ETU01C User Manual
Contents
1. kok gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt DEFAULT Y N SAVE SET Y N RESET SYSTEM SYSTEM INTERNAL PARAMETER EXTERNAL P1 SYSTEM CLOCK EXTERNAL P2 RECOVERY MEI RECOVERY S El LINE CODE HDB3 AMI IMPEDANCE 120 75 ohm LBO LONG SHORT TX JITTER ON OFF MAIN LINK RX JITTER ON OFF PARAMETER UNFRAME FRAME CCS CAS CRC 4 ON OFF IDLE CODE 7F 00 FF LINE CODE HDB3 AMI IMPEDANCE 120 75 ohm LBO LONG SHORT TX JITTER ON OFF SUB E1 LINK RX JITTER ON OFF PARAMETER UNFRAME FRAME CCS CAS CRC 4 ON OFF IDLE CODE 7F 00 FF N NO USE 1 PORTI TIME SLOT NNNNNNNNNNNNNNNN 2 PORT2 MAPPING NNNNNNNNNNNNNNNN M M El IDLE CODE S S El IDLE CODE C M amp S 1 CODE 28 Chapter 3 Front Panel Operation B BERT CODE DATA PORT PARAMETER DATA PORTI V 35 RS530 CLOCK SELECT DCE DTE CLOCK POLARITY TX POS RX NEG TX POS RX POS TX NEG RX POS TX RX NEG DATA PORT2 V 35 RS530 CLOCK SELECT DCE DTE CLOCK POLARITY TX POS RX NEG TX POS RX POS TX NEG POS TX NEG LOOPBACK PARAMETER FUNCTION ON OFF MAIN El CLOSE LOCALA LOCAL D LOCAL P REMOTE A REMOTE P SUB CLOSE LOCALA LOCAL D LOCAL P REMOTE A REMOTE P DATA PORT 1 CLOSE LOCAL D REMOTE D DATA PORT 2 CLOSE LOCAL D REMOTED BERT TEST PAR2. J200 J201 J202 J700 V35 1 2 1 2 1 2 2 3 5530 2 3 2 3 2 3 1 2 Data Port 2 setting J300 J301 J302 J701 V35 1 2 1 2 1 2 1 2 5530 2 3 2 3 2 3 2 3 16 Chapter 2 Installation 0000 0000 123 1301999 4203 4302 4201 4300 4202 4303 4200 600 123 ee eo 004 104 Figure 2 2 Data port jumper settings Chapter 2 Installation This page left blank intentionally 18 Chapter 3 Front Panel Operation 3 1 GENERAL This chapter describes the ETUOIC controls and indicators and explains operation setup procedures using the front panel LCD and menu keys Installation procedures in Chapter 2 must be completed and checked before attempting to operate the ETUOIC 3 2 CONTROLS AND INDICATORS controls push button switches LCD display and LED indicators are located on the tront panel The momentary on pushbutton switches are used to activate menu selections and select parameter settings Figure 3 1 ETUOIC Front Panel Use the LEFT and RIGHT function keys to browse the menus and select parameters Use the ESC function key to return to a previous menu or to abandon setup Use the Enter function key to s
3. lt lt Reset System gt gt Press ENTER to confirm ESC to previous menu You need to wait about 10 seconds then the screen will go blank Press ENTER to return to the start up screen Press 2 to re enter the Define Configuration page 37 Chapter 4 Control Port Operation To Define System Clock Parameter press 3 lt lt Define System Clock Parameter gt gt System Clock NTERNAL EXTERNAL EXTERNAL RECOVERY RECOVERY NTERNAL Enter 1 5 or Press ESC to previous menu The display shows that the system clock is currently derived from the internal oscillator To change it select one of the appropriate choices one thru five or to exit without changing press ESC NOTE Only one of the two Data equipments connected with the two Data Port interfaces can be set as DTE clock at any one time and the system clock must be set as the External Clock from the Data Port that is supplying the external clock For example the equipment connected with the Data Port 1 is set as DTE clock the system clock of ETU01C must be set as External Clock from Data Port 1 External P1 Press 4 to Define Main Parameter CO n gt C0 Line Code mpedance B0 TX Ji RX Ji Frame CRC 4 dle Code tter tter Define Main 1 Parameter gt gt Enter 1 8 or Press ESC to previous menu 38 Chapter 4 Control Port Operation Under the display press 1 8 to define each parame
4. Refer to Main Sub E1 Link Parameter Detail to set the idle code B BERT test 24 Chapter 3 Front Panel Operation Note TS 00 Cannot be assigned in CCS or CAS mode of MAIN 1 LINK to anything but Framing BERT cannot be assigned to TS 00 TS 16 Cannot be assigned in CAS mode to anything except Signalling BERT cannot be assigned to this timeslot in CAS mode 3 3 6 Data Port Parameter Detail The following screens show the setup under the Data Port Parameter Press ENTER This screen shows the Channel interface type Press LEFT or RIGHT to show the DATA PORT 2 interface type V 35 RS530 NO CONNECTED Press ENTER and the Channel 1 sub menu will be displayed It contains the Clock Select and Clock Polarity Press ENTER to Select DCE DTE 25 Chapter 3 Front Panel Operation Press ENTER to select the Clock Polarity Typel Tx pos Rx neg Type2 Tx pos Rx pos Type3 Tx neg Rx pos Type4 Tx neg Rx neg Tx Transmit clock Rx Receive clock Pos Data sync at the clock rising edge Neg Data sync at the clock falling edge The parameters and settings for Channel 2 are the same as for Channel above 3 3 7 Loopback Parameter Detail The following screens show the setup under the Loopback Parameter In order to perform Remote Loopback functions the E1 frame format must be CCS or CAS mode In BERT mode the user may also perform loopback test functions Press ENTER Use the arrow keys to browse the a
