Model 1080ARC User Manual
Contents
1. 24 2 5 0 5 1 5 2 5 3 5 4 00 w gt Multipoint Twisted Pair 26 OPS At ON ene 27 LED Status Monitors 27 The TD and RD 27 The RTS and CD Indicators 28 The Test IndiCator aei m tede td reete 28 The Error Indicators oan ea 28 Setting Up The Error LED To Test Cable Quality 28 Reading The Test inerte deri dines 29 Antistreaming Error 29 deci Pp E E E E Ne 30 Test Modes itasse tieu AEE E 30 Local Analog Loopback LAL 30 Remote Digital Loopback 31 Using The V 52 BER Test Independently 32 Specifications een mc eei 33 Cable Recommendations eee 34 1080ARC Factory Replacement Parts 36 1080ARC Interface Standards 37 1 0 WARRANTY INFORMATION Patton Electronics warrants all Model 1080ARC components to be free from defects and will at our option repair or replace the product should it fail within one2. 12 52 6 Extended Signaling Rate 12 52 7 and S2 8 Word Length 12 Configuration Switch Set S3 13 53 1 Input Impedance 14 53 4 Mode Selection 14 53 5 RS 232 Initiation of Local Loopback Test 14 53 6 RS 232 Initiation of Remote Loopback Test 15 53 7 and S3 8 Antistream 15 Rear Card Configuration 16 DB 25 RJ 11 amp DB 25 RJ 45 Strap Settings 17 Line Shield amp FRGND JB2 18 DTE Shield Pin 1 amp FRGND 18 SGND amp FROND JB4 sseseeeneneneen 19 RJ 45 RJ 11 amp RJ 45 RJ 45 Strap Settings 19 Line Shield amp FRGND JB2 20 SGND amp FRGND JB5 20 DTE Interface Pin 2 JB6 21 Installation sine 22 The Model 1000r16p Rack Chassis 22 The Rack Power Supply 22 Switching the Power Supply On and Off 22 Installing The Model 1080arc Into The Chassis 23 Wiring The Model 1080arc ss 23 RS 232 Connection 23 Twisted Pair Connection 23 Point to Point Twisted Pair
3. 13 S3 1 Input Impedance The setting for switch S3 1 S3 2 determines the 1080ARC s input impedance This allows you to choose the optimum impedance setting for your application In long distance applications the impedance of the cable must match the impedance of the load or resistor of the Model 1080ARC Thicker gauge cables requires a lower ohm setting while a thinner gauge cable should receive a higher ohm setting If you are using higher speeds you will need a lower ohm setting and a higher ohm setting for the slower speeds See Table 13 for more details on selecting a setting Table 14 Input Impedance Settings S3 1 S3 2 Setting On On 130 ohms On Off 200 ohms Off On 320 ohms Off Off High impedance minimum 2k ohms S3 4 Mode Selection The setting for switch S3 4 allows the user to choose the appropriate set ting for point to point or multipoint applications see Table 15 Table 15 Mode Selection Settings S3 4 Setting On Point to point On Multipoint application as Master Off Multipoint application as Slave S3 5 RS 232 Initiation of Local Loopback Test The setting for switch S3 5 determines whether or not the Model 1080ARC s local analog loopback test can be initiated by raising pin 18 on the RS 232 interface see Table 16 Table 16 RS 232 Local Loopback Settings RS 232 initiation enabled Off RS 232 initiation disabled
4. On 2 5 to 2 3 S2 7 and S2 8 Word Length Switches S2 7 and S2 8 are set in combination to determine the word length for asynchronous synchronous data see Table 11 Table 11 Word Length Settings S2 7 S2 8 Setting On Off 8 bits On On 9 bits Off Off 10 bits Off On 11 bits 12 3 4 CONFIGURATION SWITCH SET S3 The DIP switches on S3 set the antistream control local loopback enable remote loopback enable and receive input impedance levels for the Model 1080ARC The default settings are summarized in Table 12 and Table 13 Table 12 Summary of DIP switch default settings for S3 Position Input Impedance Function Factory Default 200 Ohms 3 2 Input Impedance Not yet assigned Mode Selection Local Loopback 200 Ohms Point to Point Disabled S3 6 Remote Loopback Disabled S3 7 Antistream Control Disabled S3 8 Antistream Control Disabled Table 13 Selection Table for S3 1 S3 2 Data Rates kbps Gabig 12 18 24 36 48 72 96 144 192 288 384 576 gauge 19 320 320 200 200 200 200 200 130 130 130 130 130 22 320 320 320 200 200 200 200 200 130 130 130 130 24 320 320 320 320 200 200 200 200 200 130 130 130 26 320 320 320 320 320 200 200 200 200 200 130 130
5. S1 5 and S1 6 Clock Source Switches S1 5 and S1 6 are set in combination to determine the transmit clock source for the Model 1080ARC see Table 3 Table 3 S1 5 and S1 6 Clock Source Settings S1 5 S1 6 Setting On On Internal transmit clock Off On Receive recover clock On Off External transmit clock S1 7 Asynchronous Synchronous Mode The setting for switch S1 7 determines whether the Model 1080ARC is in asynchronous or synchronous operating mode see Table 4 Table 4 Asynchronous Synchronous Mode Settings CRETE Off Synchronous 51 8 Carrier Control Method The setting for switch 51 8 determines whether the carrier is constantly on or controlled by RTS This setting allows for operation in switched carrier multipoint and or hardware handshaking applications see Table 5 Table 5 Carrier Control Method Settings 1 8 Setting Off Constantly on On Controlled by RTS 10 3 3 CONFIGURATION SWITCH SET S2 The DIP switches on S2 set word length extended signaling rate RTS CTS delay V 52 amp V 54 diagnostic tests and 2 and 4 wire operation The default settings are summarized in Table 6 Table 6 Summary of DIP switch default settings for S2 Position Function Factory Default S2 1 Not Used N A S2 2 2 Wire 4 Wire Off 4 Wire S2 3 V 52 V 54 Tests Off Normal Operation S2 4 RTS CTS Delay On 7 ms S2 5 RTS CT
