USER MANUAL - Electrocomponents
Contents
1. eeccecceeeceeeeeeeeeeeeeeeneeseneeeneeee 29 Appendix B Factory Replacement Parts and Accessories 30 Appendix C Transmission Distance Chart 00 0 eee 31 Appendix D Led DeSCriptions 0 eee eeeeeeeeeneeeeeeneeeenneeeeeneeeees 32 1 0 WARRANTY INFORMATION Patton Electronics warrants all Model 1088 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 1088 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 radio2. 5 0 OPERATION Once the Model 1088 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 1088 first be sure that you have read Section 4 3 and that the unit is connected to the appropriate power source 5 2 LED STATUS MONITORS The Model 1088 features six front panel LEDs that monitor power the DTE signals network connection and test modes Figure 10 below shows the front panel location of each LED Following Figure 10 is a description of each LEDs function See also APPENDIX E Lot ze PAT TON NetLink G 703 G 704 mDSL Rocket IREK Link Status TEST MODES _4 DSL E1 FE1 LOS NS ER TM Local 511E Q niet pes Remote Figure 10 Model 1088 K Front Panel DSL Link Active Green Solid green On indicates that the end to end DSL Framer Link is up signifying that the link across the DSL span is active The DSL Link LED is Off when the link is down E1 FE1 Link Active Green Solid green On indicates a valid E1 connection LOS Active Red The Loss of Sync indicates that the unit has lost synchronization with the incoming sig nal This may happen when there is a framing mis match or a loss of signal In unframed mode the LOS LED monitors the status of the transmit clock NS Active Red The No Signal LED glows
3. 511 511E toggle switch on the front panel of the 1088 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 2 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 1088 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 1 to initiate and monitor the tests at the local Model 1088 and 2 to do the same at the remote Model 1088 In this case the test pattern sent by each Model 1088 will not be looped back but will be transmitted down the line to the other Model 1088 While one operator initiates test the other monitors for errors 28 APPENDIX A PATTON ELECTRONICS G 703 SDSL MODEM Clocking Modes DTE Rate Diagnostics LED Status Configuration Power Compliance Transmission Line Line Coding Line Rates DSL line Line Interface mDSL Physical Connection G 703 G 704 Specific Interface Line rate Line coding Line Framing Isolation Physical Connection S
4. 5 4 26100 49 8 0 Ce ee ee 15800 22600 43 70 S A e Eak e a 1040 832 896 960 1024 15500 2 9 4 8 22100 4 2 6 8 Mark G O R Goff off off G R G off off off S ee ee ee 2064 1600 2048 _ 12200 23 3 8 17200 peda Gee ap Be ogee eee ese de BAG ced eee ore Po Cross Talk 49 adjacent CAP pairs Bie anh oie eeig Rieeecae DTE Fates seem kbps feet miles km feet miles ON ON off OFF 64 128 192 256 320 384 448 512 8 576 640 704 768 1021 1040 832 896 960 1024 841 1552 1088 1536 1 1600 2048 5920 8000 A Q oO oO N no Go OJN Blo OJN NIN N oJ ke OJo OIO G Green if a valid 10Base T connection is detected R Red if a loss of sync on the El signal is detected A fo O r A fo oO g ER D NIS D a N S S S ie NIVI A OD NZ on Nla Ni 3 e nD w w 0 a 2 S S ZI gt ININS LASA ojojo a oNN s gt X wo ro rh Copyright 1999 Patton Electronics Company All Rights Reserv 31 32
5. JP4 JP5 and JP6 default 2 For a 120 Ohm connection RJ45 remove JP1 and JP4 JP5 and JP6 4 2 1 Connect Twisted Pair 120 ohm to G 703 Network The Model 1088 K is equipped with a single RJ 48C jack for con nections to a 120 ohm twisted pair G 703 G 704 network interface If your G 703 G 704 network terminates via RJ 48C use the diagram below and the table on the following page to make the proper connec No Connection No Connection 8 7 os 8 No Connection 6 f TX 5 5 mjs s No Connection 3 e F RX 2 RX 1 Figure 6 120 Ohm RJ 48C G 703 Interface tions The connector pinout and signals are shown in Figure 6 below Use the following connection diagram to connect the 120 ohm G 703 G 704 network channel RJ 45 Cable 8 Wire 1088 K G 703 G 704 SIGNAL PIN NETWORK SIGNAL RX TX RX 2 TX TX 5 RX TX 4 RX Shield 3 Shield Shield 6 Shield 14 4 2 2 Connect Dual Coaxial Cable 75 ohm to G 703 Network The Model 1088 K is also equipped with dual female BNCs TX and RX for connection to a 75 ohm dual coax G 703 network inter face If your G 703 G 704 network terminates via dual coaxial cable use the diagram below to make the proper connections The connec tor pinout and signals are shown in Figure 7 below Network Data FROM
