Patton electronic 1094A User's Manual
Contents
1. ISO i RTIFIED An IS0 9001 Certified Company USER MANUAL MODEL 1094A NetLink HDSL Multi Rate Symmetric DSL Modem pE PATTON Ei Elecironics To Part 07M1094A B SALES OFFICE Doc 032042UB Revised 07 22 99 301 975 1000 TECHNICAL SUPPORT 301 975 1007 http www patton com 1 0 2 0 TABLE OF CONTENTS SECTION PAGE Warranty Information sc csictiseceestiisetndiiciseieendeccdes 2 1 1 Radio and TV Interference 1 2 CE Notice 1 3 Service General Information cccccccccsscccessseccesseseecesssseeeesssseeeeseees 4 2 1 Features 2 2 Description 3 0 Configuration Soeria ith mit iene 5 3 1 Configuring the Hardware DIP Switches 3 1 1 Configuration DIP Switch Set S1 3 1 2 Configuration DIP Switch Set S2 3 1 3 Configuration DIP Switch Set S3 4 0 Installation eee eeeeeeeeeeneeeeneeeeeeeeaeeeeeeeeeeeeeeeeeseeeeeeeae 10 4 1 Connecting the Twisted Pair Interface 4 2 Connecting the Serial Port 4 2 1 Changing QuikConnect Modules 4 2 2 Connecting a DTE Device 4 2 3 Connecting a DCE Device 4 2 4 Configuring the X 21 QuikConnect Module 4 3 Connecting Power 4 3 1 Connecting to an AC Power Source 4 3 2 Connecting to a DC Power Source 9 0 OPOratiOM sisisihan ene oaea a vanes 15 5 1 Power Up 5 2 LED Status Monitors 5 3 Test Modes 5 3 1 Overview 5 3 2 Loops and Patterns 5 3 3 Using the V 52 BER Test Pattern Generator Appendix A Specifications2. This twisted pair must be unconditioned dry metallic wire between 19 9mm and 26 AWG 4mm the higher number gauges will limit distance Standard dial up telephone circuits or leased circuits that run through signal equalization equipment or standard flat modu lar telephone type cable are not acceptable The RJ 45 connector on the Model 1094A s twisted pair interface is polarity insensitive and is wired for a two wire interface The signal pin relationships are shown in Figure 3 below Figure 3 Model 1094A twisted pair line interface IMPORTANT The Model 1094A has been optimized for performance at high bitrates DTE rates greater than 512 kbps To ensure accurate performance at these bit rates please use twisted pair line interface cable that is at least 330ft 100m in length 4 2 CONNECTING THE SERIAL PORT The serial port interface on the Model 1094A uses interchange able QuikConnect Modules Each QuikConnect Module has a 50 pin card edge connector on one side and a serial port interface on the other Figure 4 below shows how a QuikConnect Module plugs into the back of the Model 1094A Figure 4 Installation of Model 1094A Plug in Serial Interface Module 4 2 1 Changing QuikConnect Modules When you purchase a particular version of the Model 1094A it should be shipped to you with the appropriate QuikConnect Module already installed If you need to install a different QuikConnect Mod
3. ISPs PTTs and corpora tions using HDSL Multi rate Digital Subscriber Line technology Multi rate DSL offers the ability to deliver the maximum bit rate that a twisted pair line can accommodate Supporting multiple line rates from 144kbps to1 168 Mbps the NetLink provides megabyte speeds to leased line LAN to LAN interconnection and WAN access networks over 2 9 miles 4 7km 1 152Mbps on 24AWG 5mm wire The NetLink HDSL standalone allows DTE speeds from 64kbps to 1 152Mbps in increments of 64kbps Features include loop back diagnostics inband SNMP HTTP remote management capabili ties and externally accessible configuration switches A high density 2U high rack card version of the NetLink HDSL is also available As asymmetric DSL NTU NetLink HDSL offers the same data rates in both directions over a single pair of regular telephone lines using 2B1Q modulation Featuring replaceable DCE DTE interface modules the NetLink HDSL can be configured for a huge range of V 24 RS 232 V 35 RS 422 530 G 703 and X 21 applications Line connection is made by an Ru 45 jack The standard Model 1094A is powered by a 100 230VAC Universal supply The DC power supply option supports any DC input between 40 60VDC 3 0 CONFIGURATION The Model 1094A is equipped with three sets of eight DIP switch es which allow configuration of the unit for a wide variety of applica tions This section describes switch locations and explains all possib
