ADC Campus-RS Remote User's Manual
Contents
1. USER MANUAL H2TU R 402 List 4E Remote Unit Part Number 150 2450 45 CLEI VARH1UUC 152 402 145 02 Issue 2 Revision History of This Manual Revision Release Date Revisions Made 01 June 16 2000 Initial release 02 January 18 2002 ADC branding Copyright January 18 2002 2002 ADC DSL Systems Inc All rights reserved Trademark Information ADC is a registered trademark of ADC Telecommunications Inc HiGain is a registered trademark of ADC DSL Systems Inc No right license or interest to such trademarks is granted hereunder and you agree that no such right license or interest shall be asserted by you with respect to such trademark Other product names mentioned in this practice are used for identification purposes only and may be trademarks or registered trademarks of their respective companies Disclaimer of Liability Information contained in this document is company private to ADC DSL Systems Inc and shall not be modified used copied reproduced or disclosed in whole or in part without the written consent of ADC Contents herein are current as of the date of publication ADC reserves the right to change the contents without prior notice Inno event shall ADC be liable for any damages resulting from loss of data loss of use or loss of profits and ADC further disclaims any and all liability for indirect incidental special consequential or other similar damages This disclaimer of liabi2. GR 63 CORE Network Equipment Building System NEBS Requirements e GR 1089 CORE Electromagnetic Compatibility and Electrical Safety UL 1459 3rd Edition and CSA C22 2 225 M90 Telecommunications Equipment Electronics and Electrical Safety For technical assistance refer to Appendix D Product Support on page 36 ADC DSL Systems Inc 14402 Franklin Avenue Tustin CA 92780 7013 Tel 714 832 9922 Fax 714 832 9924 Technical Assistance Tel 800 638 0031 Tel 714 730 3222 Fax 714 730 2400 per DOCUMENT 152 402 145 02 ISSUE 2 Lid CEI 1214394
3. 0011 9393 H2TU R IR QUERY LPBK Query loopback 1101 0101 1101 0101 D5D5 IR ALTERNATE QUERY LPBK Alternate query loopback 1101 0101 1110 1010 D5EA TIME OUT OVERRIDE Loopback time out override 1101 0101 1101 0110 D5D6 FAR END NI ACTIVATE Unblock AIS 1100 0101 0101 0100 C554 IOR POWER DOWN H2TU C Removes HDSL2 line power YK 0110 0111 0110 0111 6767 a The leftmost bit arrives first in all sequences The detection algorithm functions reliably with a random 10 BER on the facility The entire arming and loopback sequence can also be initiated at the remote H2TU R location b The H2TU R identifies CREM and the H2TU C identifies NLOC with 231 bit errors including the frame bits When framed data is being sent in the Auto framing mode the number of the 231 bit errors detected by the test set varies from 229 to 231 depending on whether or not the test set counts frame errors as bit errors and on the number of frame bits contained in the block of 231 error bits The H2TU R and H2TU C generate this bit pattern in a series of discontinuous bursts containing 20 bit errors each including frame bits Those test sets that do not count frame error bits as data bit errors will indicate fewer bits than the H2TU R and H2TU C transmit for a Cl and NI loopback c The IOR Power Down code must remain present for the duration of the powerdown mode When this code is removed the HiGain HDSL2 system returns to its normal unl
4. 1 Verify that the H2TU R powers up The front panel ALM LED is a steady red e The LOOP LED is flashing green e IfreceivingaDSI signal one of the DS1 framing LEDs ESF or SF and one of the DS1 line code LEDs B8ZS or AMI is a steady green 2 Verify that the H2TU R attempts to communicate with an upstream device LOOP LED is flashing green One of the following occurs e Ifan upstream device is successfully identified and the HDSL2 loop synchronizes the LOOP LED lights a steady green e If upstream devices are not successfully identified the H2TU R continues to attempt communication LOOP LED flashes green until an upstream device is detected 6 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Viewing System Screens VIEWING SYSTEM SCREENS The H2TU R 402 supports both local and remote logon through a maintenance terminal ASCII terminal or PC running terminal emulation software connected to its front panel craft port From the maintenance terminal you can access menus and screens that are replications of those viewed at the H2TU C You can view system settings and inventory initiate loopbacks and monitor performance If the Remote Provisioning option is enabled at the H2TU C you can configure the circuit Initial provisioning of the HiGain HDSL2 system is performed at the H2TU C line unit For more information about the HiGain HDSL2 screens provisioning and troubleshooting download the appropriate H2TU C line unit u
5. 4 oz 0 18 kg 400 or 200 mechanics 1 552 Mbps Overlapped Pulse Amplitude Modulation Transmission with Interlocking Spectra OPTIS Full duplex One non loaded copper two wire cable pair 16 5 dBm 0 5 dB at 135 0 350 kHz at remote side 16 8 dBm 0 5 dB at 135 Q 0 450 kHz at CO side 135 Q 35 dB at 196 kHz 135Q 30 sec typical 1 min maximum 100 Q 1 544 Mbps 4200 bps Alternate Mark Inversion AMI or Bipolar with 8 Zero Substitution B8ZS Extended SuperFrame ESF SuperFrame SF or Unframed UNFR 0 dB 7 5 dB 15 dB 0 to 33 dB lt 400 us Meets MTIE T1 101 requirements 0 2 Ul maximum 0 1 Ul maximum June 16 2000 31 Appendix A Specifications Loop ATTENUATION 152 402 145 02 Issue 2 Each loop has no more than 35 dB of loss at 196 kHz with driving and terminating impedances of 135Q see Table 13 below Table 13 HDSL2 Cable Attenuation Chart Cable Gauge Loss at 196 kHz dB kft Q per kft 26 0 4 mm 3 88 83 24 0 51 mm 2 84 52 22 0 61 mm 2 18 32 19 0 91 mm 1 54 16 H2TU R 402 List 4E CARD CONNECTOR 32 Figure 23 shows the card edge connectors on the H2TU R 402 List 4E Active pins are highlighted in black 56 54 52 50 48 46 44 42 Automatic protection switch power 40 Factory use only 38 36 34 32 30 28 26 24 22 Factoryu
6. HDSL2 Current Statistics 18 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Table 6 Error Acronyms Used on the HDSL2 Performance History Screens Error Acronym Description ES Errored seconds Seconds with HDSL2 CRC gt 1 or LOSW gt 1 SES Severely errored seconds Seconds with HDSL2 CRC 250 or LOSW gt 1 UAS Unavailable seconds Based on 10 contiguous SES occurrences CV Code Violation Total count of HDSL2 CRC errors LOSWS Loss of Sync Word Second Seconds with LOSW gt 1 USING THE PERFORMANCE SCREENS TO VIEW ALARM DATA To access the alarm history screens 1 Press P to select the Performance menu 2 Press the SPACEBAR to select an interface H2TU C DS1 H2TU R DS1 H2TU C HDSL2 or H2TU R HDSL2 then press ENTER 3 Press the SPACEBAR until Alarm History is selected then press ENTER 4 Press N or P to page through the alarm history screens 5 Press E to clear the selected alarm history screen Alarm History at the DS1 Interface Figure 16 below and Figure 17 on page 20 are examples of Alarm History screens for the H2TU R DS1 interface and the H2TU C DSI interface respectively Current alarms are shown in reverse video The types of alarms reported for the H2TU R are described in Table 7 on page 20 Monitor Event Log Config Inventory Rlogon H2TU R DS 1 Alarm History 03 16 00 00 00 04 15 00 00 45 03 16 00 04 15 00 00 47 C 1 ear Alarm History Press l
7. Page C l ear History Press Space to cycle through Interface H2TU R DS 1 choices and lt Enter gt to view Statistics Misia EEIE ID EEEKESREERES EE RE XXX 04 15 00 12 30 01 H2TU R Figure 9 H2TU R DSI 25 hour Performance History 14 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Monitor Event Log Config Inventory Rlogon H2TU C DS 1 25 Hour History Page 1 of 9 ES L SES L UAS L CV L PDVS L ES P SES P P revious Page C l ear History Press Space to cycle through Interface H2TU C DS 1 choices and lt Enter gt to view Statistics WEEG dek ID XXXX KXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 10 H2TU C DS1 25 hour Performance History Monitor Event Log Config Inventory Rlogon Help H2TU R DS 1 Current Statistics Interface H2TU R DS 1 Statistics System OK Figure 11 H2TU R DS1 Current Statistics H2TU R 402 June 16 2000 15 Monitoring System Activity and Performance 152 402 145 02 Issue 2 Table 5 Error Acronyms Used on the DSI Performance History Screens Error Acronym Description Error Acronym Description ES L Errored Seconds Line SES P Severely errored seconds Path Seconds with BPV gt 1 Seconds with SES or CRC ESF 320 or FE SF gt 8 Fy Fo SES L Severely errored seconds Line UAS P Unavailable seconds Path Seconds with BPV plus EXZ gt 1544 or A second of unavailability