6. and tele vision reception The Model 1088 has been tested and found to com ply 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 1088 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 t
7. red to indicate that the local Model 1088 is not connected with the remote Model 1088 18 ER TM 5 3 TEST MODES Flashing Red 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 Active Yellow glows yellow to indicate that the Model 1088 K has been placed in Test Mode The unit can be placed in test mode by the local user or by the remote user The TM LED will flash for 400msec when a valid packet is received from the Model 1001MC The Model 1088 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 5 3 1 Overview Figure 11 below shows the major elements used in the loop back and pattern tests available in the Model 1088 Each block has several functions Following Figure 11 are descriptions that show how the ele ments are used during Test Modes Framer Pattern Loop Line Loop Pattern Framer Gen Det Control Control Gen Det Processor Processor Figure 11 Block Diagram Model 1088 19 Framer Pattern Gen Det Loop Coni
8. there is data present it should be ignored 21 5 3 2 Loops and Patterns The following section describes the Test Modes used in the Model 1088 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 12 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 the StartUP mode NS LED on DSL Link LED stays off 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 13 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 dat
9. 0 power entry connector This power supply con nects to the Model 1088 by means of a barrel jack on the rear panel Many international power cords are available for the universal power supply Please refer to Appendix B for country specific power cords The Model 1088 powers up as soon as it is plugged into an AC outlet there is no power switch 120 VAC Power US The 100 132 VAC adapter supplied with the U S version of the Model 1088 is a wall mount type and may be plugged into any approved 120 VAC wall jack 230 VAC Power International The 230 VAC adapter supplied with the International version of the Model 1088 is a wall mount type and may be plugged into any approved 230 VAC wall jack DC Power The 36 60 VDC DC to DC adapter supplied with the DC version of the Model 1088 plugs in a DC source nominal 48VDC and plugs into the barrel power supply jack on the rear of the 1088 K Please refer to Figure 9 to make the proper connection 16 To 48VDC Source To Power Supply Jack Model 48V PSM 48VDC Power Supply qd Figure 9 Connecting DC Power to the 48V PSM DC Power Supply WARNING There are no user serviceable parts in the power supply section of the Model 1088 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 pation com for more information 17
10. 5 S1 6 S1 7 1 8 Default Setting Off On Off On Off Only Valid Setting 3 1 2 Configuration DIP Switch Set S2 On Off On Off Off On 1536 On On Off Off Off On 1600 Use the eight DIP Switches in Switch S2 to enable the DTE con a a oH a oe a bee nection rate The following table summarizes default positions of DIP Of Off Off Off Off On 1792 Switch S3 Detailed descriptions of each switch follow the table On On On On On Off 1856 Off On On On On Off 1920 S2 SUMMARY TABLE On Off On On On Off 1984 Position Function Factory Default Off Off On On On Off 2048 2 1 DTE Rate Off S2 2 DTE Rate Off NOTE Based on the DTE rate chosen the Model 1088 K will 2 3 DTE Rate On 2048 kbps automatically select the optimum line rate for the distance This S2 4 DTE Rate On selection is based on the lowest line rate that will support the DTE rate 2 5 DTE Rate On 2 6 DTE Rate Off 2 7 Reset Software Defaults On Normal Operation Switch S2 7 Reset Software Defaults 2 8 Transmit Data Sample Point On Normal Operation f s Switch S3 7 allows the user to reset the software configured facto ry defaults This will only be needed when using the Model 1001MC to SNMP manage your units For more information please refer to the Model 1001MC Operations Manual Switch S2 1 DTE Rate Use Switch S2 1 through S2 6 to set the DTE bit rate S3 7 Setting S2 1 S2 2 S2 3 S 2 4 S2 5 S2 6 DTE Rate kbps On Normal Operation Off Off On On On On 64 O
