Instruction/ maintenance manual of the product TRDDS-R ADTRAN
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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.
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.
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.
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.
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.
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.
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 publis.
An important point after buying a device ADTRAN TRDDS-R (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ADTRAN TRDDS-R yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data ADTRAN TRDDS-R - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ADTRAN TRDDS-R you will learn all the available features of the product, as well as information on its operation. The information that you get ADTRAN TRDDS-R will certainly help you make a decision on the purchase.
If you already are a holder of ADTRAN TRDDS-R, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime ADTRAN TRDDS-R.
However, one of the most important roles played by the user manual is to help in solving problems with ADTRAN TRDDS-R. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ADTRAN TRDDS-R along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
