Installation
8. DCE 10 1 B Indication B DCE 14 T B Transmit B DTE 15 17 S A Signal Timing A DCE 16 R B Receive B DCE 19 C B Control B DTE ESU LT User Manual 75 Appendix B Pinouts 76 Table B 8 Adapter Cable DB 25 to X 21 DB 15 Connector Name DB 25 DA15S Protective GND Shield 1 1 Signal GND 8 Control A 4 3 Control B 19 10 Indication A 8 5 Indication B 10 12 Transmit A 2 2 Transmit B 14 Receive A 3 4 Receive B 16 11 Signal Timing A 15 17 6 Signal Timing B 9 12 13 ESU LT User Manual 61200410L1 1B Index Numerics 511 active TSOs test pattern 61 511 errors displaying and clearing 61 511 test pattern activating 66 A ADTRAN management software 19 alarms and errors status menu 38 all ones test pattern 61 all zeros test pattern 61 B bridge router application 19 C chain port output 26 chain out pinout 71 changing control port and alarm options 46 clock source internal timing 45 CNTRL PORT config menu 47 config menu 41 menu tree 41 control port alarms 47 initializing modem 47 input 26 setting baud rates 47 setting up 47 CRC 4 config menu 44 CURR ERR ALM status menu 37 current error alarm menu 37 D data port interface pinouts 72 data rate chart 67 DTE interface loopbacks 59 DTE loopback 59 DTE timing config menu 45 46 61200410L1 1B E error alarm history menu 39 ESULT features 18 functional description 17 overview 17
9. Figure 6 1 Utility Menu 61200410L1 1B ESU LT User Manual 53 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 To edit the date and time follow the steps outlined in Table 6 1 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 position or field Press Enter without making any changes at the cursor Press the up and down arrow keys End the editing process Press Cancel 54 ESU LT User Manual 61200410L1 1B Chapter 6 Utility Menu Software Rev Use the SoFTWARE REVISION submenu to access the display of the current software revision level This information is required when requesting assistance from ADTRAN Customer Service or when updates are needed Reinit Unit The REINIT UNIT submenu is used to reinitialize the unit This menu item is not used to restore the factory default settings for all parameters Address ADDRESS is used to access the current UNIT ADDRESS setting Unit identification numbers must be between 000 and 256 See Figure 6 3 Figure 6 3 Address Screen Set Passcode SET PASSCODE allows a passcode to be set for T Watch PRO and keypad lockout When t
10. another ESU LT or ESU 120e For more information see Wiring on page 69 Chain Port Output The chain port output provides an EIA 232 output to chain control to other ESU LTs or ESU 120es For more information see Wiring on page 69 POWER UP TESTING AND INITIALIZATION When shipped from the factory the ESU LT is set to factory default conditions At the first application of power the unit automatically executes self tests followed by an initialization sequence which sets up the unit Self Test The self test checks the integrity of the internal operation of the electronic components by performing memory tests and by sending and verifying data test patterns through all internal interfaces Although actual user data cannot be passed during these tests the self test can run with the network and DTE interfaces in place 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 run on various parts of the internal electronics These run during normal operation to confirm continued correct functioning The background tests include the following e Monitoring the phase locked loop for lock e Standard background network performance monitoring Table 2 1 on page 27 explains how self tests work 26 ESU LT User Manual 61200410L1 1B Chapter 2 Installation Tab
11. the high speed serial interface back towards the DTE See Figure 7 7 Figure 7 7 Loopback Setting Screen Cancel Tests Use to deactivate all active tests 61200410L1 1B ESU LT User Manual 63 Chapter 7 Test Menu 64 ESU LT User Manual 61200410L1 1B Chapter 8 Example Operations TESTING EXAMPLES Before using the ESU LT to pass data ADTRAN recommends running 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 both ends Far End Looped Back Test E1 CSU DSUs should respond to a loop up code sent over the El circuit The remote unit will loop the network interface providing a path for data from the local unit over the circuit and back again Sending a known test pattern over this loop and checking for errors verifies circuit connectivity The following example loops the remote unit and sends 511 or ORSS pattern through the data path Use the 511 or ORSS test pattern with any El configuration regardless of the channel configuration because 511 and QRSS are always sent in the occupied channels See Test Menu on page 57 for a complete TEST menu tree Complete the steps outlined in Table 8 1 on page 66 to loop up the remote El CSU DSU and send a test pattern 61200410L1 1B ES
12. 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 44 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 1B 61200410L1 1B 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 OSC E1 Transmit A r4 Network E1 Receive Interface n ulace ome ee Roe Figure 5 3 Network Timed Clock Source Internal Timing The ESU LT is the source of timing The ESU LT is configu
13. 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 can initialize 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 ESU LT and the power turned on At this point an industry standard AT command string is used to initialize the modem The string is also used following future power up sequences Choices ENA DISA 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 Used to initialize the method by which the control port handles alarm conditions Traps Determines whether 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 ESU LT User Manual 47 Chapter 5 Configuration Menu Output Selects whether the alarm traps if enabled are sent directly or whether