5. The ETUOIC is available in either or DC models Voltage models include AC 100 240V AC or DC 18 72VDC An internal relay ensures that the main to sub 1 18 connected even if the system is powered off 7 Chapter 1 Introduction 1 3 Typical System Applications General Ethernet Hyper Terminal 2 Channel 1 Router V 35 RS530 In a typical application Figure 1 1 the ETUOIC is used to connect the PABX Sub A Z Router w 35 55 ETUO1C E1 gt ETUOIC Figure 1 1 Example Typical Application PABX Channel 1 _ Router V 35 RS530 Router N 2 Sub E1 35 Ethernet PABX LAN synchronous data channels of two routers and the local and remote LANs over an El line The fractional E1 data service is based on the assumption that the combined user data rate of all channel modules plus Sub Link is equal to or is a fraction of the full available E1 bandwidth in multiples of 64K Up to two data channels may be connected plus an optional 1 sub link 1 4 E1 signal structure The 1 line operates at nominal rate of 2 048Mbps The data transferred over the E1 line is organized into frames with each E1 frame containing 256 b
6. User data channel timing The has two user data channel clocking modes Clock mode 1 DCE The data channel operates as a DCE providing the transmit and receive clocks recovered timing to the data terminal equipment connected to the user channel The clocks are locked to the master timing Clock mode 2 DTE The ETUOIC data channel operates a DTE crossover cable required and accepts both transmit clock and receive clock both from the ETC pin from the user DCE equipment Chapter 1 Introduction 1 6 TECHNICAL SPECIFICATIONS Main 1 and sub E1 links Unframed Framed sub link framed only FAS 31 FAS CAS PCM30 CRC4 ON OFF Bit Rate 2 048 Mbps AMI Line Code HDB3 Unbalanced 75 ohms Balanced 120 ohms Relative Receive Level 0 to A3dB Pulse Amplitude Nominal 2 37V 10 for 75 ohms Nominal 3 00V 10 for 120 ohms Zero Amplitude 0 1V Tx Frequency Tracking Internal Timing Loop back Timing External Timing 30 ppm 50 ppm 100 ppm Jitter Performance According to ITU T G 823 User Data Channels Complies With ITU T G 703 G 704 G 706 and G 732 RJ45 Interface Connectors BNC Interface Types RS 530 V 35 Interface Connectors RS 530 V 35 25 pin D type Female Data Rate N 64kbps Where N equal 1 to 31 in CCS And N equal 1 to 30 in CAS Clock Modes Clock Mode
7. 4 Enter 1 to Display System Status 2 Top menu 31 Chapter 4 Control Port Operation Display System Status System Clock Main 1 Parameter Sub El Parameter Data Portl Parameter Data Port2 Parameter Time Slot Mapping LoopBack Test BERT Test 1 25 3 4 5 6 1 8 Enter 1 8 or Press ESC to previous menu Enter 1 to Display System Clock Parameter Display System Clock Parameter System Clock INTERNAL Press ESC to previous menu The display shows that the System Clock Parameter is derived from the internal oscillator Exit this menu to the previous one Press ESC 32 Chapter 4 Control Port Operation Display System Status System Clock Main El Parameter Sub El Parameter Data Portl Parameter Data Port2 Parameter Time Slot Mapping LoopBack Test BERT Test 1 25 3 4 5 6 8 Enter 1 8 or Press ESC to previous menu Enter 2 to Display Main EI Parameter lt lt Display Main El Parameter gt gt Line Code dle Code Press ESC to previous menu The above display shows the settings for the E1 Line Code 1 interface impedance LBO Tx jitter Rx jitter Frame type CRC setting and Idle code for the main link To return to the previous display enter ESC 33 Chapter 4 Control Port Operation Enter 3 to Display Sub El Parameter lt lt Display Sub El Parameter gt gt Line Code LS Pre
8. all changes or reset the unit back to the default settings Press ENTER the 1 01 will work in the default mode Press ENTER the ETUOIC will store all the parameters as current settings The next time the ETUOIC is powered on all the parameters used will be those that were previously saved NOTE Remember to save the parameters if you want to commit the ETUOIC with the current parameters If not the ETUOIC will resume all the parameters from the last saved settings when it is powered on the next time Press ENTER the system will be reset to factory defaults BE CAREFUL THERE IS NO FURTHER CONFIRMATION Press ENTER to set the system clock Internal External P1 P2 Recovery Main El Sub EI NOTE Only one of the two DTE equipments connected to the two Data Ports can be set as DTE clock source at any one time and the system clock must be set as the External Clock from the correct Data Port 22 Chapter 3 Front Panel Operation For example if the equipment connected to the Data Port 1 is set as DTE clock the system clock of ETUOIC must be set as External Clock from Data Port External P1 3 3 3 Main E1 Parameter Detail The following screens show the setup under the Main E1 Parameter Press ENTER and the MAIN E1 LINK sub menu will be displayed E1 Link sets the LINE CODE IMPEDANCE LBO TX JITTER RX JITTER FRAME type CRC mode for the mainEl of the ETUOIC Use the arrow keys t
9. following are all twisted pairs 2 lt 14 lt 3 lt 16 lt 4 lt 19 lt 8 lt 10 lt 15 17 lt 912 lt X 21 Cables multi conductor round 100cm 62 Appendix A Male or Female DB15 PIN gt 1 gt 8 gt 2 gt 9 gt 4 gt 11 gt 3 gt 10 gt 5 gt 12 gt 6 gt 13 TECHNICAL INQUIRY FORM CTC Union Technologies Inc 886 2 2799 1355 886 2 2659 1021 Attn Technical Support Division E mail support ctcu com From Company Taipei Taiwan Name _ o Z O ZY O o y oo Fax __ 4 4 004 MODEL ETUO1C ACTIVITY Check every setting including physical interface and system setting SYS CONFIGURATION B Question Data Port Information CHECK internal jumper settings Data port 1 RS530 O v 35 O Data port 1 RS530 O v 35 O Parameters User setting check all configurations Applications Point to point O ETUOIC to E1 Network device O System Clock INTERNAL O RECOVERY M El RECOVERY S El EXTERNAL Pl O EXTERNAL P2 O Main El link parameters Line Code AMI O HDB3 O Line Impedance Unbalanced 75 ohms O Balanced 120 ohms O LBO Long O Short O Tx Jitter ON OFF D Rx Jitter ON L1 OFF D Frame Unframed O CRC4 ON L1 OFF O FAS PCM31 O FAS CAS PCM30 O IDLE CODE 00 FF Sub El link parameters Line Code AMI O HDB3 O Line Impedance Unb