4. ee ec eee eee eee teeter teeteeeeeeee 26 Appendix B Factory Replacement Parts and Accessories 27 Appendix C Interface Pin Assignments c cesceeesenee 28 Appendix D Transmission Distance Chart ceceeeees 31 1 0 WARRANTY INFORMATION Patton Electronics warrants all Model 1094A 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 unauthorized modifi cation 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 consequen tial 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 1094A 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 televisio
5. into a Mode 2 Local Loop the 511 511E pattern generator on the local unit is unavailable for transmission As can be seen from Figure 10 the 511 511E pattern generator has no data path connections avail able The 511 511E pattern generator is still available on the remote unit For more informa tion on the proper operation of this pattern gen erator please refer to the Remote Digital Loop with 511 511E section Loop Pattern Framer Control Gen Det Figure 9 Block Diagram Local Loop Mode 1 with 511 511E Frame Pattern Gen Det Processor Processor Loop Control Loop Pattern Framer Control Gen Det O m Line Figure 10 Block Diagram Local Loop Mode 2 with 511 511E 21 Remote Digital Loop The Remote Loop uses the EOC channel an out of band signaling channel to establish the remote link Upon the RDL switch being thrown or DTE initiation a RDL_ON Request signal is sent to the remote unit The Remote unit then responds with an RDL Acknowledge command and the link is established Data originates at the local DTE and is looped at the Remote PROCESSOR back to the Local DTE Note that the data is also passed through to the Remote DTE and is not squelched When a Remote unit enters RDL it changes its Restart timeout to one minute the reason will be explain in the RDL with 511 511E section If the line is discon nected the local unit
6. the Local unit where it is evaluated for errors After 45 seconds the Pattern Generator will timeout and stops sending the pattern The ER led will begin blinking until the user turns off the 511 511E switch Framer Pattern Loop Loop Pattern Framer Gen Det Control Control Gen Det Processor Processor Figure 12 Block Remote Loop with 511 511E 23 Data Mode with 511 511E Pattern Generators Framer Pattern Gen Det Processor Processor When the units enter DataMode it is possible to turn on the 511 511E pattern generators on both ends of the link Once a 511 511E pattern is selected on one end of the link the pattern generator will begin transmitting unframed 511 511E through the line to the Remote end A possible problem with this test can occur due to the Restart procedure Once the Local 511 511E is turned on the Remote unit begins receiving an unframed 511 pattern If the Remote unit does not turn on the 511 511E pattern generator within 4 seconds the Remote unit will Restart and enter the StartUp mode Note that once the 511 511E pattern generator is started the Restart timer is changed to one minute only on the unit which has the pattern enabled If both units enable the 511 511E pattern within 4 sec onds of each other both units will be transmit ting and receiving the 511 511E pattern Both framers are now receiving unframed data and wil
7. the loop back and pattern tests available in the Model 1094A Each block has sever al functions Following Figure 6 are descriptions that show how the elements are used during Test Modes Framer Pattern Loop Line Loop Pattern Framer Gen Det Control Control Gen Det Processor Processor Figure 6 Block Diagram Model 1094A 16 Framer Pattern Gen Det Loop Conirol The framer is used to determine the status of the line In normal operation the framer trans mits and expects to receive framed packets from the far end If the framer receives framed packets from the far end CTS and CD will be active If framed packets are not received CTS and CD will be inactive The restart procedure uses this information to determine if a valid con nection is made cable disconnect poor cable quality etc In normal Data Mode if the box receives 4 seconds of unframed packets it will restart the box and begin trying to re establish a connection with the far end The distinction between framed packets and unframed packets becomes important when we discuss the Pattern Generator This part of the Processor generates and detects the 511 511E patterns When transmit ting 511 patterns the information is unframed because it originates after the framer and is intended to be evaluated only by another Processor If the units are in Data Mode and the pattern generator is enabled on one end of the l