11. Data TO G 703 G 704 G 703 G 704 Network Network Figure 7 75 Ohm Dual Coaxial G 703 Interface NOTE The outer conductor of the coax cables are isolated from system earth ground 4 3 CONNECT TWISTED PAIR DSL INTERFACE The Model 1088 K supports communication between two DTE devices at distances to 5 miles 8 km over 24 AWG 5mm twisted pair wire Two things are essential 1 These units operate as a pair Both units at the end of the twisted pair DSL span must be set for the same DTE rate 2 To function properly the Model 1088 needs one twisted pair of metallic wire 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 1088 s twisted pair interface is polarity insensitive and is wired for a two wire interface The signal pin relationships are shown in Figure 8 15 os 1 N C 2 NIC an 3 N C 3 4 2 Wire TIP 5 5 2 Wire RING _ 6 N C a a 7 N C 8 N C Figure 8 Model 1088 twisted pair line interface 4 4 POWER CONNECTION Universal AC Power 100 240VAC The Model 1088 uses a 5VDC 2A universal input 100 240VAC power supply center pin is 5V The universal input power supply has a male IEC 32
12. PECIFICATIONS Network G 703 All 64k steps from 64 to 2048 kbps V52 compliant 511 511E pattern generator and detector with error injection mode Remote Loopback toward DSL line and local loopback toward G 703 network con trol by a single front panel switch The following LEDs are displayed on the front panel DSL Link Green Active DSL Link Active E1 Link Green Active Valid G 703 G 704 connection LOS Red Active E1 loss of framing NS Red Active No signal DSL Link ER Flashing Red CRC error during nor mal operation bit error during pattern gen eration test TM Active Yellow Test Mode Enabled Externally accessible dip switches or SNMP managed through 1095RC 5 VDC from external desk top power supply 90 260VAC 50 60 Hz Universal Input 10W or 48 VDC FCC Part 15 CE CTR12 CRTR13 Single Twisted Pair CAP Carrierless Amplitude and Phase Modulation 144 272 400 528 784 1040 1552 2064 Transformer coupled 1500 VAC isolation RJ 45 2 wire polarity insensitive pins 4 and 5 Female Dual Coaxial 75 ohm or Female Ru 45 120 ohm 2 048 Mbps AMI or HDB3 selectable HDB3 is the default G 703 unframed or G 704 G 732 framed 1500 Vrms pin 1 Rx Data pin 2 Rx Data pin 4 Tx Data pin 5 Tx Data pins 3 6 7 8 no connection 29 APPENDIX B PATTON ELECTRONICS MODEL 1088 K FACTORY REPLACEMENT PARTS AND ACCESSORIES Patton Electronics Model Description 1088 Krnnmin
13. USER MANUAL MODEL 1088 K mDSL Modem with fixed G 703 G 704 Interface PE PATTON __ NetLink G 703 G 704 mDSL Rocket Tlectronics To Link Status E 7 ese TEST MODES DSL E1 FE1 LOS NS E D gt Pa m Local A A aF 00 00 00 mO Oy B PATTON El FlectronicsTo Part 07M1088 K B SALES OFFICE Doc 033141UB Revised 02 22 00 301 975 1000 ATTENT TECHNICAL SUPPORT An IS0 9001 301 975 1007 Certified http www patton com Company TABLE OF CONTENTS Section Page 1 0 Warranty Information ee eeeeeeeeceeeeneeeeeneeeeenaeereeneeereeeees 2 1 1 Radio and TV Interference 1 2 CE Notice 1 3 Service 2 0 General Information c cccccccccccccccccecceeeeceeecseseeseesessssssttneees 4 2 1 Features 2 2 Description EROE olai BTE Lie aR RTO E tale stsaescedesteess 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 2 NetLink Plug n Play 4 07 Installation ss cs 8 E heheh ha ests 13 4 1 Connect G 703 Network 4 2 Jumper Configuration 4 2 1 Connect Twisted Pair 120 ohm to G 703 Network 4 2 2 Connect Dual Coaxial Cable 75 ohm to G 703 Network 4 3 Connect Twisted Pair DSL Interface 4 4 Power Connection 5 0 Operation navi A aesn fete aes 18 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 Specifications
14. a 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 22 Framer Pattern Gen Det E Pattern Gen Det Loop Loop Control Control Framer a Processor Processor Frame E Local Loop with 511 511E Figure 12 Block Diagram Local Loop Mode 1 Pattern Gen Det Processor Processor Pme O Loop tine Loop Pattern Framer Control Control Gen Det Figure 13 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 Control 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 cedur
15. d to pass through to the framer and to the remote DTE G 703 G 704 20 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 11 511E Generator Enabled 60 The generator will stop after 45 seconds Remote End of an RDL 511 511E Time Out Symbol Indicators E E 45 The pattern generator will automatically turn off after 45 seconds The ER LED will flash until the user turns off the 511 511E switch 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
16. e 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 23 Local Loop with 511 511E continued Framer Framer Pattern Gen Det Processor Processor Figure 14 Block Diagram Local Loop Mode 1 with 511 511E 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 into a Mode 2 Local Loop the 511 511E pattern generator on the local unit is unavailable for transmission Figure 15 displays the 511 511E pattern generator showing that data path connections are not available 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 plea
17. el 301 975 1007 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 1088 Technical Service hours 8AM to 5PM EST Monday through Friday IMPORTANT The Model 1088 is equipped with flash upgrade Please refer to Patton website or contact Technical Support for the latest version of the software 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 Multi Rate Symmetric DSL e Supports DTE Speeds from 64 kbps to 2 048 Mbps e 2 wire Operation 120 ohm RJ 45 and 75 ohm dual coax G 703 G 704 termina tions e 2Mbps G 703 Clear Channel Unframed or nx64 G 704 Framed Operation e SNMP Manageable as the CP Customer Premises modem when connect to Model 1095RC e Selectable AMI or HDB3 Line Coding e LED indicators for DSL Link E1 FE1 Link LOS TM ER and NS 2 2 DESCRIPTION The Patton Electronics mDSL Rocket offers the ability to extend G 703 G 704 service over Multi rate Symmetric D
18. ent card with 1095RC cards installed in Patton s 2U rack sys tem In this application the system administrator can configure the entire rack through the Network Management Station NMS before the stand alone CP units are installed For more information on the HTTP SNMP management please refer to the Model 1001MC Operations Manual 12 4 0 INSTALLATION Once the Model 1088 K 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 describes how to make these connections 4 1 CONNECT G 703 NETWORK The Power G 703 G 704 and DSL Line connections are located on the rear panel of the Model 1088 K Figure 4 below shows the location of each of these ports Power G 703 G 704 Terminations DSL Line Made in thg USA Interface Figure 4 Model 1088 K Rear Panel 4 2 JUMPER CONFIGURATION The Model 1088 K has six jumpers two position headers JP1 JP6 These jumpers are used to select input or output impedance matching between the module external line and to employ either BNC or RJ 45 interface Figure 5 below shows the top view of the printed circuit board PCB and the location of the jumpers l ae O33141F REVA 1999 Figure 5 Top view of 1088 K showing location of JP1 JP6 13 The following is a description of the jumper settings with respect to the front panel connectors 1 For a 75 Ohm connection coax insert JP1
19. erators LI Framer 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 will 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 Hre i Loop Line Loop Pattern Framer Control Control Gen Det Processor Processor Figure 18 Block Diagram DataMode with 511 511E 27 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
20. ff Reset On On Off On On On 128 Off On Off On On On 192 On Off Off On On On 256 Switch S2 8 Transmit Data TD Sampling Point Off Off Off On On On 320 On On On Off On On 384 Switch 3 8 controls the Transmit Data TD sampling point Off On On Off On On 448 On Off On Off On On 512 S3 8 Setting Description a ah A Of A sh oe On Normal TD sampled on the falling n n n n Off On Off Off On On 704 Seen TORE Tanam On Off Off Off On On 768 A aa a A Ge sik aoe Off Invert TD sampled on the rising Off On On On Off On 960 edge of the 1088 Transmit On Off On On Off On 1024 Clock Off Off On On Off On 1088 On On Off On Off On 1152 Off On Off On Off On 1216 On Off Off On Off On 1280 Off Off Off On Off On 1344 On On On Off Off On 1408 Off On On Off Off On 1472 9 10 3 2 NETLINK PLUG AND PLAY The NetLink Plug and Play feature allows ISPs carriers and PTTs to quickly upgrade the link speed for a customer without requiring a visit to re configure the Customer Premise CP Model 1088 This fea ture also allows service providers to set up all of the configurations at the Central Office on the rack cards before installing the stand alone units saving time spent configuring or re configuring DIP switches NOTE NetLink Plug and Play is only available when using a rack mounted NetLink Model 1095RC as the CO unit The NetLink Plug and Play feature allows the user to configure the DTE rate bandwidth allocation see Switches S2 1 through S2 6 of
21. gure the G 703 G 704 network line cod ing The line coding must be the same line coding prescribed by the NAP Network Access Provider Most applications will use HDB3 SW4 Line Framing amp Coding Off HDB3 On AMI Line Coding Options High Density Bipolar 3 HDB3 In HDB3 coding the transmitter deliberately inserts a bipolar violation when excessive zeros in the data stream are detected The receiver recognizes these special violations and decodes them as zeros This method enables the network to meet minimum pulse density requirements Use HDB3 unless AMI is required in your application Alternate Mark Inversion AMI AMI coding does not inherently account for ones density To meet this requirement you should ensure that the data inherently meets pulse density requirements Switch S1 3 CRC 4 Multiframe CRC 4 Multiframe uses Time Slot zero to carry CRC 4 informa tion When CRC 4 is enabled ON the unit synchronizes to the CRC 4 multi frame protocol 1 3 Option Off Disabled On Enabled NOTE When the DTE rate is set to 2048 Kbps Model 1088 K transmits user data on all 32 timeslots ignoring framing informa tion In this case Switch S1 3 will need to be in the disabled Off position Switches S1 4 S1 5 S1 6 S1 7 and S1 8 Reserved Switches 1 4 S1 5 S1 6 S1 7 S1 8 are reserved for factory usage and must remain in the default configuration except when using the Netlink Plug and Play feature S1 4 S1