10. oreet Iota eret Pee eek eere us tree eS LS 2 3 Mechanical Assembly ceeeeeeeee eee esee een LO 2 4 Electrical Installation 15 Chapter 3 Front Panel Operation 3 2 CONTROLS AND INDICATOR 3 3 Menu 55255555555555555555 555 5 668886 renani 20 Chapter 4 Control Port Operation 4 1 General E 4 2 Terminal Connection 1 1 1 11 ee eene seen rinoso 20 4 3 Menu System Detail 31 Chapter 5 Diagnostic Tests 5 1 Test 91 Technical Inquiry Form Table of Contents Chapter 1 Introduction 1 1 Introduction ETUOIC provides an economic multiplexing solution for Fractional 1 network services Two DTE devices may be linked to the ETUOIC at combined data rates of 64kbps to 2048kbps The ETUOIC also provides one 1 sub link which may be connected over a public network The sub link will perform Drop amp lInsert with user defined timeslot connections from a PABX or other E1 equipment to E1 network services The ETUOIC
11. to De EXIT Enter 1 6 to select ault function Press SPACE to ENTER EXIT CONFIG To reset all parameters to the original factory default settings press 5 Reset Data to Factory Press ENTER to confirm settings are effected 49 Default ESC to previous menu Chapter 4 Control Port Operation Press ESC KO X GGG KK CTC UNION TECHNOLOGIES CO LTD EFRA ETU 01B C TERMINAL MODE KO SETUP MENU Ver 1 04 A KKK KK KK XO KO OE EO IO OX OE KK IO OE Display System Status Define System Parameter Test Function Parameter Password Reset Data to Default EXIT Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG To exit the terminal mode press 6 The terminal connection will be dropped and the front panel LCD will return to its normal RUN condition The unit will not transmit normally unless it is in RUN mode This completes the detailed examples of terminal mode operation for the ETUOIC 50 Chapter 5 Diagnostic Tests 5 1 Test Loops Main link loop back local digital loop back Local ETUO1C E1 TRANSMISSON local analog loop back Local ETUO1C E1 TRANSAISSON 51 Chapter 5 Diagnostic Tests local payload loop back Local ETUO1C E1 TRANSMISSON remote analog loop back Local ETU01C Remote ETU01C remote
12. to return to the Display System Status menu 35 Chapter 4 Control Port Operation Enter 8 to Display BERT Test information Display BERT Test nction OFF Main to Main 2 11 1 Press ESC to previous menu Enter ESC to return to the Display System Status menu Then press ESC again to go to the very top menu display KKK KKK OG eoo X e XXe XX X CTC UNION TECHNOLOGIES CO LTD TE ETU 01B C TERMINAL MODE FEER SETUP MENU Ver 1 04 FERF Ex XO KO OO OO XO RK OO OO KK KK OE OE Display System Status Define System Parameter Test Function Parameter Password Reset Data to Default EXIT Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG Now we will look at setting up the system parameters To do this enter 2 36 Chapter 4 Control Port Operation lt lt Define System Parameter gt gt Save Set Reset System System Clock Main El Parameter Sub El Parameter Data Portl Parameter Data Port2 Parameter Time Slot Mapping l 2 35 4 5 6 m 8 Enter 1 8 or Press ESC to previous menu The first selection of system parameters is the Save Set and the second selection is Reset System We recommend you do a system reset prior to configuring and then you must do a Save Set after finishing the configuration So let s enter 2 first SESSIMPORTANT You must do SAVE SET for configuration changes to be remembered
13. 1 DCE Receive and transmit clock recovered to the Synchronous DTE Clock Mode 2 DTE Receive and transmit clock from the synchronous DCE all from ETC pin Control Signals CTS constantly ON or follows RTS DSR constantly ON except during test loops DCD constantly ON except during signal loss Time slot allocation User defined randomly assignable 12 Chapter 1 Introduction Setup Configuration LCD 2 rows of 16 characters Pushbutton Switches ESC Left Arrow Right Arrow Enter LED indicators Figurel 2 ETUOIC Front Panel 246810 1 Dual Color LED GREEN Power RED Test 2 Error Only active in BERT mode RED Pattern Error 3 Main EI include Signal loss SYNC Loss Dual Color LED GREEN SYNC OK RED Signal Loss RED flashing SYNC Loss LIGHT OFF Main EI chip failure 4 Alarm of Main 1 RED OFF NO E1 Alarm RED ON El Alarm AIS RAI MRAI 5 Sub 1 include Signal Loss SYNC Loss Dual Color LED GREEN SYNC OK RED Signal Loss RED flashing SYNC Loss LIGHT OFF Sub El chip failure 6 Alarm of Sub E1 RED OFF NO E1 Alarm 1 Alarm AIS RAI MRAI 13 Chapter 1 Introduction 7 CHI TD of Datacomm ON DATA 1 FROM DTE OFF DATA 0 FROM DTE flashing DATA 0 and 1 FROM DTE 8 CHI RD of Datacomm ON DATA 1 FROM Main El OFF DATA 0 FROM Main El flashing DATA 0 and 1 FROM Main 9 CH2 TD of Dataco
