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Patton electronics 2710A Series User Manual

T1/fractional t1 to v.35 converter t1/fractional t1 csu/dsu
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USER
MANUAL
MODEL 2710A Series
T1/Fractional T1 to V.35 Converter
T1/Fractional T1 CSU/DSU
Part# 07M 2710A-UM
SALES OFFICE
Doc# 08614U2-001,
(301) 975-1000
Rev. B
TECHNICAL SUPPORT
Revised 10/26/06
(301) 975-1007
http://www.patton.com

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Summary of Contents for Patton electronics 2710A Series

  • Page 1 USER MANUAL MODEL 2710A Series T1/Fractional T1 to V.35 Converter T1/Fractional T1 CSU/DSU Part# 07M 2710A-UM SALES OFFICE Doc# 08614U2-001, (301) 975-1000 Rev. B TECHNICAL SUPPORT Revised 10/26/06 (301) 975-1007 http://www.patton.com...

  • Page 2: Table Of Contents

    3.2.1 Introduction to Main Menu ing from the use of or inability to use this product. Patton Electronics 3.2.2 System Configuration specifically disclaims all other warranties, expressed or implied, and 3.2.3 Systems Diagnostics...

  • Page 3: Radio And Tv Interference

    Model 2710A Series. If this happens, the telephone com- Before installing this equipment, users should ensure that it is per- pany should give you advance notice to prevent the interruption of missible to be connected to the facilities of the local telecommunica- your service.

  • Page 4: Service Information

    • Made in USA 2.2 GENERAL PRODUCT DESCRIPTION The Model 2710A Series are single port T1/FT1 CSU/DSUs that pro- vide V35 Conversion and high-speed WAN connectivity in an ultra-com- pact housing. Plugging directly into the V.35 WAN port of a switch, router or multiplexer, the Model 2710A provides T1 or FT1 access at connection at data rates of 1.544 Mbps, nx64, and nx56 (n=1 to 24 channels).

  • Page 5: Supported Applications

    2.3.2 The 2710A as a High-Speed Short Range Modem The Model 2710A can also be installed into high-speed campus Figure 1. Model 2710A Series bottom view, showing location of DIP switches applications. In this application, a pair of Model 2710A units operate as short range modems (see below).
  • Page 6 3.1.1 DIP Switches SW1 and SW2 Switches SW1.8, SW1.7, SW1.6, SW1.5 & SW1.4: DTE Data Rate The configuration switches on the DIP switch pack will allow you to These switches set the DTE date rate. Each setting represents specify data rates, line framing and coding, DSO rate, clock mode and an nx56/nx64 setting.
  • Page 7 Switches SW1.3 SW1.2, SW1.1, SW 2.8 & SW2.7: T1 Starting Switches SW2.6 & SW2.5: Line Build Out Channel These switches are used to set the line build out (LBO). The LBO These switches set the starting channel. The starting channel is controls the pulse shape and attenuation of the signal sent to the net- the first channel that carries valid data.
  • Page 8 This switch is used to set the frame. There are three framing to the network. External clocking is available only in unframed mode modes available in the Model 2710A Series: ESF, D4 and Unframed. (DTE data rate of 1544 kbps).

  • Page 9: Software Configuration

    DB-9 serial port and start up the terminal emulator software if necessary. Plug the miniature stereo plug into the rear of the unit. The small recessed jack on the right side of Patton Electronics Menu Management the unit is the control port jack.

  • Page 10: Introduction To Main Menu

    It also has a Service Information screen in case you need technical assistance from Patton Electronics. Save Changes. Once you have configured the unit to your satisfaction, you can save the changes permanently by exe- cuting the Save Changes command.

  • Page 11: System Configuration

    3.2.2 System Configuration ESF: This stands for Extended Superframe Format, a line format developed by AT&T. AT&T Technical Reference 54016 (TR The default System Configuration menu looks like this: 54016) defines the ESF, a format which is commonly used to allow monitoring of the network interface performance over the Facility Data Link (FDL).
  • Page 12 B8ZS: Bipolar violations occur when consecutive pulses are of Clocking: Network (default) the same polarity. In B8ZS, or Bipolar Eight Zero Substitution, bipolar violations are introduced deliberately to indicate that Options: Network, Internal, External eight zeros have been transmitted. This special encoding is recognized by the receiver and decoded correctly.