14. 1 d ed e Ra een arcte esu 21 Power Connection A an crece ter ee Ee Pepe ko eee P Pede e EEG 22 Grounding Instructions eene 22 Identification of Rear Panel Layout esee eee nene 24 EST Rear Panel il ea al Een 24 ESTELA Tas ne a ec e A ta ee ber tee eU 25 Network Interface INT eese eene teen tnn tnn nennen nnne 25 Network Test Interface c ccccccccccssscesccssscessecescecseecseeseeecssceeseceeeesaecsseees 25 Nx56 64 Serial Interface seen n tenenti nenas 25 Control Port Input aci n rate etae ede ara 26 Chair Port Output micaela emeret 26 Power Up Testing And Initialization eene nen 26 Self T6SEn eit e eec i e EE etat tete obe dtes ete eta due 26 Chapter 3 Operation eese etse tenente tete tetas E ES tete ten esee toten EE 29 ErontPanel Overview 3 notte ft me een edle net eee EEUU 29 Front Panel Menu Structure and Operation eeeenesnnnnn 30 Menr Structure sere eee A e ede TR e ee Eten 30 Stats x eese ente e eie moe Edu e aeree eee etl re mt solve o ERR 30 Config Configuration sse eene enne 31 61200410L1 1B ESU LT User Manual 9 Table of Contents Util Utilities cidad biet e nete lios 31 OSU SEEN EEE ERE CERERI EE ERU CC e fixes E RR de ieri eats 31 Men Operation ine rte nee n n tie dre raa 31 Editing Data Piel ds crio ia ii ere ette tene 32 Exiting Menu Field Operation Or Display 33 Alter
15. 1 1B ESU LT User Manual 69 Appendix B 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 See Table B 2 for the pin assignment for this connector Connector Type RJ 48 Table B 2 Control In Chain In Pin Assignments Pin Name Description 1 GND Ground connected to unit chassis 2 UNUSED 3 RXDATA Data received by the ESU 4 UNUSED 5 TXDATA Data transmitted by the ESU 6 UNUSED 7 RI Ring indicate from modem 8 UNUSED 70 ESU LT User Manual 61200410L1 1B Appendix B Pinouts Chain Out Use this to connect to another ESU LT chain in connector The pinout for this connector is shown in Table B 3 Connector Type RJ 48 Table B 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 Datatransmitted to chained units by the ESU Connect to RX DATA of the next unit chain in pin 3 4 UNUSED 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 1B ESU LT User Manual 71 Appendix B Pinouts Data Port Interface Connector Type 25 pin female D connector Table B 4 Nx56 64 Pin Assignments for EIA 530 and V 36
16. 10A HAR BS 1363 IEC 60320 C13 United Kingdom Korea 125 VAC 10A HAR KSC 8305 IEC 60320 C13 North America 125 VAC 10A AWG NEMA 5 15 IEC 60320 C13 61200410L1 1B ESULT User Manual Warranty and Customer Service ADTRAN will replace or repair this product within the warranty period if it does not meet its published specifications or fails while in service Warranty information can be found at www adtran com warranty ESU LT User Manual 61200410L1 1B Customer Service Product Support Information and Training ADTRAN will repair and return this product 1f within the warranty period from the date of shipment the product does not meet its published specification or the product fails while in service A return material authorization RMA is required prior to returning equipment to ADTRAN For service RMA requests training or more information use the contact information given below Repair and Return If you determine that a repair is needed please contact our Customer and Product Service CAPS department to have an RMA number issued CAPS should also be contacted to obtain information regarding equipment currently in house or possible fees associated with repair 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 901 Explorer Blvd East Tower Huntsville Alabama 35806 RMA Pre Sales Inquiries
17. 1B Chapter 7 Test Menu E1 x ESU lt Payload Loopback Line Loopback N V 35 Interface A DTE Interface Loopbacks 61200410L1 1B Figure 7 3 Network Loopback Tests The Nx56K 64K serial interface offers a DTE loopback See Figure 7 4 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 PRO commands The DTE or the external test equipment must provide a test pattern to check the DTE interface ESU Network Interface NI Nx56 64 Interface Nx56 64 to network control Figure 7 4 ESU LT User Manual E DTE Loopback DTE Interface Loopback 59 Chapter 7 Test Menu LOCAL LOOPBK There are three choices available for setting the local loopback No Loopback Deactivates the loopback Line On Activates the line loopback Payload On Activates the payload loopback The payload loopback is not supported in unframed mode REMOTE LOOPBK TEST PATTERN 60 No Loopback Deactivates the loopback FE1 Loopback FE1 loopback sends V 54 loopback code in all mapped TS0s toward the network The far end unit will respond by initiating a local line loopback This loopback is not available when operating in unframed mode Sets the pattern for the test and initiates the transmission of the pattern There are four patterns available The
18. 3 1 on page 29 All fields followed by a colon are editable Menu fields followed by an equal sign cannot be edited these fields are used for display only As an example Table 3 2 describes how to activate the NETWORK menus from the CONFIG Menu Table 3 2 Activating the Network Menus from the Config Menu Step Action 1 Use the up and down arrows to place the cursor on the appropriate menu item in this example CONFIG See Figure 3 2 on page 32 2 Place the cursor on the number 2 and press Enter The unit responds by displaying the first two available submenu fields The cursor is on the first field If there are more than two menu fields a down arrow is visible on the lower right corner See Figure 3 3 on page 32 61200410L1 1B ESU LT User Manual 31 Chapter 3 Operation Editing Data Fields Figure 3 3 Submenu Fields You can edit data fields preceded by a colon Table 3 3 describes using the front panel keys to edit data fields Table 3 3 Editing a Data Field Step Action Result 1 With the cursor positioned on The cursor moves to the data the submenu item number field to the right of the sub press ENTER menu item name 2 Using the arrows scroll to scan The value settings display one the available value settings at a time in the data field posi tion 3 When the appropriate value is When the value is set the cur displayed