14. AMETER FUNCTION ON OFF CHANNEL MAIN gt MAIN MAIN gt SUB 5 gt MAIN 50 50 2 11 1 2 15 1 29 Chapter 4 Control Port Operation 4 1 General The ETUOIC Control Port labeled RS 232 is a console terminal port designed to facilitate setup of all parameters through the use of a standard text based terminal or any terminal emulation program running on a Personal Computer 4 2 Terminal Connection A notebook computer has become an invaluable tool of the Systems Engineer Connection to the computer 15 very straight forward The only other hardware required is a DB9 pin one to one male to female cable The ETUOIC acts as a DCE to the PC s DTE communications port A convenient application provided with the Microsoft Windows amp 98 NT 2K XP operating systems is Hyper Terminal Set the properties to match the ETUOIC control port defaults as follows Bits per Second 19200 Data bits 8 Parity None Stop bits 1 and Flow Control none Make the appropriate connections start the terminal application apply power to the ETUOIC then press ENTER on the PC keyboard If you are using Hyper Terminal the display should look like the following Figure 4 1 9600 HyperT erminal m x Edit Transfer Help 18171 58 ES CTC UNION TECHNOLOGIES CO LTD ETU 1B C TERMINAL MODE SETUP MENU Uer 1 Display System Statu
15. N N NN Press SPACE to move Press ENTER to select Press ESC to previous menu First Line 0 15 Time Slot 1 Second Line 16 31 Ti me Slot Pressing the space bar will move the cursor to the next timeslot entry Repeatedly pressing Enter will make the selection between M 1 2 S C B and N Enter ESC to return to the Define System Parameter menu 40 Chapter 4 Control Port Operation Now that all parameters have been set it would be a good time to save all the settings Enter 1 to Save Set lt lt Save All System Set gt gt Press ENTER to confirm ESC to previous menu Press Enter to confirm The screen will display the message Save Set is OK to confirm the settings were saved successfully Press ESC again to go to the very top menu display XO Kok OK OO XO EO OE OE OE OE XO OE OR OE OE IG GG IG GG GGG X CTC UNION TECHNOLOGIES CO LTD SUN ETU 01B C TERMINAL MODE TOR SETUP MENU Ver 1 04 FEER XO Kok 332010 OE OE OX OX KK Display System Status Define System Parameter Test Function Parameter Password Reset Data to Default EXIT Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG 4l Chapter 4 Control Port Operation Now we will look at setting up the Test Function Parameter To do this enter 3 Define Test Mode Function 1 2 LoopBack Test BERT Test Enter 1 2 or press ESC to previous menu T
16. User Manual ETUO1C Dual Port 1 Access Multiplexer with Sub 1 1C ETU 0 Pm s CTC CTC Union Technologies Co Ltd eS Union Technologies Co Ltd Far Eastern Vienna Technology Center Neihu Technology Park 8F No 60 Zhouzi St Neihu Taipei 114 Taiwan Tel 886 2 26591021 886 2 27991355 Email info ctcu com URL http www ctcu com ETUOIC User manual version 1 0 Sept 2005 User Manual for Dual Port E1 Access Multiplexer with Sub E1 Thank you for choosing our product Please read this manual carefully before using the This manual supports the following models ETUO1C 100 240 VAC model ETUO1C 48 DC model Copyright O 2005 CTC Union Technologies Inc rights reserved specifications are subject to change without prior notice Table of Contents Chapter 1 Introduction 1 1 Introduction 7 1 2 Functional Description 7 1 3 Typical System Applications 8 1 4 E1 signal structure 8 1 5 0 Capabilities 10 1 6 TECHNICAL SPECIFICATIONS 12 Chapter 2 Installation ZL General E TEE 13 2 2 Site Preparation oce
17. alanced 75 ohms O Balanced 120 ohms O LBO Long O Short O Tx Jitter ON Ll OFF O Rx Jitter ON L1 OFF Frame Unframed O CRC4 ON L1 OFF O FAS PCM31 O FAS CAS PCM30 O IDLE CODE 00 FF Time slot mapping N no use 1 Data port1 2 Data port2 M M idle code S S E1 idle code C M amp S 1 idle code B BERT code 111111 0123456789012345 LILILILILILILILILILILILILILILILI LILILILILILILILILILILILILILILILI 1111222222222233 6789012345678901 Data port parameter Data port 1 V 35 O RS530 O Clock select DCE Clock polarity TX POS NEG LI TX POS POS O TX NEG POS L TX NEG RX NEG O Data port 2 V 35 L1 RS530 O Clock select DCE O DTE O Clock polarity TX POS NEG LI TX POS POS O TX NEG RX POS L TX NEG RX NEG O E1 Series CTC Union Technologies Co Ltd Far Eastern Vienna Technologies Center Neihu Technology Park No 60 Zhouzi St Neihu Taipei Phone 886 2 2659 1021 Fax 886 2 2799 1355 TC E mail info ctcu com _http www ctcu com
18. eset Data to Default EXIT Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG The following is an example of Password setting for the ETUOIC Press 4 46 Chapter 4 Control Port Operation lt lt Password gt gt 1 Set Password 2 Clear Password Enter 1 2 or press ESC to previous menu Enter 1 to set the Password lt lt Password gt gt Enter Password 4 Number Press ENTER to confirm ESC to previous menu Press SPACE to clear Enter 1234 Then press ENTER the screen will display Your Password is OK Press ESC 47 Chapter 4 Control Port Operation Password 1 Set Password 2 Clear Password Enter 1 2 or press ESC to previous menu To clear the password press 2 Clear Password Enter original password Press ENTER to confirm ESC to previous menu Press SPACE to clear Enter the original password 1234 Then press ENTER the screen will display Your Password is clear Press ESC 48 Chapter 4 Press ESC back to go back to the main menu Control Port Operation XO KO KO OO OE RK OE IO IO XO OE OE OE CTC UNION TECH ETU 01B C TERM SETUP MENU GE OE KKK KK EK EK Display System 5 Ver OLOGIES CO LTD TUR NAL MODE FOU 1 04 atus Define System Parameter Test Function Parameter Password Reset Data
