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Patton electronic RS-232 manual

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Table of contents for the manual

  • Page 1

    USER MANUAL MODEL 1035 Powered High Speed Short Range Modem RS-232 and V .35 versions SALES OFFICE (301) 975-1000 TECHNICAL SUPPORT (301) 975-1007 http://www .patton.com Part# 07M1035-A Doc# 054071UA Revised 7/6/95[...]

  • Page 2

    1.0 W ARRANTY INFORMA TION Patton Electronics warrants all Model 1035 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 [...]

  • Page 3

    3.0 CONFIGURA TION The Model 1035 provides sixteen configuration switches, which allow selection of data rates, clocking methods, V .54 test modes, RTS/CTS delay and DTE control of test functions. This section describes switch locations and explains all possible switch configurations. 3.1 CONFIGURA TION SWITCHES The Model 1035’s unique set of six[...]

  • Page 4

    SWITCH SET SW1 The configuration switches on switch set SW1 set analog loopback, digital loopback and V .54 enable/disable. The default settings are summarized in Figure 3 (below). SW1-1: DTE Initiation of Local Analog Loopback T est The setting for switch SW1-1 determines whether or not the Model 1035’s local analog loopback test can be initiate[...]

  • Page 5

    SW2-4 and SW2-5: Clock Source Switches SW2-4 and SW2-5 are set in combination to determine the synchronous clock source for the Model 1035. SW2-4 SW2-5 Setting On On Internal transmit clock Off On Receive recover clock On Off External transmit clock SW2-6: Carrier Control Method The setting for switch SW2-6 determines whether the carrier is “cons[...]

  • Page 6

    When connecting two Model 1035s, it is necessary to use a twisted pair “crossover” cable. The diagram below shows how a crossover cable should be constructed for an environment where both Model 1035s 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 ‡ CO[...]

  • Page 7

    5.0 OPERA TION Once the Model 1035 is properly configured and installed, it should operate transparently—as if it were a standard cable connection. Section 5.0 describes reading the LED status monitors, powering-up and using the built-in V .52 and V .54 test modes. The Model 1035 is powered by a 7.5V DC external wall mount transformer . T o power[...]

  • Page 8

    APPENDIX A P A TTON MODEL 1035 SPECIFICA TIONS T ransmission Format: Synchronous T ransmission Line: Unconditioned twisted pair 19 - 26 AW G Clocking: Internal, external or receive loopback Distance: T o 6 miles Interfaces: EIA RS-232, CCITT V .24, CCITT V .35 Data Rates: 32, 56 and 64 Kbps (switch selectable) Isolation: Minimum 1500 V RMS via isol[...]

  • Page 9

    APPENDIX B PIN CONFIGURA TIONS 15 APPENDIX C BLOCK DIAGRAM 16 1 - (FG) Frame Ground Common 2 - (TD) T ransmit Data T o Model 1035 3 - (RD) Receive Data From Model 1035 4 - (RTS) Request to Send T o Model 1035 5 - (CTS) Clear to Send From Model 1035 6 - (DSR) Data Set Ready From Model 1035 7 - (SG) Signal Ground Common 8 - (CD) Carrier Detect From M[...]