8. the module according to the instructions in Section 4 2 1 The DCE DTE strap is located on the bottom side of the module s PC board The arrows on the top of the strap indicate the configuration of the X 21 port for example if the DCE arrows are pointing toward the DB 15 connector the X 21 port is wired as a DCE Reverse the DCE DTE orientation by pulling the strap out of its socket rotating it 180 then plugging the strap back into the socket You will see that the DCE DTE arrows now point in the opposite directions showing the new configuration of the X 21 port Reinstall the module according to the instructions in Section 4 2 1 4 3 CONNECTING POWER The Model 1094A is available with two power supply options Universal Interface AC Power Supply option Model 1094A UI operates in environments ranging from 100 to 253 VAC with no re configuration necessary see Appendix B for available domestic and international power cords DC Power Supply option Model 1094A DC operates in 48 VDC environments and is equipped with a 3 pin terminal strip style con nector 4 3 1 Connecting to an AC Power Source The Universal Interface AC Supply is equipped with a male IEC 320 power connection A domestic US power supply cord is sup plied with the unit at no extra charge To connect the standard or uni versal power supply follow these steps 1 Attach the power cord supplied to the shrouded male IEC 320 connector on the rear o
9. will Restart NS led activat ed after 4 6 seconds but the Remote unit will wait for one minute before it Restarts Note that the transmit data at the Remote DTE is ignored When the switch is thrown or the DTE removes the RDL request the local unit will transmit an RDL_OFF Request to the Remote unit The local unit will keep its TM led active until this request has been completely sent out If the switch is thrown again before the completion of the termination phase the switch will be ignored until it is placed back into the normal position Framer Pattern Gen Det Processor Pattern Gen Det Loop Control Loop rng Control Processor Figure 11 Block Diagram Remote Loop 22 Remote Digital Loop with 511 511E The Remote Digital Loop with 511 511E is shown above After RDL is established the Remote units Restart Timer is set to one minute This has been done because when the 511 511E generator is started on the local unit the Remote framer begins seeing unframed packets The Remote unit can not distinguish the 511 511E pattern from the line being discon nected so the Restart Timer has been length ened to allow the pattern generator to function Once the 511 511E test is started the Local unit changes its Restart Timer to one minute The pattern originates within the Processor and is sent to the Remote unit It is then looped back to
10. 7 Email support patton com www http www patton com NOTE 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 1094A Technical Service hours 8AM to 5PM EST Monday through Friday IMPORTANT The Model 1094A is equipped with flash upgrade Please refer to Patton website http www patton com or contact Technical Support for the latest version of the soft ware 2 0 GENERAL INFORMATION Thank you for your purchase of this Patton Electronics product This product has been thoroughly inspected and tested and is warrant ed for One Year parts and labor If any questions or problems arise during installation or use of this product please do not hesitate to con tact Patton Electronics Technical Support at 301 975 1007 2 1 FEATURES e DSL Distances on just two wires using HDSL technology e DTE Speeds n x 64 to 1 152 Mbps 2 wire Operation e Standalone QuikConnect and Rackmount Versions Available SNMP Network Management with In Band Management of Remote Units plus Advanced Diagnostics amp Statistics using Patton Model 1000MC e Internal external or receive recovered clocking options e LED indicators for TD RD CTS CD DTR TM ER and NS 2 2 DESCRIPTION The Patton Electronics NetLink HDSL Multi Rate DSL Modem provides high speed 2 wire connectivity to
