Patton electronic 1025 manual

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Table of contents for the manual

  • Page 1

    USER MANUAL MODEL 1025 and 1025S Synchronous Short Range Modem with Clocking Options SALES OFFICE (301) 975-1000 TECHNICAL SUPPORT (301) 975-1007 http://www .patton.com Part #07M1025-C Doc. #041012UC Revised 4/20/98 CERTIFIED An ISO-9001 Certified Company[...]

  • Page 2

    1.0 W ARRANTY INFORMA TION Patton Electronics warrants all Model 1025 components to be free from defects, and will—at our option—repair or replace the prod- uct 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 unauthorize[...]

  • Page 3

    3.0 CONFIGURA TION The Model 1025 provides six configuration switches which allow selection of clocking method, RTS/CTS delay and data rate. This sec- tion describes switch locations and explains all possible switch config- urations. 3.1 SWITCH LOCA TIONS For your convenience, all configuration switches are located on a SIP (single in-line package)[...]

  • Page 4

    3.2 SWITCH SETTINGS All possible settings for the Model 1025’s configuration switches are presented in the summary table and descriptions below . If you have additional questions regarding configuration, contact Patton T echnical Support at (301) 975-1007. Switches 1 and 2: T ransmit Clock Switches 1 and 2 are used together to specify the clockin[...]

  • Page 5

    When connecting two Model 1025s, it is necessary to use a “crossover” cable. The diagram below shows how a crossover cable should be constructed for an environment where both Model 1025s use a 6-wire RJ-1 1 connector . Similar logic should be followed when using RJ-45 connectors or a combination of the two. SIGNAL PIN# COLOR COLOR PIN# SIGNAL G[...]

  • Page 6

    1. Open the unit by gently inserting a screwdriver between the DB-25 connector and the lip of the plastic case (see below). Y ou don’t have to worry about breaking the plastic, but be careful not to bend the D-sub connector . Once the unit has been opened, you will be able to see the terminal blocks located at the rear of the PC board. 2. Strip t[...]

  • Page 7

    8. Place the 2 halves of the strain relief assembly on either side of the telephone wire and press together very lightly . Slide the assembly so that it is about 2 inches from the terminal posts and press together firmly . If your cable diameter is too small or too large for our strain relief, please contact our technical support. We have strain re[...]

  • Page 8

    APPENDIX A SPECIFICA TIONS T ransmission Format: Synchronous, full duplex T ransmission Line: T wo unconditioned twisted pair 19 - 26 AWG Clocking: Internal, external or receive loopback Range: (See table below) Interfaces: EIA RS-232, CCITT V .24 Data Rates: 1.2 - 19.2 Kbps Isolation: Minimum 1500 V RMS via custom transformers Surge Protection: 60[...]

  • Page 9

    APPENDIX B RS-232 PIN CONFIGURA TIONS Copyright © 1998 Patton Electronics Company All Rights Reserved 1- (FG) Frame Ground 2- (TD) T ransmit Data T o Model 1025 3- (RD) Receive Data From Model 1025 4- (RTS) Request to Send T o Model 1025 5- (CTS) Clear to Send From Model 1025 6- (DSR) Data Set Ready From Model 1025 7- (SG) Signal Ground 8- (DCD) D[...]