background image

ESU LT

User Manual

Part Number 1200410L1

61200410L1-1B
February 2003

Summary of Contents for 1200410L1

Page 1: ...ESU LT User Manual Part Number 1200410L1 61200410L1 1B February 2003 ...

Page 2: ... 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 901 Explorer Boulevard P O Box 140000 Huntsville AL 35814 4000 256 963 8000 Copyright 20...

Page 3: ...an 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 Use only the power cord power supply and or batteries indicated in the manual Do not dispose of batteries in a fire They may explode Check with local codes for special disposal instructions Save These Important Safety Instruction...

Page 4: ...nual 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 Canadian Emissions Requirements The Class B digital apparatus meets all requirements of the Canadian Interference Equipment Regulations Cet appareil numérique dela Cl...

Page 5: ...xembourg Netherlands Norway Poland Portugal Slovenia Spain Sweden Yugoslavia 250 VAC 10A HAR CEE 7 7 IEC 60320 C13 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...

Page 6: ... 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 ...

Page 7: ...ipment currently in house or possible fees associated with repair Identify the RMA number clearly on the package below address and return to the following address Pre Sales Inquiries 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 sear...

Page 8: ...e types and levels of installation and maintenance services which allow you to choose the kind of assistance you need This support is available at For questions call the ACES Help Desk 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...

Page 9: ... Inspection 21 ADTRAN Shipments Include 21 Customer Provides 21 Power Connection 22 Grounding Instructions 22 Identification of Rear Panel Layout 24 ESU LT Rear Panel 24 ESU LT Interfaces 25 Network Interface NI 25 Network Test Interface 25 Nx56 64 Serial Interface 25 Control Port Input 26 Chain Port Output 26 Power Up Testing And Initialization 26 Self Test 26 Chapter 3 Operation 29 Front Panel O...

Page 10: ... Chapter 4 Status Menu 35 STATUS 35 NI PERF RPTS 36 CURR ERR ALM 37 Alarms and Errors 38 ERR ALM Hist 39 Chapter 5 Configuration Menu 41 CONFIG 41 Network NI 42 Interface 42 Framing 42 Line Code 44 CRC 4 44 NFAS Word 44 RFA Gen 44 Timing Mode 44 Unit 46 CNTRL Port 47 Alarms 47 Management 48 Port Port Configuration 49 Interface 49 TS0 Rate 50 Mapping 50 DTE TX Clock 50 Start TS0 50 Number of TS0s 5...

Page 11: ...Test Menu 57 TEST 57 Network Tests 58 Loopback Tests 58 Network Interface Loopbacks 58 DTE Interface Loopbacks 59 Local Loopbk 60 Remote Loopbk 60 Test Pattern 60 CLR Errors 61 Insert QRSS or 511 Errors 62 Run Self test 62 Port Tests 63 Cancel Tests 63 Chapter 8 Example Operations 65 Testing Examples 65 Far End Looped Back Test 65 Appendix A DTE Data Rate Chart 67 Appendix B Pinouts 69 Index 77 ...

Page 12: ...Table of Contents 12 ESU LT User Manual 61200410L1 1B ...

Page 13: ...urrent Errors Alarms Screens 37 Figure 4 4 Clear History Screen 39 Figure 5 1 Configuration Menu 41 Figure 5 2 Network Submenu 42 Figure 5 3 Network Timed Clock Source 45 Figure 5 4 Internal Timing Clock Source 45 Figure 5 5 DTE Clock Source 46 Figure 5 6 Unit Submenu 46 Figure 6 1 Utility Menu 53 Figure 6 2 Time Date Screen 54 Figure 6 3 Address Screen 55 Figure 7 1 Test Menu 57 Figure 7 2 Local ...

Page 14: ...List of Figures 14 ESU LT User Manual 61200410L1 1B ...

Page 15: ...diting the Time Date 54 Table 8 1 Initiating a Remote Loopback 66 Table A 1 DTE Data Rate vs TS0s 67 Table B 1 Network Pinouts 69 Table B 2 Control In Chain In Pin Assignments 70 Table B 3 Chain Out Pin Assignments 71 Table B 4 Nx56 64 Pin Assignments for EIA 530 and V 36 72 Table B 5 Nx56 64 Pin Assignments for V 35 Mode 73 Table B 6 DB 25 to V 35 34 Pin Winchester Cable 74 Table B 7 Nx56 64 Pin ...

Page 16: ...List of Tables 16 ESU LT User Manual 61200410L1 1B ...

Page 17: ...l E1 CSU DSUs that offer complete flexibility for connection of various data sources to E1 or FE1 facilities This family of ESU products includes the following ESU LT E1 CSU DSUs with a single Nx56K 64K serial port 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 an option module Each module offers up to four additional data ports Figure...