8. ap ee 33 H2TU R 402 List 4E Block Diagram ou iii 34 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Overview OVERVIEW The HiGain HDSL2 product family from ADC is the industry s first practical implementation of High bit rate Digital Subscriber Line 2 HDSL2 ADC products are fully compliant with the HDSL2 standard Providing full rate T1 access using just a single copper pair HDSL2 is a cost effective solution that offers an open architecture The open architecture inherent in HDSL2 guarantees interoperability allowing simple and economic accommodation of network growth HiGain HDSL2 uses the industry s first HDSL2 chipset ANSI T1 E1 4 compliant developed by ADC HiGain HDSL2 products provide 1 552 Mbps transmission on one unconditioned copper pair over the full Carrier Service Area CSA range The CSA includes loops up to 12 000 feet of 24 American Wire Gauge AWG wire or 9 000 feet of 26 AWG wire including bridged taps FEATURES The H2TU R 402 List 4E remote unit is the customer side of a T1 transmission system HDSL2 transmission features Lightning and power cross protection on HDSL2 interfaces Full duplex HDSL2 transmission on one pair at 1 552 Mbps Ultra low wander Stratum 1 compliant Front panel features HDSL and DS1 status LEDs Dual loopback control button DSI access bridging jacks RS 232 craft port for connection to a maintenance terminal HiGain HDSL2 maintenance screens
9. at his own expense LIMITED WARRANTY ADC DSL Systems Incorporated ADC warrants that for a period of sixty 60 months from the date of shipment the hardware portion of its products will be free of material defects and faulty workmanship under normal use ADC s obligation under this warranty is limited to replacing or repairing at ADC s option any such hardware product which is returned during the 60 month warranty period per ADC s instructions and which product is confirmed by ADC not to comply with the foregoing warranty ADC warrants that for a period of 90 days from the date of purchase the software furnished with its products will operate substantially in accordance with the ADC published specifications and documentation for such software ADC s entire liability for software that does not comply with the foregoing warranty and is reported to ADC during the 90 day warranty period is at ADC s option either a return of the price paid or b repair or replace of the software ADC also warrants that for a period of thirty 30 days from the date of purchase the media on which software is stored will be free from material defects under normal use ADC will replace defective media at no charge if it is returned to ADC during the 30 day warranty period along with proof of the date of shipment The transportation charges for shipment of returned products to ADC will be prepaid by the Buyer ADC will pay transportation charges for sh
10. back to the network at the H2TU R and DS1 signal from the X X customer is looped back to the customer at the H2TU R SMJK LpUp 11000 SmartJack Loopup or NID payload PL code Invokes x PL 2 in 5 H2TU R loopback towards network SMJK LpUp 1111 1111 SmartJack Loopup or NID ESF DL code Invokes ESF DL 0100 1000 H2TU R loopback towards network X SMJK LpDn 11100 SmartJack Loopdown or NID payload PL code Removes PL 3 in 5 SMJK NLOC NREM CLOC CREM CRGx and NRGx X SMJK LpDn 1111 1111 SmartJack Loopdown or NID ESF DL code Removes ESF DL 0010 0100 SMJK NLOC NREM CLOC CREM CRGx and NRGx X a The RULB dual loopback same as NREM CLOC can be activated by pressing the LBK button on the H2TU R front panel Z H2TU R 402 HiGain HDSL2 systems feature the SmartJack SMJK option which can emulate a Network Interface Device NID for the purpose of loopback testing of the HiGain HDSL2 circuit SMJK and NREM loopbacks perform the same functions but their initiation differs SMJK indicates that the loopback was initiated by the 2 in 5 inband command NREM on the other hand is initiated by the 3 in 7 inband command by the H2TU R front panel LBK button by a command issued from the maintenance terminal or by the H2TU C front panel MODE and SEL buttons Use the inband commands to enable or disable the SMJK loopback options The HiGain HDSL2 system setting is normally enabled to recognize all inband SMJK loopback co
11. based on SES P LOS gt 1 or AIS gt 1 UAS L Unavailable seconds Line PRM NE Performance Report Monitoring Near End Seconds with LOS gt 1 The PRM from CPE indicates errors and the signal received from the network at the remote is error free CV L Code Violation Line PRM FE Performance Report Monitoring Far End Total BPV count The PRM from the network indicates errors and the signal received from the CPE is error free PDVS L Pulse Density Violation Seconds Line B8ZSS B8ZS Monitored Seconds Seconds with excessive zeroes Seconds with B8ZS detection when AMI AMI 16 zeroes B8ZS 8 zeroes option is active ES P Errored Seconds Path MSEC Monitored Seconds of the current Seconds with SEF CRC ESF or 15 minute 1 hour 1 day screen FE SF gt 1 a b Appears on the DS1 Current Statistics screens c d FE is a frame bit error Only appears on H2TU R Performance History screens Severely Errored Frame Two or more frame bit errors occurring in a 0 75 ms interval for SF or a 3 ms interval for ESF 16 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Performance History at the HDSL2 Interface Figure 12 is an example of a 31 Day History screen for the H2TU R HDSL2 interface The HDSL2 interface has 31 day 48 hour 25 hour and current statistic screens for the H2TU R and H2TU C Table 6 on page 19 describes the kinds of errors repor
12. ee GR ee ee 13 H2TU C DS 1 48 hour Performance History sesse ee see ee ee Ge ee Gee Se ee Ge Se ee ee Gee Re Gee Re GR ee ee ee 14 H2TU R DS 1 25 hour Performance History ee see ee ee Ge ee Gee ee ee Ge Se ee ee Gee Re Ge Re GR ee ee 14 H2TU C DS 1 25 hour Performance History i 15 H2TU R D51 Current Stat SE S ie iris Ee RES Rd ARE RS EER alal ani Lasi uaar 15 H2TU R HDSL2 31 day Performance History 0 esse ese ee see ee ee ese se ke Gee ee ee Ge se ee ee Gee Re Gee Re GR ee ee ke ee 17 H2TU R HDSL2 48 hour Performance History iii 17 H2TU R HDSL2 25 hour Performance History i 18 E2TU R HDSLE2 Current Statisti s nuo aria a Ialia 18 H2TU R DS1 Alarm History Screen ese ese ee ee ee ee ee Ge ee Ge ee GR RA GR GR ee ee Ge ee ee ee Ge ee 19 H2TU C DS1 Alarm History Screen ese ese ee ee ee ee ee Ge ee Ge RA GR GR GR ee ee ee ee ee ee se Ge ee 20 H 2TU R HDSLE2 Alarm History SCre n is aLaaa erariali 21 H2TU C HDSL2 Alarm History SCre n esse Ese Ese alal aa Re Ee ONSE ee ERGE eg N EREE EEEo 21 System Event EA RE IE IE OE EE EE OE OE ea 22 Loopback Summary AE N oiee OO EE EE EE ON OON OR N uy 24 Bere sd de OR OE EE a N i 27 H2TU R 402 List 4E Card Edge Connector see see ee Ge ge ee Se ee E Se ee ee Ge ee Gee T GR Ge ee 32 RS 232 Graft Port PINGUES ssi os ess etek ao hehe ay Sop AS Lee teh oe diana Me Ee eg
13. to view the system diagram Figure 4 shows an armed circuit with an active loopback and alarms Terms used on the system diagram are defined in the onscreen Help menu glossary Abnormal situations are highlighted on the diagram See Table 4 on page 11 for screen field descriptions DS1 Errors Armed mode Margin Loop attenuation Alarm type HDSL2 Errors WOR Performance Even i Inyentory Rlog n Help ESF B8ZS ES 3 SES 3 UAS 0 ESF B8ZS Active Loopback NLOC PL Ba TERE EL N AN GINA New Loopback Moea eee oea OTE E ISMEA iek is DELE M NREM C S and lt Enter gt to activate LPDN ID XXXX XKXXX XXXX XXXX 04 15 00 12 30 01 System Alarm Line code and framing Active loopback System status Figure 4 Monitor Screen Active Loopback with Alarms To initiate a loopback press the SPACEBAR to cycle though the loopback choices Press ENTER to make your choice When prompted with the message Are you sure Y N press Y to initiate the loopback or N to cancel For more information about loopbacks and troubleshooting see Loopback Operation on page 24 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance 4 To initiate a loopdown of all active loopbacks press the SPACEBAR to select LPDN then press ENTER or N When prompted with the message Are you sure Y N press Y to initiate the loopdown or IN to cancel Table 4 Monito