19. et a parameter of a selection or to enter a sub menu 19 Chapter 3 Front Panel Operation 3 3 Menu Operation 3 3 1 Top Level Menus The following are the 8 top level Menus Press an arrow key LEFT or RIGHT to select another top level Menu or press ENTER to reach a sub menu For normal transmissions the unit must be in RUN mode When powered on the ETUOIC will work under the last saved setting Press ESC to stop the running and the LCD will display Set the default system parameter save the present parameter reset the system and choose the system clock Set the Line code interface and distance transmit buffer receive buffer Frame type and idle code for main El link Set the Line code interface and distance transmit buffer receive buffer Frame type and idle code for sub E1 link Chapter 3 Front Panel Operation Assign the E1 timeslots to the Data Channels and or E1 sub link Data Port informational screen and settings for Clock Mode Clock Polarity and Handshaking Enable main link sub link or data channel Loop back Enable BERT select channel and select pattern Exit the configuration and run the ETUOIC 3 3 2 System Parameter Detail The following screens show the setup screens under the System Parameter Main Screen 21 Chapter 3 Front Panel Operation Press ENTER the SYSTEM PARAMETER sub menu will be displayed You modify all the system parameters save
20. in the The ETUOIC supports any two interface settings for the two user data channel interfaces System Timing Considerations The has the flexibility to meet the timing requirements of various system configurations The timing mode for the E1 link and for the user channel are selected by the setting of configuration data via the front panel LCD display E1 link timing The ETUOIC E1 link receive path always operates on the receive clock The ETUOIC recovers the receive clock from the received E1 link data signal The source of the ETUOIC 1 link transmit clock can be selected by the user 10 Chapter 1 Introduction The following E1 link transmit timing modes are available Loop back timing ETUOIC 1 link transmit clock is locked to the recovered receive clock Main link E1 or Sub link E1 This is usually the timing mode selected for network operation Internal timing The ETUOIC E1 link transmit clock is derived from the internal clock oscillator This timing mode is necessary in point to point applications over leased line In this case one ETUOIC must use the internal oscillator and the others must operate from the recovered clock External timing ETUOIC 1 link transmit clock is locked to the clock signal provided by the user DCE connected to one of the user s data channels When the data channel is used as the clock source the data channel must use clock timing mode 2 DTE
21. its The 256 bits are organized as 32 time slots of eight bits each and carry the data payload 8 Chapter 1 Introduction transmissions utilize two main types of framing Frame Alignment Signal FAS and Multi Frame Alignment Signal MFAS Framing is necessary in order for equipment receiving the E1 signal to be able to identify and extract the individual channels PCM 30 CAS transmission systems use MFAS framing along with FAS framing PCM 31 CCS transmission systems use only FAS framing Frame Alignment Signal FAS The 2 048 Mbps frame consists of 32 individual time slots numbered 0 31 As described previously each time slot consists of an individual 64 Kbps channel of data In the FAS format time slot 0 of every other frame is reserved for the frame alignment signal pattern Alternate frames contain the FAS Distant Alarm indication bit and others bits reserved for national and international use Multi Frame Alignment Signal MFAS MFAS framing uses Channel Associated Signaling CAS to transmit the A B C D bits signaling information for each of 30 channels This method uses the 32 time slot frame for mat with time slot 0 dedicated for the Frame Alignment Signal FAS and time slot 16 dedicated For the Multi Frame Alignment Signal MFAS and the Channel Associated Signaling CAS E1 line signal The basic E1 line signal is coded using the Alternate Mark Inversion AMI or HDB3 rule In the AMI format ones are alte
22. mm ON DATA 1 FROM DTE OFF DATA 0 FROM DTE flashing DATA 0 and 1 FROM DTE 10 CH2 RD of Datacomm ON DATA 1 FROM Main El OFF DATA 0 FROM Main El flashing DATA 0 and 1 FROM Main El RS 232 CONSOLE port Port interface V 24 RS 232 asynchronous DCE Port connector 9 pin D type female Data rate 19200 bps Data format 1 start bit 8 data bits No parity 1 stop bits Alarm relay Floating pair of NO and NC contacts Contact ratings 1A at 30 VDC resistive or 0 5A at 125 VAC resistive Physical Height 44 mm Width 195 mm Depth 245 mm Weight 925g net Power supply Voltage AC model 100 240 VAC Voltage DC model 18 72 VDC Frequency 47 to 63 Hz for AC power Power consumption 15 VA Environment Temperature 0 50C 32 122F Humidity 0 to 90 non condensing 14 Chapter 2 Installation 2 1 General This chapter provides detailed instructions for mechanical installation of the ETUOIC Following the completion of installation please refer to Chapter 3 for front panel operating information and Chapter 4 for console port operating information 2 2 Site Preparation Install the ETUOIC within reach of an easily accessible grounded AC outlet The outlet should be capable of furnishing 100 to 240 VAC Allow at least 10cm 4 inch clearance at the rear of the ETUOIC for signal lines and interface cables 2 3 Mechanical Assembly The ETUOIC is designed for tabletop shelf or rack mount installation and except for
23. n Main El Sub El Data Portl Data Port2 Enter 1 5 or Press ESC to previous menu Press 4 to Data Port loopback test function 44 Chapter 4 Control Port Operation lt lt Data 1 LoopBack gt gt Data Port OFF 1 OFF 2 Local Analog 3 Local Digital 4 Remote Loop Enter 1 4 or Press ESC to previous menu Note When Data Port Local Analog Loop Back is initiated the DTE connected should be providing its own Clock Data Port 2 Loop Back settings are the same as Data Port 1 settings Press ESC twice to exit to the Define Test Mode Function display Define Test Mode Function 1 LoopBack Test 2 BERT Test Enter 1 2 or press ESC to previous menu Define BERT test function press 2 45 Chapter 4 Control Port Operation Define BERT Test Function Function OFF Channel Main to Main Pattern 2E11 1 Enter 1 3 or Press ESC to previous menu Press 1 to initiate or close the function press 2 to define the BERT channel refer to Chapter 1 press 3 to define the BERT pattern press ESC to exit without changing Press ESC one last time to reach to top level menu OG ok X e X XXe XXX CTC UNI ON TECHNOLOGIES CO LTD SAO ETU 01B C TERMINAL MODE RUE SETUP MENU Ver 1 04 KERA XA KOC KKK RK KKK KKK Display System Status Define System Parameter Test Function Parameter Password R
24. o Define LoopBack Test Function Press 1 lt lt Define LoopBack Test Function gt gt Function OFF Main El OFF Sub El Data Port1 OFF Data Port2 Function Main El Sub El Data Portl Data Port2 Enter 1 5 or Press ESC to previous menu 42 Chapter 4 Control Port Operation To enable or disable the Loopback function Press 1 lt lt LoopBack Function gt gt Function OFF 1 ON 2 OFF Enter 1 2 or press ESC to previous menu The current setting for Loop Back is OFF To turn on press 1 To exit without changing press ESC Note First you will need to define where the loopback will be items 2 5 ine LoopBack Test Function gt gt OFF OFF Sub El OFF OFF Data Port2 OFF Enter 1 5 or Press ESC to previous menu To define the Main E1 LoopBack enter 2 43 Chapter 4 Control Port Operation lt lt Main El LoopBack gt gt Main El OFF OFF Local Analog Local Digital Local Payload Remote Analog Remote Payload Enter 1 6 or Press ESC to previous menu Press 2 6 to initiate a loop back of the main 1 link press 1 to stop loop back or press ESC to return to the previous menu without any change Sub E1 Loop Back settings are the same as the Main E1 settings IMPORTANT Remote loopbacks are not possible when El is in unframed mode Define LoopBack Test Function Function OFF Main El OFF Sub El Data Port1 OFF Data Port2 Functio
25. o browse the individual link parameters frame CRC etc Press ENTER on the parameter to select it with the cursors Now use the arrow keys to browse the available settings for that parameter The following is a breakdown of parameters and available settings LINE CODE HDB3 or AMI HDB3 default IMPEDANCE 120ohm or 75ohm 120ohm default LBO SHORT or LONG SHORT default TX JITTER ON or OFF OFF default RX JITTER ON or OFF OFF default FRAME unframed CCS or CAS unframed default 3 3 4 Sub E1 Link Parameter Detail The following screens show the setup under the Sub E1 Link Parameter 23 Chapter 3 Front Panel Operation Press ENTER and the SUB E1 LINK sub menu will be displayed Sub E1 Link sets the LINE CODE IMPEDANCE LBO TX JITTER FRAME type IDLE CODE and CRC 4 mode for the Sub E1 of the ETUOIC The parameters and settings for the E1 sub links are the same as for the Main E1 Link above 3 3 5 Time Slot Mapping Detail The following screens show the setup under the Time Slot Mapping Press ENTER The El frame is shown with 32 timeslots top row left to right are TS0 15 while the bottom row displays the settings for 7516 31 Press arrows to move the cursor use ENTER to assign the timeslot as follows N Not assigned 1 Data Channel 1 2 Data Channel 2 M Insert idle code on Main E1 Tx side 5 Insert idle code on Sub E1 Tx side C Insert idle code on both E1 Tx side and Sub E1 Tx side
26. payload loop back Local ETU01C Remote ETU01C 52 Chapter 5 Diagnostic Tests Sub El link loop back local digital loop back Local ETUO1C E1 TRANSMISSON TRANSMISSION local analog loop back Local ETU01C 1 TRANSMISSON local payload loop back Local ETU01C 1 TRANSAISSON TRANSAISSION 53 Chapter 5 Diagnostic Tests remote analog loop back Local ETUO1C Remote ETUO1C remote payload loop back Local ETUO1C Remote ETUO1C 54 Chapter 5 Diagnostic Tests Data Port loop back Data 1 local analog loop back Local ETUO1C E1 TRANSAISSON Data Port local digital loop back Local ETUO1C E1 TRANSAISSON Data Port remote loop back Local ETUO1C Remote ETUO1C DTE DTE 55 Chapter 5 Diagnostic Tests Data Port2 local analog loop back Local ETUO1C E1 TRANSMISSON Data Port2 local digital loop back Local ETU01C 1 TRANSMISSON Data Port2 remote loop back Local ETU01C Remote ETU01C Note Each of the remote loop back must fit the El in CCS or CAS 56 Chapter 5 Diagnostic Tests BERT TEST MAIN MAIN TRANSMISSON gt BERTTX MAIN gt SUB Local ETU01C TRANSMISSON b BERTTX BERTRX SUB gt MAIN gt TRANSMISSON 2 a i PERT TX BERTRX 57 Chapter 5 Diagnos
27. rack mount installation is delivered completely assembled Rack mounted applications require installation of additional rack mounting brackets No provisions are made for bolting the ETUOIC to the tabletop 2 4 Electrical Installation 2 4 1 Power connection AC power is supplied to the ETUOIC through a Mickey Mouse type plug The ETUOIC should always be grounded through the protective earth lead of the power cable 2 4 2 Rear panel connectors The data channel interfaces are fixed on the rear panel of the ETUOIC Refer to Figure 2 1 and consist of DB25pin connectors for RS 530 and V 35 Two RJ 45 interfaces and two pairs of BNC Coax connectors for the main E1 and E1 sub link The last connector is a DB9pin connector for the terminal mode console port c Cn Figure 2 1 ETUOIC rear panel AC model Chapter 2 Installation Line side BNC coax connector Two BNC coax pair of connectors marked RX and TX provide unbalanced 75 Ohm connections for the Main 1 and Sub 1 lines RJ 45 INTERFACE Two RJ 45 connectors marked Sub E1 and Main E1 provide balanced 120 Ohm connections for the E1 and Sub E1 lines The pin assignments for RJ 45 connectors are as follows 1 8 1 RTIP Receive data in 2 RRING Receive data in 4 TTIP Transmit data out 5 TRING Transmit data out Note This follows the USOC RJ 48C standard Data Port Settings Data Port 1 setting
28. rnately transmitted as positive and negative pulse whereas zeros are transmitted as a zero voltage level AMI is not used in most 2 048 Mbps transmissions because synchronization loss occurs during long strings of data zeros In the HDB3 format a string of four consecutive zeros is replaced with a substitute string of pulses containing an intentional bipolar violation The HDB3 code substitutions provide high pulse density so that the receiving equipment is able to maintain synchronization with the received signal Chapter 1 Introduction 1 5 ETUO1C Capabilities E1 link line coding The ETUOIC supports two 1 line codes AMI coding HDB3 coding E1 framing formats The ETUOIC supports three formats Unframed format in Unframed only Data port 1 is supported FAS CCS PCM 31 format TSO reserved MFAS CAS PCM 30 format TSO and TS16 reserved User data channel rates The ETUOIC supports each user data channel rates which are a multiple of 64kbps For maximum flexibility the ETU01C supports combined data rates up to 2 048Mbps The ETUOIC supports flexible time slot assignment allowing the user to freely specify the selection of time slots in sequence or randomly for each data channel User data channel interface ETUOIC has two user data channel interfaces CHANNEL 1 and CHANNEL 2 and two types of user data channel interfaces V 35 or RS 530 21 RS 449 The desired interface is achieved by jumper settings
29. s Define System Parameter Test Function Parameter Password Reset Data to Default EXIT Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG Connected 0 00 15 100 19200841 SCROLL CAPS NUM Capture Print echo Figure 4 1 HyperTerminal 30 Chapter 4 Control Port Operation Note When a terminal connection is made to the ETUOIC the front panel LCD will be locked out and display 4 3 Menu System Detail The menu systems are displayed in the same order and with the same parameters as those in the LCD display The following section will detail actual displays with descriptions of parameter settings via relevant key commands This 15 the first screen seen after connecting Note that the first two items Display and Define deal with all the system settings The Display item will browse settings for viewing only while under Define all parameters may be both viewed and changed XX kok kok ok KO OE EK kok kok kok kok X X X X CTC UNION TECH ET U 0 SETUP MENU KKKKKK 1B C TERM XO X Display System 5 Def i Tes ne System Pa Function Pa Password Reset Data to De EXI Ver OLOGIES CO LTD RAN NAL MODE EEA 1 04 Kok X OO o atus rameter rameter ault Enter 1 6 to select function Press SPACE to ENTER EXIT CONFIG Figure
30. ss ESC to previous menu The above display shows the settings for the Sub E1 Line Code E1 interface impedance LBO Tx jitter Rx jitter Frame type CRC setting and Idle code for the sub 1 link To return to the previous display enter ESC Enter 4 to Display Data Port Parameter lt lt Display Data Portl Parameter gt gt Polarity TX Positive RX Negative Press ESC to previous menu The Data Port display shows the current setting of the physical data port either V 35 or RS 530 The clock setting and TC RC polarity are also shown in this information display Press ESC to return Item 5 will display Port 2 parameters 34 Chapter 4 Control Port Operation Enter 6 to display the Time Slot Mapping Display 01 ga 03 04 05 06 0 08 09 10 1 1 ime Slot Mapping gt gt lt lt lt lt irn im im 7 N 5 N 3 N 1 N Press ESC to previous menu The Time Slot mapping display shows the assignments for all of the 32 timeslots of the 1 frame timeslots 0 31 are shown with the assigned abbreviations shown directly beneath In CCS and CAS modes never assign 50 In CAS mode never assign TS16 To return to the previous display enter ESC Enter 7 to Display LoopBack Test information lt lt Display LoopBack Test gt gt Function Main El Sub El Data 1 Data Port2 Press ESC to previous menu Enter ESC