11. 832 On On On On Off On 896 Off On On On Off On 960 On Off On On Off On 1024 Off Off On On Off On 1088 On On Off On Off On 1152 8 NOTE Based upon the chosen DTE rate the Model 1094A will automatically select the optimum line rate for distance This selection is based on the lowest line rate that will support the DTE rate Switch 3 7 Reset Software Defaults Switch S3 7 allows the user to reset the software configured facto ry defaults S3 7 Factory Test On Normal Operation Off Reset Switch S3 8 Transmit Data TD Sampling Point Switch 3 8 controls the Transmit Data TD sampling point S3 8 Setting Description On Normal TD sampled on the falling edge of the 1094A Transmit Clock TC Off Invert TD sampled on the rising edge of the 1094A Transmit Clock 4 0 INSTALLATION Once the Model 1094A is properly configured it is ready to con nect to the twisted pair interface to the serial port and to the power source This section tells you how to make these connections 4 1 CONNECTING THE TWISTED PAIR INTERFACE The Model 1094A supports communication between two DTE devices at distances to 4 miles 8 km over 24 AWG 5mm twisted pair wire There are two essential requirements for installing the Model 1094A 1 These units work in pairs Both units at the end of the twisted pair must have the same 2 Wire connection and DTE rate 2 To function properly the Model 1094A needs one twisted pair of metallic wire
12. CS MODEL 1094A FACTORY REPLACEMENT PARTS AND ACCESSORIES Patton Electronics Model Description T O V 24 with DB25F sieku RS422 RS530 with DB25F V 35 with M34F wae X 21 with DB15F IMAI Bg aaa V 35 with DB25F G 703 with RJ45 Ethernet Bridge Module Voice Data Module American Power Cord European Power Cord CEE 7 United Kingdom Power Cord Australia New Zealand Power Cord Denmark Power Cord France Belgium Power Cord India Power Cord Israel Power Cord Japan Power Cord Switzerland Power Cord 1090 Series Service Manual 27 APPENDIX C PATTON ELECTRONICS MODEL 1094A INTERFACE PIN ASSIGNMENTS RS 232 RS 530 Interface Pin Description OMANOOaARWNDY DB 25 Female Connector DCE Configuration Signal FG Frame Ground TD Transmit Data RD Receive Data RTS Request to Send CTS Clear to Send DSR Data Set Ready SGND Signal Ground CD Carrier Detect RC Receive Timing B CD Carrier Detect B XTC External Transmit Clock TC Transmit Clock B CTS Clear to Send TD Transmit Data B TC Transmit Clock A RD Receive Data RC Receive Timing LLB Local Line Loop RTS Request to Send DTR Data Terminal Ready DL Remote Digital Loop DSR Data Set Ready DTR Data Terminal Ready XTC External Transmit Clock TM Test Mode 28 APPENDIX C PATTON ELECTRONICS MODEL 1094A INTERFACE PIN ASSIGNMENTS Continued V 35 Interface M 34F Female Connecto
13. D Glows yellow to indicate an idle condition of Binary 1 data on the respective terminal interface sig nals Green indicates Binary 0 data CTS Glows green to indicate that the Clear to Send sig nal from the modem is active cD Glows yellow if no carrier signal is being received from the remote modem Green indicates that the remote modem s carrier is being received DTR Glows green to indicate that the Data Terminal Ready signal from the terminal is active 15 ER blinks ON OFF after a 511 511E test has timed out See Section 5 3 3 Test Pattern Generator for more information flashes once to indicate that a CRC error has occurred during normal operation or bit errors have occurred during 511 511E tests Only at power up blinks once every 200 ms if the DTE Rate is set to an unsupported settings glows yellow to indicate that the Model 1094A has been placed in Test Mode The unit can be placed in test mode by the local user or by the remote user NS No Signal glows red to indicate that the local Model 1094A is not connected with the remote Model 1094A 5 3 TEST MODES The Model 1094A offers two proprietary loopback test modes plus a built in V 52 BER test pattern generator to evaluate the condition of the modems and the communication link These tests can be activat ed physically from the front panel or via the DTE interface 5 3 1 Overview Figure 6 below shows the major elements used in
14. EndofanRDL _ End of an RDL 511 511E Time Out 45 D ___ pattern generator will automatically turn off after 45 seconds The ER LED will flash until the user turns off the 511 511E switch Symbol Indicators LI E This symbol designates the origination or the termination of a data path The direction of the arrow connected distinguish the two data paths This symbol designates an invalid data path If there is data present it should be ignored 18 5 3 2 Loops and Patterns The following section describes the Test Modes used in the Model 1094A At the bottom of each Test Mode a figure is included to show the data path Local Loop There are two different modes of operation for a Local Loop depending on the status of the units at the time that the Local Loop is initiated If the units are not in linked NS LED on and the Local Loop is initiated either by the front panel switch or the DTE interface the unit will enter mode 1 If the units are linked NS LED off then the unit will enter a mode 2 Local Loop A Mode 1 Local Loop is shown in Figure 7 When the Local Loop is initiated either by the front panel switch or the DTE interface the loop will be activated within the local Processor The data present at the local DTE interface will be looped back to the local DTE by the Loop Control block within the Processor Any data present on the line or at the far end DTE inter face is invalid The remote unit will remain in
15. escription Internal Transmit clock generated internally External DTE Transmit clock derived from terminal interface Receive Recover Transmit clock derived from the received line Reserved Switch S2 8 Enable Disable Loop Tests from DTE Use Switch S2 8 to allow Model 1094A to enter loopback tests when the DTE raises the appropriate loop request pin S2 8 Setting On Response to DTE Loopback Request Enabled Off Response to DTE Loopback Request Disabled 3 1 3 Configuration Switch Set S3 Use the eight DIP Switches in Switch S3 to enable the DTE con nection rate The following table summarizes default positions of DIP Switch S3 Detailed descriptions of each switch follow the table S3 SUMMARY TABLE Position Function Factory Default S3 1 DTE Rate Off 3 2 DTE Rate Off 3 3 DTE Rate On 64Kbps S3 4 DTE Rate On S3 5 DTE Rate On S3 6 DTE Rate On S3 7 Reset Software Defaults On Normal Operation S3 8 Transmit Data Sample Point ON Normal Operation Switch S3 1 DTE Rate Use Switch S3 1 through S3 6 to set the DTE bit rate S3 1 S3 2 S3 3 S 3 4 S3 5 S3 6 DTE Rate kbps Off Off On On On On 64 On On Off On On On 128 Off On Off On On On 192 On Off Off On On On 256 Off Off Off On On On 320 On On On Off On On 384 Off On On Off On On 448 On Off On Off On On 512 Off Off On Off On On 576 On On Off Off On On 640 Off On Off Off On On 704 On Off Off Off On On 768 Off Off Off Off On On
16. f the Model 1094A 2 Plug the power cord into a nearby AC power outlet 3 Turn the rear power switch ON 13 4 3 2 Connecting to a DC Power Source The 48 VDC power supply option uses a 3 pin terminal block with spring type connectors Please refer to the Model 1090 Series Service Manual for the power line voltage connections WARNING There are no user serviceable parts in the power supply section of the Model 1094A Fuse replacement should only be performed by qualified service personnel Contact Patton Electronics Technical support at 301 975 1007 via our web site at http www patton com or by e mail at support pat ton com for more information 14 5 0 OPERATION Once the Model 1094A is properly configured and installed it should operate transparently This sections describes power up read ing the LED status monitors and using the built in loopback test modes 5 1 POWER UP To apply power to the Model 1094A first be sure that you have read Section 4 3 and that the unit is connected to the appropriate power source Then power up the unit using the rear power switch 5 2 LED STATUS MONITORS The Model 1094A features eight front panel LEDs that monitor power the DTE signals network connection and test modes Figure 5 below shows the front panel location of each LED Following Figure 5 is a description of each LEDs function RD CTS CD DTR TD Figure 5 Model 1094A Front Panel TD amp R