14. 00 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Monitor Event Log Config Inventory Rlogon H2TU C DS 1 History Page 1 of 3 ES L SES L UAS L PDVS L ES P SES P P revious Page C l ear History Press Space to cycle through Interface RAWON choices and lt Enter gt to view Statistics 31 Day History ID XXXX XXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 6 H2TU C DSI 31 day Performance History Monitor Event Log Config Inventory Rlogon H2TU R DS 1 48 Hour History Page 1 of 4 ES L SES L UAS L CV L PDVS L ES P SES P PRM NE PRM FE P revious Page C l ear History Press lt Space gt to cycle through Interface H2TU R DS 1 choices and lt Enter gt to view Statistics MSM boa ID XXXX KXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 7 H2TU R DSI 48 hour Performance History H2TU R 402 June 16 2000 13 Monitoring System Activity and Performance 152 402 145 02 Issue 2 Monitor Event Log Config Inventory Rlogon Help H2TU C DS 1 48 Hour History Page 1 of 4 P revious Page C l ear History Interface H2TU C DS 1 choices and lt Enter gt to view Statistics WEEN def ID XXXX XKXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 8 H2TU C DS1 48 hour Performance History Monitor Event Log Config Inventory Rlogon H2TU R DS 1 25 Hour History Page 1 of 9 ES L SES L UAS L ES P SES P UAS P PRM NE PRM FE P revious
15. June 16 2000 35 Appendix D Product Support 152 402 145 02 Issue 2 APPENDIX D PRODUCT SUPPORT ADC Customer Service Group provides expert pre sales and post sales support and training for all its products Technical support is available 24 hours a day 7 days a week by contacting the ADC Technical Assistance Center TAC Sales Assistance 800 366 3891 extension 73000 USA and Canada 952 917 3000 Fax 952 917 3237 Systems Integration 800 366 3891 extension 73000 USA and Canada 952 917 3000 ADC Technical Assistance Center 800 638 0031 714 730 3222 Fax 714 730 2400 Email wsd_support adc com Online Technical Support Online Technical Publications Product Return Department 800 366 3891 ext 73748 or 952 917 3748 Fax 952 917 3237 Email repair amp return adc com Quotation Proposals Ordering and Delivery General Product Information Complete Solutions from concept to installation Network Design and Integration Testing System Turn Up and Testing Network Monitoring upstream or downstream Power Monitoring and Remote Surveillance Service Maintenance Agreements Systems Operation Technical Information System Network Configuration Product Specification and Application Training product specific Installation and Operation Assistance Troubleshooting and Repair Field Assistance www adc com Knowledge_Base index jsp www adc com library1 ADC Return Material Authorization RMA num
16. L SDSL POTS DDS and other transmission schemes e Can be used with customers requiring DS1 service on a temporary or permanent basis e Provide a means of quickly deploying service in advance of fiber optic transmission systems Es DS1 is used throughout this document to refer to either the remote unit s DS1 interface or the line unit s DSX 1 interface 2 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Front Panel FRONT PANEL Figure 1 shows the H2TU R 402 List 4E front panel Table 1 on page 4 describes the front panel components For pinout diagrams of the H2TU R card edge connector and craft port refer to Appendix A Specifications on page 31 List number i n Em EE DI N 9 NOA IDI CHNT Alarm LED Loop LED DS1 framing LEDs Sealing current SCURR switch at rear of circuit board DS1 line code LEDs Q am I _ Loopback LED Loopback pushbutton DS1 bridging BRG jacks Craft port RS 232 CLEI ECI bar code label Configuration number label Extraction handle inside handle A_N Figure 1 H2TU R 402 List 4E Front Panel H2TU R 402 June 16 2000 3 Front Panel 152 402 145 02 Issue 2 Table 1 Front Panel Description Front panel Feature List number Function Identifies the list number of the H2TU R 402 Alarm ALM LED Shows alarm states for remote and local Loss of Signal LOS Stea
17. TU R loopup from NI 100000 100000 100000 SMJK H2TU R loopup from NI ESF DL 1111 1111 0100 1000 FF48 Loopdown H2TU C and H2TU R loopdown from NI OR Cl 11100 11100 11100 Loopdown H2TU C and H2TU R loopdown from NI OR Cl 100 100 100 Loopdown H2TU C and H2TU R loopdown from NI OR Cl ESF DL 1111 1111 0010 0100 FF24 a The leftmost bit arrives first in all sequences The detection algorithm functions reliably with a random 10 Bit Error Ratio BER on the facility The entire arming and loopback sequence can also be initiated at the remote H2TU R location b Not supported by A4LB 30 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Appendix A Specifications APPENDIX A SPECIFICATIONS Power HDSL2 Span Voltage Line or Local Power Consumption Electrical Protection Environmental Operating Temperature Operating Humidity Physical Height Width Depth Weight Mounting HDSL2 Line Rate Transmission Media Output Line Impedance Maximum Loop Attenuation Start up Time DS1 DS1 Line Impedance DS1 Line Rate DS1 Line Format DS1 Frame Format DS1 Pulse Output DS1 Input Level System One way DS1 Delay Wander Looped Wideband Jitter Looped Narrowband Jitter Looped H2TU R 402 180 Vdc 5W Secondary surge and power cross protection on all DS1 and HDSL2 ports 40 F to 149 F 40 C to 65 C 5 to 95 non condensing 5 56 in 14 12 cm 0 69 in 1 75 cm 5 87 in 14 91 cm 6
18. Track System EventSs iii 22 Loopback Operation 24 Generic Loopback CommandS i iss ESE tai elia 24 Special Loopback CommandS se ee ee be Ge Ge GR GR Ge ee Se ee Se ee ee ee se ee 26 Loopback Test Procedures se ee ee ee ee Re iker GR GR ee ee ee Se ee ge ee Gee Rd Ge issis se 26 GNEB TestProcedur s ss eed ie se E en Gee AEE E ene eene oe eek Ee ee ed 26 A2LB Test Proecediires dsni EEN ees Es Bee EE ape RD ese ed ge Gee E Ee Ge Ee beg ed ese ee aes 28 A3LB and A4LB Test Procedures i 30 Appendix A Specifications 31 Loop A tlentatone KIE AE EE OE EE LO dined ioe 32 H2TU R 402 List 4E Card Connector lrei in n Eee ersa Ee 32 GEURE iaia lui MOE EE N iero 33 Appendix B Functional Operation 34 MO EER EE os Pe a OE EE iene iaia it SE pie nice alte a iene alii 34 Appendix C Compatibility 35 Appendix D Product Support 36 Appendix E Abbreviations 37 Certification and Warranty Inside Back Cover iv June 16 2000 H2TU R 402 152 402 145 02 Issue 2 List of Tables LIST OF TABLES EN De ND RR DM H2TU R 402 Front Panel Bal RE RR RE AE EE OE EG 4 Teoson Sere en Menus sic neon aan 8 Navigational Keys for the HiGain HDSL2 Maintenance Terminal Screens ii 9 Monitor Screen Descriptions se ee Se ee Se ee Se ee ee Ge Ge Ge A E GR ee ee ee ee ee ee Ge Ge ke 11 Error Acronyms Used on the DS1 Performan
19. V LED LLOS LOS LOSW LPDN LPF LRAI MAL MNGD MSEC N NE NEBS NI NID NLOC NMA NPRM June 16 2000 152 402 145 02 Issue 2 The occurrence of 8 consecutive zeroes for B8ZS or 16 for AMI Frame Conversion Frame Bit for Datalink Facility Datalink Far End Framing Pattern Sequence High Capacity Digital Service HiGain Card Shelf High bit rate Digital Subscriber Line High bit rate Digital Subscriber Line 2 HiGain Identification Intelligent Line Repeater Transmit Intelligent Office Repeater Intelligent Repeater Loop Attenuation Local Alarm Indication Signal Local Bipolar Violation Light Emitting Diode Local Loss of Signal Loss of Signal Loss of Sync Word Loopdown Line Power Feed Line RAI Margin Alarm Managed Monitored Seconds Near End Network Equipment Building System Network Interface Network Interface Device Network Local Loopback Network Management and Administration Network PRM H2TU R 402 152 402 145 02 Issue 2 NREM NTF O OOF OPTIS OUT P PBOC PBON PL POTS PRM PRM FE PRM NE PWRF R RAI RAI CI RAIS RDA H2TU R 402 Network Remote Loopback No Trouble Found Out of Frame Overlapped Pulse Amplitude Modulation Transmission with Interlocking Spectra Receive Power Back Off Customer Power Back Off Network Payload Plain Old Telephone Service Performance Report Messaging Performance Report Messagi
20. abel attached to the PC board It can also be found as the last two numbers following the x of the 13 character part number label affixed to the PC board For example 150 1234 01 x01 Extraction handle Used to remove the H2TU R 402 from its card slot June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Installation INSTALLATION SCURR SWITCH H2TU R 402 Remote enclosure Figure 2 Installing the H2TU R 402 List 4E Wear an antistatic wrist strap when installing the H2TU R Avoid touching components on the A circuit board IN 1 Check the setting of the SCURR switch The default setting is disabled up position If the H2TU R is locally powered and your application requires sealing current place the SCURR switch in the down position 2 Align the H2TU R with the enclosure slot guides and slide the unit in Push the unit back until it touches the backplane card edge connector 3 Place your thumbs on the front panel and push the H2TU R into the card edge connector H2TU R 402 June 16 2000 Installation 152 402 145 02 Issue 2 VERIFICATION Verification without an Upstream Device Verify that the H2TU R powers up The following should occur e The front panel ALM LED is a steady red e The LOOP LED is flashing green e Ifreceiving a DS1 signal one of the DS1 framing LEDs ESF or SF and one of the DS1 line code LEDs B8ZS or AMI is a steady green Verification with an Upstream Device
