Patton electronics 1082/F User Manual

Idsl modem with v.34 or x.21 interface
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Part# 07M1082/F
Doc# 033171UA
Revised 10/8/02
C E R T I F I E D
An ISO-9001
Certified
Company
USER
MANUAL
MODEL 1082/F
iDSL Modem with
G.703 Interface
SALES OFFICE
(301) 975-1000
TECHNICAL SUPPORT
(301) 975-1007

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Summary of Contents for Patton electronics 1082/F

  • Page 1 Part# 07M1082/F Doc# 033171UA Revised 10/8/02 C E R T I F I E D An ISO-9001 Certified Company USER MANUAL MODEL 1082/F iDSL Modem with G.703 Interface SALES OFFICE (301) 975-1000 TECHNICAL SUPPORT (301) 975-1007...
  • Page 2: Table Of Contents

    Warranty Information ... 4 FCC Information ... 4 CE Notice... 4 Service... 5 General Information... 6 Features... 6 Description... 6 1082 SNMP Management Solutions... 7 HTTP/HTML Management ... 7 System Description... 7 Applications and Associated Timing... 8 Timing of Application 1: Network Loop Extension ... 8 Timing of Application 2: Network Replacement ...
  • Page 3 A.6 G.703 Distance ... 24 A.7 A.7 Connector ... 24 A.8 Operating Modes/speed ... 24 A.9 Line Coding ... 24 A.10 Timing Modes ... 25 A.11 TRANSMIT LEVEL ... 25 A.12 Load Impedance ... 25 A.13 Input Signal Level ... 25 A.14 Jitter Performance ...
  • Page 4: Warranty Information

    1.0 WARRANTY INFORMATION Patton Electronics warrants all Model 1082/F components to be free from defects, and will—at our option—repair or replace the product should it fail within one year from the first date of shipment. This warranty is limited to defects in workmanship or materials, and does not cover customer damage, abuse or unauthorized modification.
  • Page 5: Service

    Packages received without an RMA number will not be accepted. If you have questions about installing or using your Model 1082/F, con- tact technical support at: +1 (301) 975-1007. Technical support is avail- able from 8 AM to 5 PM EST (8:00 to 17:00 UTC-5), Monday through...
  • Page 6: General Information

    • CE marked 2.2 DESCRIPTION The Patton Model 1082/F is a high speed, AC powered short range modem that is able to convert data from a 64K G.703 network and trans- mit it at extended distances via 2 wire (single twisted pair) DSL. The G.703 network provides a 64K co-directional three level signal using...
  • Page 7: 1082 Snmp Management Solutions

    (without byte integrity preservation) over the modem link. The 1082/F is capable of handling either network timing or modem timing, thereby realizing network extension or network replacement con- figurations. Clock jitter is attenuated according to G.823. The Model 1082 is capable of point-to-point distances up to 5 miles using 24 AWG wire.
  • Page 8: Applications And Associated Timing

    Applications and Associated Timing There are two typical applications that result in two different timing modes for the G.703 interface. These are described in the following sections. Timing of Application 1: Network Loop Extension. In this application, the network supplies the timing for the entire system. The first G.703 recovers the timing.
  • Page 9: Timing Of Application 2: Network Replacement

    The first G.703 interface is in Network Timed mode. The second is in Recover Clock mode. See Figure 2. G.703 G.703 NETWORK G.703 INTERFACE Figure 2. Network Loop Extension Configuration Timing of Application 2: Network Replacement. The first modem uses an internal timing source and supplies the timing for the entire system.
  • Page 10: Timing Mode Selections

    The first G.703 modem is in Internal Clock mode. The second modem is in Receive Recover mode. See Figure 3. G.703 G.703 Figure 3. Network Replacement Configuration 2.5 TIMING MODE SELECTIONS Based on the timing arrangements and clock sources mentioned above, there are two timing modes in which the interface can work.
  • Page 11: Operating Mode Selections

    Octet timing. The Octet timing frame is embedded in the data. Note Octet timing mode is supported only when two 1082/F modems are connected to each other. It is not supported when the 1082/F modem is used with the 1092A or 1092ARC modems from Patton.
  • Page 12: Configuration

    The Model 1082/F is equipped with 8 DIP switches that enable configu- ration of the unit for a variety of applications. This section describes switch locations and explains the different configurations. 3.1 CONFIGURING THE HARDWARE DIP SWITCHES Using a small flat-tip screwdriver, remove the protective cover located on the underside of the Model 1082 (see Figure 4).
  • Page 13: Configuring Dip Switch S1

    Figure 5 shows the orientation of the DIP switches in the “ON” and “OFF” positions. Configuring DIP Switch S1 DIP switch S1 is where you configure the units for Octet or clear channel timing, enabling or disabling the front panel switches, SNMP control enable or disable, Clock mode, and RDL enable or disable.
  • Page 14: Sw1-1 Octet Function

    SW1-1 Octet Function. This switch determines whether the modem will be set for clear channel mode or Octet timing. The 1082/F can be used with either another 1082/F, a 1092A/F or a 1092ARC/C/OO modem from Patton. However, when used in Octet timing mode, the 1082/F must be used with another 1082/F.
  • Page 15: Sw1-6/7 Clock Mode