6. 2 amp Black White Figure 8 AT amp T standard modular color codes 25 Blue Yellow Brown Slate Multipoint Twisted Pair Connection The Model 1080ARC supports multipoint applications using a star topol ogy Maximum distance between the units will vary based upon the number of drops data rate wire gauge etc Call Patton Technical Sup port for specific distance estimates Figure 9 and Figure 10 show how to wire the one pair and two pair cables properly for a Model 1080ARC star topology Note that the ground connection is not needed FIRST SECOND HOST SLAVE SLAVE XMT ______ RCV tir ren ie ee RCV IMT gt RCV RCV XMT 20 XMT ROV XMT XMT Figure 9 Two pair star wiring for Model 1080ARC host and slaves FIRST SECOND HOST SLAVE SLAVE XMT m A XMT MNT XMT _ XMT Mitac M 6 XMT Figure 10 Single pair star wiring for Model 1080ARC host and slaves 26 5 0 OPERATION Once you have configured each Model 1080A properly and connected the twisted pair and RS 232 cables see section 4 0 Installation on page 22 you are ready to operate the units This section describes reading the LED status monitors powering up and using the built in V 52 and V 54 test modes 5 1 LED STATUS MONITORS The Model 1080A features six front panel status LEDs that indicate the condition of the modem and commu
7. Oy RTIFIED An ISO 9001 Certified Company Part 07M1080ARC D Doc 072051UD Revised 7 12 01 USER MANUAL MODEL 1080ARC Universal Synchronous amp Asynchronous Short Range Modem Rack Mount Card N Model 1080ARC Power 27 1 t e Test Emr Remote G Analog Di GET f ni DE PATTON uu Electronics To SALES OFFICE 301 975 1000 TECHNICAL SUPPORT 301 975 1007 1 0 1 1 1 2 1 3 2 0 2 1 2 2 3 0 3 1 3 2 3 3 3 4 3 5 4 0 4 1 4 2 4 3 TABLE OF CONTENTS Warranty Information ss 4 FECG Informalion s 2 he een Ro 4 CE NOfiCo 7 utet ott ete efe i o Eee 4 S6IVIGO i een e reni ad UU V 5 General Information 6 Featul6S p UE D Ue I ER EUR Description il III IER iL ERE ED Configuration Switch Locations and 8 Configuration Switch Set 51 9 51 1 through 51 4 Data Rate 9 51 5 and 81 6 Clock Source 10 51 7 Asynchronous Synchronous Mode 10 51 8 Carrier Control Method sseeeeee 10 Configuration Switch Set S2 11 52 2 2 Wire 4 Wire Mode 11 52 3 V 52 and V 54 Diagnostic 11 52 4 S2 5 RTS CTS
8. 1 and 6 or RJ 45 pins 2 and 7 to frame ground These pins can be used as connections for the twisted pair cable shield In the open disconnected position pins 1 and 6 or 2 and 7 remain connected to each other but are lifted from the frame ground see Table 20 Table 20 Line Shield amp FRGND JB2 Settings JB2 Position 1 amp 2 Line Shield and FRGND Connected Position 2 amp 3 Line Shield and FRGND Not Connected DTE Shield Pin 1 amp FRGND JB3 In the connected closed position this strap links DB 25 pin 1 and frame ground In the open disconnected position pin 1 is lifted from frame ground see Table 21 Table 21 DTE Shield Pin 1 amp FRGND JB3 Settings JB3 Position 1 amp 2 DTE Shield Pin 1 and FRGND Connected Position 2 amp 3 DTE Shield Pin 1 and FRGND Not Connected 18 SGND amp FRGND JB4 In the connected closed position this strap links DB 25 pin 7 Signal Ground and frame ground In the open disconnected position pin 1 is lifted from frame ground see Table 22 Table 22 SGND amp FRGND JB4 Settings JB4 Position 1 amp 2 SGND pin 7 and FRGND Connected Position 2 amp 3 SGND Pin 7 and FRGND Not Connected RJ 45 RJ 11 amp RJ 45 RJ 45 Strap Settings Figure 6 shows strap locations for the Model 1000RCM1D11 RJ 45 RJ 11 and the Model 1000RCM1D45 RJ 45 RJ 45 rear cards These str
9. 14 S3 6 RS 232 Initiation of Remote Loopback Test The setting for switch S3 6 determines whether or not the Model 1080ARC s remote digital loopback test can be initiated by raising pin 21 on the RS 232 interface see Table 17 Table 17 RS 232 Remote Loopback Settings S3 6 Setting On RS 232 initiation enabled Off RS 232 initiation disabled S3 7 and S3 8 Antistream Control Switches S3 7 and S3 8 are set in combination to determine the timeout period for the Model 1080ARC s antistream control timer see Table 18 Table 18 Antistream Control Settings S3 7 3 8 Setting Off Off Disabled Off On 12 5 seconds On Off 50 seconds On On 12 5 seconds 15 3 5 REAR CARD CONFIGURATION The Model 1080ARC has four interface card options DB 25 RJ 11 Dual RJ 45 RJ 45 RJ 11 and DB 25 RJ 45 Each of these options supports one RS 232 connection and one 4 wire connection the RS 232 port is always the lower port on the interface card Figure 3 illustrates the four different interface options for the Model 1080ARC RJ 11 6 wire RJ 45 8 wire RJ 45 8 wire RJ 11 6 wire 25 25 RJ 45 10 wire RJ 45 10 wire Figure 3 Model 1080ARC interface card options Prior to installation you will need to examine the rear card that you have selected and ensure that it is configured properly for your application Each rear card is configured by setting strap