19. 66 ESU LT User Manual 61200410L1 1B Appendix A DTE Data Rate Chart The DTE data rate chart is shown in Table A 1 Table A 1 DTE Data Rate vs TSOs 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 704K N 12 672K 768K N 13 728K 832K N 14 784K 896K N 15 840K 960K N 16 896K 1024K N 17 952K 1088K 61200410L1 1B ESU LT User Manual 67 Appendix A DTE Data Rate Chart Table A 1 DTE Data Rate vs TSOs Continued OF TSOs N DTE RATE 56K DTE RATE 64K N 18 1008K 1152K N 19 1064K 1216K N 20 1120K 1280K N 21 1176K 1344K N 22 1232K 1408K N 23 1288K 1472K N 24 1344K 1536K 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 68 ESU LT User Manual 61200410L1 1B Appendix B Pinouts WIRING Network interface Connector The network connections are as follows Connector Type 15 pin female D connector Table B 1 Network Pinouts Pin Name 1 Tx data output 2 Frame ground 3 Rx data input 4 Frame ground 5 Frame ground 7 Frame ground 9 Tx data output 11 Rx data input 6 8 10 12 Not Used 13 14 15 61200410L
20. ADRAN ESU LT User Manual Part Number 1200410L1 61200410L1 1B February 2003 Trademarks Any brand names and product names included in this manual are trademarks registered trademarks or trade names of their respective holders T Watch PRO is a registered trademark of ADTRAN Inc To the Holder of the Manual The contents of this manual are current as of the date of publication ADTRAN reserves the right to change the contents without prior notice In no event will ADTRAN be liable for any special incidental or consequential damages or for commercial losses even if ADTRAN has been advised thereof as a result of issue of this publication ADRAN 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 Copyright 2003 ADTRAN Inc All Rights Reserved Printed in U S A The following conventions are used in this manual CAUTION Cautions signify information that could prevent service interruption NOTE Notes provide additional useful information iG Warnings provide information that could prevent damage to the N y W ARNIN equipment or endangerment to human life Safety Instructions When using your telephone equipment please follow these basic safety precautions to reduce the risk of fire electrical shock or personal injury 1 Do not use this product near water such as a bathtub wash bowl kitchen sink laundry tub in a wet basement or near a swimming poo
21. CE is turned ON and ready for operations Choices NORMAL see Table 5 1 FORCE ON Table 5 1 Normal Mode Operation for Port Control Signals NORMAL MODE OPERATION Conditions which cause the Port Control Signals to be deactivated SIGNAL RTS V 54 511 SELF TEST NETWK TEST NO TSO NETWORK LOOP BK TSTON 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 61200410L1 1B ESU LT User Manual 51 Chapter 5 Configuration Menu Inband If Inband is selected as the management channel set to NORMAL or AUTO In NoRMAL mode the channel is always enabled In AUTO mode the channel is enabled only when commands are sent from T Watch PRO After 10 minutes of idle activity it is disabled 52 ESU LT User Manual 61200410L1 1B Chapter 6 Utility Menu UTIL The UTILITY menu is used to view and to set system parameters See Figure 6 1 This includes setting the time and date resetting all parameters to factory values and re initialize the unit This menu is also used to view the unit s software revision and the unit ID setting 1 TIME DATE TIME HH MM SS 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 Returns all configurations to factory settings
22. IEC power connector 22 78 ESU LT User Manual Q ORSS ACT TSOs test pattern 61 ORSS test pattern activating 66 R remote loopback initiating 66 remote loopbck test menu 60 RFA GEN config menu 44 run self test executing internal self tests 62 S shipping damages 21 software management 33 front panel 19 software revision on utility menu how to access 55 status menu 35 T test menu 57 test pattern 1 8 all TSOs 60 511 active TSOs 60 activating 66 all ones 60 all zeros 60 ORSS ACT TS0s 60 terminating 66 testing examples 65 timing mode config menu 44 timing DTE 45 trademark information 8 transmission clock 45 T Watch PRO 33 U utility menu accessing unit address setting 55 how to set time and date 54 menu tree 53 reinitializing the unit 55 setting passcode for T Watch PRO and key pad lockout 55 setting system parameters 53 61200410L1 1B Ww wiring 69 61200410L1 1B ESU LT User Manual Index 79 Index 80 ESU LT User Manual 61200410L1 1B
23. RT TESTS 1 DTE LOOPBK ON OFF 4 CANCEL TESTS Figure 7 1 Test Menu 61200410L1 1B ESU LT User Manual 57 Chapter 7 Test Menu Network Tests Loopback Tests 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 NT 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 A number of different loopbacks can be invoked locally from the front panel by T Watch commands or remotely by using special in band codes AT amp T D4 network loop up and loopdown codes Additionally the loopbacks can be remotely controlled by means of out of band commands by the E1 ESF FDL or from T Watch PRO via a modem connection Network Interface Loopbacks 58 Network interface loopbacks affect the entire E1 data stream see Figure 7 3 on page 59 The two types of network loop backs are described below Line Loopback Loops all of the received data back toward the network The transmitted data is the identical line code that was received including any bipolar violations or framing errors Payload Loopback Similar to line loopback except that the framing is extracted from the received data and then regenerated for the transmitted data ESU LT User Manual 61200410L1
24. U LT User Manual 61200410L1 1B Status Menu Chapter 4 STATUS The STATUS menu branch allows you to view the status of the ESU LT operation See Figure 4 1 RESET PERF CNTRS AS EF 1 NI PERF RPTS ES BES SES LOSS OF SIGNAL DM LOSS OF FRAME UAS LOSS OF TS16 MF 2 CURR ERR ALM LOSS OF CRC 4 1 STATUS AIS RECEIVED CLEAR HISTORY 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 3 ERR ALM HIST OUT OF FRAME FAS WORD ERROR 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 61200410L1 1B ESU LT User Manual 35 Chapter 4 Status Menu NI PERF RPTS 36 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 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 Percentag
