ADTRAN Total Access SHDSL LTU Installation And Maintenance Practice

2 Issue 2, July 2004 61182118L1-5BFeaturesThe basic features of the Total Access 2W/4W SHDSLLTU (P/N 1182118L1) include the following:• BAU interface with 4-wire SHDSL operation• Basic loopback test on a SHDSL loop basis• Full management support of the ADTRAN SHDSL4-wire NTU• Management under SNMP via SCU module• Flash programmable• Supports remote NTU software downloads• Data throughput is adjustable from 192 kbps to2048 kbps in 64 k increments• SHDSL loop performance monitoring• SHDSL loop attenuation and signal-to-noise ratiorecordsComplianceTable 1 shows the compliance codes for the 2W/4WSHDSL LTU. The 2W/4W SHDSL LTU is NRTLlisted to the applicable UL standards. The 2W/4WSHDSL LTU is to be installed in a restricted accesslocation and in a Type “B” or “E” enclosure only.This device complies with Part 15 of the FCC rules.Operation is subject to the following two conditions:1. This device may not cause harmful interference.2. This device must accept any interference received,including interference that may cause undesiredoperation.Changes or modifications not expressly approved byADTRAN could void the user’s authority to operate thisequipment.ConnectionsThe SHDSL LTU module fits any one of the 1-28 slotsin the Total Access 3000 chassis or any one of the 1-22slots in the Total Access 3010 chassis. Power and alarmsignals are provided to the card through the backplaneof the shelf.The G.703 and SHDSL signals are transmitted/receivedvia the 64-pin backplane amphenol connectors. TheG.703 signal is transmitted to the network side via “Pair8,” and the G.703 signal is received from the networkside via connector “Pair 7.” The SHDSL signal is trans-mitted to and from the customer-side NTU viaconnector “Pair 2” for 2-wire mode and “Pair 2” plus“Pair 1” for the 4-wire mode.3. INSTALLATIONAfter unpacking the Total Access 2W/4W SHDSLLTU, inspect it for damage. If damage has occurred, filea claim with the carrier, then contact ADTRANCustomer Service. Refer to the Warranty and CustomerService section for further information. If possible, keepthe original shipping container for returning the 2W/4WSHDSL LTU for repair or for verification of shippingdamage.Shipping ContentsThe contents include the following items:• 2W/4W SHDSL LTU• 2W/4W SHDSL LTU Job AidCAUTIONElectronic modules can be damaged by ESD.When handling modules, wear an antistaticdischarge wrist strap to prevent damage toelectronic components. Place modules inantistatic packing material when transportingor storing. When working on modules, alwaysplace them on an approved antistatic mat that iselectrically grounded.Instructions for Installing the ModuleTo install the 2W/4W SHDSL LTU, perform thefollowing steps:1. If present, remove the Access Module Blank (P/N1181953L1) from the appropriate access moduleslot of the Total Access 3000/3010 chassis.Table 1. Compliance CodesCode Input OutputPower Code (PC) F CTelecommunication Code (TC) – XInstallation Code (IC) A –C A U T I O N !SUBJECT TO ELECTROSTATIC DAMAGEOR DECREASE IN RELIABILITY.HANDLING PRECAUTIONS REQUIRED.