10. antistreaming circuitry C The Error LED is also used to detect line quality such 1 The improper use of flat non twisted pair cable to connect the modems 2 One or more broken wire in the 4 wire twisted pair cable 3 The use of low quality twisted pair cable to connect the modems 4 Broken or corroded connector Note In detecting line quality the Error LED indicator is designed for 4 wire twisted pair cable only and may not function properly with two wire cable Setting Up The Error LED To Test Cable Quality If there is any question as to the quality of your line we recommend the following test 1 Disconnect both local and remote modems from their RS 232 inter face Make sure TD RD and RTS LEDs are lit red 28 2 Set input impedance of both modems to 200 S3 1 On S3 2 Off 3 Set data rate on both modems 9 6kbps S1 1 On S1 2 Off S1 3 Off 51 4 On 4 On local modem set Carrier Constantly On 51 8 Off 5 Set remote modem to RTS control 51 8 On 6 Place both front panel toggle switches to neutral position Test Led will not light 7 Connect both modems to the 4 wire twisted pair cable to be tested see Twisted Pair Connection on page 23 Reading The Test A If line quality is good Error LED on local modem will not light and CD LED will be red On remote modem Error LED will not light and CD LED will light green B If fl
11. chassis mid plane socket or when the chassis power supply is turned on Note The Model 1080ARC is a hot swappable card it will not be damaged by plugging it in or removing it while the rack is pow ered up When the local and remote Model 1080ARCs are both powered up and are passing data normally the following LED conditions will exist PWR green TD amp RD flashing red and green e RTS amp CD green e TEST off 5 4 TEST MODES The Model 1080ARC offers two V 54 test modes and two V 52 test modes to evaluate the condition of the modems and the communication link Both sets of tests can be activated physically from the front panel The V 54 test can also be activated from the RS 232 interface Note V 54 and V 52 test modes on the Model 1080ARC are available for point to point applications only Local Analog Loopback LAL The Local Analog Loopback LAL test checks the operation of the local Model 1080ARC and is performed separately on each unit Any data sent to the local Model 1080ARC in this test mode will be echoed returned back to the user device For example characters typed on the keyboard of a terminal will appear on the terminal screen To perform a LAL test follow these steps 1 Activate LAL This may be done in one of two ways First by mov ing the upper front panel toggle switch RIGHT to Analog Second by raising pin 18 on the RS 232 interface note be sure DIP switch S
12. this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected 1 2 CE NOTICE The CE symbol on your Patton Electronics equipment indicates that it is in compliance with the Electromagnetic Compatibility EMC directive and the Low Voltage Directive LVD of the Union European EU A Certificate of Compliance is available by contacting Patton Technical Support 1 3 SERVICE All warranty and non warranty repairs must be returned freight prepaid and insured to Patton Electronics All returns must have a Return Materi als Authorization number on the outside of the shipping container This number may be obtained from Patton Electronics Technical Service at Tel 301 975 1007 E mail support patton com URL www patton com Note Packages received without an RMA number will not be accepted Patton Electronics technical staff is also available to answer any ques tions that might arise concerning the installation or use of your Model 1080ARC Technical Service hours 8AM to 5PM EST Monday through Friday 2 0 GENERAL INFORMATION Thank you for pu
13. 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 spe cifically 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 FCC INFORMATION This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interfer ence when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense If
