ADTRAN TRDDS-R manual

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Table of contents for the manual

  • Page 1

    Page 1 61291021L5-5A Section 61291021L5-5A, Issue 1 TRDDS-R T otal Reach ® All Rate DDS T ermination Unit For Outside Plant and Customer Premise Installation and Maintenance Section 61291021L5-5A Issue 1, April 1999 CLEI Code # D4OIKTU8 _ _ 1. GENERAL This practice provides installation and maintenance procedures for the ADTRAN TRDDS-R Total Reach[...]

  • Page 2

    Page 2 61291021L5-5A Section 61291021L5-5A, Issue 1 Features • Two-wire deployment • Repeaterless operation • Bridged tap tolerant • Span-powered • Auto-rate adaption on subrates, 19.2 and 56 kbps rates, including secondary channel, and 64 kbps clear channel capability • LED indicators for Power, SYNC, NEAR/FAR CRC, Service Rate, and Lo[...]

  • Page 3

    Page 3 61291021L5-5A Section 61291021L5-5A, Issue 1 The unit should be wired as follows: • Network pair to terminal strip TT and TR positions • To Customer and From Customer pairs through customer 8-pin modular connector or To Customer (DRT, DRR) and From Customer (DTT, DTR) to designated terminal strip positions No rate selection is necessary [...]

  • Page 4

    Page 4 61291021L5-5A Section 61291021L5-5A, Issue 1 4. TESTING Loopback Testing Loopback tests can be performed from the CO to verify proper loop and TRDDS-R operation. The TRDDS-R features auto-detection capability to determine the model of Total Reach dataport installed in the central office. This feature allows the TRDDS-R to support multiple lo[...]

  • Page 5

    Page 5 61291021L5-5A Section 61291021L5-5A, Issue 1 Initiating OCU Latching Loopback to Loop the TRDDS-R (US West Only) • SW1-6 on the TRDDS-DP must be ON to enable latching loopback response. • From a test system or set, send an OCU latching loopback sequence. • Send a selected test pattern and test for error-free operation. • Upon complet[...]

  • Page 6

    Page 6 61291021L5-5A Section 61291021L5-5A, Issue 1 5. DEPLOYMENT GUIDELINES The TROCU DP and TRDDS-R use technology intended to eliminate the need for repeaters and concerns over impairments caused by typical noise and bridged tap. Listed below are the loop design guidelines for TRDDS (see Tables 8 and 9 for more information): • All loops must b[...]

  • Page 7

    Page 7 61291021L5-5A Section 61291021L5-5A, Issue 1 6. WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within 10 years from the date of shipment if it does not meet its published specifications or fails while in service (see ADTRAN Carrier Network Equipment Warranty, Repair, and Return Policy and Procedure, document 6000008[...]