22. igital Subscriber Line technology Multi rate DSL offers the ability to deliver the maximum bit rate that a twisted pair line can accommodate Now ISPs CLECs and corporate enterprises can terminate G 703 G 704 E1 service and either extend nx64 G 703 G 704 service or provide a remote serial connection to a router or switch when paired with Model 1088 C V 35 or 1088 D X 21 As Model 1088 K receives data from E1 line it extracts the E1 clock and delivers smooth clock and data to the remote DSL modem over a two wire DSL span In a network extension application a remote 1088 K delivers nx64kbps to 2 Mbps G 703 data and clocking to device with an E1 interface In a network termination application a remote Model 1088 C or 1088 D accepts this data and clock stream and provides nx64kbps data to CPE with a V 35 or X 21 interface As asymmetric DSL NTU Model 1088 K offers the same data rates in both directions over a single pair of regular telephone lines using Carrierless Amplitude and Phase CAP modulation Equipped with both 75 ohm dual coax and 120 ohm Ru 45 the Model 1088 K is easy to configure and install DSL line connection is via RJ 45 jack Standard versions of Model 1088 are powered by a 100 230VAC Universal supply A DC power supply option supports any DC input between 36 72VDC 3 0 CONFIGURATION The Model 1088 K is equipped with two sets of eight DIP switches which allow configuration of the unit for a wide variet
23. reirinrninn G 703 mDSL Rocket CAP 08055T onns 120V Power Supply 080552 ou 230V Power Supply A8BV PSM 0cccceeseeeeerees DC Power Supply Module 08055DCUI ee 100 240VAC 5V 5 reg DC 2A Universal Input Adapter O805EUR ee European Power Cord CEE 7 A O805UK ee United Kingdom Power Cord D 0805US ee American Power Cord K O805AUS cecceeeeeteeees Australia New Zealand Power Cord C O805DEN ee Denmark Power Cord E 0809F Ririt eirp tite nice France Belgium Power Cord F O805IN wie acetal India Power Cord G 8051S vase ccieiewiinas Israel Power Cord H 0805JAP eeren Japan Power Cord J O805SW ee Switzerland Power Cord L O7M1088 K eee User Manual 30 APPENDIX C APPENDIX D PATTON ELECTRONICS MODEL 1088 MODEL 1088 K TRANSMISSION DISTANCE CHART LED DESCRIPTIONS E1 FE1 LOS DSL Link NS ER ITM E1 FE1 LOS DSL Link NS ER TM Transmission Distance Patton NetLink mDSL Model 1088 fr ssn nnn nnn nn ns sna Power ON G R off ON off off G R off ON off off eee eae ee eee E Une fate OTE Rates AWG C4nm 24 AWG 0 5mm DSL Link G R G off off off Gt R G off off off kbps mile Link Brk G R off off off off G R off off off off 144 64 128 21400 4 0 66 30700 58 9 4 Brkt 10s Gt Rt off ON off off GYRE OFF ON oft oft 400 320 384____ 18600 29100 5 5 9 528 448 512 _ 17400 3 3
24. rol 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 the DSL Link LED will be active If framed packets are not received the DSL Link LED will be inactive The restart procedure uses this information to determine if a valid connection 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 dis tinction 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 link 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 G 703 G 704 Ina Remote Loop the data is looped back to the line but it is also allowe
25. scribed in other Patton mDSL products Instead the Model 1088 K will always recover the clocking from the G 703 4 network and use this clock to send data across the DSL span to the remote DSL modem which will use the incoming to send data out to G 703 4 network Therefore one unit must be set for CO mode located at the G 703 demarcation and the other unit must be set for CP mode located at the customer premises This type of clocking method was employed for two reasons 1 To allow two independent networks to use the modems as inde pendent clocking paths 2 To allow the user to independently specify the timing source for the network based on external equipment 6 CO CP and Using the 1088 K with other Patton mDSL modems Other Patton mDSL modems allow the option of specifying the clock mode but not the CO CP designation This is already done inter nally within the unit When connecting a 1088 K to an mDSL modem e g Model 1088 C 1088 D or 1095 other then a Model 1088 K determine the source of the system clock and then determine the Model 1088 Ks CO CP designation based upon the following chart MDSL Modem Clock MDSL Modem Unit 1088 K setting required Mode 109X Designation 109X External Co CP Internal Co CP Receive Recover CP CO Reminder In each DSL modem pairing one unit must act as the CO unit the other must act as the CP unit Switch S1 2 Line Coding Use Switch S1 2 to confi