14. 1 6 is enabled Once LAL is activated the Model 1080ARC trans mit output is connected to its own receiver The Test LED should be lit 2 Verify that the data terminal equipment is operating properly and can be used for a test 30 3 Locate the lower of the two toggle switches on the front panel of the Model 1080ARC and move it to the right This will activate the V 52 BER test mode and inject a 511 test pattern into the local loop If any errors are present in the loop the red Error LED will blink spo radically 4 If the BER test indicates no errors are present move the V 52 tog gle switch to the left thus activating the 511 E test with periodic errors If the test is working properly the red Error LED will blink regularly A successful 511 E test will confirm that the loop is in place and that the Model 1080ARC s built in 511 generator and detector are working properly 5 If the BER test indicates that errors are present check to see that the RS 232 cable connecting the DTE to the Model 1080ARC is wired straight through and is plugged in properly Also ensure that the Model 1080ARC is configured properly Then re check your DTE equipment If you still have errors call Technical Support at 301 975 1007 Remote Digital Loopback RDL The Remote Digital Loopback RDL test checks the performance of both the local and remote Model 1080ARCs and the communication link between them Any charac
15. C From 1080ARC Receive Clock 17 4 RTS Request to Send To 1080ARC To 1080ARC Analog Loop 18 5 CTS Clear to Send From 1080ARC 6 DSR Data Set Ready From 1080ARC 7 SG Signal Ground To 1080ARC Data Term Ready 8 DCD Data Carrier From 1080ARC DTR 20 Detect To 1080ARC Digital Loop 21 To 1080ARC External Clock 24 From 1080ARC Test Mode 25 37 Notes 38 Notes 39 Notes Copyright 2001 Patton Electronics Company All Rights Reserved 40
16. S Delay On 7 ms S2 6 Extended Signaling Rate Off 2 5 to 1 S2 7 Word Length Off 10 bits S2 8 Word Length Off 10 bits S2 2 2 Wire 4 Wire Mode Selection The setting for switch S2 2 determines whether the Model 1080ARC is operating in 2 wire or 4 wire mode see Table 7 Table 7 2 Wire 4 Wire Mode Selection Settings S2 2 Setting Off 4 wire full or half duplex On 2 wire half duplex only S2 3 V 52 and V 54 Diagnostic Test To reset the V 54 circuit set switch S2 3 to the ON position then back to the OFF position see Table 8 Table 8 V 52 and V 54 Diagnostic Test Settings S2 3 Setting ee Off Normal Operation On Test Disabled 11 S2 4 and S2 5 RTS CTS Delay The combined settings for switches S2 4 and S2 5 determine the amount of delay between the time the Model 1080ARC sees RTS and when it sends CTS Options are no delay 7 ms and 53 ms see Table 9 Table 9 RTS CTS Delay Settings S2 4 82 5 Setting On On 7ms On Off 53 ms Off On No delay Off Off No delay S2 6 Extended Signaling Rate The setting for switch S2 6 determines the range of variability the Model 1080ARC looks for in asynchronous data rates i e the actual variance from a given frequency level the Model 1080ARC will tolerate see Table 10 Table 10 Extended Signaling Rate Settings S2 6 Setting Off 2 5 to 1
17. antistream control and input impedance As Figure 2 shows the orientation of all DIP switches is the same with respect to ON and OFF positions Figure 1 Model 1080ARC board showing location of DIP switches Figure 2 Close up of DIP switches showing ON and OFF positions 8 3 2 CONFIGURATION SWITCH SET S1 The DIP switches on S1 set data rate clock source async sync mode and carrier control method The default settings are summarized in Table 1 Table 1 Summary of DIP switch default settings for set S1 Position Function Factory Default S1 1 Data Rate On 9 600 bps S1 2 Data Rate Off 9 600 bps S1 3 Data Rate Off 9 600 bps 51 4 Data Rate On 9 600 bps 1 5 Clock Source On Internal S1 6 Clock Source On Internal S1 7 Async Sync On Async S1 8 Carrier Control Off Constantly On S1 1 through S1 4 Data Rate Setting Switches S1 1 through S1 4 are set in combination to determine the asynchronous and synchronous data rate for the Model 1080ARC see Table 2 Table 2 S1 1 through 51 4 Data Rate Settings 51 1 51 2 51 3 51 4 Setting On On On On 1 2 kbps Off On On On 1 8 kbps On Off On On 2 4 kbps Off Off On On 3 6 kbps On On Off On 4 8 kbps Off On Off On 7 2 kbps On Off Off On 9 6 kbps Off Off Off On 14 4 kbps On On On Off 19 2 kbps Off On On Off 28 8 kbps On On Off Off 38 4 kbps Off On Off Off 57 6 kbps
18. aps determine various grounding characteristics for the RS 232 and twisted pair lines JB2 peg 1 on top JB6 peg 1 on top JB5 peg 1 on left Figure 6 RJ 45 RJ 11 amp RJ 45 RJ 45 strap locations 19 Table 23 provides an overview of strap functions for the modular modular cards Following the table is a detailed description of each strap s func tion Table 23 RJ 45 RJ 11 amp RJ 45 RJ 45 Interface Card Strap Summary Strap Function Position 1 amp 2 Position 2 amp 3 JB2 Line Shield amp FRGND Connected Open JB5 SGND amp FRGND Connected Open JB6 DTE Pin 2 DSR RI Line Shield amp FRGND JB2 This strap pertains to the line interface In the connected closed posi tion this strap links RJ 11 pins 1 and 6 or RJ 45 pins 2 and 7 to frame ground These pins can be used as connections for the twisted pair cable shield In the open disconnected position pins 1 and 6 or 2 and 7 remain connected to each other but are lifted from frame ground see Table 24 Table 24 Line Shield amp FRGND JB2 Settings JB2 Position 1 amp 2 Line Shield and FRGND Connected Position 2 amp 3 Line Shield and FRGND Not Connected SGND amp FRGND JB5 This strap pertains to the DTE interface which is a 10 position modular RJ 45 jack In the connected closed position this strap links modular pin 5 Signal Ground and frame ground In the open disconnected position pi