21. ber and instructions must be obtained before returning products All 800 lines are toll free in the USA and Canada 36 June 16 2000 H2TU R 402 Appendix E Abbreviations APPENDIX E ABBREVIATIONS A ACO ACON ADSL AIS AIS CI ALM ALMP ANSI AOR ARM AUTO AWG BER BPV BPVT BRG CEV Cl CLEI CLOC CO CONV CPE CRC CREM CSA CV CV P DBER DDS DL DLC DSX 1 ECI EQL ES ESD ES L ES P 37 Alarm Cutoff Auto Conversion Asymmetrical Digital Subscriber Line Alarm Indication Signal Alarm Indication Signal Customer Installation Alarm Alarm Pattern American National Standards Institute Addressable Office Repeater Armed Auto Framing Mode American Wire Gauge Bit Error Rate Bipolar Violation Bipolar Violation Transparency Bridge Controlled Environmental Vault Customer Interface Common Language Equipment Identifier Customer Local Loopback Central Office Conversion Customer Premises Equipment Cyclical Redundancy Check Customer Remote Loopback Carrier Service Area Code Violation Code Violation Path DS1 Bit Error Rate Digital Data Service Datalink Digital Loop Carrier Digital Signal Cross Connect Level 1 Equipment Catalog Item Equalization Errored Seconds Electrostatic Discharge Errored Seconds Line Errored Seconds Path EXZ FCON FDL FE FPS HCDS HCS HDSL HDSL2 HG LAIS LBP
22. ce History Screens i 16 Error Acronyms Used on the HDSL2 Performance History Screens ii 19 H2TU R DSL Alarm DIE vol GO RE EE EE AE see 20 H2TU R HDSL2 Alarm Descriptions ese ese see ge Ge ee RA GR Ge ee Se ee ee ee Ge ee ee Re EOE ee ee 22 Event EA EE N iaia RE e EG 23 Summary of HiGain HDSL2 Loopback Codes and Activation Methods se see se ese ee ee dee 25 Addressable Repeater Loopback Commands A2LB ee se se ee ee RA Ge RA GR Re ee ee ee ee ee 28 Addressable Repeater Loopback Commands A3LB and A4LB ee se se Ge Ge ee ee ee ee 30 HDSL2 Cable Attenuation Chart se se se ee Ge GR GR GR ee Se ee ee ee ee ee Gee Re Ge RA GR ee ee ee ee 32 June 16 2000 v List of Figures 152 402 145 02 Issue 2 LIST OF FIGURES Ha De ND WR IN N N N N N N mu He He He Re e eee lt ZH AROS 2 0 2 31 Su Es D H2TU R 402 List 4E Front Panel iini aan i 3 Installine the H2TU R 4023 List AE pina iii ile sala Lala lisi 5 TO SOM SCLSOM EEEE EE EE OE NE ladri ER EE 8 Monitor Screen Active Loopback with Alarms sesse ii 10 H2TU R DS 1 31 day Performance History i 12 H2TU C DS1 31 day Performance History see see se ee Ge ee Gee Ge Re Ge Se ee ee Se ee ee ee ee ee 13 H2TU R DS 1 48 hour Performance History ee see ee ee ee ee Gee ee ee Ge Se ee ee Gee Re Ge
23. code e Unblock the AIS code by executing the Far End Activate code A3LB differs from A4LB in that A3LB supports the additional 1 in 6 SMJK loopback command e SMJK loopback commands are only activated by inband commands Z LOOPBACK TEST PROCEDURES The following sections provide step by step test procedures for verifying the integrity of the HDSL2 channels at every module location as well as the DS1 channels to the customer and the local DSX 1 interface GNLB Test Procedures 26 Figure 22 on page 27 is a graphical representation of the various loopback configurations with the associated GNLB commands shown Also refer to Table 10 on page 25 for a description of these commands To perform the GNLB loopback test procedure 1 Have the CO tester send the NREM 3 in 7 inband loopup code for 5 seconds The LBK LED on the front panel should be a steady yellow and the loopback mode should be identified on the Monitor screen 2 Have the CO tester transmit a DS1 test signal towards the H2TU R 402 and verify that the returned looped signal to the test set is error free 3 If step 2 fails have the CO tester transmit the 3 in 5 inband loopdown code 4 Have the CO tester send the NLOC 4 in 7 inband loopup for 5 seconds You should be able to observe the NLOC message on the Monitor screen June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Loopback Operation 5 Repeat Step 2 If the test passes the problem is in the downstream d
24. ds TLOS is a logic loopback caused by loss of the DS1 input from the CI Figure 21 summarizes the available loopbacks in the system and Table 10 on page 25 summarizes the HiGain HDSL2 generic loopback commands See GNLB Test Procedures on page 26 for the test procedures that apply when using the GNLB mode Activate loopback using one of the following MODE SEL pushbuttons e Maintenance Terminal NREM SMJK Test Set TLOS Activate loopback using one of the following LBK pushbutton Maintenance Terminal Test Set CLOC L H2TU R Customer Premises Figure 21 Loopback Summary June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Loopback Operation Table 10 Summary of HiGain HDSL2 Loopback Codes and Activation Methods Method of Activation Loopback Code Description Test Set Craft Port EE NLOC 1111000 DSX 1 signal is looped back to the network at the H2TU C x x x 4 in 7 NREM 1110000 DSX 1 signal is looped back to the network at the H2TU R x x x 3 in 7 CLOC 1111100 DS1 signal from the customer is looped back to the 5 in 7 customer at the H2TU R X X X CREM 1111110 DS1 signal from the customer is looped back to the x x 6 in 7 customer at the H2TU C X COLB Dual loopback at H2TU C DSX 1 signal is looped back to the network at the H2TU C and DS1 signal from the X X customer is looped back to the customer at the H2TU C RULB Dual loopback at H2TU R DSX 1 signal is looped
25. dy red Indicates a Loss of Signal LOS condition at the T1 input of the H2TU R 402 Blinking Indicates an LOS condition at the T1 input of the H2TU C line unit Loop LED Displays HDSL2 Loop condition Steady green Indicates HDSL2 loop is in sync Blinking once Indicates the HDSL2 loop is trying to acquire sync per second Blinking 4 times Indicates a margin alarm condition on the HDSL2 loop per second Blinking 10 times Indicates a Cyclic Redundancy Check CRC error on the HDSL2 loop per second OFF Indicates no activity on the HDSL2 loop DS1 Framing LEDs ESF and SF ESF LED Steady green SF LED Steady green OFF Indicates framing patterns If DS1 signals are not detected the ESF and SF LEDs will not light Indicates Extended Super Frame ESF The LED blinks once per second when a frame error occurs Indicates Super Frame SF The LED blinks once per second when a frame error occurs Indicates unframed or no signal DS1 Line Code LEDs B8ZS and AMI B8ZS LED Steady green AMI LED Steady green Indicates DS1 code options If DS1 signals are not detected the ESF SF B8ZS and AMI LEDs will not light Indicates that the DS1 line code option is set to Bipolar with 8 Zero Substitution B8ZS The LED blinks once per second when a string of excessive zeros is detected Indicates that the user DS1 line code option is set to Alternate Mark Inversion AMI This LED blinks once per second when a Bipolar Violatio
26. e LOSW defects An LOSW defect occurs when at least three consecutive HDSL frames contain one or more frame bit errors This value is a running total of the last 24 hours Unavailable Errored Seconds The number of seconds the HDSL2 loop is unavailable This occurs after 10 contiguous HDSL SES and is retired after 10 contiguous non SES seconds This value is a running total of the last 24 hours Circuit identification ID number Loop Attenuation indicates the attenuation of the Overlapped Pulse Amplitude Modulation Transmission with Interlocking Spectra OPTIS pulse from the distant end The value is related to the 196 kHz loss of the cable pair The loop attenuation is a more direct indication of the loop attenuation to the OPTIS signal than is the 196 kHz loss The normal HiGain HDSL2 LA operation range is from 0 to 40 dB Line Power Feed indicates the HDSL2 line power is on Margin the signal to noise ratio at all HDSL2 ports relative to a 107 Bit Error Rate Margin Alarm Indicates the margin on HDSL2 loop has dropped below the threshold 0 to 15dB as set by the operator PL displays when the loopback was initiated by a command embedded in the DS1 data path payload PL HG displays when the loopback was initiated from a HiGain HG front panel or by a HiGain maintenance terminal loopback command The sum of the Performance Report Messaging Near End PRM NE and Performance Report Messaging Far End PRM FE counts T
