Patton electronic 1203 Network Card User Manual
Contents
1. 2 g 4 DCD Selectable per port as continuous or RTS controlled g P 2 4 JENA Dues Ring Indicator Constantly ON B l i a 8 8 Pru o 2 2 Interface EIA RS 232C CCITT V 24 355 F 1 s ae 2H Connectors Choice of two male or two female DB 25 RS 232 E P connectors z E Power Supply None required ws 3 oo o2 Altitude 0 to 10 000 feet Ss O BS Humidity Up to 95 non condensing E H p N e B S5 o o e Dimensions Approximately 5 3 x 2 x 1 2 e B m 3 g B m RP y 7 ae BH B H NV dauWJo u2. The defaults setting is ON for both ports 3 3 RTS CTS DELAY The RTS CTS delay straps determine the amount of delay between the time the Model 1203 sees RTS and when it sends CTS In order to emulate either dial up or leased line modems you can set this strap at either no delay or 6 6mS Port 1 and port 2 may be configured separately The default setting is 6 6mS for both ports 3 4 GROUND The ground strap setting connects the protective ground from port 1 or 2 to the Model 1203 s signal ground The default setting is port 1 4 0 INSTALLATION The Patton Model 1203 is very simple to install 1 Configure according to the instructions listed in Section 3 0 2 Turn off the computer or device to which the Model 1203 is to be connected 3 Plug the DB 25 connectors directly into the serial ports of your RS 232 devices If you wish to extend the distance you may add a cable not to exceed 75 feet on each side Sync Host Sync Host i Model 1203 C LLL PHRRERIERI L 75 foot Cable 75 foot Cable 5 0 OPERATION Once you have configured the Model 1203 properly see Section 3 0 and plugged it into your equipment you are ready to operate the unit After the Model 1203 is properly installed it should operate transparently as if it were a standard cable connection Operating power is derived from the RS 232 data and control signals th
3. USER MANUAL MODEL 1203 High Speed Synchronous Modem Eliminator Ep PHITDUN Klactranics Ca Part 07M1203 A SALES OFFICE Doc 049013UA Revised 7 5 95 OU TUE TECHNICAL SUPPORT 301 975 1007 1 0 WARRANTY INFORMATION Patton Electronics warrants all Model 1203 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 If this product fails or does not perform as warranted your sole recourse shall be repair or replacement as described above Under no condition shall Patton Electronics be liable for any damages incurred by the use of this product These damages include but are not limited to the following lost profits lost savings and incidental or consequential damages arising from the use of or inability to use this product Patton Electronics specifically disclaims all other warranties expressed or implied and the installation or use of this product shall be deemed an acceptance of these terms by the user 1 1 RADIO AND TV INTERFERENCE The Model 1203 generates and uses radio frequency energy and if not installed and used properly that is in strict accordance with the manufacturer s instructions may cause interference to radio and television reception If the Model 1203 does ca
4. ere is no ON OFF switch 5 1 LED Status Indicators The Model 1203 features six front panel status LEDs that indicate the condition of the modem eliminator and the communication link The diagram below shows the location of each of these LEDs Following the diagram is a description of each LED s function e e vs eo TD and RTS indicators blink with data activity CD lights for an incoming signal on the line side and the resulting output signal on the RS 232 APPENDIX A APPENDIX B SPECIFICATIONS BLOCK DIAGRAM Data Rates Strap selectable for 7 14 28 56 112 and 224 Kbps Jo Clocking Strap selectable for Internal or external clock J B ad P 4 E Re KK 5 RR No o o Mes o Grounding Protective ground pin 1 may be strapped to signal H h ground pin 7 Ha 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 i Hie E bit rates 6 d Functional Emulates half or full duplex dial up or dedicated line NNNM h d 4 lt ae RTS CTS Delay Selectable per port OmS or 6 6mS PE
5. etween the plastic shell ears Figure 1 shows the location of each strapping option 224 kbps 112 kbps 56 kbps 28 kbps 14 kbps 7 kbps Data Rate WW external Clock LE I LE LJ ET LE LE Port 2 Frame Ground connects to signal ground 0 mSec 6 6 mSec z s 3 FS o S Ss MIL med ac o o 9 S Simmm 9m mm 0 5 E v 2 O EEE 2 a N o0 m E EOS 2 gt Saa s rEg t t t c5 is mm D 5 z85 G P EEE 2 F o tc 59 Lo 2 Figure 1 Strap settings for the Model 1203 3 1 DATA RATE The data rate strap controls the rate at which data is transmitted Adjust the strap to select one of the following options 7 14 28 56 112 and 224 Kbps or external clocking If external clocking is selected the Model 1203 will automatically match the clocking between your two synchronous devices The default setting is 56 Kbps 3 2 CARRIER DETECT The carrier detect straps allow you to determine whether the carrier is constantly on or controlled by RTS By adjusting the strap you may operate in switched carrier multi point and or hardware handshaking applications Port 1 and port 2 may be configured separately
6. h side of device Constant or RTS controlled carrier selections RTS CTS delay options of OmS or 6 6mS DB 25 connector on each end Half or full duplex Internal or external clocking No external power required LEDs monitor data and control signals 2 2 DESCRIPTION The Patton Model 1203 high speed synchronous modem eliminator allows two synchronous RS 232 DTE host devices to communicate with each other without the need for expensive synchronous modems Supporting selectable data rates of 7 14 28 56 112 and 224 Kbps the Model 1203 needs no AC power or batteries for operation The Model 1203 provides internal or external clock options and operates half or full duplex To emulate dial up or dedicated service the delay between RTS and CTS can be set to either OmS or 6 6mS The carrier can be configured either as constantly on or controlled by RTS Measuring only 5 3 x 2 0 x 1 2 the Model 1203 is equipped with a DB 25 connector on each end Cable runs up to 75 feet on either side of the device 150 feet total are possible at the optimum data rate of 64 Kbps Tri state LED indicators that monitor receive data request to send and data carrier detect on each side of the device 3 0 CONFIGURATION The Model 1203 is equipped with four strapping options that allow configuration to a wide range of applications To gain access to the internal straps loosen the hex nuts on the DB 25 connectors and pry open the case b
7. use interference to radio or television reception which can be determined by disconnecting the unit the user is encouraged to try to correct the interference by one or more of the following measures moving the computing equipment away from the receiver re orienting the receiving antenna and or plugging the receiving equipment into a different AC outlet such that the computing equipment and receiver are on different branches 1 2 SERVICE All warranty and non warranty repairs must be returned freight prepaid and insured to Patton Electronics All returns must have a Return Materials Authorization number on the outside of the shipping container This number may be obtained from Patton Electronics Technical Service at 301 975 1007 Packages received without an RMA number will not be accepted Patton Electronics technical staff is also available to answer any questions that might arise concerning the installation or use of your Model 1203 Technical Service hours 8AM to 5PM EST Monday through Friday 2 0 GENERAL INFORMATION Thank you for your purchase of this Patton Electronics product This product has been thoroughly inspected and tested and is warranted for One Year parts and labor If any questions or problems arise during installation or use of this product please do not hesitate to contact Patton Electronics Customer Service at 301 975 1007 2 1 FEATURES Synchronous data rates to 224 Kbps Cable runs to 75 feet on eac
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