25. U LT User Manual 65 Chapter 8 Example Operations Table 8 1 Initiating a Remote Loopback Step Action 1 Select TEsT from the main menu 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 3 Using the up and down arrows place the cursor on NETWORK TESTS 4 Press Enter to enter the NETWORK TEST menu Result Beginning display of the submenu items Each menu item canbe selected with the up and down arrows Use the up and down arrows to place the cursor on REMOTE LOOPEK Press Enter to select FE1 Loopback Use the up and down arrows to select TEST PATTERN Press Enter again to activate the TEST PATTERN submenu O NI Oo Ol Use the up and down arrows to select 511 ACT TSOs QRSS ACT TSOs is also an available test pattern 10 Press Enter to activate the selection Result The ESULT always checks for 511 errors The results of this check are shown under submenu item 4 When you have finished viewing the results complete the following steps to return the ESU LT to normal operation Step Action Press Cancel to return to submenu item TEST PATTERN Select No PATTERN to terminate the test and the 511 pattern gener ation Result set to No LooPBACK under submenu item REMOTE LOOPBK The far end remains in loopback until the network REMOTE LOOPBK is
26. W l i authority to operate the equipment Canadian Emissions Requirements The Class B digital apparatus meets all requirements of the Canadian Interference Equipment Regulations Cet appareil num rique dela Class B respecte les exigences du Regulement sur le materiel brouilleur du Canada 4 ESU LT User Manual 61200410L1 1B International Cordset Selection The following list is a selection of recommended cordset configurations to ensure protective earthing continuity when utilizing this product internationally This list gives the proper rating cordage type and plug connector configuration for the specific country where the product is to be utilized Country Minimum 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 7 A 12 1367 JIS 8303 IEC 60320 C13 Yukita 300 V Russian 250 VAC 10A HAR GOST 7396 IEC 60320 C13 Federation Switzerland 250 VAC 10A HAR SEV 1011 IEC 60320 C13 Ireland 250 VAC
27. aee e edi OD Ree onte e b TENA LT RS UE EI e 51 DORT re o eerte E adi 51 Inbatid A ettet ttt esee OR a MENS al us 52 10 ESU LT User Manual 61200410L1 1B Table of Contents Chapter 6 Utility Menu ninien ren i a AR EE NT 53 TE A EM ME 53 A ees ad dale Moot eee Relves ca tere rre ERREUR 54 Sottwatre Rev eter in nenne sende eoe dece seti dee vtt do ve are 55 Remito a A en re I pita tete Tocata 55 Address AR tape Ru ee cere a esca 55 Set Passcode 2 Aet ee e e ERR I OS 55 Keypad ient eee tete te eiae nene store ra deesse idee teet duet ree dee 56 Fact Restore iine enu Diete i tte riis 56 Chapter 7 Test Menu sesesesesssnsnsssssesssenensnenenesensnsnenenenensnsnenenenentsenenenenenenenenenenenenene 57 TEST 4 82 A rei bes qe etd A 57 Network Testi enit eir a east be t oa 58 Loopback Tests cece ied tet tie rag ter ete lado 58 Network Interface Loopbacks sees eee eene 58 DTE Interface Loopbacks sssini eee eene 59 Local Eoopbk siete een tenete dae wiles 60 RemoteEoopbk eene eae eedetse 60 Test Pattern 2 2 3 2 ra na ee RE eo n vs REPE vere e eem rete 60 CLER EOS en Diane es ete E Ere RENE 61 Insert ORSS or 511 Errors esee enne enne enne nenne 62 R nselfttest ass n dte ette o eee e reo ee fed 62 Port Test tete detect tede tene Te bt tet 63 Cancel Tests ren esse terere hee ee P ERE Ee 63 Chapter 8 Example Operations esesesesssssessonononsnsesesnonnensnenesenensnnnenenenenenenene
28. and Applications Support Your reseller should serve as the first point of contact for support If additional pre sales support is needed the ADTRAN Support web site provides a variety of support services such as a searchable knowledge base latest product documentation application briefs case studies and a link to submit a question to an Applications Engineer All of this and more is available at http support adtran com When needed further pre sales assistance is available by calling our Applications Engineering Department Applications Engineering 800 615 1176 61200410L1 1B ESU LT User Manual 7 Post Sale Support Your reseller should serve as the first point of contact for support If additional support is needed the ADTRAN Support web site provides a variety of support services such as a searchable knowledge base updated firmware releases latest product documentation service request ticket generation and trouble shooting tools All of this and more is available at http support adtran com When needed further post sales assistance is available by calling our Technical Support Center Please have your unit serial number available when you call Technical Support 888 4ADTRAN Installation and Maintenance Support The ADTRAN Custom Extended Services ACES program offers multiple types and levels of installation and maintenance services which allow you to choose the kind of assistance you need This support is
29. as part of the circuit that supplies the product or system Bare covered or insulated grounding conductors are acceptable Individually covered or insulated equipment grounding conductors shall have a continuous outer finish that is either green or green with one or more yellow stripes The equipment grounding conductor is to be connected to ground at the service equipment The attachment plug receptacles in the vicinity of the product or system are all to be of a grounding type and the equipment grounding conductors serving these receptacles are to be connected to earth ground at the service equipment A supplementary equipment grounding conductor shall be installed between the product or system and ground that is in addition to the equipment grounding conductor in the power supply cord The supplementary equipment grounding conductor shall not be smaller in size than the ungrounded branch circuit supply conductors The supplementary equipment grounding conductor shall be connected to the product at the terminal provided and shall be connected to ground in a manner that will retain the ground connection when the product is unplugged from the receptacle The connection to ground of the supplementary equipment grounding 22 ESU LT User Manual 61200410L1 1B 61200410L1 1B Chapter 2 Installation conductor shall be in compliance with the rules for terminating bonding jumpers at Part K or Article 250 of the National Electrical Code ANSI