Page 18: ...T Features An E1 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 All ones all zeros 511 QRSS and 1 8 test patterns Extens...

Page 19: ...erfaced 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 Figure 1 2 Simple Bridge Application on an E1 or FE1 Circuit High speed serial interface ESU LT ESU LT Bridge Router Nx56 64 E1 Nx56 64 Bridge Router High speed ser...

Page 20: ...Chapter 1 Introduction 20 ESU LT User Manual 61200410L1 1B ...

Page 21: ...ce 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 ESU LT unit DB 15 to BNC adapter ESU LT User Manual DB 15 to solid conductor cable Customer Provides DTE cable s Cable for supervisory port if used Power cable Cable for conn...

Page 22: ...cted 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 t...

Page 23: ...y 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 f...

Page 24: ...nel NX 56 64 NETWORK CHAIN IN CHAIN OUT MON CONTROL 90 240 VAC 50 60 HZ 24A 1 2 3 4 5 6 7 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...

Page 25: ...nection to the E1 This port complies with the applicable ANSI and CCITT standards Either the 120Ω DB 15 or the 75Ω 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 E1 Nx56 64...

Page 26: ...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 t...

Page 27: ...ted 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 On board data path Sending a known test pattern through an on board loop Unit level ...

Page 28: ...Chapter 2 Installation 28 ESU LT User Manual 61200410L1 1B ...

Page 29: ...Front Panel Layout ESU LT CS TEST ALM TD PWR ERR RD RS ENTER CANCEL 1 2 3 4 5 6 7 8 9 10 12 11 13 Table 3 1 Front Panel Descriptions Item Name Description 1 PWR LED ON when power is received by ESU LT 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 wh...

Page 30: ...ptions see Status Menu on page 35 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 It also displays alarm and status information Operation Keys 10 11 Up Down Up and down arrows scroll through and activate the submenu items available in the current menu When t...

Page 31: ...lace 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 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...

Page 32: ...esult 1 With the cursor positioned on the submenu item number press ENTER The cursor moves to the data field to the right of the sub menu item name 2 Using the arrows scroll to scan the available value settings The value settings display one at a time in the data field posi tion 3 When the appropriate value is displayed in the data field posi tion press ENTER to set that value When the value is se...

Page 33: ...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 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 sprea...

Page 34: ...Chapter 3 Operation 34 ESU LT User Manual 61200410L1 1B ...

Page 35: ...OSS 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 W...

Page 36: ...tes 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 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 sec...

Page 37: ...seconds CURR ERR ALM The CURRENT ERROR ALARM menu is used for viewing currently Active Inactive errors and alarms see Figure 4 3 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 Since only the user s copy of performance data is cleared by the ESU LT the data displayed here might be ...

Page 38: ...ltiframe 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 M...

Page 39: ...figured for CAS with CRC 4 PLL ALARM Unable to sync up to selected clock ERR ALM Hist The ERROR ALARM HISTORY menu is used for viewing history of errors and alarms If an alarm has occurred since the last CLEAR HISTORY selection the menu is active If the condition has not occurred the menu is inactive see Figure 4 4 Figure 4 4 Clear History Screen These conditions are the same as for the CURR ERR A...

Page 40: ...Chapter 4 Status Menu 40 ESU LT User Manual 61200410L1 1B ...

Page 41: ...e time slots and the port parameters See Figure 5 1 Figure 5 1 Configuration Menu 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 MODEM INIT 3 DATA RATE 1 TRAPS 2 UNIT 2 ALARMS 2 OUTPUT 3 TEL NUM 2 CONFIG 3 MANAGEMENT 1 NONE 2 INBAND 1 INTERFACE 3 TS0 2 TS0 RATE 3 MAPPING 4 DTE TX CLOCK 5 START TS0 3 PORT 6 OF TS0s 7 DATA 8 CTS...

Page 42: ...ock source See Figure 5 2 Figure 5 2 Network Submenu The fields and parameters available are listed in the following sections Interface Selects either the 120Ω DB 15 interface or the 75Ω BNC interface The DB 15 to BNC adapter must be used for 75Ω operation Choices 120Ω BAL 75Ω BAL 75Ω UNBAL Framing The ESU LT can operate in three different framing modes Common Channel Signaling CCS Channel Associa...

Page 43: ...r 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 e...

Page 44: ...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 NFAS Word 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 RFA Gen When enable...

Page 45: ...also referred to as looped timed as the transmission clock is derived from the received clock See Figure 5 3 Figure 5 3 Network Timed Clock Source Internal Timing The ESU LT is the source of timing The ESU LT is configured to use its own internal oscillator as the source of timing Applications include private line driver circuits where one end is set to network and the other to internal See Figure...

Page 46: ...s 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 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 ...

Page 47: ...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 follo...

Page 48: ...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 Management Selects the management channel Units with firmware revision D or greater can choose between a 64 kbps TS0 management channel or the...