19. ard slides in from the rear They plug into one another in the middle of the rack The front card is then secured by thumb screws and the rear card by conventional metal screws Figure 7 Model 1000R16P Rack Chassis with power supply Switching the Power Supply On and Off The power supply on off switch is located on the front panel When plugged in and switched on a red front panel LED will glow Since the Model 1000R16P is a hot swappable rack it is not necessary for any cards to be installed before switching on the power supply The power supply may be switched off at any time without harming the installed cards Be sure power is off before power module card is removed 22 4 2 INSTALLING THE MODEL 1080ARC INTO THE CHASSIS The Model 1080ARC is comprised of a front card and a rear card The two cards meet inside the rack chassis and plug into each other by way of mating 50 pin card edge connectors Use the following steps as a guideline for installing each Model 1080ARC into the rack chassis 1 Slide the rear card into the back of the chassis along the metal rails provided 2 Secure the rear card using the metal screws provided 3 Slide the card into the front of the chassis It should meet the rear card when it s almost all the way into the chassis 4 Push the front card gently into the card edge receptacle of the rear card It should click into place 5 Secure the front card using the thumb screws Not
20. at cable is used or parts of the line are flat cable Error LED on local modem will light red and CD LED will light green On remote modem Error LED will not light and CD LED will light green C If one wire from the 4 wire twisted pair is broken Error LED will light red and CD LED will light green on at least one modem Note We cannot guarantee accurate detection if small pieces of flat cable are present in the line beyond 1500ft of the local modem 5 2 ANTISTREAMING ERROR INDICATOR When not in test mode green Test LED is off the front panel Error LED is used to indicate a streaming error When the Model 1080A s anti streaming circuitry is enabled the RTS signal from the DTE is timer con trolled The timer begins to count when the DTE raises RTS If the time period that RTS remains high exceeds the preset timeout period the antistream circuit will force RTS low The Error LED will light red indi cating a streaming condition RTS continually on This feature prevents a malfunctioning terminal from tying up a computer port in a multidrop or polling environment When the DTE drops RTS the antistreaming timer is automatically reset and the front panel Error LED turns off The time out period is DIP switch selectable for 12 5 or 50 seconds 29 5 3 POWER UP There is no power switch on the Model 1080ARC Power is automati cally applied to the Model 1080ARC when its card edge connector makes contact with the
21. ce 19 AWG 83nF mi or 15 72 pF ft 0163 ft 22 AWG 83nF mi or 15 72 pF ft 0326 ft 24 AWG 83nF mi or 15 72 pF ft 05165 ft 26 ANG 83nF mi or 15 72 pF ft 08235 ft We fully expect that the Short Range Modems will operate on lines with specifications different from those tested but to reduce the potential diffi culties in the field one should ensure that the cable being used has sim ilar or better characteristics lower capacitance or lower resistance Model 1080A Distance Table miles Wire Gauge Data Rate 19 22 24 26 57 600 12 7 0 5 3 4 0 38 400 13 7 5 6 2 4 2 28 800 14 8 0 6 6 4 6 19 200 16 8 5 7 0 5 1 14 400 17 11 0 9 2 6 5 9 600 18 5 13 0 10 4 7 5 7 200 19 0 13 5 10 9 8 0 4 800 19 5 14 0 11 3 8 8 3 600 20 14 5 11 5 8 8 2 400 20 5 15 0 11 6 9 0 1 800 20 5 15 0 11 5 8 9 1 200 20 15 0 11 4 8 9 Wire with capacitance of 20pF ft or less is suitable for all our Short Range Modems however distances may vary from those published in our catalog Resistance will also affect distance but not functionality Wire should be 26 AWG or larger smaller AWG Patton products are designed to withstand normal environmental noise and conditions however other environmental factors too numerous to discuss in this format may affect proper operation of the SRM s 34 Selection of the proper SRM for an application is critical to maintaining Customer Satisfa
