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Section 61221002L2-5B
Issue 2, August 2003
CLEI Code: SLL5R3DG_ _
®
ADTRAN AHDSL2
Asynchronous H2TU-C Line Card for
®
Alcatel Litespan Channel Bank Assemblies Using Narrowband Pairs
Installation and Maintenance Practice
CONTENTS
H TUC
1. General .........................................................................1
2. Applications .................................................................3
3. Installation ....................................................................3 DSL
STA
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Table 1 lists and defines the H2TU-C Front Panel The H2TU-C can be deployed in circuits consisting of LED indicators. one H2TU-C and one H2TU-R. Lightning and power cross-protection is provided at each twisted pair Each ADTRAN Litespan H2TU-C line card provides interface of the ADTRAN H2TU-C line card. Local a 1.552 kbps data transport over one unconditioned power bus fusing is also used to protect the Litespan CSA copper pair. These CSA loops can range up to 12 channel bank backplane, Litespa
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3. INSTALLATION SPAN CURRENT C A U T I O N C A U T I O N ! SUBJECT TO ELECTROSTATIC DAMAGE TIP (+) OR DECREASE IN RELIABILITY. HANDLING PRECAUTIONS REQUIRED. −190V HDSL2 SPAN POWER After unpacking the unit, inspect it for damage. If RING (−) damage is noted, file a claim with the carrier, then contact ADTRAN. Refer to Warranty and Customer Service. The Litespan H2TU-C plugs directly into a Litespan channel bank assembly channel unit slot. Litespan Figure 2. H2TU-C Span Powering Diagram syste
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Provisioning CAUTION Provisioning of the H2TU-C is through the craft Prior to installing or removing the Litespan interface on the Maintenance and Test Interface (MTI) H2TU-C, observe the following warning: If the card either via TL1 commands or the Litecraft Pro Litespan H2TU-C is removed from a line card Graphical User Interface (GUI). Refer to the Litecraft slot, wait at least 15 seconds before reinsertion. Pro Access Configuration Guide If connected to the MTI craft interface terminal, (P/N
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Provisioning Commands Table 6 and Table 7 list and define the available Upon initial insertion of the Litespan H2TU-C into HDSL provisioning commands. The H2TU-C should the Litespan system, configuration options are be pre-provisioned as indicated under downloaded automatically to the line card and take “Pre-Configurable Value.” precedence over the ADTRAN default provisioning options. NOTE The provisioning options stored in the shelf controller can be pre-configured by the user through the Lite
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Table 6. HDSL Provisioning Commands TL1 Litecraft H2TU-C H2TU-C Corresponding Pre-Configurable Commands Parameters Options Available Settings Litecraft Settings Value EK D-HDSLNk IDLPB Nd IU Loopbac Disable NO YES Enabled YES EO D-HDSLLe PBKTM Loopback Tim 0 0 120 1 Out 20 Minutes 20 60 Minutes 60 120 Minutes 120 ER D-HDSLLd PBKACT New Englan Disabled 0000000000000000 0000000000000000 2 Loopback Enabled 0000000000000001 EE D-HDSLFg T1MOD Latchin T1 NO NO Loopback FT1 YES EP D-HDSLLrSd pan Powe D
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Testing Commands • HDSL2 and DS1 daily ES, SES, UAS thresholds The H2TU-C testing commands are used to initiate and • HDSL2 loop attenuation threshold terminate loopbacks and disconnect for testing • DS1 15-minute CV-L, B8ZSS-L, and PDVS-L purposes. Table 8 lists and defines the TL1/Litecraft thresholds testing commands. • DS1 daily CV-L, B8ZSS-L, and PDVS-L thresholds NOTE Before entering loopbacks, the user needs to The following additional alarm conditions are remove the card from service.
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Table 9 lists the ADTRAN Litespan H2TU-C and Table 10. Power Parameters H2TU-R factors needed to calculate channel bank ADTRAN Litespan H2TU-C power using Worksheet PW-1. Power Bus and AH2TU-R The Table 9 power factors are derived from the power +5 V 324 mA parameters listed in Table 10. -48 V Switch battery 125 mA Power consumption 6 W 4. DEPLOYMENT GUIDELINES Power dissipation 3 W The ADTRAN HDSL2 system is designed to provide DS1-based services over loops designed to comply with carrier serv
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Loop loss per kft for other wire is summarized in Table 12. Loop Insertion Loss Data Table 11. F) requency (Hz) Maximum Loss (dB Table 11. HDSL2 Loss Values 3,000 12.0 10,000 15.0 Temperature (°F) 50,000 25.5 Cable Gauge Cable Type 68° 90° 120° 100,000 30.0 150,000 32.75 26 PIC 3.902 4.051 4.253 196,000 35.0 26 Pulp 4.030 4.179 4.381 200,000 35.25 24 PIC 2.863 2.957 3.083 250,000 37.50 24 Pulp 3.159 3.257 3.391 325,000 42.00 22 PIC 2.198 2.255 2.333 22 Pulp 2.483 2.450 2.629 19 PIC 1.551 1.587
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6. TROUBLESHOOTING PROCEDURES Refer to the following subsections for sales, support, CAPS requests, or further information. Table 13 is a troubleshooting guide for the Litespan H2TU-C. ADTRAN Sales 7. PRODUCT SPECIFICATIONS Pricing/Availability: 800-827-0807 Product specifications for the ADTRAN H2TU-C are listed in Table 14. ADTRAN Technical Support 8. WARRANTY AND CUSTOMER SERVICE Pre-Sales Applications/Post-Sales Technical Assistance: 800-726-8663 ADTRAN will replace or repair this product wi
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Table 14. ADTRAN H2TU-C Specifications Loop Interface Modulation Type ............................................... 16 TC PAM Mode .................................................................. Full duplex, partially overlapped echo canceling Number of Pairs ................................................ One Line Rate ........................................................... 1.552 mbps Baud Rate .......................................................... 517.333 k baud Service Range...
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Appendix A HDSL2 Loopbacks Loopback Control Codes HDSL MAINTENANCE MODES A summary of control sequences is given in Table This appendix describes operation of the HDSL2 A-1. system with regard to detection of in-band and ESF facility data link loopback codes. NOTE Upon deactivation of a loopback, the HDSL2 system In all control code sequences presented, the will synchronize automatically. in-band codes are shown left-most bit transmitted first, and the ESF data link codes with right-most Loopba
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Table A-1. In-Band Addressable Loopback Codes Fe unctionCe od Respons 1 1 in 31. 00 Loop down everything 1 1 in 6 100000 Loopback at the H2TU-R toward the network; must be armed before initiated. 40 in 7 111100 Loopback data from network toward network in the H2TU-C. 60 in 7 111111 Loopback data from customer toward customer in H2TU-C. F1 F1E 1111 1111 000 Loopback data from network toward network at H2TU-C. 1110 31 F1E 0011 1111 000 Loopback data from customer toward customer at H2TU-C. 1110 1
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Table A-1. In-Band Addressable Loopback Codes (Continued) Fe unctionCe od Respons 1, 3 Loop down 9393 When sent from the network or customer, all units currently in loopback 1001 0011 1001 will loop down. Armed units will not disarm. In order to behave like a 0011 smartjack, the H2TU-R will not loop down from a network loopback in response to the 9393 pattern if NIU Loopback is enabled. 1, 2 Query Loopback D5D5 When the pattern is sent from the network, logic errors will be injected 1101 0101 1
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Appendix B TL1 H2TU-C Tutorial GENERAL This appendix is intended to highlight the necessary menus/commands needed to provision the ADTRAN H2TU-C card. A more detailed explanation of shelf specific items may be found in the Alcatel TL1 Reference Practice, OSP-363-205-502. Logging into the TL1 command screens is accomplished by entering the following: ACT-USER::::: If the login is successful, the following complied message will display: M 0 COMPLD NOTE To view the help file
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MAINTENANCE MENU AND ASSOCIATED SUB-MENUS From the Main Menu, enter “2” to display the Maintenance Menu as shown below. Maintenance Menu 1. ADSL Maintenance Menu 2. ATM Maintenance Menu 3. EC1 Maintenance Menu 4. Equipment Maintenance Menu 5. External Controls Menu 6. HDSL Maintenance Menu ← ← ← ← ← Item of interest for the H2TU-C 7. Interface Group Maintenance Menu 8. LINK Maintenance Menu 9. OPR-ACO-COM 10. OSI Maintenance Menu 11. RTRV-ALM-ALL 12. RTRV-COND-ALL 13. RTRV-LOG-ALM 14. RTRV-ROUT
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HDSL MAINTENANCE MENU From the Maintenance Menu, enter “6” to display the HDSL Maintenance Menu as shown below. HDSL Maintenance Menu 1. ALW-MSG-HDSL 2. INH-MSG-HDSL 3. RMV-HDSL 4. RST-HDSL 5. RTRV-ALM-HDSL ← ← ← Retrieve existing HDSL alarms for the H2TU-C ← ← 6. RTRV-ATTR-HDSL 7. RTRV-COND-HDSL 8. SET-ATTR-HDSL B. Maintenance Menu M. Main Menu RTRV-ALM-HDSL Command Input Format The RTRV-ALM-HDSL command is used to retrieve existing HDSL alarms for the H2TU-C card.
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T1 MAINTENANCE MENU From the Maintenance Menu, enter “20” to display the T1 Maintenance Menu as shown below. T1 Maintenance Menu 1. ALW-MSG-T1 2. ALW-SW-T1 3. CONN-JACK-T1 4. DISC-JACK-T1 5. INIT-REG-T1 ← ← ← Clears the T1 PM data for the H2TU-C ← ← 6. INH-MSG-T1 7. INH-SW-T1 8. OPR-PROTNSW-T1 9. RLS-PROTNSW-T1 10. RMV-T1 11. RST-T1 12. RTRV-ALM-T1 13. RTRV-ATTR-T1 14. RTRV-COND-T1 15. RTRV-PM-T1 ← ← ← ← ← Retrieve T1 PM data for the H2TU-C 16. SET-ATTR-T1 B. Maintenance Menu M. Main Menu INIT-