31. supports local control and diagnostics via the front panel LCD a serial RS 232 craft port This feature enables users to easily configure the unit execute the in service diagnostics and monitor the network status 1 2 Functional Description The ETUOIC data channels support user selectable transmission rates which are integer multiples of 64kbps up to a maximum 2 048Mbps on twisted pair or coax cable The ETUOIC has two jumper selectable interfaces RS 530 or V 35 Adapter cables are required to connect client equipment for V 35 X 21 or RS 449 The ETUOIC fully meets all of the E1 specifications including ITU G 703 G 704 G 706 G 732 and G 823 Multiple clock source selection provides maximum flexibility in connecting both the E1 and user interfaces The ETUOIC has the flexibility to meet the timing requirements of various system configurations The timing modes for the E1 link and for the user channel are selected by the setting of configuration data via the front panel LCD display or terminal mode console port The E1 link may be clocked from the E1 recovered receive clock main E1 link or sub E1 link from the user data ports or from the internal oscillator The ETUOIC provide IDLE CODE mode you can set any time slot and insert the idle code with 00 FF and the default code is 7F ETUOIC includes a BERT generator and receiver which may internally connect to either main or sub E1 or to either data channel
32. ter for the Main E1 For example to change the Main 1 Idle Code press 8 lt lt Define Main El Idle Code gt gt Idle Code Press SPACE to move Press ENTER to select Press ESC to previous menu Enter the new idle code with the hex value 00 FF or to exit press ESC to the Define Main Parameter display then press ESC again to the Define System Parameter display Define System Parameter Save Set Reset System System Clock Main El Parameter Sub El Parameter Data Portl Parameter Data Port2 Parameter Time Slot Mapping CO n gt co Enter 1 8 or Press ESC to previous menu Press 5 to define Sub EI Parameter details the same as for the Main El 39 Chapter 4 Control Port Operation Press 6 to Define Data Port 1 Parameter lt lt Define Data Portl Parameter gt gt TYPE 35 Clock DCE Clock Polarity TX Positive RX Negative 1 Clock 2 Clock Polarity Enter 1 2 or press ESC to previous menu To change the Data Port Clock press 1 to change the Clock Edge press 2 Press ESC to exit without changing To change the interface type the jumpers inside the unit must be adjusted Please refer to Chapter 2 Installation for details Press 7 to define Data Port 2 Parameters which are the same as for Data Port 1 Press 8 to Define Time Slot Mapping lt lt Define Time Slot Mapping gt gt N NNN NN N N N N N N NN N NNN NN N N N N
33. tic Tests SUB SUB Local ETUO1C TRANSMISSON BERTTX BERTRX 58 Appendix A 1 Male DB25 PIN 1 O Q 4 UN 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 RS 530 Cables 25 conductor round 1 to 1 100cm NN AAA AA AAAAKAAAAAKAAAAAAAAAA A 59 Appendix A Male or Female DB25 IN V V V V V V V V V V V V V V V V V V V V V V v 1 2 3 4 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Appendix 2 V 35 Cables multi conductor round 100cm Male DB25 Male or Female MB34 PIN PIN 3 lt gt 16 lt gt T 4 lt gt 5 lt gt D 6 lt gt 20 lt gt 8 lt gt 24 lt gt U 11 lt gt W 15 lt gt 12 lt gt 17 lt gt V lt gt X 1 lt gt NOTE TWISTED PAIRS P S R T U W Y AA V X 60 A 3 Male DB25 PIN 1 lt 7 lt the following are all twisted pairs 2 lt 14 lt lt 16 lt lt 19 lt lt 13 lt 6 lt 22 lt 20 lt 23 lt 8 lt 10 lt 24 lt 11 lt 15 lt 12 lt 17 lt 9 lt RS 449 Cables multi conductor round 100cm 61 Appendix A Male or Female DB37 PIN gt 1 gt 19 20 37 gt 4 gt 22 gt 6 gt 24 gt 7 gt 25 gt 9 gt 27 gt 11 gt 29 gt 12 gt 30 gt 13 gt 31 gt 17 gt 35 gt 5 gt 23 gt 8 gt 26 4 Female DB25 PIN 1 lt 7 lt the
34. vailable options for loop back setting By default all loop backs are off The details are as follows Main Link Loop back off Local Analog Local Digital Local Payload Remote Analog or Remote Payload Sub Link Loop back off Local Analog Local Digital Local Payload Remote Analog or Remote Payload Channel 1 Data Port 1 Loop back off Local Analog Local Digital or Remote Digital Channel 2 Data Port 2 Loop back off Local Analog Local Digital or Remote Digital 26 Chapter 3 Front Panel Operation 3 3 8 BERT Parameter Detail The following screens show the setup under the BERT Parameter Press ENTER Use the arrow keys to browse the available options for BERT setting By default BERT is off The details are as follows CHANNEL MAIN MAIN MAIN SUB SUB MAIN or SUB SUB PATTERN 2el 1 1 or 2e15 1 3 3 9 Exit Configuration kee of the configuration settings performed up until now can be activated by exiting the configuration menu back out to RUN However unless the settings have been SAVED they will be lost at next power cycle So if these are the settings you wish to use permanently be sure to go back to the SYSTEM PARAMETER menu and do SAVE SET Then exit the configuration to the RUN mode 27 Chapter 3 Front Panel Operation 3 3 10 ETUO1C LCD menu breakdown EXIT CONFIG RUN ON
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