30. available at http www adtran com aces For questions call the ACES Help Desk ACES Help Desk 888 874 ACES 2237 Training The Enterprise Network EN Technical Training Department offers training on our most popular products These courses include overviews on product features and functions while covering applications of ADTRAN s product lines ADTRAN provides a variety of training options including customized training and courses taught at our facilities or at your site For more information about training please contact your Territory Manager or the Enterprise Training Coordinator Training Phone 800 615 1176 ext 7500 Training Fax 256 963 6700 Training Email training adtran com 8 ESU LT User Manual 61200410L1 1B Table of Contents List Of Figures corr aron ES 13 Listo Tables xa abria 15 Chapter 1 Introduction oconocononononmmmmmmmmmmmmrrrrrrrs 17 ESU E TOVebVIeW aiite ertet arena eee reme eee eite 17 Functional Description nun ali ee afe p etate baee 17 ESUPE TI Beatur s ero rete eet e ER LO e CR EPIS E ERE RR 18 ESU LT Configuration Application eese eene nene 19 Bridge Router Application sese 19 Chapter 2 Installation eese i testen e te tn teneat toten enene 21 Unpack Inspect Power Up treten hen 21 Receipt Inspections ente ette trie rerit Lantern rere ite enda 21 ADTRAN Shipments Include sese eene 21 CUSTOMER Provides
31. e 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 ESU LT User Manual 61200410L1 1B 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 the data displayed here might be different from the data being sent to the network as performance report message PRM data NOTE 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 errors alarms that are currently active 61200410L1 1B ESU LT User Manual 37 Chapter 4 Status Menu Alarms and Errors 38 The following alarms and errors can be displayed 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 NI unable to sync on TS16 multiframe signal Va
32. face Figure 1 2 Simple Bridge Application on an E1 or FE1 Circuit 61200410L1 1B ESU LT User Manual 19 20 ESU LT User Manual Chapter 1 Introduction 61200410L1 1B Chapter 2 Installation UNPACK INSPECT POWER UP Receipt Inspection 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 ESU LT back for repair or for verification of damage during shipment ADTRAN Shipments Include The following items are included in the ADTRAN shipment e ESULT unit e DB 15 to BNC adapter e ESULT User Manual e DB 15 to solid conductor cable Customer Provides 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 1B ESU LT User Manual 21 Chapter 2 Installation POWER CONNECTION Power is supplied to the ESU LT through an IEC type power connector on the rear of the unit Power to the ESU LT must be from a grounded 90 240 VAC 50 60 Hz power source NOTE Grounding Instructions Grounding instruction information from the Underwriters Laboratory UL 1950 3rd Edition is provided in this section An equipment grounding conductor that is not smaller in size than the ungrounded branch circuit supply conductors is to be installed
33. h 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 TS0s is set to 20 user data will be mapped to timeslots 1 to 15 and 17 to 21 UNFRAMED The ESU LT can operate in unframed mode In this mode user data is inserted into all 32 channels of the E1 stream Since the object of running without framing is to utilize the full bandwidth of the E1 line the starting TSO and number of TS0s option settings are ignored Other option settings that have no effect in unframed mode include CRC4 NFAS Worb RFA GEN AuTO DTE TX CLK MAPPING DATA INVERT INBAND Choices CCS CAS TS16 UNFRAMED ESU LT User Manual 43 Chapter 5 Configuration Menu Line Code CRC 4 NFAS Word RFA Gen Timing Mode Selects either Alternate Mark Inversion AMI or High Density Bipolar Order 3 HDB3 line coding AMI provides a 12 5 minimum ones pulse density and alternates signal polarity of transmitted ones from positive to negative HDB3 is an extension of AMI that inserts a bipolar violation signal of the wrong polarity whenever there are 4 or more transmitted zeros Choices HDB3 AMI When enabled the CRC 4 checksum bits are
34. h 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 ESU LT Features e An El interface and an Nx56 64 DTE serial interface port e Easy configuration capabilities using simplistic menus displayed in a liquid crystal display LCD window oper ated by a front panel keypad e Data port supports V 35 EIA 530 V 36 and X 21 electrical interfaces e Selectable timing from the network the Nx56 64 DTE port or internally e All ones all zeros 511 ORSS and 1 8 test patterns e Extensive self testing and monitoring ensures proper op eration e Flexible channel allocation any starting channel and al ternate or contiguous e Remote management via 8K inband channel or 64K dedicated TSO using T Watch as the network manager 18 ESU LT User Manual 61200410L1 1B Chapter 1 Introduction ESU LT CONFIGURATION APPLICATION The following example illustrates a possible ESU LT application 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 2 shows a simple bridge application Bridge Router i g Nx56 64 ESU LT ESULT 56 64 Bridge Router A pda E1 High speed serial interface serial inter