27. e through Interface H2TU R HDSL2 Choices and lt Enter gt to view Statistics Iles deli ID XXXX XKXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System Alarm Figure 18 H2TU RHDSL2 Alarm History Screen Monitor Event Log Config Inventory Rlogon H2TU C HDSL2 Alarm History Status 04 10 00 00 00 04 15 00 00 45 ALARM OK 04 10 00 00 37 04 10 00 00 45 Press C l ear Alarm History through Interface choices and lt Enter gt to view Statistics Alarm History ID XXXX XXX XX XXXX 04 15 00 12 30 01 H2TU C Figure 19 H2TU C HDSL2 Alarm History Screen H2TU R 402 June 16 2000 21 Monitoring System Activity and Performance 152 402 145 02 Issue 2 Table 8 H2TU R HDSL2 Alarm Descriptions Screen Alarm Front Panel Alarm Description LOSW LOSW Loss of Sync Word The HDSL2 loop has lost synchronization MAL MAL Margin The margin on the HDSL2 loop has dropped below the minimum threshold value set for the system LA LA Loop Attenuation The attenuation on the HDSL2 loop has exceeded the maximum value set for the HDSL2 loop attenuation threshold HBER HBER Block Error Rate The HDSL2 BER has exceeded the set threshold limits of 10 or 10 USING THE EVENT LOG TO TRACK SYSTEM EVENTS To view a running log of system events press E to select the Event Log The Event Log displays the date and time of the 100 most recent events most recent displayed first and provides a description of each event See Table 9 on pa
28. er is inhibited while any of the valid command codes are being sent Once the codes are removed the timer restarts at 120 H2TU R 402 June 16 2000 29 Loopback Operation 152 402 145 02 Issue 2 A3LB and A4LB Test Procedures The H2TU C can be looped back by sending the Addressable Office Repeater AOR LPBK activation code 1111 1111 0001 1110 FFIE for at least 5 seconds This causes the H2TU R 402 to enter the NLOC state The H2TU C Loopback Time out LBTO setting determines the duration of this loopback unless it is overridden by the reception of a second identical 16 bit loopup command before the timer expires When this time out override state exists the only way to loop the H2TU R 402 down is to issue one of the three loopdown commands listed in Table 12 The automatic time out mode is restored during subsequent loopback sessions Table 12 summarizes the codes required to execute Addressable 3 A3LB and Addressable 4 A4LB repeater loopback commands All code sequences must be present for at least 5 seconds Table 12 Addressable Repeater Loopback Commands A3LB and A4LB Name Description Binary Code 2 Hexadecimal Equivalent NLOC H2TU R 402 loopup from NI 1111 1111 0001 1110 FFIE CREM H2TU R 402 loopup from Cl 0011 1111 0001 1110 3F1E NREM H2TU R loopup from NI 1111 1111 0000 0010 FF02 CLOC H2TU R loopup from Cl 0011 1111 0000 0010 3F02 SMJK H2TU R loopup from NI 11000 11000 11000 SMJK H2
29. for inventory provisioning and troubleshooting High performance non volatile performance monitoring Non volatile alarm histories Performance Report Messaging PRM support for Supplemental PRM SPRM and Network PRM NPRM System configuration options Selectable DS1 pre equalizer Bipolar Violation Transparency BPVT Bit Error Rate BER alarm Remote provisioning Selectable loopback activation codes Digital Data Service DDS latching loopback Payload PL and HiGain HG loopback source identification Line or local power with sealing current option Metallic loopback self tests H2TU R 402 June 16 2000 1 Overview 152 402 145 02 Issue 2 COMPATIBILITY The H2TU R 402 is designed to mount in any 400 or 200 mechanics shelf For a list of compatible shelves see Appendix C Compatibility on page 35 APPLICATIONS HiGain HDSL2 systems provide a cost effective easy to deploy method for delivering T1 High Capacity Digital Service HCDS over a single copper pair HiGain HDSL2 systems support a multitude of network connections and system models e The service is deployed over one unconditioned non loaded copper pair e Conventional inline TI repeaters are no longer required e Cable pair conditioning pair separation and bridged tap removal are not required In general HiGain HDSL2 systems e Operate effectively in the same cable binder group with other HDSL2 lines HDSL T1 ADS
30. g System Screens Table 3 Navigational Keys for the HiGain HDSL2 Maintenance Terminal Screens Key Function SPACEBAR Cycle through selections ENTER Activate the current setting or choice or display a menu ESC or F11 VT100 Return to the parent menu T or CTRL E Select the submenu or item above the current one or return to the previous menu J or CTRL X Select the submenu or item below the current one gt or CTRL ID Select the menu or item to the right of the current one lt or CTRL S Select the menu or item to the left of the current one or return to the previous menu CTRL IR Refresh the screen a Legacy management units require use of control keys instead of arrow keys H2TU R 402 June 16 2000 9 Monitoring System Activity and Performance 152 402 145 02 Issue 2 MONITORING SYSTEM ACTIVITY AND PERFORMANCE The HiGain HDSL2 system provides the following maintenance screens for monitoring system activity and assessing performance The Monitor screens provide a graphical representation of circuit activity and allow initiation of loopbacks The Performance screens provide current 25 hour 48 hour and 31 day performance histories and a continuous alarm history The Event Log provides a description of the 100 most recent events The Sectionalized Event Log screen displays events for all four legs of the H2TU R DS1 interface USING THE MONITOR SCREEN TO VIEW SYSTEM ACTIVITY 10 1 Press IM
31. gain com ID XXXX XXXX XXXX tXXXX 04 15 00 12 System OK Circuit ID Number Date and Time Logon Device System Status Figure 3 Logon Screen Table 2 Logon Screen Menus Press this key To access this menu Menu Functions M Monitor Monitors loopbacks and alarms and provides a graphical representation of circuit activity including ES UAS SES and line code P Performance Provides performance and alarm histories for current 25 hour 48 hour or 31 day periods for either the DS1 or HDSL2 interface E Event Log Identifies the 100 most recent system events and reports the date and time of occurrence E Config Provides standard configuration options ADC options date and time setting and a reset option factory settings I Inventory Provides product information about the various devices that are in the system and lists circuit and device identifications R Rlogon Rlogout Remote logon can be performed from the H2TU R or H2TU C The screen displays Rlogout when the H2TU R or H2TU C is remotely logged on to the other unit at the end of the circuit To logoff the remote unit press IR Rlogout changes to Rlogon The unit is now locally logged on until IR is pressed again to re initiate the remote logon H Help Provides a glossary of terms used in the HiGain HDSL2 maintenance screens alist of navigational keys and ADC contact information 8 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Viewin
32. ge 23 for a complete list of event log messages e Press N or P to page through the event log e Press T to return to the top of the log e Press E to clear the event log Monitor Performance Config Inventory Rlogon System Event Log Page 1 of 7 Location Date and System 04 10 00 125 DS1 Alarm Register reset System 04 10 0 HDSL2 Alarm Register Reset System 04 10 0 DS1 Performance Register Reset System 04 10 0 HDSL2 Performance Register Reset System 04 10 0 Time set 12 25 00 System 04 10 0 Date set 10 21 99 H2TU C 04 03 0 H2TU R 04 03 0 H2TU R 04 03 0 System 04 03 0 H2TU C 04 03 0 H2TU C 04 03 0 Empty Empty LOC Loop up DS1 LOS Alarm End DS1 LOS Alarm Begin DS1C AUTO to AMI HDSL2 LOSW Alarm End HDSL2 LOSW Alarm Begin 0 0 0 0 0 H2TU C 04 03 00 138 LOC Loop down 0 0 0 0 0 0 Press N ext Page P revious Page T op of Log XXXX XXKXK XKXX KXXXK 04 15 00 12 30 01 H2TU R System OK Figure 20 System Event Log 22 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Table 9 Event Log Messages Event Log Messages DS1 Alarm History reset DS1 PM register reset HDSL2 Alarm History reset HDSL2 PM register reset Loop Down any segment Loop Up any segment Provisioning option change lt provisioning mnemonic gt changed from lt old gt to lt new gt CPE DBER alarm 1 day