17. h Model 1094A will not be looped back but will be transmitted down the line to the other Model 1094A While one operator initiates test the other moni tors for errors 25 APPENDIX A PATTON ELECTRONICS MODEL 1094A Transmission Format Transmission Line Clocking Interface Modules Line Rates DTE Rates Diagnostics LED Status Indicators Connectors Power Temperature Range Altitude Humidity Dimensions Weight SPECIFICATIONS Synchronous Two Wire unconditioned twisted pair Internal external or receive recovered clock EIA RS 232 ITU T V 24 RS 232 530 ITU T V 35 and ITU T X 21 144 272 400 528 784 1040 and 1168 kbps 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 and 1152 kbps V 52 compliant bit error rate pattern 511 511E pattern generator and detector with error injection mode Local Line Loopback and Remote Digital Loopback activated by front panel switch or via serial interface TD RD CTS CD DTR NS no signal ER error and TM test mode RJ 45 on line side DB 25 female M 34 female or DB 15 female on serial interface side depending upon which interface module is installed 100 253 VAC 50 60 Hz universal input 48 VDC option 10 watts 32 122 F 0 50 C 0 15 000 feet 5 to 95 non condensing 7 3 x 6 6 x 1 62 185mm x 168mm x 41mm 2 01 Ibs 1 0kg 26 APPENDIX B PATTON ELECTRONI
18. ink the far end will begin receiving unframed packets and assume that the line has gone down During test modes we force the pattern generator to time out before it can cause the link to be killed This part of the Processor is used to control loop backs In a Local Loop the data is looped back towards the local DTE In a Remote Loop the data is looped back to the line but it is also allowed to pass through to the framer and to the remote DTE 17 Restart Procedure and Time Outs The restart procedure is in place to allow the units to re establish a connection after the framer begins seeing unframed packets The Test Model Timing Chart below shows the amount of time the framer must see consecutive unframed packets before the unit will restart and try to establish a new line connection The rea son that there are different Restart Times will become apparent after reading the rest of the document The 511 511E Time Out shown refers to the amount of time the 511 511E pattern will be valid At the end of this time the pattern will automatically turn itself off and the normal data path will be re established The ER led will flash indicating to the user that the test has timed out The ER led will stop flashing once the 511 511E switch is placed into the normal position Test Mode Timing tart Up Data Mode Elapsed Time seconds eee rea eel 1E Generator Enabled eae ena aS rae The generator will stop after 45 seconds Remote
19. l block The Loop Control block will loop this data back to the 511 511E pattern detector block which will evaluate the data for errors Because the 511 511E pattern generator is contained within the Processor the data is unframed so the framer will begin seeing unframed packets The framer receives this unframed data and can not distinguish this information from a line discon nection this would cause the units Restart pro cedure to start What we have done to allow this mode to work is to add time outs for the pat tern generators When the 511 511E is initiated the line restart procedure is changed to one minute The 511 511E pattern will timeout after 45 seconds So if the 511 511E is turned on dur ing a local loop the restart procedure is set to one minute but the 511 511E pattern will time out after 45 seconds allowing the framer to begin seeing framed packets and not restart the box 20 Local Loop with 511 511E continued Framer Pattern Gen Det Processor Processor After the 511 511E pattern times out the ER led will begin flashing It will remain this way until the pattern generator switch is turned off Note that the data at the local DTE and the remote DTE are not valid Because the data is unframed there is no way for the framer to send this data out to the DTE This is an important distinction because other Patton units will send out the 511 pattern When the unit is placed