  • Page 13: Configuration .........................................................................8

    ESF Data Link: ANSI T1.403 (default) Remote In-band Loops: Enabled (default) Options: ANSI T1.403, AT&T TR54016 Options: Enabled, Disabled ANSI T1.403: This ANSI developed standard (see ANSI T1.403- In ESF, D4 and Unframed formats, the unit can respond to special 1995: Network-to-Customer Installation—DS1 Metallic repeating codes in the data stream that represent loopback com- Interface) uses the FDL to send and receive one second...

  • Page 14: Systems Diagnostics

    unit. This will cause the unit to enter a special mode. Then turn off the 3.2.3 System Diagnostics unit and change the switch settings to the desired settings. When you turn the unit on again, the unit will be set up with the selected switch The System Diagnostics/Statistics screen looks like this: settings.
  • Page 15 Remote Loop: Idle (default) The Model 2710A receiving a RL can be in one of the following states: The Remote Digital Loopback (RDL) test checks the performance RxPr The Model 2710A is receiving a preparatory pattern. of both the local and remote Model 2710As, as well as the communica- Sack The Model 2710A, upon receiving a preparatory pattern, tion link between them.
  • Page 16 NI STATUS Receive Alarm Indication [RAI] indicates that the local unit is receiv- ing a Yellow Alarm. This alarm is sent by the remote unit or the central The Network interface (NI) status is shown in office when it loses the received signal. This indicates the local unit’s the middle of the Diagnostics/Statistics screen.

  • Page 17: Unit Options

    Rx PRM 3.2.4 Unit Options The Model 2710A transmits ANSI performance report messages The Unit Options screen looks like this (factory default): once a second when the framing mode is ESF. When the ESF Data Link is set to ANSI T1.403, the unit recognizes PRMs with addresses of 38h or 3Ah.

  • Page 18: Installation

    4.0 INSTALLATION Loop Timeout The Model 2710A is equipped with DTE, network, and power The Loop Timeout setting can be set to one of the following: interfaces. This section briefly describes connection to each. 00:05 = five minutes 4.1 DTE INTERFACE CONNECTION 00:10 = ten minutes 00:15 =...

  • Page 19: Power Connection

    Figure 4 (below) shows the location input power supply is equipped with a male IEC-320 power entry con- of the LEDs on the Model 2710A Series front panel. nector. Either power supply connects to the Model 2710A by means of a barrel jack on the rear panel.

  • Page 20: Loop (V.54 & Telco) Diagnostics

    5.2 LOOP (V.54 & TELCO) DIAGNOSTICS (Alarm) glows red to indicate that one of several alarm conditions exist. These conditions may be local alarms or The Model 2710A offers three V.54 loop diagnostics and is com- remote alarm conditions. Alarms may occur due to: patible with two Telco loop diagnostics.

  • Page 21: Central Office Loops

    5.3 BIT ERROR RATE (V.52) DIAGNOSTICS To perform an RDL test, follow these steps: The Model 2710A offers three V.52 Bit Error Rate (BER) test pat- Activate RDL. This may be done in two ways: terns. These test patterns may be invoked along with the LAL and RDL tests to evaluate the unit(s) and the communication links.

  • Page 22: Appendix A - Specifications

    83nf/mi or 15.72 pf/ft. .05165 Ohms/ft. Transmit LBO: Selectable - 0, 7.5, 15, or 22.5 dB, plus DSX-1 To gain optimum performance from the Model 2710A Series, please Clock Options: Internal, external or network clock keep the following guidelines in mind: Diagnostics:...
  • Page 23 APPENDIX C APPENDIX D PATTON NETLINK-T1™ MODEL 2710 PATTON ELECTRONICS MODEL 2710A FACTORY REPLACEMENT PARTS INTERFACE PIN ASSIGNMENT AND ACCESSORIES Patton Model # Description RJ-48C T1 (DS0) Network Interface (Female Modular Jack) 2710/CM/120....T1 Nx64 CSU/DSU(M/34 Male, 120VAC) 2710/CM/UI .....T1 CSU/DSU (V.35 M/34 Male, UI)

  • Page 24: Appendix E - Power Supply Interface

    APPENDIX D (continued) APPENDIX E PATTON ELECTRONICS MODEL 2710A PATTON ELECTRONICS MODEL 2710A INTERFACE PIN ASSIGNMENT POWER SUPPLY INTERFACE M/34 Connector, Terminal Interface Via Main 5VDC power jack (J1) Center Pin: +5VDC @ 300 mA Pin # Signal Outer Barrel:...

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