33. he presence or absence of alarms BER MARG LOS AIS AIS CI RAI RAI CI LA is indicated on the lower right corner of all screens H2TU R 402 June 16 2000 11 Monitoring System Activity and Performance 152 402 145 02 Issue 2 USING THE PERFORMANCE SCREENS TO VIEW PERFORMANCE DATA To access the Performance history screens 1 Press P to select the Performance screen 2 Press the SPACEBAR to select either interface H2TU C DS1 H2TU R DS1 H2TU C HDSL2 or H2TU R HDSL2 then press ENTER 3 Press the SPACEBAR to select the type of statistics Current Alarm History 25 Hour History 48 Hour History or 31 Day History then press ENTER e Performance screens for the H2TU C are shown only when they are different from the H2TU R screens Performance History at the DS1 Interface Figure 5 is an example of a 31 Day History screen for the H2TU R DS1 interface The DS1 interface provides 31 day 48 hour 25 hour and current statistics screens for the H2TU R and the H2TU C Table 5 on page 16 describes the kinds of errors reported for these screens Monitor Event Log Config Inventory Rlogon Help H2TU R DS 1 31 Day History Page ES L SES L UAS L CV L PDVS L ES P N ext Page P revious Page C l ear History Interface PAIESE choices and lt Enter gt to view Statistics 31 Day History ID XXXX XKXXX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 5 H2TU R DSI 31 day Performance History 12 June 16 20
34. ipment of replacement products to Buyer unless no trouble is found NTF in which case the Buyer will pay transportation charges ADC may use reconditioned parts for such repair or replacement This warranty does not apply to any product which has been repaired worked upon or altered by persons not authorized by ADC or in ADC s sole judgment has been subjected to misuse accident fire or other casualty or operation beyond its design range Repaired products have a 90 day warranty or until the end of the original warranty period whichever period is greater ADC DISCLAIMS ALL OTHER WARRANTIES EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WITH RESPECT TO ITS PRODUCTS AND ANY ACCOMPANYING WRITTEN MATERIALS FURTHER ADC DOES NOT WARRANT THAT SOFTWARE WILL BE FREE FROM BUGS OR THAT ITS USE WILL BE UNINTERRUPTED OR REGARDING THE USE OR THE RESULTS OF THE USE OF THE SOFTWARE IN TERMS OF CORRECTNESS ACCURACY RELIABILITY OR OTHERWISE MODIFICATIONS Any changes or modifications made to this device that are not expressly approved by ADC DSL Systems Inc voids the user s warranty All wiring external to the products should follow the provisions of the current edition of the National Electrical Code SAFETY STANDARDS COMPLIANCE The H2TU R 402 List 4E modules have been tested and verified to comply with the applicable sections of the following safety standards
35. irection If it fails the problem is in the upstream direction Loopbacks Toward Network HDSL2 SPAN All ones HDSL2 SPAN 11000 DSX 1 HDSL2 SPAN All ones HDSL2 SPAN 1110000 Cl Customer Interface Loopbacks Toward Customer 1111110 HDSL2 SPAN HDSL2 SPAN Set the NLBP option to AIS to send AIS indicated by an all ones pattern for any network loopback t A3LB and A4LB loopback codes A2LB loopback codes 4 GNLB loopback codes Figure 22 Loopback Modes H2TU R 402 June 16 2000 27 Loopback Operation A2LB Test Procedures 152 402 145 02 Issue 2 Using the codes listed in Table 11 a network tester can activate NLOC NRG or NREM loopbacks or SMJK if enabled A tester at the customer premises can activate CLOC CRG or CREM loopbacks Table 11 Addressable Repeater Loopback Commands A2LB Name ARMING or NI LPBK inband Description Arming code Binary Code 2 Hexadecimal Equivalent 11000 11000 ARMING or NI LPBK ESF Datalink Arming code 1111 1111 0100 1000 FF48 Disarming code 11100 11100 IR LPDN or DISARM inband IR LPDN or DISARM ESF Datalink Disarming code 1111 1111 0010 0100 FF24 IOR LPBK NLOC and CREM 230 232 bit errors 229 231 bit errors H2TU C loopup 1101 0011 1101 0011 D3D3 IR LPDN Loopdown H2TU C H2RU or 1001 0011 1001
36. is error pattern repeats every 20 seconds as long as the IOR loopback pattern is being sent This also applies to ILR Time out Override and Query commands The H2TU C is now in logic loopback if the IOR NLOC loopback command was sent The Time out Override command or a Loopdown command can override the selection made for the loopback time out If the Time out Override code 1101 0101 1101 0110 D5D6 is received after activating a loopback then the automatic timed expiration of the loopback is inhibited If this Time out Override is sent then the only way to loop the H2TU R 402 down is to do one of the following e Issue the IR loopdown LPDN code 1001 001 1 1001 0011 9393 e Issue the NI LPDN and Disarm inband code 11100 or the ESF DL code FF24 The Time out Override function is only valid for the current active loopback The automatic time out timer is restored during subsequent loopback sessions A IN 5 Once the test is complete do one of the following e If the system is to loop down but remain Armed send the IR LPDN code e Ifall the equipment is to be looped down disarmed and returned to normal operation send the disarm inband code 11100 or the ESF DL code FF24 The Armed mode has an automatic time out of 120 minutes but this timer is reset to 120 for any of the following events a IN e Loopback terminates manually or time out e Query Alternate query e Far End activate e Another ARM command This tim
37. lity applies to all products publications and services during and after the warranty period June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Using This Manual USING THIS MANUAL The following conventions are used in this manual Monospace type indicates screen text e Keys you press are indicated by small icons such as Y or ENTER Key combinations to be pressed simultaneously are indicated with a plus sign as follows CTRL ESC e Items you select are in bold e Three types of messages identified by icons appear in text Notes contain information about special circumstances Z i Cautions indicate the possibility of personal injury or equipment damage The Electrostatic Discharge ESD symbol indicates that a device or assembly is susceptible to damage from electrostatic discharge gt For a list of abbreviations used in this document refer to Appendix E Abbreviations on page 37 INSPECTING SHIPMENT Upon receipt of the equipment e Unpack each container and inspect the contents for signs of damage If the equipment has been damaged in transit immediately report the extent of damage to the transportation company and to ADC DSL Systems Inc Order replacement equipment if necessary e Check the packing list to ensure complete and accurate shipment of each listed item If the shipment is short or irregular contact ADC DSL Systems Inc as described in Appendix D Product Support on page 36 If y
38. mmands June 16 2000 25 Loopback Operation 152 402 145 02 Issue 2 Special Loopback Commands In addition to the GNLB loopback command mode a HiGain HDSL2 system can be configured for one of three special loopback command modes These command modes A2LB A3LB and A4LB are selected from the ADC Options maintenance terminal screen or by using the MODE and SEL buttons on the H2TU C front panel Once a loopback mode is activated other loopback commands can be sent by a test set connected to the craft port on the H2TU C or H2TU R front panel A2LB through A4LB are special addressable repeater loopback modes that are supported by the H2TU R 402 see Table 11 on page 28 and Table 12 on page 30 for list of Addressable Repeater Loopback Commands These loopback modes provide the HiGain HDSL2 system with sophisticated maintenance and troubleshooting tools A2LB is patterned after the Teltrend addressable T1 repeater loopbacks A3LB and A4LB are patterned after the Wescom addressable T1 repeater loopbacks These addressable repeater loopback modes have been enhanced to handle the specific requirements of the following HiGain HDSL2 customers e A LB Teltrend Southwestern Bell e A3LB Wescom New England Telephone Bell Atlantic e A4LB Wescom Mod 1 New York Telephone A2LB can be configured to do one of the following e Block the arming code after 2 seconds from exiting the H2TU C into the network and replace it with the AIS