20. l restart after one minute The 511 511E pat tern generators will TimeOut after 45 seconds re enabling the normal data path The ER led will begin flashing until the user terminates the test Loop Loop Pattern Framer Control Control Gen Det Figure 13 Block Diagram DataMode with 511 511E 24 5 3 3 Using the V 52 BER Test Pattern Generator To use the V 52 BER tests in conjunction with the Remote Digital Loopback tests or with Local Line Loopback tests follow these instructions 1 Locate the 511 511E toggle switch on the front panel of the 1094A and move it UP This activates the V 52 BER test mode and transmits a 511 test pattern into the loop If any errors are present the local modem s red ER LED will blink sporadically If the above test indicates no errors are present move the V 52 toggle switch DOWN activating the 511 E test with errors present If the test is working properly the local modem s red ER LED will glow A successful 511 E test will confirm that the link is in place and that the Model 1094A s built in 511 generator and detector are working properly NOTE The above V 52 BER tests can be used independently of the Remote Digital Loopback tests This requires two opera tors one to initiate and monitor the tests at the local Model 1094A and one to do the same at the remote Model 1094A In this case the test pattern sent by eac
21. le configurations 3 1 CONFIGURING THE HARDWARE DIP SWITCHES The 24 external switches are grouped into three eight switch sets and are externally accessible from the underside of the Model 1094A See Figure 1 Back Front MM s2 EF Figure 1 Underside of Model 1094A Showing Location of DIP Switches The three sets of DIP switches on the underside of the Model 1094A will be referred to as S1 S2 and S3 As Figure 2 shows the orientation of all DIP switches is the same with respect to ON and OFF positions 7 ununun OFF Figure 2 Close Up of Configuration Switches all sets are identical in appearance 3 1 1 Configuration DIP Switch Set S1 Reserved Switches All Switches in Switch S1 are reserved for future use These switches should remain in the On position 3 1 2 Configuration DIP Switch Set S2 The configuration switches on S2 allow you to specify the Clocking Mode and response to DTE Loop Enable Default settings of S2 are shown in the table below Position Function Factory Default Clock Mode On Receive S2 7 Clock Mode Off Recovered Clock Enable Loop from DTE Off Disable Switch 2 1 S2 2 S2 3 S2 4 and S 5 Reserved for Future Use and Should Remain in the Off Position Switches S2 6 and S2 7 Clock Mode Use Switches S2 6 and S2 7 to configure the 1094A for internal external or receive recover clock mode Clock Mode D
22. n reception The Model 1094A has been tested and found to comply with the limits for a Class A computing device in accordance with the specifications in Subpart J of Part 15 of FCC rules which are designed to provide reasonable protection from such interference in a commercial installation However there is no guarantee that interfer ence will not occur in a particular installation If the Model 1094A does cause interference to radio or television reception which can be deter mined by disconnecting the unit the user is encouraged to try to cor rect the interference by one or more of the following measures mov ing the computing equipment away from the receiver re orienting the receiving antenna and or plugging the receiving equipment into a dif ferent AC outlet such that the computing equipment and receiver are on different branches 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 European Union EU A Certificate of Compliance is available by contacting 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 Materials Authorization number on the outside of the shipping container This number may be obtained from Patton Electronics Technical Service at Tel 301 975 100
23. o the chassis and turn the screws clockwise to tighten 4 2 2 Connecting to a DTE Device The serial port on most QuikConnect interface modules all except the X 21 module is hard wired as a DCE Therefore these modules want to plug into a DTE such as a terminal PC or host When making the connection to your DTE device use a straight through cable of the shortest possible length we recommend 6 feet or less When purchasing or constructing an interface cable please refer to the pin diagrams in Appendix C as a guide 4 2 3 Connecting to a DCE Device If the Model 1094A s QuikConnect interface module is hard wired as a DCE all except the X 21 module you must use a null modem cable when connecting to a modem multiplexer or other DCE device This cable should be of the shortest possible length we rec ommend 6 feet or less When purchasing or constructing a null modem interface cable use the pin diagrams in Appendix C as a guide NOTE Pin out requirements for null modem applications vary widely between manufacturers If you have any questions about a specific application contact Patton Electronics Technical Support 12 4 2 4 Configuring the X 21 QuikConnect Module The serial port on the X 21 QuikConnect Module is default wired as a DCE but may be switched to a DTE This is done by reversing the orientation of the DCE DTE strap as described below To reverse DCE DTE orientation remove