22. ction and should be taken seriously Certain models are better suited for particular applications and environments than others 35 APPENDIX C 1080ARC FACTORY REPLACEMENT PARTS The Patton Model 1080ARC rack system features interchangeable rear cards power cords fuses for international various operating environ ments and other user replaceable parts Model numbers descriptions and prices for these parts are listed below Patton Model Description 1000RPEM 120 240V Rear Power Entry Module 1000RPSM 1 120 240V Front Power Supply Module 1000RPEM DC DC Rear Power Entry Module 1000RPSM 48A 48V Front Power Supply Module 0805US American Power Cord 0805EUR European Power Cord CEE 7 0805EURP Europlug Power Cord CEE 7 16 0805UK United Kingdom Power Cord 0805AUS Australia New Zealand Power Cord 0805DEN Denmark Power Cord 0805FR France Belgium Power Cord 0805IN India Power Cord 080515 Israel Power Cord 0805JAP Japan Power Cord 0805SW Switzerland Power Cord 0516FPB1 Single Width Blank Front Panel 0516FPB4 4 Wide Blank Front Panel 0516RPB1 Single Width Blank Rear Panel 0516RPB4 4 Wide Blank Rear Panel 056S1 Set of 16 4 pan head screws washers 36 APPENDIX D 1080ARC INTERFACE STANDARDS DIRECTION STANDARD RS 232C V 24 DCE SETTING DIRECTION 1 FG Frame Ground From 1080ARC Transmit Clock 15 2 TD Transmit Data To 1080ARC 3 RD Receive Data From 1080AR
23. e Since the Model 1000R16P chassis allows hot swapping of cards it is not necessary to power down the rack when you install or remove a Model 1080ARC 4 3 WIRING THE MODEL 1080ARC Each of the rear interface cards compatible with the Model 1080ARC has one RS 232 port and one 4 wire twisted pair port These cards provide a female DB 25 for RS 232 connection RS 232 Connection The Model 1080ARC uses a DB 25 female to connect the RS 232 inter face to your computing hardware It is pinned according to the RS 232C V 24 interface standard For specific interface pin outs please refer to the diagrams in Appendix D on page 37 of this manual The Model 1080ARC is wired to connect to a DTE If your RS 232 out put device is a DTE use a straight though cable to connect to the Model 1080ARC If your RS 232 output device is DCE call Technical Support at 301 975 1007 for specific installation instructions Twisted Pair Connection The Model 1080ARC operates over one or two twisted pair In all appli cations the twisted pair wire must be 26 AWG or thicker unconditioned dry metallic wire Both shielded and unshielded wire yield favorable results 23 Note The Model 1080ARC communicates in a closed data circuit with another Model 1080ARC or other compatible modem Dial up analog circuits such as those used with a standard Hayes type modem are not acceptable For further information about acceptable wire grades please r
24. efer to the diagrams in Appendix B on page 34 Point to Point Twisted Pair Connection The 6 position RJ 11 and 8 position RJ 45 jack options for the Model 1080ARC are prewired for a standard TELCO wiring environment Con nection of a 2 wire or 4 wire twisted pair circuit between two or more Model 1080ARCs requires a crossover cable as shown in Table 27 Table 28 Table 29 Table 30 and Figure 8 Table 27 RJ 11 4 Wire SIGNAL PIN COLOR COLOR PIN SIGNAL GNDT 1 Bluet White 6 GND RCV 2 Yellow Red 4 XMT XMT 3 Green Black 5 RCV XMT 4 Red Yellow 2 RCV RCV 5 Black Green 3 XMT GND 6 White Blue 1 GND Table 28 RJ 45 4 Wire SIGNAL PIN COLOR COLOR PIN SIGNAL GNDt 2 Oranget Brown 7 GND RCV 3 Black Green 5 XMT XMT 4 Red Yellow 6 RCV XMT 5 Green Black 3 RCV RCV 6 Yellow Red 4 XMT GND 7 Brown Orange 2 GND Connection to ground is optional Standard color codes yours may be different The Model 1080ARC is not sensitive to polarity 24 Table 29 RJ 11 2 Wire SIGNAL PIN COLOR COLOR PIN SIGNAL XMT 3 Green Green 3 XMT XMT 4 Red Red 4 XMT Table 30 RJ 45 2 Wire SIGNAL PIN COLOR COLOR PIN SIGNAL XMT 4 Red Red 4 XMT XMT 5 Green Green 5 XMT Standard color codes yours may be different The Model 1080ARC is not sensitive to polarity Blue Yellow Green
25. equalization automatic gain control antistreaming timer transformer isolation and Silicon Avalanche Diode surge protec tion The Model 1080ARC features V 52 compliant bit error rate pattern tests and two V 54 test modes The Model 1080ARC is designed to mount in Patton s 2U high 19 rack chassis This 16 card chassis has a switchable 120 240 volt power sup ply and mounts cards in a mid plane architecture The front card can be plugged into different rear cards This means that the Model 1080ARC card can have several interface options and can be switched with other Patton short haul cards 3 0 CONFIGURATION This section describes the location and orientation of the Model 1080ARC s configuration switches and provides detailed instructions on setting each of the switches The Model 1080ARC uses a unique package of 24 DIP switches that allow configuration to an extremely wide range of applications These 24 DIP switches are accessible when the card is slid out of the rack chassis Once configured the Model 1080ARC is designed to operate transpar ently without need for frequent re configuration 3 1 SWITCH LOCATIONS AND ORIENTATION The Model 1080ARC has three sets of eight switthes S1 S2 and S3 which are mounted on the PC board Figure 1 These configuration switches allow you to select data rates clocking methods V 52 amp V 54 tests word lengths extended signaling rates async or sync mode 2 or 4 wire operation