26. se refer to the Remote Digital Loop with 511 511E section Loop Loop Pattern Framer Control Control Gen Det Pattern Gen Det Loop Control Loop Control Pattern Framer Gen Det Processor Processor Figure 15 Block Diagram Local Loop Mode 2 with 511 511E 24 Remote Digital 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 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 Remote Digital Loop with 5 11 511E local unit will keep its TM led active until this request has been comple
27. tely sent out If the switch is thrown again before the completion of Framer the termination phase the switch will be ignored until it is placed back into the normal position 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 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 Loop Loop Pattern Framer Control Control Gen Det E Processor Processor Figure 17 Block Remote Loop with 511 511E Pattern Loop Pattern Framer Gen Det Control Gen Det Processor Processor Figure 16 Block Diagram Remote Loop 25 26 Data Mode with When the units enter DataMode it is possible to 511 511E Pattern turn on the 511 511E pattern generators on Gen
28. the CP unit from the rack card at the Central Office CO The stand alone unit at the Customer Premise CP site will automatically config ure itself to the DTE rate Bandwidth Allocation of the rack card Other configuration parameters remain in the default setting Follow the instructions below to activate NetLink Plug and Play between CO Model 1095RC and CP Model 1088 units 1 Set the Model 1095RC CO to either Internal or External clocking mode as defined by the application 2 Set the Model 1088 CP to NetLink Plug and Play CP by setting S1 and S2 DIP switches in the ON position as described in Figure 3 below 1095RC DSL Span 1088 CO CP DIP Switches or NMS configured DIP Switches all in ON position according to specific application requirements Figure 3 Typical NetLink Plug and Play Application When the CO and CP units connect over DSL the CP will enter a pre defined default configuration Receive Recovered Clocking During the negotiation process between the units the CO unit will configure the DTE rate line rate on the CP unit as defined by the settings of the CO unit When additional bandwidth is required only the configuration of the CO unit should be changed This feature gives ISPs LECs and PTTs the ability to provision bandwidth on an as needed basis to cus tomers 11 The NetLink Plug and Play application will also work in an HTTP SNMP managed system using the NetLink Model 1001MC SNMP ag
29. y of applications This section describes switch locations and explains all possible con figurations 3 1 CONFIGURING THE HARDWARE DIP SWITCHES The 16 external switches are grouped into two eight switch sets and are externally accessible from the underside of the Model 1088 K See Figure 1 below Front Rear Figure 1 Underside of Model 1088 K Showing Location of DIP Switches The two sets of DIP switches on the underside of the Model 1088 K will be referred to as S1 and S2 As Figure 2 shows the orientation of all DIP switches is the same with respect to ON and OFF positions T fatale Figure 2 Close Up of Configuration Switches all sets are identical in appearance OFF 3 1 1 Configuration DIP Switch Set S1 Switches S1 1 through S1 8 may be used to configure CO CP operation line framing and coding CRC 4 operation and DTE initiated loop diagnostics Default settings of S1 Switches are shown in the table below S1 SUMMARY TABLE unction CO CP Setting CRC 4 Enable Reserved Reserved Reserved Reserved eserved Switch S1 1 CO CP Use Switch S1 1 configure the CO located at the Central Office or or G 703 G 704 demarcation point or CP located at the Customer Premises mode of the 1088 K S1 1 CO CP Mode Off CO located at the Central Office On CP located at the Customer Premises CO CP Configuration The Model 1088 K does not use clock mode settings as de
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