35. he keypad is locked the LCD will display in place of the passcode 61200410L1 1B ESU LT User Manual 55 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 56 ESU LT User Manual 61200410L1 1B Chapter 7 Test Menu 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 Test execution will disrupt some of the normal operation See indi vidual menu items concerning tests before executing NOTE NO LOOPBACK 1 LOCAL LOOPBK LINE ON PAYLOAD ON 2 REMOTE LOOPBK NO LOOPBACK 1 NETWORK TESTS FE1 LOOPBACK NO PATTERN 1 8 ALL TSOs 3 TEST PATTERN QRSS ACT TSOs 4 TEST 511 ACT TSOs 4 CLR ERRS displays results lALLZEROS 5 INSERT QRSS or 511 ERRORS ALL ONES 2 RUN SELFTEST Displays results 3 PO
36. in the data field posi tion press ENTER to set that value sor moves back to the submenu item position indicating the operation is complete 32 ESU LT User Manual 61200410L1 1B Chapter 3 Operation Table 3 3 Editing a Data Field Step Action Result 4 Select another submenu field or Pressing CANCEL prior to press press CANCEL to return to the ing ENTER voids any data submenu changes The original data value is restored and the cursor returns to the submenu field Exiting Menu Field Operation Or Display Press CANCEL as many times as required to return to the appropriate menu level Alternate Methods of Control T Watch PRO Management Software Program T Watch PRO is the ADTRAN management software program that allows the user to control the ESU LT 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 61200410L1 1B Interfaces with a modem which permits dialing into a remote ESU LT location to configure the unit or read the unit s status or performance The performance data read from the units can be exported into a file which is compatible with common spread sheet programs ESU LT User Manual 33 Chapter 3 Operation 34 ES
37. ion 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 errors are being counted INSERT QRSS OR 511 ERRORS When running a 511 or QRSS pattern test press ENTER to insert an error into the pattern Run Self test 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 6 The following board level tests are performed during self test 62 Order Test 1 RAM tests EPROM checksum 2 On board data path sending a known test pattern through an on board loop 3 Front panel LED verification 4 Phase lock loop verify If a failure is detected note the failure number and contact ADTRAN Technical Support Executing self test disrupts normal data flow and prevents remote NOTE communication until the self test is completed approximately 15 seconds ESU LT User Manual 61200410L1 1B Chapter 7 Test Menu Figure 7 6 Self Test Results Screen Port Tests Port Tests are used to control the activation of a DTE loopback This test loops data received at
38. l 2 Avoid using a telephone other than a cordless type during 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 vicinity 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 They may explode Check with local codes for special disposal instructions Save These Important Safety Instructions 61200410L1 1B ESU LT User Manual 3 Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio frequencies Operation of this equipment in a residential area is likely to cause harmful 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 NOTE Class A FCC limits 4 Changes or modifications to this unit not expressly approved by NING the party responsible for compliance could void the user 5 W A
39. le 2 1 Self Test Results Test Results Self Test The LCD displays ADTRAN ESU LT INITIALIZING and the power up or LEDs illuminate sequentially commanded Ifthe self test is completed with no detected failures the LCD momentarily displays ALL TESTS PASSED If a failure is detected during the self test process the failure is displayed in the LCD window The automatic self test consists of the following tests Board level tests Random access memory RAM tests erasable pro grammable read only memory EPROM checksum e On board data path Sending a known test pattern through an on board loop Unit level tests Front panel LED verification e Phase lock loop verify 61200410L1 1B ESU LT User Manual 27 Chapter 2 Installation 28 ESU LT User Manual 61200410L1 1B Chapter 3 Operation FRONT PANEL OVERVIEW The ESU LT front panel monitors operation and controls the configuration of the unit Figure 3 1 shows the ESU LT front panel Table 3 1 describes each part of the front panel Front panel operation is more fully described in subsequent pages 10 12 1 2 3 4 9 1 13 5 6 7 8 Figure 3 1 Front Panel Layout Table 3 1 Front Panel Descriptions Item Name Description 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 conditi
40. lid 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 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 ESU LT User Manual 61200410L1 1B Chapter 4 Status Menu FAS WORD ERROR Indicates word errors have occurred in the Frame Alignment Signal E BIT ERROR Indicates that a Far End Block Error FEBE has occurred This is reported by the first bit of frames 13 and 15 on E1 lines that are configured for CAS with CRC 4 PLL ALARM Unable to sync up to selected clock ERR ALM Hist 61200410L1 1B 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
41. menu is active If the condition has not occurred 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 39 Chapter 4 Status Menu 40 ESU LT User Manual 61200410L1 1B Chapter 5 Configuration Menu CONFIG The CONFIGURATION menu is used to set the ESU LT operational configuration including all of the network interface parameters and the allocation of the time slots and the port parameters See Figure 5 1 1 INTERFACE 2 FRAMING 1 NETWORK NI 3 LINE CODE 4 CRC 4 5 NFAS WORD 6 RFA GEN 7 TIMING MODE 1 POSITION 1 CONTROL PORT 2 MODEMINIT __ 3 DATA RATE 1 TRAPS 2 UNIT 2 ALARMS 2 OUTPUT 3 TEL NUM 2 CONFIG 3 MANAGEMENT 1 NONE o 2 INBAND INTERFACE 3 TSO 2 TSO RATE 3 MAPPING 4 DTE TX CLOCK 5 START TSO 3 PORT 6 OF TS0s 0 1 1 7 DATA 8 CTS 9 DCD DSR INBAND 1 1 Figure 5 1 Configuration Menu 61200410L1 1B ESU LT User Manual 41 Chapter 5 Configuration Menu Network NI Interface 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 li
