Patton electronic 1203 دليل المستخدم

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USER
MANUAL
MODEL 1203
High Speed Synchronous
Modem Eliminator
Part# 07M1203-A
SALES OFFICE
Doc# 049013UA
(301) 975-1000
Revised 7/5/95
TECHNICAL SUPPORT
(301) 975-1007

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1.0 WARRANTY INFORMATION 2.0 GENERAL INFORMATION Patton Electronics warrants all Model 1203 components to be free Thank you for your purchase of this Patton Electronics product. from defects, and will—at our option—repair or replace the product This product has been thoroughly inspected and tested and is should it fail within one year from the first date of shipment. warranted for One Year parts and labor. If any questions or problems arise during installation or use of this product, please d

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3.0 CONFIGURATION 3.1 DATA RATE The Model 1203 is equipped with four strapping options that allow configuration to a wide range of applications. To gain access to the The data rate strap controls the rate at which data is transmitted. internal straps, loosen the hex nuts on the DB-25 connectors and pry Adjust the strap to select one of the following options: 7, 14, 28, 56, open the case between the plastic shell ears. Figure 1 shows the 112 and 224 Kbps, or external clocking. If “external

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4.0 INSTALLATION 5.0 OPERATION The Patton Model 1203 is very simple to install. Once you have configured the Model 1203 properly (see Section 3.0) and plugged it into your equipment, you are ready to operate the 1. Configure according to the instructions listed in Section 3.0. unit. After the Model 1203 is properly installed, it should operate transparently—as if it were a standard cable connection. Operating 2. Turn off the computer or device to which the Model 1203 is to be power is derive

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APPENDIX A APPENDIX B SPECIFICATIONS BLOCK DIAGRAM Data Rates: Strap selectable for 7, 14, 28, 56, 112 and 224 Kbps Clocking: Strap selectable for Internal or external clock Grounding: Protective ground (pin 1) may be strapped to signal ground (pin 7) Range: 75 feet on either side (for a total of 150 feet) at 56 Kbps, range extends linearly for lower bit rates and decreases for higher bit rates Functional: Emulates half or full duplex, dial-up or dedicated line RTS/CTS Delay: Selectable per po