26. n 5 is lifted from frame ground see Table 25 Table 25 SGND amp FRGND JB5 Settings JB5 Position 1 amp 2 SGND pin 5 and FRGND Connected Position 2 amp 3 SGND pin 5 and FRGND Not Connected 20 DTE Interface Pin 2 JB6 This strap configures DTE interface pin 2 for Ready Start DSR opera tion when placed on pegs 1 amp 2 Placing the strap on pegs 2 amp 3 is nota valid option when using this rear interface card in conjunction with the Model 1080ARC see Table 26 Table 26 DTE Interface Pin 2 JB6 Settings Position 1 amp 2 Ready Start DSR Operation Position 2 amp 3 Nota valid option 21 4 0 INSTALLATION This section describes the functions of the Model 1000R16P rack chas sis tells how to install front and rear Model 1080ARC cards into the chassis and provides diagrams for wiring the interface connections cor rectly 4 1 THE MODEL 1000R16P RACK CHASSIS The Model 1000R16P Rack Chassis Figure 7 has sixteen short range modem card slots plus its own power supply Measuring only 3 5 high the Model 1000R16P is designed to occupy only 2U in a 19 rack Sturdy front handles allow the Model 1000R16P to be extracted and transported conveniently The Rack Power Supply The power supply included in the Model 1000R16P rack uses the same mid plane architecture as the modem cards The front card of the power supply slides in from the front and the rear c
27. nication link Figure 11 shows the front panel location of each LED Following Figure 11 is a description of each LED s function Model 1080RC Power gt Q 9 9 9 9 9 Remote Analog SIME 511 PRITON zz Figure 11 The Model 1080ARC front panel showing LEDs and switches The TD and RD Indicators The TD and RD indicators blink red and green with data activity Red indicates a low RS 232 logic level green indicates a high RS 232 logic level 27 Note RS 232 devices idle in low state so the LED will glow red if the connections are correct and the RS 232 device is in an idle state The RTS and CD Indicators The RTS and CD indicators are bi color and will glow red for a low signal or green for a high signal RTS lights for an incoming signal on RS 232 pin 4 CD lights for an incoming signal on the line side and the resulting output signal on RS 232 pin 8 The Test Indicator The green Test LED indicates that V 52 or V 54 tests are running The Error Indicators The Error indicator LED has three functions A When the 1080A is in test mode green Test LED is lit the error LED glows red when bit errors occur B When not in test mode green Test LED is off the error LED is used to indicate an RTS streaming condition See section 5 2 Antistreaming Error Indicator on page 29 for information on the
28. ormat APPENDIX A SPECIFICATIONS Synchronous or asynchronous 2 wire half duplex or 4 wire full or half duplex Internal Interface Connection to Model 1000R16P rack chassis via 50 pin male card edge External Interface DB 25 female RJ 11 or RJ 45 Transmission Line 2 or 4 wire UTP 19 26 AWG Data Rates Synchronous or asynchronous at 1 2 1 8 2 4 3 6 4 8 7 2 9 6 14 4 19 2 28 8 38 4 and 57 6 kbps switch selected Clocking Internal external or receive recover Controls Carrier constantly ON or controlled by RTS RTS CTS delay set to no delay 7 or 53 ms Applications Point to point or multi point Indicators Bi color LED indicators for TD RD RTS amp CD single LED indicators for Test and Error Diagnostics V 52 compliant bit error rate pattern Transformer Isolation V 54 compliant Local Analog Loop back and Remote Digital Loopback activated by front panel switch or via RS 232 interface 1500 V RMS Surge Protection Silicon Avalanche Diodes Temperature 0 50 C 32 122 F Humidity 0 95 non condensing Dimensions 0 95 w x 3 1 h x 5 4 33 APPENDIX B CABLE RECOMMENDATIONS All Patton Electronics Company Short Range Modems are tested to the distances published in our Catalogs and Specification Sheets on twisted pair cable with the following characteristics Wire Gauge Capacitance Resistan
29. rchasing this Patton Electronics product This product has been thoroughly inspected by Patton s qualified technicians If any questions or problems arise during installation or use of this product please do not hesitate to contact Patton Electronics Technical Support at 301 975 1007 2 1 FEATURES e Synchronous or asynchronous operation 2 wire half duplex or 4 wire full or half duplex e V 52 amp V 54 test modes Automatic equalization amp gain control Anti streaming timer Data rates to 57 6 kbps Distances up to 20 miles 32 km Point to point or multipoint nternal external or received loopback clocking Hardware and software flow control support Built in transformer isolation amp high speed surge protection Bi color LED indicators Switchable 120V or 240V power supply Mounts in Patton s 16 card rack chassis Detects broken or inferior cable by lighting error LED 2 2 DESCRIPTION The Model 1080ARC Series Universal Short Range Modem operates 2 wire half duplex or 4 wire full or half duplex in synchronous or asyn chronous modes at an extended range of 20 miles It operates at 12 switch selectable data rates to 57 6 kbps The Model 1080ARC always operates in sync mode between the local and remote modems when connected to an async RS 232 device the Model 1080ARC converts the async data to sync data The Model 1080ARC has several features to enhance overall perfor mance automatic