39. n BPV is detected Loopback LPBK LED Steady yellow Blinking once per second Blinking 4 times per second Shows loopback states to and from the network and to and from the Customer Interface Cl Indicates Network Remote NREM loopback SmartJack SMJK loopback or Transmit Loss of Signal TLOS loopback Indicates Customer Local Loopback CLOC loopback state Indicates the H2TU R is in an Armed state Loopback pushbutton Activates or deactivates a dual loopback NREM and CLOC at the H2TU R when the button is depressed for more than five 5 seconds Sealing current SCURR switch Enables sealing current option when H2TU R is locally powered DS1 bridging BRG jacks Provides non intrusive bridging jack access to OUT and from IN the HDSL2 span at the DS1 interface Allows the DS1 payload to be monitored Craft port RS 232 Provides bidirectional communication between the unit and an external terminal to allow configuration and performance monitoring through the maintenance terminal screens CLEI and ECI bar code label Provides the human readable Common Language Equipment Identifier CLEI code number and the Equipment Catalog Item ECI bar code number Configuration number The configuration number identifies the version of the product New configuration numbers usually accompany changes in the last two characters of the CLEI code The configuration number is found on a small l
40. ng Far End Performance Report Messaging Near End Power Feed Remote Alarm Indication Remote Alarm Indication Customer Installation Remote Alarm Indication Signal Remote Disconnect Alarm RLOS RMA ROVR RRAI SDSL SES SES L SES P SF SMJK SNET SPLB SPRM TLOS UAS UAS P UNFR XMT June 16 2000 Appendix E Abbreviations Remote Loss of Signal Return Material Authorization RAI Overwrite Remote RAI Symmetrical Digital Subscriber Line Severely Errored Seconds Severely Errored Seconds Line Severely Errored Seconds Path SuperFrame SmartJack Southern New England Telephone Special Loopback Supplemental PRM Transmit Loss of Signal Unavailable Seconds Unavailable Seconds Path Unframed transmit 38 CERTIFICATION AND WARRANTY FCC CLass A COMPLIANCE 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 communications 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
41. omer Loopback options include Generic Loopback GNLB options including the SmartJack SMJK option see Table 10 on page 25 e Special Loopback SPLB options see Special Loopback Commands on page 26 and the following command tables Addressable Repeater Loopback command A2LB see Table 11 on page 28 Addressable Repeater Loopback commands A3LB A4LB see Table 12 on page 30 Loopbacks can be initiated by e Selecting the loopback type using the MODE and SEL buttons on the H2TU C front panel e Selecting the NREM CLOC dual loopback using the LBK button on the H2TU R front panel e Selecting the loopback type from the Monitor screen when connected to the H2TU C or H2TU R craft port e Entering the loopback code into the test set connected to the craft port of the H2TU C or H2TU R SMJK loopback The H2TU R 402 List 4E performs a metallic loopback self test when looping up an NREM or HiGain HDSL2 supports multiple loopbacks but a single loopback is the preferred method Generic Loopback Commands 24 The HiGain HDSL2 Generic Loopback GNLB commands allow you to use inband codes to loop up either NLOC 4 in 7 or NREM 3 in 7 towards the network In addition these inband codes loop up CREM 6 in 7 or CLOC 5 in 7 towards the customer Either loopup condition can be terminated looped down with the 3 in 5 SMJK loopdown code All inband codes must be present for at least 5 seconds before the HiGain HDSL2 system respon
42. ooped and unarmed state To perform the A2LB test procedures 1 Send the inband Arming and NI LPBK code 11000 to the H2TU R 402 for at least 5 seconds 2 Monitor the output of the H2TU R 402 for the return of the pattern Return of the pattern indicates one of the following e The H2TU R has looped up if the SMJK Loopback option is enabled e An external NID has looped up if the SMJK Loopback option is disabled and the H2TU C and H2TU R have been armed 3 Verify if possible that the H2TU R LBK LED is either flashing yellow at 4 second intervals indicating that the system is armed or is a steady yellow indicating that it is both armed and in SMJK loopback The H2TU C Status LED also flashes yellow when the system is armed e If the Arming code is not returned after 5 seconds the system may be armed but there is no 7 active loopback 28 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Loopback Operation 4 Once armed the H2TU R 402 can be looped back by sending Intelligent Office Repeater OR LPBK activation code 1101 0011 1101 0011 D3D3 for at least 5 seconds You should observe the following activation response pattern a 2 seconds of AIS all ones pattern b 2 seconds of returning data pattern c Logic errors including the frame bit occurring in the returned pattern comprising 231 errors if IOR LPBK H2TU R 402 was sent 20errors if ILR 2 H2TU R was sent d Normal looped data Th
43. ou must store the equipment for a prolonged period store the equipment in its original container H2TU R 402 June 16 2000 iii Table of Contents 152 402 145 02 Issue 2 TABLE OF CONTENTS Overview 1 Feature ER EE ER N EE EL EN EG 1 Compatibility SR EE RE EE EE GE Ge i GE td te eo DE Re cia iau 2 Applications sarete ii a EE KAR Ee Re ee OE es ee De Ge a ee Ge ve Ee Re 2 Front Panel 3 Installation 5 VEnticalon SEE ES EE tees ees EAs RE Ge ae as es Sat 6 Verification without an Upstream Device se ee ee ee GR GR ee Ge ee ee ee ee ke ee 6 Verification with an Upstream Device i 6 Viewing System Screens 7 Connecting to a Maintenance Terminal uses i 7 Logon Screen islandesi 7 Monitoring System Activity and Performance 10 Using the Monitor Screen to View System ACHtiVity see see see GR Ge Se ee ee ee Gee Rd Ge Re 10 Using the Performance Screens to View Performance Data sesse se ee i 12 Performance History at the DS 1 Interface se se se ee se ee GR RA GR ee Re GR Se ee ee ee 12 Performance History at the HDSL2 Interface se ee se ee ee ee Ge ee de Re ee ee 17 Using the Performance Screens to View Alarm Data i 19 Alarm History at the DSI Interface see see se ee ee ee Se Ge RR Re ee GR Se ee ee ee 19 Alarm History at the HDSL2 Interface ie 21 Using the Event Log to
44. r Screen Descriptions Field Active Loopback Alarm type Armed mode Code type DS1 ES Count DS1 SES Count DS1 VAS Count Frame type HDSL2 ES Count HDSL2 SES Count HDSL2 UAS Count LA LPF M MAL PL or HG PRM System Status Description An active loopback is indicated on the lower third of the Monitor screen Available loopbacks are indicated by gray text See Table 10 on page 25 for asummary of the HiGain HDSL2 loopback codes and activation methods Indicates type of alarm Indicates system is in an armed state for an intelligent repeater loopback command Type of DS1 line coding used B8ZS or AMI Errored Seconds The sum of the Errored Seconds Line ES L and Errored Seconds Path ES P counts detected on the DS1 input over a 24 hour period Errors included are DS1 Frame errors BPV and ESF CRC errors Severely Errored Seconds The sum of the DS1 Severely Errored Seconds Line SES L and Severely Errored Seconds Path SES P counts over the last 24 hours Unavailable Errored Seconds The number of seconds during which the DS1 input signal was absent over a 24 hour period Type of DS1 framing used on the input stream SF ESF or UNFR Errored Seconds The number of 1 second intervals that contained at least one CRC or LOSW error This value is a running total of the last 24 Hours Severely Errored Seconds The number of 1 second intervals that contain at least 50 CRC errors or one or mor
45. seonly 20 18 16 14 Automatic protection switch control 12 10 8 6 4 2 55 53 51 49 47 45 43 41 39 37 35 33 31 29 27 25 23 21 19 17 15 13 11 9 7 Tip Tip DS1 IN Ring Factory use only 48V Chassis Ground Circuit Ground Ring1 Ring HDSL2 DS1 OUT Span 5 Tipi 3 1 Chassis Ground Active pins are highlighted in black Chassis Ground may be tied to Earth Ground according to local practice Figure 23 H2TU R 402 List 4E Card Edge Connector June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Appendix A Specifications CRAFT PORT Figure 24 shows the pinout for the craft port connector and its connection to a DB 9 or DB 25 connector on a maintenance terminal Terminal DB 9 Connector DTE H2TU R 402 DB 9 Connector DCE TD Transmit Data RD Receive Data GND Terminal DTE I I DB 25 Connector I I I I Figure 24 RS 232 Craft Port Pinouts H2TU R 402 June 16 2000 33 Appendix B Functional Operation 152 402 145 02 Issue 2 APPENDIX B FUNCTIONAL OPERATION ADC HDSL2 technology provides full duplex services at standard DS1 rates over copper wires between an H2TU C and an H2TU R which comprise one HiGain HDSL2 system HiGain HDSL2 systems use ADC Overlapped PAM Transmission with Interlocking Spectra OPTIS transceiver systems to establish full d
46. ser manual from the ADC website at www adc com To order a hard copy please contact your sales representative CONNECTING TO A MAINTENANCE TERMINAL To connect to a maintenance terminal 1 Connect a standard 9 pin serial cable to the RS 232 craft port Figure 1 on page 3 on the H2TU R 402 front panel 2 Connect the other end of the cable to the serial port on the maintenance terminal 3 Start a terminal emulation program such as ProComm emulating a VT100 terminal 4 Configure the maintenance terminal to the following communication settings e 9600 baud No parity e 8 data bits e 1 stop bit e Hardware flow control to OFF 5 If necessary press CTRL R to refresh the HiGain HDSL2 logon screen LOGON SCREEN The maintenance terminal screens allow you to monitor provision and troubleshoot the HiGain HDSL2 system To select a menu from the HiGain HDSL2 logon screen Figure 3 on page 8 do one of the following e Press the first letter of the menu e Use the e gt arrow keys to select the menu and then press ENTER Table 2 on page 8 describes the Logon screen menus Table 3 on page 9 summarizes the navigational keys They are also listed in the onscreen Help menu H2TU R 402 June 16 2000 7 Viewing System Screens 152 402 145 02 Issue 2 Menu bar Performance Event Log Config Inventory Rlogon Help PairGain Technologies Inc HiGain Solitaire HDSL2 Voice 800 638 0031 Fax 714 832 9924 pair
47. t Space gt to cycle through Interface H2TU R DS 1 choices and lt Enter gt to view Statistics NESER deli ID XXXX XXXX XXXX XXXKX 04 15 00 12 30 01 H2TU R System Alarm Figure 16 H2TU R DS Alarm History Screen H2TU R 402 June 16 2000 19 Monitoring System Activity and Performance 152 402 145 02 Issue 2 Monitor Event Log Config Inventory Rlogon H2TU C DS 1 Alarm History 04 10 00 00 00 04 15 00 00 45 04 10 00 00 37 04 10 00 00 45 Press lt Space gt to cycle through Interface H2TU C DS 1 choices and lt Enter gt to view Statistics WEKE delaN ID XXXX XXXX XXXX XXXX 04 15 00 12 30 01 HE TUE System Alarm Figure 17 H2TU C DS1 Alarm History Screen Table 7 H2TU R DSI Alarm Descriptions Screen Alarm Front Panel Alarm Description RLOS RLOS Remote Loss of Signal Loss of the H2TU R DS1 input signal RAIS RAIS Remote Alarm Indication Signal Indicates an AIS all ones pattern is being received at the H2TU R DS1 input port By default AIS CI 2 is sent towards the network RAI RRAI Remote RAI Remote Alarm Indication at the H2TU R Indicates an RAI alarm yellow from the CPE with errors from the line unit or network TX RAI CI TRCI Transmit RAI CI Remote Alarm Indication at the H2TU R Upon reception of an RAI yellow alarm from the CPE the H2TU R sends a RAI CI towards the network if the network signal received at the H2TU R is clear If the network signal is impaired LOS AIS or LOF
48. ted for these screens Monitor Event Log Config Inventory Rlogon Help H2TU R HDSL2 31 Day History Page 1 of 3 P revious Page C l ear History Press lt Space gt to cycle through Interface H2TU R HDSL2 choices and lt Enter gt to view Statistics BRIDE ER deli ID XXXX KXKX XXXX XXXX 04 15 00 12 30 01 H2TU R System OK Figure 12 H2TU R HDSL2 31 day Performance History Monitor Event Log Config Inventory Rlogon Help H2TU R HDSL2 48 Hour History Page 1 of 4 N ext Page P revious Press lt Space gt to Interface H2TU R HDSL2 choices and lt Enter gt to view Statistics ID XXXX XXX XXXX XXXX 04 15 00 12 30 H2TU R OK Figure 13 H2TU R HDSL2 48 hour Performance History H2TU R 402 June 16 2000 17 Monitoring System Activity and Performance 152 402 145 02 Issue 2 Monitor Event Log Config Inventory Rlogon Help H2TU R HDSL2 25 Hour History Page 1 of 9 P revious Page C l ear History Press lt Space gt to cycle through Interface H2TU R HDSL2 choices and lt Enter gt to view Statistics MS ID XXXX XXXX XXXX XXXX 04 15 00 12 30 01 H2TU R Figure 14 H2TU R HDSL2 25 hour Performance History Monitor Event Log Config Inventory Rlogon Help H2TU R HDSL2 Current Statistics 348 Margin dB 16 5 Press lt Space gt to cycle through Interface H2TU R HDSL2 choices and lt Enter gt to view Statistics ID 04 15 00 12 30 01 H2TU R System OK Figure 15 H2TU R
49. then the RAI is passed on to the network unaltered This is applicable to SF or ESF framing In an all SF environment RACI must be enabled to convert SF RAI to SF RAI CI PRM NE PRMN Performance Report Monitoring Near End The count of the PRM NE register at the H2TU R exceeds the 106 BER threshold at 648 events since 12 00 00 AM PRM FE PRMF Performance Report Monitoring Far End The count of the PRM FE register at the H2TU R exceeds the 10 BER threshold at 648 events since 12 00 00 AM DBER DBER Bit Error Rate The DS1 BER has exceeded the built in 24 hour threshold limits of approximately 1076 a AIS CI is a modified AIS alarm pattern Equipment not suited to detect AIS CI still detects this signal as an AIS AIS CI is sent toward the network indicating that an LOS RLOS or AIS RAIS has been received from the CPE 20 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Monitoring System Activity and Performance Alarm History at the HDSL2 Interface Figure 18 and Figure 19 are examples of Alarm History screens for the H2TU R HDSL2 interface and the H2TU C HDSL2 interface respectively Current alarms are shown in reverse video The types of alarms reported for the H2TU R are described in Table 8 on page 22 Monitor Event Log Config Inventory Rlogon Help H2TU R HDSL2 Alarm History 03 16 00 00 00 04 15 00 00 45 ALARM OK OK 03 16 00 00 37 04 15 00 00 45 OK Press C l ear Alarm History Press lt Space gt to cycl
50. threshold crossed of any PM data except PRM NE or PRM FE CPE DS1 AIS begins ends CPE DS1 LOS begins ends CPE PRM NE BER alarm at the remote only 1 day threshold crossed of PRM NE trouble on CPE receive Current statistics reset Event Log reset H2TU C Power up down H2TU R Power up down HDSL2 DC pair open begins ends on any segment HDSL2 Ground fault begins ends on any segment HDSL2 HBER alarm threshold crossed on any segment HDSL2 loop attenuation threshold crossed on any HDSL2 I F HDSL2 margin alarm threshold crossed on any HDSL2 I F HDSL2 unavailability begins ends on any segment Master zero reset NTWK DBER alarm 1 day threshold crossed of any PM data NTWK DS1 LOS begins ends NTWK PRM FE BER alarm at the remote only 1 day threshold crossed of PRM FE trouble on NTWK far end NTWN DS1 AIS begins ends Power Feed Open begins ends Power Feed Short begins ends RAI begins ends TX RAI CI begins ends RAI CI sent from the remote towards the network H2TU R 402 June 16 2000 23 Loopback Operation 152 402 145 02 Issue 2 LOOPBACK OPERATION HiGain HDSL2 has a family of loopback options for analyzing circuit functionality The loopback signal is transmitted and returned to the sending device for comparison This allows you to verify the integrity of the HDSL2 channels to the H2TU C the H2TU C DSX 1 interface and the DS1 channels to the cust
51. uplex 1 552 kbps data channels between the remotely located H2TU R 402 List 4E and an H2TU C A block diagram of the H2TU R 402 List 4E is shown in Figure 25 The H2TU R 402 List 4E power supply converts the 90 to 200 Vdc power that is received on the simplex pairs to voltage and currents required by the remote unit circuitry 20 lt Factory use only Framer Power Loopback 17 E Supply CLOC Circuit Ground NREM 1 be Chassis Ground 27 Tip 55 DSi IN lt _ 19 XMT Ring Figure 25 H2TU R 402 List 4E Block Diagram TIMING The low loop wander 0 3 UI max of an H2TU R 402 when used with a compatible line unit allows the circuit to be used in all critical timing applications including those that are used to transport Stratum 1 timing 34 June 16 2000 H2TU R 402 152 402 145 02 Issue 2 Appendix C Compatibility APPENDIX C COMPATIBILITY The HiGain HDSL2 system uses HDSL2 transmission technology as recommended by Bellcore TA TS Y 001210 HiGain HDSL2 complies with GR 63 CORE TR TS Y 000499 and GR 1089 CORE The H2TU R 402 List 4E is compatible with the following shelves for indoor use e HRE 204 four slot e HRE 420 single slot e HRF 425 12 slot wall or rack mount e 200 Mechanics type shelves e 400 Mechanics type shelves For outdoor applications the H2TU R 402 List 4E is compatible with the following enclosures HRE 450 List xB single slot e HRE 454 four slot H2TU R 402
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