    Placing SW1-6 and SW1-7 in the OFF mode performs reset of the hardware/software. SW1-8 RDL Function. Use Switch S1-8 to allow Model 1082/F to enter the Remote Digital Loopback diagnostic test when requested to do so by the far end Modem. For example, when switch S1-8 is set to “ON”, it will enter RDL mode when requested to do so by the remote Model 1082.
  • Page 16: Installation

    flat modular tele- phone type cable, are not acceptable. 4.0 INSTALLATION Line interface Made in the USA Line t h e I n t f a c L i n Figure 6. Model 1082/F Rear View...
  • Page 17 The RJ-45 connector on the Model 1082’s twisted pair interface is polar- ity insensitive and is wired for a two-wire interface. The signal/pin rela- tionships are shown in Figure 7. Figure 7. Model 1082 twisted Pair line interface The RJ-45 connector for connection to the 64 kbps co-directional inter- face is pre-wired according to the signal/pin relationships shown in Figure 8.
  • Page 18: Connecting Power

    Connection of the Patton 1082/F to a CSU DTE requires a crossover twisted pair cable. Connection of the 1082/F to a PCM network requires a straight through twisted pair cable. If you need more assistance with cable selection and preparation, contact Patton Technical Support at (301) 975-1007.
  • Page 19 There are no user-serviceable parts in the power supply section of the Model 1082. Fuse replacement should only be performed by qualified service personnel. Contact Patton Electronics Technical support at +1 (301) 975-1007, via our web site at www.patton.com, or by E-mail at support@patton.com, for more information.
  • Page 20: Operation

    Once the Model 1082 is properly configured and installed, it should oper- ate transparently. This sections describes power-up, reading the LED status monitors, and using the built-in loopback test modes. 5.1 POWER-UP To apply power to the Model 1082, first be sure that you have read “Con- necting Power”...
  • Page 21: Test Modes

    5.3 TEST MODES The Model 1082 offers two proprietary loopback test modes, plus a built- in V.52 BER test pattern generator, to evaluate the condition of the modems and the communication link. These tests can be activated phys- ically from the front panel, or via the interface. Local Line Loopback (LLB) The Local Line Loopback (LLB) test checks the operation of the local Model 1082, and is performed separately on each unit.
  • Page 22: Remote Digital Loopback (Rdl)

    Remote Digital Loopback (RDL) The Remote Digital Loopback (RDL) test checks the performance of both the local and remote Model 1082s, and the communication link between them. Any characters sent to the remote Model 1082 in this test mode will be returned back to the originating device (see Figure 12). For exam- ple, characters typed on the keyboard of the local terminal will appear on the local terminal screen after having been passed to the remote Model 1082 and looped back.
  • Page 23: Using The V.52 (Ber) Test Pattern Generator

    Using the V.52 (BER) test pattern generator To use the V.52 BER tests in conjunction with the Remote Digital Loop- back tests (or with Local Line Loopback tests), do the following: 1. Locate the 511/511E toggle switch on the front panel of the Model 1082 and set the toggle to the down position.
  • Page 24: Model 1082 Specifications

    Symmetrically balanced pair, 4 wire RJ-45 female A.8 OPERATING MODES/SPEED • Supports clear channel mode or octet mode (when used with another 1082/F modem) • Co-directional timing, Rx recovered: 64Kbits + 500ppm • Octet Timing auto detect on receiver A.9 LINE CODING...
  • Page 25: A.10 Timing Modes

    A.10 TIMING MODES Supports network timing mode or modem timing mode A.11 TRANSMIT LEVEL 2.0V differential, into 100 Ohms, nominal A.12 LOAD IMPEDANCE 120 Ohms A.13 INPUT SIGNAL LEVEL 0 to -10dB A.14 JITTER PERFORMANCE CTR 14, G.823. <0.05UI jitter for network extension applications A.15 ISOLOATION 2000 VRMS isolation, transformer coupled A.16 COMPLIANCE...
  • Page 26: A.20 Altitude

    A.20 ALTITUDE 0–15,000 feet (0–4,572 meters) A.21 HUMIDITY 5 to 95%, non-condensing A.22 DIMENSIONS 4.125W x 1.625H x 6.0D in. (10.5W x 4.1W x 15.2D cm) A.23 WEIGHT 2.01 lbs. (1.0kg) A.24 LINE INTERFACE Transformer coupled 1500 VAC isolation...
  • Page 27 MODEL 1082 FACTORY REPLACEMENT PARTS AND ACCESSORIES Model # 48V-PSM 08055DCUI 100-240VAC (+5V ±5% reg. DC/2A) Universal Input Adapter 0805EUR 0805UK 0805US 0805AUS 0805DEN 0805FR 0805IN 0805IS 0805JAP 0805SW 07M1082F APPENDIX B Description DC Power Supply Module European Power Cord CEE 7 (“A”) United Kingdom Power Cord (“D”) American Power Cord (“K”) Australia/New Zealand Power Cord (“C”)
  • Page 28 Notes _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ _________________________________________________________ Copyright © 2002 Patton Electronics Company All Rights Reserved...

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