Paradyne 3510 инструкция обслуживания

COMSPHERE 3500 SERIES DA T A SERVICE UNITS MODELS 3510 & 351 1 QUICK REFERENCE Document No. 3510-A2-GL10-10[...]

Copyright  1999 Paradyne Corporation. All rights reserved. Printed in U.S.A. Notice This publication is protected by federal copyright law . No part of this publication may be copied or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any human or computer language in any form or by any means, electronic, m[...]

496-15149 TM 1 COMSPHERE 3500 Series Data Service Units Models 3510 & 351 1 Quick Reference Document Number 3510-A2-GL10-10 March 1999 Product Documentation on the W orld Wide W eb We provide complete product documentation online. This lets you search the documentation for specific topics and print only what you need, reducing the waste of surp[...]

2 Installation Procedur es This section provides instructions for installing standalone Model 3510 DSUs and carrier-mounted Model 351 1 DSUs. Refer to the appropriate section. Model 3510 DSU Installation Physical installation of the Model 3510 consists of unpacking the DSU and placing it in its planned location. Electrical installation requires the[...]

3 5. Perform the Device T est as described in the Operation section of the User ’ s Guide. If the DSU fails this test, replace the DSU. 6. Connect the network interface. The Model 3510 DSU’s rear panel contains a miniature universal service ordering code (USOC) type RJ48S jack for connecting your DSU to the digital network. Purchasers in the Un[...]

4 Model 351 1 DSU Installation This section includes the installation procedures for the Model 351 1 DSU, which is designed for installation in a COMSPHERE 3000 Series Carrier . Before installing the DSU, verify that the carrier has been installed properly and is operational. CAUTION: Discharge any static electricity that may be present on your bod[...]

5 Installing the Rear Connector Plate T o install a DSU and its rear connector plate for the first time:  Procedur e 1. Configure the DSU to meet the requirements of the application (refer to Hardware Strapping on page 8). Do not disable the front panel switches at this time. 2. At the rear of the carrier , set the tab on the rear connector plat[...]

6 5. At the front of the carrier , hold the DSU vertically with the latch on its faceplate in the open position. Then, insert the circuit card into the top and bottom circuit card guides for the slot that contains the rear connector plate. 6. Aligning the circuit card with the rear connector plate, slide the DSU into the slot until the connectors s[...]

7 25-Pin Connector V .35 Adapter V .35 Cable Thumbscrews 99-16298 Model 351 1 DSU V .35 Adapter Installation (Feature Number 3000-F1-510) Connecting to the Digital Network The installed DSU is connected to the digital network through the 50-pin connectors on the rear of the carrier . These interfaces are specified in USOC RJ48T . Proper network con[...]

8 Hardware Strapping Both Model 3510 and 351 1 DSUs can be configured for installation at the local or remote end of a network by setting onboard straps. The straps also allow you to configure either type of DSU (Model 3510 or 351 1) as a LADS for connection to 4-wire metallic circuits. 98-12303a S1 S3 S4 S2 S5 3510 Model 3510 DSU Strap Access[...]

9 For the Model 3510 DSU, the straps are concealed behind the faceplate. T o remove the faceplate to change the hardware straps:  Procedur e 1. With your thumbs under the edge of the front bezel, firmly press upward to lift the bezel from the tabs securing it in place. 2. Swing the front bezel up and set the bezel aside. 3. Refer to the tables i[...]

10 T able 1. Straps S1 thr ough S5 (1 of 2) Switch Selection Position Function S1–1 S1– 2 S1– 3 S1– 4 S1– 5 S1– 6 — — R F R F R F R F See T able 2, Timing Signal Source Selection See T able 2, Timing Signal Source Selection Disables circuit assurance function (Default) Enables circuit assurance function Holds DSR lead off during LL [...]

11 T able 1. Straps S1 thr ough S5 (2 of 2) Switch Selection Function Position S4–1 S4–2 S4–3 S4–4 S4–5 S4–6 See T able 4, Network Address Selection for Model 3510. See T able 4, Network Address Selection for Model 3510. See T able 4, Network Address Selection for Model 3510. See T able 4, Network Address Selection for Model 3510. See T[...]

12 T able 3. Data Rate Selection S2–1 S2–2 S2–3 S2–4 Data Rate (Signal Level) F F F R R F R R R R R R R R F R R R F R R F R R R F F F R R R R F R R F R F F F 2400 bps (+6 dBm) 4800 bps (+6 dBm) 9600 bps (0 dBm) (Default) 19,200 bps (–10 dBm) 19,200 bps (0 dBm) 19,200 bps (+6 dBm) 38,400 bps (+6 dBm) 56,000 bps (+6 dBm) 64,000 bps CC (+6 d[...]

13 T able 4. Network Addr ess Selection for Model 3510 (2 of 4) Network Address Switch S4 Selection Network Address 6 5 4 3 2 1 10 R R F R F R 11 R R F R F F 12 R R F F R R 13 R R F F R F 14 R R F F F R 15 R R F F F F 16 R F R R R R 17 R F R R R F 18 R F R R F R 19 R F R R F F 20 R F R F R R 21 R F R F R F 22 R F R F F R 23 R F R F F F 24 R F F R R[...]

14 T able 4. Network Addr ess Selection for Model 3510 (3 of 4) Network Address Switch S4 Selection Network Address 6 5 4 3 2 1 33 F R R R R F 34 F R R R F R 35 F R R R F F 36 F R R F R R 37 F R R F R F 38 F R R F F R 39 F R R F F F 40 F R F R R R 41 F R F R R F 42 F R F R F R 43 F R F R F F 44 F R F F R R 45 F R F F R F 46 F R F F F R 47 F R F F F[...]

15 T able 4. Network Addr ess Selection for Model 3510 (4 of 4) Network Address Switch S4 Selection Network Address 6 5 4 3 2 1 56 F F F R R R 57 F F F R R F 58 F F F R F R 59 F F F R F F 60 F F F F R R 61 F F F F R F 62 F F F F F R 63 F F F F F R 64 (Default) RRRRRR F = Front R = Rear DSU Strap Setting Descriptions The following information provid[...]

16 S1-4: DSR Normal during Local Loopback – DSR ON during Local Loopback. When enabled, this strap forces the DSR lead ON during a Local Loopback. This allows DTEs that rely on DSR being on to send test messages to the DSU. When disabled, DSR is turned Off during a Local Loopback. S1-5: Elastic Store – When enabled, the DSU compensates for smal[...]

17 S3-5: Scrambler – This strap enables the data scrambler to be used with 64 kbps Clear Channel operation. Select this strap to reduce the probability of customer data accidentally generating network control codes. The DSUs at each end must be 3500 Series DSUs, and both must be strapped the same (scrambling or no scrambling). Unless all DSUs on [...]

18 ! Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. This product is intended to be used with a 3-wire grounding type plug – a plug which has a grounding pin. This is a safety feature. Equipment grounding is vital to ensure safe operation. Do not defeat the [...]

19 Notices ! W ARNING:                           ?[...]

20 No repairs may be performed by the user . Should you experience difficulty with this equipment, refer to Warranty , Sales, Service, and T raining Information inside the cover of this document. For Digital Data Service (DDS) installations, inform the local telephone company of the appropriate facility interface code for the service you desire. DD[...]

21 Users should ensure that the electrical ground connections of the power utility , telephone lines and internal metallic water pipe system, if present, are connected together for protection. This precaution may be particularly important in rural areas. CAUTION: Users should not attempt to make such connections themselves, but should contact the a[...]