24. r DCE Configuration Pin Signal SGND Signal Ground RTS Request to Send CTS Clear to Send DSR Data Set Ready CD Carrier Detect DTR Data Terminal Ready LLB Local Line Loop TM Test Mode RDL Remote Digital Loop TD Transmit Data RD Receive Data TD Transmit Data B RD Receive Data B XTC External Transmit Clock RC Receive Timing XTC External Transmit Clock RC Receive Timing TC Transmit Clock A TC Transmit Clock B 29 APPENDIX C PATTON ELECTRONICS MODEL 1094A INTERFACE PIN ASSIGNMENTS Continued X 21 Interface DB 15 Female Connector DTE DCE Configuration Pin Signal Frame Ground T Transmit Data A C Control A R Receive Data A Indication A S Signal Element Timing A BT Byte Timing A SGND Signal Ground T Transmit Data B C Control B R Receive Data B I Indication B S Signal Element Timing B BT Byte Timing B 30 APPENDIX D PATTON ELECTRONICS MODEL 1094A TRANSMISSION DISTANCES Transmission Distance Patton NetLink HDSL Model 1094A ee No Cross Talk kbps 144 272 192 256 1740 400 528 448 512 1490 Po Cross Talk 49 adjacent CAP pairs kbps feet miles km feet miles km 1570 4 6 1220 1050 9400 27 Copyright 1999 Patton Electronics Company All Rights Reserved 31
25. the StartUP mode NS LED on CTS LED yellow and CD LED yellow until the local unit is taken out of the Local Loop mode After the Local Loop is deselected the units will both be in StartUP mode and the link will be established A mode 2 Local Loop is shown in Figure 8 When the Local Loop is initiated either by the front panel switch or the DTE interface two sep arate loop paths will be started In the first path data presented to the local DTE interface will be looped back to the local DTE within the framer In the second path data presented at the far end DTE will be transmitted to the local DTE and then looped back within the local DTE Loop Control block with the Processor After the Local Loop is deselected the units will be placed back into DataMode and the normal data paths will be re established 19 Framer Pattern Gen Det Control Gen Det Loop Pattern Framer Processor Processor Figure 7 Block Diagram Local Loop Mode 1 Framer Local Loop with 511 511E Pattern Gen Det Processor Processor Loop Control Pattern Framer Gen Det Loop Control Figure 8 Block Diagram Local Loop Mode 2 When the unit is placed into a Mode 1 Local Loop and the 511 511E pattern generator is acti vated the local pattern generator begins send ing out a 511 511E pattern to the Loop Contro
26. ule follow these steps Removing the Existing QuikConnect Module 1 Turn the power switch off Leave the power cord plugged into a grounded outlet to keep the unit grounded 2 Loosen the two thumbscrews on the module by turning them counterclockwise 3 Grasp the two thumbscrews and gently pull the module from the unit Apply equal force to the thumbscrews to keep the module straight during the removal process Installing the New QuikConnect Module 1 Make sure the power switch is off Leave the power cord plugged into a grounded outlet to keep the unit grounded 11 2 Hold the module with the faceplate toward you and align the module with the guide slots in the rear panel of the Model 1094A 3 While keeping the module s faceplate parallel with the Model 1094A rear panel slide the module straight in so that the card edge contacts line up with the socket inside the chassis NOTE The card edge connector should meet the socket when it is almost all the way into the chassis If you encounter a lot of resistance remove the module and repeat steps 2 amp 3 4 With the card edge contacts aligned with the socket firmly seat the module by using your thumbs to apply pressure directly to the right and left edges of the module faceplate Applying moderate and even pressure should be sufficient to seat the module You should hear it click into place 5 To secure the module in place push the thumbscrews int
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