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TSU
T1-FT1 Data/Channel Service Unit
Part Number 1200060L1
User Manual
61200060L1-1B
September 1999
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901 Explorer Boulevard P.O. Box 140000 Huntsville, AL 35814-4000 (256) 963-8000 © 1999 ADTRAN, Inc. All Rights Reserved. Printed in U.S.A.
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Notes provide additional useful information. Cautions signify information that could prevent service interrup- tion. Warnings provide information that could prevent damage to the equipment or endangerment to human life. iii
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FCC regulations require that the following information be provided to the customer in this manual. 1. This equipment complies with Part 68 of the FCC rules. The required label is affixed to the bottom of the chassis. 2. If your telephone equipment causes harm to the telephone network, the Telephone Company may discontinue your service temporarily. If pos- sible, they will notify you in advance. But if advance notice isn’t practi- cal, you will be notified as soon as possible. You will be advised
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Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equip- ment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accor- dance with the instruction man
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Important Safety Instructions When using your telephone equipment, please follow these basic safety precau- tions to reduce the risk of fire, electrical shock, or personal injury: 1. Do not use this product near water, such as near a bath tub, wash bowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool. 2. Avoid using a telephone (other than a cordless-type) during an electri- cal storm. There is a remote risk of shock from lightning. 3. Do not use the telephone to report a
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WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specifications or if it fails while in service. For detailed warranty, repair, and return information see the ADTRAN Equipment Warranty and Repair and Return Policy Procedure on the inside back page of this manual. Return Material Authorization (RMA) is required prior to returning equipment to ADTRAN. For service, RMA requests, or more in
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viii
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Table of Contents Chapter 1. Introduction .......................................................................................... 1-1 T1/FT1 Overview ..................................................................................................... 1-1 T1 Service Offerings........................................................................................... 1-1 Fractional T1........................................................................................................ 1-2 TSU
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Table of Contents Unpack, Inspect, Power Connection ......................................................................2-1 ADTRAN Shipments Include ...........................................................................2-1 Customer Provides.............................................................................................2-1 Power Connection ..............................................................................................2-1 Wiring ..................................
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Table of Contents PORT TESTS ........................................................................................ 3-8 Menu Operation ....................................................................................................... 3-9 Status Menu ........................................................................................................ 3-9 NI PERF RPTS, Submenu of 1)Status .................................................... 3-10 CURR ERR/ALM Submenu of 1)Status .........
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Table of Contents xii TSU User Manual 61200060L1-1
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List of Figures Figure 1-1. TSU .......................................................................................................1-3 Figure 1-2. TSU Rear Panel ..................................................................................1-4 Figure 1-3. TSU Interfaces .....................................................................................1-5 Figure 1-4. Network Timed Clock Source ...........................................................1-8 Figure 1-5. DTE Clock Source .
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List of Figures xiv TSU User Manual 61200060L1-1
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List of Tables Table 2-1. Network Pin Connection ...................................................................2-2 Table 2-2. Control In/Chain In Pin Connection ...............................................2-3 Table 2-3. Chain Out Pin Connection ................................................................2-4 Table 2-4. Primary V.35 Pin Connection ...........................................................2-5 Table 3-1. Normal Mode of Operation .........................................
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List of Tables xvi TSU User Manual 61200060L1-1
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Chapter 1 Introduction T1/FT1 OVERVIEW T1 digital communication links have been used by the transmitting companies (Telcos) for the transmitting of voice since the early sixties. The D4 channel bank is an example of a T1 digital carrier system that was introduced in the mid seventies and is still widely used by the Telcos. Communication demands of businesses continued to grow to the point that the Telcos began offering T1 service directly to the public. D4 channel banks began to be used for T1 i
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Chapter 1. Introduction performance of their service offering. Since the introduction of ESF, equipment that is installed in private networks can also provide the same performance information to the user. Fractional T1 Fractional T1 lets the buyer purchase less than a full T1 circuit between two points. Most carriers offer fractional T1 in increments of 56 or 64 kbps. Connection is made to the same network elements. The network allows multiple users to share the same interoffice T1 bandwidth. Fr
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ENTER SCROLL CANCEL TSU Chapter 1. Introduction TSU OVERVIEW Figure 1-1. TSU Functional Description The ADTRAN TSU is one of several T1 multiplexers that offers complete flexibility for connection of various data sources to T1 or FT1 facilities. This family of TSU multiplexers includes the following. 1. TSU - a T1 CSU/DSU with a single NX56k/64k serial port. See Figure 1-1, above and Figure 1-2 on page 1- 4. 2. TSU 100 - same as the TSU with the added feature of a slot in the rear panel to house
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Chapter 1. Introduction 1 2 3 4 5 6 7 8 9 ON TEST JACKS CONTROL OFF 115VAC/60HZ .15A IN OUT MON CHAIN IN CHAIN OUT NETWORK V.35 NX56/64 Item Function 1. Network T1-FT1 Network Interface Test Jacks 2. IN Bantam Test Jack 3. OUT Bantam Test Jack 4. MON (Monitor) Bantam Test Jack Control 5. Chain In Interface of Chain In 6.Chain Out Connects to Chain In of another TSU 7. V.35 Nx56/64 DTE Port 8. Power Switch Used to turn power On or OFF 9. Power Cord Captive 3 Prong Power cord Figure 1-2. TSU Rear