42. n externally supplied clock to accept the Tx data Choices INTERNAL INT INv EXTERNAL AUTO Start TSO Used to select the time slot in which the E1 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 time slots are automatically used Choices CCS mode all TSOs 01 to 31 CAS mode all TS0s except 16 50 ESU LT User Manual 61200410L1 1B Chapter 5 Configuration Menu Number of TSOs Data CTS DCD DSR Used to select the number of time slots to be used The DTE rate will be this number times 56K or 64K depending on the TSO rate setting see DTE Data Rate Chart on page 67 This option setting is ignored in unframed mode since all time slots are automatically used Choices CCS mode 01 to 31 CAS mode 01 to 30 Used to control the inverting of the DTE data This inversion can be useful when operating with an HDLC protocol This is 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 Used to control characteristics of CTS Choices NORMAL see Table 5 1 FORCE ON Data Carrier Detect Indicates to the DTE when a valid signal is being received at the Network Interface Choices NORMAL see Table 5 1 FORCE ON Data Set Ready This signal indicates to the DTE when the D
43. nate Methods of Control cccccccccccssecsssccsseeescessseecsecessecsseecsseceseeeeeeeaecnee 33 T Watch PRO Management Software Program eee 33 Chapter 4 Status Menu eese eese entente test tn tn tnn tn tn iesiri iseiti 35 STATUS tiere EEE De Ctm aede dette ier 35 NIPERERPTS 455 ie ran e ORT eere PEE 36 CURR ERR ZAEM eet een lernen 37 Alarms and EROTS vame ee petite eii iun eG 38 ERR ALMA iaa Raser p E En 39 Chapter 5 Configuration Menu sessessessssssensnsnsnsnsnensnsnsesnnnnnsnsnsnnnnnensnsnsnenennsnne 41 aol diee PRU Ba ht A at an Be 41 Network NY aici RE ee e t eee a te 42 Ug i Gh ex PP RR ee Ee e er ee TERR 42 Framing ME 42 Line Code u 0 212 es ee ee DR 44 CREA N AU RI t Es te UA LENT T Mr 44 NEAS Word 25 EATER ee bn t e me v rtt ied 44 IN WEIN 44 Timing Mode sihes eiii e Rote ene 44 Unt ec sta oce AR AR rettet a vie sed ea Met 46 CNG RIS P lten 47 Alar Sa ecrit te o es OE ORE Seesen 47 Management ainsi antt tiir eer eere dle iib aee il 48 Port Port Configuration esee tec ee e ans 49 Interface m ono ERA AN iced ete tede P Pere o ce tend 49 T SO Rate oerte A ert ss reet rte e e ceu 50 Mapping ann lan deoa tit tefta bis tts 50 DIED Clocks 2 5 e ueteri 50 STATE TSO a e a AA ee ree ere e teet eoe 50 Number ob T9081 2 Recte eere ite etos ra e eet arce eeu cete qe Ment 51 Dafa ur an ee lites iae ni etate tee EH edd 51 STO ricetta e HMM SEU Lo at E EA TEEN 51 DG ance
44. ne code and the clock source See Figure 5 2 Figure 5 2 Network Submenu The fields and parameters available are listed in the following sections Selects either the 1200 DB 15 interface or the 75Q BNC interface The DB 15 to BNC adapter must be used for 750 operation Choices 1200 BAL 750 BAL 75 UNBAL NOTE In 750 UNBAL mode both Tx and Rx are shield grounded Framing 42 The ESU LT can operate in three different framing modes Common Channel Signaling CCS Channel Associated Signaling CAS or UNFRAMED ESU LT User Manual 61200410L1 1B 61200410L1 1B Chapter 5 Configuration Menu CCS CCS uses a 7 bit pattern called the Frame Alignment Signal FAS 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 ESU LT 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 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 throug
45. nenenene 65 Testing Examples ence tenen een eee ete inert 65 Far End Looped Back Test etm ar een 65 Appendix A DTE Data Rate Chart eese 67 Appendix B Pinouts essssesssesesesesesenenenenenenenenensnenenenenenenenenenenenenenenenensnenenenenenenene 69 Ind x AAA dee ee eue eb eode NN D vede AN vaso e eg ya vague dede 77 61200410L1 1B ESU LT User Manual 11 Table of Contents 12 ESU LT User Manual 61200410L1 1B List of Figures Figure 1 1 Figure 1 2 Figure 2 1 Figure 2 2 Figure 3 1 Figure 3 2 Figure 3 3 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 6 1 Figure 6 2 Figure 6 3 Figure 7 1 Figure 7 2 Figure 7 3 Figure 7 4 Figure 7 5 Figure 7 6 Figure 7 7 ESU ET Unit iue ater tien ere idees 17 Simple Bridge Application on an El or FE1 Circuit 19 ESU T IR arPanel 1 i een Eee ee Ree iaa 24 ESU ET Interfaces ae eme cr PRU 25 Front Panel Layout aon arca 29 Cursor on Menu Item esses eese enne enne enne 32 Submen Fields 2 2 ee e Es 32 Status Medius 2 a Whee oe EUR 35 Severely Errored Seconds Screen 36 Loss of Signal Current Errors Alarms Screens 37 Clear History Scre ri ee tree eot ee 39 Configuration Menu etit t nalen 41 Network S bmenu eie etcetera ede ede 42 Network Timed Clock Source e
46. on 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 61200410L1 1B ESU LT User Manual 29 Chapter 3 Operation Table 3 1 Front Panel Descriptions Continued Item Name Description 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 displays information useful in monitoring the unit lt also displays alarm and status information Operation Keys 10 amp 11 Up Down Up and down arrows scroll through and activate the submenu items available in the current menu When the submenu items are scrolled the flashing cursor indicates the active parameters 12 Enter Selects active menu items To select a menu item press the number of the item The menu item flashes indicating it is activated Press ENTER to select the menu item 13 Cancel Press CANCEL to stop the current activity and return to the previous menu Repeat until the appropriate menu level is reached When a submenu item is displayed press CANCEL to exit the current dis play and return to the previous menu FRONT PANEL MENU STRUCTURE AND OPERATION Menu Structure The ESU LT uses a multilevel menu structure containing both menu items and data fields All menu operations and data are displa