Page 49: ...8 kbps The Inband Channel is not available in unframed mode TS0 Selects a full 56 64K TS0 as the management channel The management channel is automatically allotted to the first active TS0 and the DTE clock rate decreases by either 56K or 64K depending on the Nx configuration For example on a full E1 circuit with TS0 management enabled channel 1 is the management channel and the DTE clock rate wil...

Page 50: ...a 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 ...

Page 51: ...ve 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 see Table 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 see Table 5 1 FORCE ON DSR Data Set Ready This signal indicates to the DTE when the DCE is turn...

Page 52: ...10L1 1B 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 ...

Page 53: ...esetting 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 Figure 6 1 Utility Menu 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 ...

Page 54: ...ure 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 Cance...

Page 55: ... 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...

Page 56: ...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 paramete...

Page 57: ...tion will disrupt some of the normal operation See indi vidual menu items concerning tests before executing NO LOOPBACK 1 LOCAL LOOPBK LINE ON PAYLOAD ON 2 REMOTE LOOPBK NO LOOPBACK 1 NETWORK TESTS FE1 LOOPBACK NO PATTERN 1 8 ALL TS0s 3 TEST PATTERN QRSS ACT TS0s 4 TEST 511 ACT TS0s 4 CLR ERRS displays results ALL ZEROS 5 INSERT QRSS or 511 ERRORS ALL ONES 2 RUN SELFTEST Displays results 3 PORT TE...

Page 58: ...s or remotely by using special in band codes AT 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 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...

Page 59: ...rial 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 Figure 7 4 DTE Interface Loopback ESU E1 ESU ...

Page 60: ... network The far end unit will respond by initiating a local line loopback This loopback is not available when operating in unframed mode TEST PATTERN 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 TS0s The 1 8 is a stress pattern which places the maximum number of 0s in the transm...

Page 61: ...K 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 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 1 To clear out the 511 error total wh...

Page 62: ... 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 Order Test 1 RAM tests EPROM checksum 2 On board data path sending a k...

Page 63: ...st Results Screen 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 7 Figure 7 7 Loopback Setting Screen Cancel Tests Use to deactivate all active tests ...

Page 64: ...Chapter 7 Test Menu 64 ESU LT User Manual 61200410L1 1B ...

Page 65: ...loop up code sent over the E1 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 QRSS pattern through the data path Use the 511 or QRSS test pattern with any ...

Page 66: ...can be selected with the up and down arrows 5 Use the up and down arrows to place the cursor on REMOTE LOOPBK 6 Press Enter to select FE1 Loopback 7 Use the up and down arrows to select TEST PATTERN 8 Press Enter again to activate the TEST PATTERN submenu 9 Use the up and down arrows to select 511 ACT TS0S QRSS ACT TS0S is also an available test pattern 10 Press Enter to activate the selection Res...

Page 67: ... Table A 1 DTE Data Rate vs TS0s OF TS0s 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 ...

Page 68: ...K 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 Table A 1 DTE Data Rate vs TS0s Continued OF TS0s N DTE RATE 56K DTE RATE 64K ...

Page 69: ... 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 13 14 15 Not Used ...

Page 70: ... 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 ...

Page 71: ...or 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 Data transmitted to chained units by the ESU Connect to RX DATA of the next unit chain in pin 3 4 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 ...

Page 72: ...nd DTE 8 CF A 109 Received Line Detector DCD A DCE 9 DD B 115 Receiver Element Timing RC B DCE 10 CF B 109 Received Line Detector DCD B DCE 11 DA B 113 External Clock B ETC B DTE 12 DB B 114 Transmit Element Timing TC B DCE 13 CB B 106 Clear to Send CTS B DCE 14 BA B 103 Transmitted Data TD B DTE 15 DB A 114 Transmit Element Timing TC A DCE 16 BB B 104 Received Data RD B DCE 17 DD A 115 Receiver E...

Page 73: ...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 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...

Page 74: ...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 Clk A 25 K Test Mode ...

Page 75: ...e 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 I A Indication A DCE 9 12 S B Signal Timing B DCE 10 I 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 ...

Page 76: ...er Cable DB 25 to X 21 DB 15 Connector Name DB 25 DA15S Protective GND Shield 1 1 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 ...

Page 77: ...R 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 E error alarm history menu 39 ESU LT features 18 functional description 17 overview 17 F factory restore restoring unit to factory settings 56 far end looped back test 65 features of unit 18 framing mode configuration menu ...

Page 78: ...ions 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 IEC power connector 22 Q QRSS ACT TS0s test pattern 61 QRSS 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 3...

Page 79: ...Index 61200410L1 1B ESU LT User Manual 79 W wiring 69 ...

Page 80: ...Index 80 ESU LT User Manual 61200410L1 1B ...

Reviews: