ADC 150-2406-35, Technical Practice

Page 1: ...HiGain HiGain TECHNICAL PRACTICE HiGain HDSL2 SETUP H 2 T U C 3 8 8 L R S 2 3 2 DCE M O D E S E L 3E STATUS H2TU C 388 List 3E Line Unit Product 150 2406 35 CLEI VACJ1KDE...

Page 2: ...d 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 mod...

Page 3: ...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 Or...

Page 4: ...Inspecting Shipment LTPH TP 1001 02 Issue 2 iv February 28 2001 H2TU C 388 List 3E...

Page 5: ...ng System Parameter Settings 12 Disabling an Alarm 12 Loopback Modes 12 Using a Maintenance Terminal 13 Connecting to a Maintenance Terminal 13 The Logon Screen 13 Provisioning Tasks 15 Setting Date a...

Page 6: ...k Test Procedure 56 Appendix A Specifications____________________________________________________________ 57 Power Consumption 58 Maximum Power Dissipation 58 Maximum Current Drain 58 Loop Attenuation...

Page 7: ...y Performance History 32 14 H2TU C DS1 25 Hour Performance History 33 15 H2TU C DS1 48 Hour Performance History 33 16 H2TU C HDSL2 31 Day Performance History 35 17 H2TU C HDSL2 48 Hour Performance His...

Page 8: ...ack Sequence 25 12 HiGain HDSL2 Loopback vs Latching Sequence 26 13 Response of H2TU C and H2TU R to LOS and AIS 27 14 Monitor Screen Descriptions 31 15 Error Acronyms Used on the DS1 Performance Hist...

Page 9: ...wnloading status and performance monitoring data to a file Enhanced loopback commands controlled by the SmartJack Loopback LPBK option as follows 100 inband loopdown command 100000 1 in 6 inband loopu...

Page 10: ...HCDS over a single copper pair HiGain HDSL2 systems support a multitude of network connections and system models see Figure 1 on page 3 The service is deployed over one unconditioned non loaded copper...

Page 11: ...0 Mechanics Shelf 200 Mechanics OEM DS3 DSX 1 STS 1 OC3 OC1 DS3 DSX 1 DSX 1 DSX 1 DSX 1 DS1 DS1 10BASE T S E L M O D E SETUP STATUS R S 2 3 2 HDSL2 HiGain H 2 T U C 3 1 9 H D S L 2 R C V X M T B R G B...

Page 12: ...panel display messages refer to Table 2 on page 6 For pinout diagrams of the H2TU C card edge connector and craft port refer to Appendix A Specifications on page 57 Figure 2 H2TU C 388 List 3E List 3...

Page 13: ...d to initiate all HiGain loopbacks and to display DSX 1 line parameters and line unit identity Status LED The status LED can report the following conditions Off Line power is off Green Normal operatio...

Page 14: ...FEED GND Power Feed Ground The HDSL2 loop is grounded PWR FEED OPEN Power Feed Open Indicates a line power open condition PWR FEED SHRT Power Feed Short Indicates a short between the Tip and Ring of t...

Page 15: ...he HDSL2 loop is questionable FERR Framing Bit Error Occurred Framing bit error occurred at H2TU C DSX 1 input FLDL Flash Download Flash download of firmware upgrades Contact Customer Service for upgr...

Page 16: ...SF Extended SuperFrame ESF or Unframed UNFR LATT xx Loop Attenuation The current loop attenuation threshold setting is measured in dB LIST xx H2TU C List Number The list number xx MARG xx Margin The...

Page 17: ...f the equipment has been damaged in transit immediately report the extent of damage to the transportation company and to ADC When installing the H2TU C be sure to wear an antistatic wrist strap Avoid...

Page 18: ...remote unit has been installed 1 Verify that the H2TU C powers up The front panel display illuminates and reports various status messages 2 Verify that the H2TU C attempts to communicate with the remo...

Page 19: ...y alternately shows the first system parameter and its current setting 2 Press the SEL button to step through all possible settings of the selected parameter 3 After the desired setting has been selec...

Page 20: ...he normal display mode Wait 30 seconds for the unit to return to the normal display mode Displaying System Parameter Settings To scroll through the current settings of all system parameters press the...

Page 21: ...bits 1 stop bit Hardware flow control to OFF 6 If necessary press to refresh the HiGain HDSL2 logon screen The Logon Screen The HiGain maintenance terminal screens allow you to monitor provision and t...

Page 22: ...ar option that clears all performance alarm and event log entries Inventory Provides product information about the various devices that are in the system and lists circuit and device identifications R...

Page 23: ...eens to remove miscellaneous data during startup See Clearing the History Alarm and Event Log Screens on page 29 Setting Date and Time Figure 5 Config Menu Date and Time 1 Press to select the Config m...

Page 24: ...ter each entry To enter a product serial number type up to 10 digits or 7 alphanumeric digits no letter I or O permitted Monitor Performance Event Log Config Inventory Report Rlogon Help Product Infor...

Page 25: ...ose supported by HiGain HDSL2 units when connected to units from other vendors ADC options are an extended set of options that are only available when using HiGain units exclusively For a description...

Page 26: ...IS Use Spacebar to cycle through option settings and Enter to activate ID xxxx xxxx xxxx xxxx 02 01 2001 12 30 01 H2TU C System OK___ Monitor Performance Event Log Config Inventory Report Rlogon Help...

Page 27: ...the ES P and SES P counters to increment UNFR Configures the same as AUTO except unframed payloads do not cause the ES P and SES P counters to increment DS1 Line Coding DS1 B8ZS Places both the H2TU...

Page 28: ...igures the HiGain HDSL2 system to respond to the inband loopback codes of the Wescom addressable repeater A4LB Configures the HiGain HDSL2 system to respond to the inband loopback codes of the Wescom...

Page 29: ...at the H2TU R DIS Prevents conversion to an SF RAI pattern H2TU R DS1 Frame Conversion See H2TU R DS1 FrameConversion CONV Option on page 23 CONV OFF Framing determined by the DS1 frame formatting opt...

Page 30: ...ther an AIS or LOS DS1 output payload for the following alarms LOSW on any loop LOS DS1 Bipolar Violation Transparency BPVT Option The H2TU C 388 improves compatibility with Digital Loop Carrier DLC f...

Page 31: ...lace If there is a failure condition LOS AIS or LOF during steady state the previous conversion state is maintained to ensure continuity when the system returns from the failure condition If SF is rec...

Page 32: ...9 Extended SuperFrame Format ESF Number Frame Bits Framing Pattern Sequence FPS 2 kb s Frame Bit for Datalink FDL 4 kb s Cyclical Redundancy Check CRC Bits 2 kb s 1 m 2 C1 3 m 4 0 5 m 6 C2 7 m 8 0 9...

Page 33: ...in 5 loopdown SmartJack commands FT1 supports both the full T1 commands of ENA and the new DDS latching loopback commands which must also be enabled For more information about latching loopback comma...

Page 34: ...e Test Center transmits a group of 40 TIP bytes to loop down the loopback It continues to transmit TIP bytes in multiples of 20 until the TIP bytes are not returned or until about 2 seconds have elaps...

Page 35: ...econds of the message 00111110 11111111 right to left to flag the signal as RAI CI For SF the SF RAI CI signal is transmitted inband by setting each of the 24 channel time slots to 1000 1011 left to r...

Page 36: ...you want to reset the H2TU C or press to cancel this action Figure 10 Config Menu Set to Factory Defaults Resetting the H2TU C to its original factory settings may cause interruption of service C ENT...

Page 37: ...ics Current Alarm History 25 Hour History 48 Hour History or 31 Day History then press after your selection Selecting 31 Day History allows you to clear the Current 24 Hour 48 Hour and 31 Day performa...

Page 38: ...e onscreen Help menu glossary Abnormal situations are highlighted on the diagram See Table 14 on page 31 for screen field descriptions Figure 12 Monitor Screen Active Loopback with Alarms 2 To initiat...

Page 39: ...st 50 CRC errors or one or more 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 H...

Page 40: ...48 hour 25 hour and current statistics screens for the H2TU C and the H2TU R as viewed from the H2TU C Figure 13 below and Figure 14 on page 33 are examples of DS1 performance history screens at the r...

Page 41: ...ss N ext Page P revious Page C l ear History Use Space to cycle through Interface H2TU R DS1 choices and Enter to view Statistics 25 Hour History ID xxxx xxxx xxxx xxxx 02 01 2001 12 30 01 H2TU C Syst...

Page 42: ...conds Path A second of unavailability based on SES P or AIS 1 UAS L Unavailable seconds Line Seconds with LOS 1 PRM NE a a Only displays on H2TU R Performance History screens Performance Report Monito...

Page 43: ...mance History Monitor Performance Event Log Config Inventory Report Rlogon Help H2TU C DS1 48 Hour History Page 1 of 4 Time CV L ES L SES L UAS L PDVS L ES P SES P UAS P 00 00 01 00 02 00 03 00 04 00...

Page 44: ...Seconds Seconds with HDSL2 CRC 50 or LOSW 1 UAS Unavailable Seconds Based on 10 contiguous SES occurrences LOSWS Loss of Sync Word Second Seconds with LOSW 1 Monitor Performance Event Log Config Inve...

Page 45: ...ay 1 Hour 15 Min Start 00 00 12 00 12 30 CV L 0 0 0 ES L 0 0 0 SES L 0 0 0 UAS L 0 0 0 PDVS L 0 0 0 ES P 0 0 0 SES P 0 0 0 UAS P 0 0 0 PRM NE No PRM Detected PRM FE No PRM Detected B8ZSS 0 0 0 MSEC 34...

Page 46: ...ions of the kinds of errors reported on this screen Figure 21 H2TU C HDSL2 Current Statistics Monitor Performance Event Log Config Inventory Report Rlogon Help H2TU C HDSL2 Current Statistics 1 Day 1...

Page 47: ...istory at the DS1 Interface The Alarm History screen reports DS1 statistics for the H2TU C Figure 22 and the H2TU R Figure 23 on page 40 on a continuous basis The types of alarms reported are describe...

Page 48: ...AIS RAIS has been received from the CPE RAI RRAI Remote RAI Remote Alarm Indication at the H2TU R Indicates an RAI alarm yellow LED from the CPE with errors from the line unit or network TX RAI CI TR...

Page 49: ...t for the HDSL2 loop attenuation threshold xxx denotes either TUC or TUR HBER xxx HBER Block Error Rate The HDSL2 BER has exceeded the set threshold limits of 10 6 or 10 7 xxx denotes either TUC or TU...

Page 50: ...lp System Event Log Page 1 of 7 Origin Date and Time Entry 1 System 01 19 01 12 25 00 DS1 Alarm Register reset 2 System 01 20 01 12 25 00 HDSL2 Alarm Register Reset 3 System 01 21 01 12 25 00 DS1 Perf...

Page 51: ...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...

Page 52: ...ach individual report do the following 1 Press to select Report menu 2 Press the to select a report 3 Use your terminal emulation software HyperTerminal or Procomm to capture the selected report to yo...

Page 53: ...uct information System configuration Current performance statistics Alarm history Performance history System event log Short Report Product information System configuration Current performance statist...

Page 54: ...DSX 1 input signal Cannot be inhibited RLOS Remote Loss of Signal Loss of the H2TU R DS1 input signal Cannot be inhibited LAIS d Line Alarm Indication Signal Indicates an AIS all ones pattern is being...

Page 55: ...displays Select NONE for the HBER system option xxx MAL Margin Alarm The margin on the HDSL2 loop has dropped below the minimum threshold value set for the system xxx denotes either TUC or TUR If TUC...

Page 56: ...ST PATTERN WITH AMI LINE CODE The OCT55 test pattern can be used in unframed mode to stress the system and verify data integrity In an SF or ESF framing mode excessive zero anomalies may occur which c...

Page 57: ...ssable Repeater Loopback commands A3LB A4LB see Table 24 on page 56 SmartJack SMJK Loopback commands see Table 25 on page 56 Loopback commands can be initiated by Selecting the loopback type using the...

Page 58: ...and Table 24 on page 56 for list of SPLB commands A2LB through A4LB are special addressable repeater loopback modes that are supported by the H2TU C 388 These loopback modes provide the HiGain HDSL2 s...

Page 59: ...ual Loopback Mode To initiate a manual loopback session 1 Press both the MODE and SEL buttons on the front panel for at least 3 seconds The following message appears on the front panel display MAN LPB...

Page 60: ...encountered on the DSX 1 interface of the H2TU C verify that the H2TU C is making a positive connection with its mounting assembly shelf connector H2TU C internal equalizer is set to the correct dist...

Page 61: ...econd 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 All ones All on...

Page 62: ...d the H2TU C identifies NLOC with 231 bit errors excluding 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...

Page 63: ...turned to normal operation send the disarm inband code 11100 or the ESF DL code FF24 Some Intelligent Repeater IR test sets do not count frame errors as bit errors when the test pattern is framed and...

Page 64: ...K indicates that the loopback was initiated by any of the three SmartJack loopup commands listed in Table 25 NREM on the other hand is initiated by the 3 in 7 inband command or by a command issued fro...

Page 65: ...5 non condensing Physical Height 3 62 in 9 2 cm Width 0 69 in 1 8 cm Depth 10 in 25 4 cm Weight 0 5 lb 23 kg Mounting DDM high density shelf HDSL2 Line Code 1 552 Mbps OPTIS Transmission Full duplex M...

Page 66: ...he H2TU C in a Controlled Environmental Vault CEV or other enclosures are determined by applying its power parameters to the manufacturer s requirements for each specific housing The 48 Vdc Power Cons...

Page 67: ...9 HiGain Management Unit Whenever the H2TU C is under management the MNGD message displays periodically on the front panel display Table 27 HDSL2 Cable Attenuation Chart Cable Gauge Loss at 196 kHz dB...

Page 68: ...List 3E Fuse Alarm Pin 117 on the card edge connector is a Fuse Alarm that is driven to 48 Vdc whenever its onboard fuse opens CRAFT PORT Figure 31 shows the craft port adaptor and its connection to a...

Page 69: ...eceives a 1 544 Mbps DSX 1 data stream from the DSX 1 digital cross connect interface The H2TU C contains a DS1 frame synchronizer controlled by an 8 bit microprocessor that determines the type of fra...

Page 70: ...st 1999 T1 E1 4 99 006R5 HDSL2 standards The H2TU C 388 List 3E List 3E is compatible with the following DDM high density shelves and associated equipment HiGain Card Shelf HCS 402 two slot shelf with...

Page 71: ...tomer Service to obtain a return authorization 2 Call or write ADC Wireline Systems Division Customer Service to ask for a Return Material Authorization RMA number and any additional instructions Use...

Page 72: ...Wireline Systems Division address and the RMA number you received from Customer Service clearly on the outside of the carton and return to ADC Wireline Systems Division 14352 Franklin Ave Tustin CA 92...

Page 73: ...ve zeroes for B8ZS or 16 for AMI F FCON Framed Conversion of DS1 frame FDL Facility Datalink FE Far End FT1 Fractional T1 G GNLB Generic Loopback H H2TU R HiGain HDSL2 Remote Unit HBER HDSL2 Block Err...

Page 74: ...NE Performance Report Messaging Near End PWRF Power Feed R RA Remote Alarm Indication RAIS Remote Alarm Indication Signal RLOS Remote Loss of Signal S SES Severely Errored Seconds SF SuperFrame SMJK...

Page 75: ...ects 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 s...

Page 76: ...ication Inc Certificated Firm ADC DSL Systems Inc 14402 Franklin Avenue Tustin CA 92780 7013 Tel 714 832 9922 Fax 714 832 9924 Technical Assistance 800 638 0031 714 730 3222 DOCUMENT LTPH TP 1001 02 I...