47. red 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 ms OSC E1 Transmit A Network E1 Receive Interface HH Figure 5 4 Internal Timing Clock Source ESU LT User Manual 45 Chapter 5 Configuration Menu DTE Timing The DTE is the source of timing The ESU LT uses the 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 9 E1 Transmit PE Network A E1 Receive Interface El Receive Intertace i i 1 NX56K 64K DTE a DTE Figure 5 5 DTE Clock Source Unit The UNIT submenu is used to change control port and alarm options and to select the management channel Follow standard operating procedure to access the UNIT Menu items See Figure 5 6 Figure 5 6 Unit Submenu 46 ESU LT User Manual 61200410L1 1B CNTRL Port Alarms 61200410L1 1B Chapter 5 Configuration Menu 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 whether this ESU LT is at the head of a chain of
48. speed serial interface This option sets the electrical interface for the Nx56 64 port ESU LT User Manual 49 Chapter 5 Configuration Menu TSO Rate This sets the base rate of the interface The actual data rate depends on the number of time slots used Choices 56K 64K Mapping This sets the unit to use alternate or contiguous channels in the El data stream 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 LT to accept the transmit TX data from the DTE Most applications will allow for this to be set to INTERNAL If the interface cable is long causing a phase shift in the data the clock can be selected as INT INV Internal Inverted This switches the phase of the clock thus compensating for a long cable The factory default setting for this option is AUTO 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 a
49. ssen 45 Internal Timing Clock Source eee 45 DTE Clock Source x in e pa ue Re e eet 46 UnitSubmenu daa 46 Utility Men etel ee tee iie 53 Time Date Screen icc cccccccccssccescssssessecscssseceecssessssecesesssessessesssseesessseseesess 54 Address Screen ia edere Nee need 55 Test Metis iii Reb bets lab eei Ee ins HR T 57 Local Loopback Screen eerte entretien 58 Network Loopback Tests sse eene 59 DTE Interface Loopback sees 59 Clear Errors Sereen 2 nite ete A ER ERE ees 61 Self T st Results Screen iere itg tet e io 63 Loopback Setting Screen esses eee enne 63 61200410L1 1B ESU LT User Manual 13 List of Figures 14 ESU LT User Manual 61200410L1 1B List of Tables Table 2 1 Table 3 1 Table 3 2 Table 3 3 Table 5 1 Table 6 1 Table 8 1 Table A 1 Table B 1 Table B 2 Table B 3 Table B 4 Table B 5 Table B 6 Table B 7 Table B 8 Self Test Results utere te eee eem e i ee 27 Front Panel Descriptions cnet ehe ien de 29 Activating the Network Menus from the Config Menu 31 Editing a Data Field eee ees 32 Normal Mode Operation for Port Control Signals 51 Editing the Time Date eere di 54 Initiating a Remote Loopback sse 66 DTE Data Rate vs 1908 rmt peti re dee dee Oates 67 Network Pinouts uctus e cete t d peer ete Mri dns 69 Control In Chain In Pin Assignments
50. test is terminated by selecting No PATTERN 1 8 ALL TSOs The 1 8 is a stress pattern which places the maximum number of 0s in the transmitted data This is always done over all time slots This pattern is used in conjunction with external test equipment to determine if the El line is performing acceptably under a stress condition Each channel of the E1 has only one bit set ESU LT User Manual 61200410L1 1B Chapter 7 Test Menu QRSS ACT TS0s 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 in conjunction with network loopbacks to perform end to end tests 511 Active TS0s The 511 pattern is generated and checked by the Nx56K 64K serial interface It only appears in the TSOs 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 All Zeros Generates an all zero s pattern in every channel All Ones Generates an all one s pattern in every channel CLR ERRORS CLR ERRORS has two functions To clear out the 511 error total when you press Enter 2 To display a total of the 511 errors If 511 errors are being received the display is updated accordingly See Figure 7 5 Figure 7 5 Clear Errors Screen 61200410L1 1B ESU LT User Manual 61 Chapter 7 Test Menu This menu funct
51. 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 NOTE The typed digits are accepted only after pressing Enter Management Selects the management channel Units with firmware revision D or greater can choose between a 64 kbps TSO management channel or the existing 8 kbps inband channel This would be used for remote management applications such as using T Watch PRO to send and receive configuration across an El span to a remote unit For units with firmware less than revision D the inband channel can be turned on or off from the port configuration menu None Indicates that neither the inband channel nor the TSO management channel is utilized 48 ESU LT User Manual 61200410L1 1B
52. yed in the LCD window The opening menu is the access point to all other operations Each Main menu item has several functions and submenus to identify and access specific parameters The menu items are numbered and can be viewed by scrolling with the up and down arrows Menu operation is discussed on page 31 The front panel LCD of the Main menu contains four options STATUS CONFIG UTIL and TEST Status The STATUS menu displays all relevant information for the network and DTE interfaces For detailed information on status options see Status Menu on page 35 30 ESU LT User Manual 61200410L1 1B Chapter 3 Operation Config Configuration Util Utilities Test The CONFIGURATION menu displays and sets the ESU LT operational configuration including all network interface parameters the allocation of the TSOs and the port parameters For detailed information on configuration options see Configuration Menu on page 41 The UTILITY menu displays and sets system parameters For detailed information on utility options see Utility Menu on page 53 The TEST menu initiates different types of unit tests and displays test results in the LCD window For detailed information on test options see Test Menu on page 57 Menu Operation To choose menu items place the cursor on the appropriate menu item by pressing the number corresponding to the menu item or highlighting the menu item with the up and down arrow also see Table
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