30. s located on the PC board Sections DB 25 RJ 11 amp DB 25 RJ 45 Strap Settings on page 17 and RJ 45 RJ 11 amp RJ 45 RJ 45 Strap Settings on page 19 describe the strap locations and possible settings for each rear card 16 DB 25 RJ 11 amp DB 25 RJ 45 Strap Settings Figure 4 shows strap locations for the Model 1000RCM12511 DB 25 RJ 11 and the Model 1000RCM12545 DB 25 RJ 45 rear cards These straps determine various grounding characteristics for the RS 232 and twisted pair lines JB2 peg 1 on left JB3 peg 1 on top JB4 peg 1 on left Figure 4 DB 25 RJ 11 amp DB 25 RJ 45 strap locations Figure 5 shows the orientation of the rear interface card straps Observe that the strap can either be on pegs 1 and 2 or on pegs 2 and 3 2 3 1 2 3 1 2 3 Figure 5 Orientation of interface card straps 17 Table 19 provides an overview of strap functions for the DB 25 modular cards Following this overview is a detailed description of each strap s function Table 19 DB 25 RJ 11 amp DB 25 RJ 45 Interface Card Strap Summary Strap Function Position 1 amp 2 Position 2 amp 3 JB2 Line Shield amp FRGND Connected Open JB3 DTE Shield Pin1 amp Connected Open FRGND JB4 FRGND amp SGND Connected Open indicates factory default Line Shield amp FRGND JB2 This strap pertains to the line interface In the connected closed posi tion this strap links RJ 11 pins
31. ters sent to the remote 1080ARC in this test mode will be returned back to the originating device For example char acters typed on the keyboard of the local terminal will appear on the local terminal screen after having been passed to the remote Model 1080ARC and looped back To perform an RDL test follow these steps 1 Activate RDL This may be done in two ways First by moving the upper front panel toggle switch LEFT to Remote Second by rais ing pin 21 on the RS 232 interface 2 Verify that the DTE equipment on the local end is operating properly and can be used for a test 3 Locate the lower of the two toggle switches on the front panel of the 1080ARC and move it to the right This will activate the V 52 BER test mode and inject a 511 test pattern into the remote loop If any errors are present in the loop the red Error LED will blink sporadi cally 31 4 If the BER test indicates no errors are present move the V 52 tog gle switch to the left thus activating the 511 E test with periodic errors If the test is working properly the red Error LED will blink regularly A successful 511 E test will confirm that the loop is in place and that the Model 1080ARC s built in 511 generator and detector are working properly 5b If the remote BER test indicates that errors are present and the local analog loopback BER tests showed that both Model 1080ARCs were functioning properly this suggests a problem
32. with the twisted pair communication line connecting the two modems A common problem is improper crossing of the pairs Also verify that the modular connections are pinned properly and the twisted pair line has continuity If you still have errors call Technical Support at 301 975 1007 Using The V 52 BER Test Independently The Model 1080ARC s V 52 BER test can be used independent of the V 54 loopback tests This requires two operators one to initiate and monitor the test at both the local and the remote Model 1080ARC To use the V 52 BER test by itself both operators should simultaneously fol low these steps 1 Locate the lower of the two toggle switches on the front panel of the Model 1080ARC and move it to the right This will activate the V 52 BER test mode and transmit a 511 test pattern to the other unit If any errors are present the receiving modem s red Error LED will blink sporadically Note For this independent test to function the 511 switch on both Model 1080ARCs must be turned on 2 If the test indicates no errors are present move the V 52 toggle switch to the left thus activating the 511 E test with periodic errors present If the test is working properly the receiving modem s red Error LED will blink regularly A successful 511 E test will confirm that the link is in place and that the Model 1080ARC s built in 511 generator and detector are working properly 32 Transmission F
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