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Affidavit for Connection of Customer Premises Equipment to 1.544 MBPS and/

or Subrate Digital Services

For the work to be performed in the certified territory of ______________ (telco name)

State of ________________________________

County of ______________________________

I, _______________________ (name), ____________________ (business address),
_____________________ (telephone number) being duly sworn, state:

I have the responsibility for the operation and maintenance of the terminal equipment
to be connected to 1.544 Mbps and/or __________________ subrate digital services.
The terminal equipment to be connected complies with Part 68 of the FCC rules
except for the encoded analog content and billing protection specification. With
respect to encoded analog content and billing protection:

( ) I attest that all operations associated with the establishment, maintenance and adjust-
ment of the digital CPE with respect to encoded analog content and billing protection
information continuously complies with Part 68 of the FCC rules and Regulations.

( ) The digital CPE does not transmit digital signals containing encoded analog con-
tent or billing information which is intended to be decoded within the telecommuni-
cations network.

( ) The encoded analog content and billing protection is factory set and is not under
the control of the customer.

I attest that the operator(s) maintainer(s) of the digital CPE responsible for the estab-
lishment, maintenance and adjustment of the encoded analog content and billing
information has (have) been trained to perform these functions by successfully having
completed one of the following (check appropriate blocks):

( ) A. A training course provided by the manufacturer/grantee of the equipment used
to encode analog signals; or

( ) B. A training course provided by the customer or authorized representative, using
training materials and instructions provided by the manufacturer/grantee of the
equipment used to encode analog signals; or

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Содержание 1202011L1

Страница 1: ...DSU III AR Data Service Unit User Manual Part Number 1202011L1 61202011L1 1C May 2001...

Страница 2: ...is a registered trademark of IBM IQ View is a trademark of ADTRAN Inc Hayes is a trademark of Hayes Microcomputer Products Inc This product includes software developed by the University of California...

Страница 3: ...ed in this manual m Notes provide additional useful information Cautions signify information that could prevent service interruption Warnings provide information that could prevent damage to the equip...

Страница 4: ...t with the FCC 5 The telephone company may make changes in its facilities equipment operations or procedures that could affect the proper operation of this equipment If this hap pens the telephone com...

Страница 5: ...nnection to Digital Services An affidavit is required to be given to the telephone company whenever digital terminal equipment without encoded analog content and billing protection is used to transmit...

Страница 6: ...ons Repairs to certified equipment should be made by an authorized Canadian mainte nance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment...

Страница 7: ...NT SAFETY INFORMATION When using your telephone equipment please follow these basic safety precautions to reduce the risk of fire electrical shock or personal injury 1 Do not use this product near wat...

Страница 8: ...t ment of the digital CPE with respect to encoded analog content and billing protection information continuously complies with Part 68 of the FCC rules and Regulations The digital CPE does not transmi...

Страница 9: ...ed in accordance with _______________ circle one above I agree to provide ____________________ telco s name with proper documentation to demonstrate compliance with the information in the preceding pa...

Страница 10: ...y becomes null and void if Customer modifies or alters the equipment in any way other than as specifically authorized by ADTRAN EXCEPT FOR THE LIMITED WARRANTY DESCRIBED ABOVE THE FOREGOING CONSTITUTE...

Страница 11: ...elow Presales Inquiries and Applications Support Please contact your local distributor ADTRAN Applications Engineering or ADTRAN Sales Post Sale Support Please contact your local distributor first If...

Страница 12: ...ce 901 Explorer Blvd Huntsville Alabama 35806 RMA _____________ Training The Enterprise Network EN Technical Training Department offers training on our most popular products These courses include over...

Страница 13: ...Installation Unpack Inspect Power Up 2 1 ADTRAN Shipments Include 2 1 Customer Provides 2 1 Power Up 2 2 Rear Panel 2 3 Network Interface Connection 2 4 DTE Data Connection Primary DTE 2 4 Secondary C...

Страница 14: ...aracter Format 4 7 Command Structure 4 7 Bi Sync Option 4 7 Character Format 4 7 Command Structure 4 7 Asynchronous Option 4 8 Character Format 4 8 Command Structure 4 8 Command Descriptions 4 8 Synta...

Страница 15: ...Detect CD Options 6 13 TR Options 6 14 SR Options 6 15 Auxiliary Port 6 16 Chapter 7 Configuring Test Options Test Options 7 1 Test Time out 7 1 Remote Digital Loopback 7 2 EIA Local Loopback 7 3 EIA...

Страница 16: ...st Purpose 11 12 Initiating 11 13 Interpreting Test Results 11 13 Loop Only RT 11 14 Test Purpose 11 14 Initiating 11 15 Interpreting Test Results 11 15 DTE Only 11 16 Test Purpose 11 16 Initiating 11...

Страница 17: ...us 12 3 Network Rate 12 4 DTE Rate Mode 12 4 DTE Control Leads and Status 12 4 Appendix A Pinouts A 1 Appendix B AT Commands B 1 Appendix C Default Configuration Profiles C 1 Appendix D EIA 232 Connec...

Страница 18: ...Table of Contents xviii DSU III AR User Manual 61202011L1 1...

Страница 19: ...Network Type Options 5 5 Figure 5 5 Setting the Clock Source 5 6 Figure 6 1 DTE Rates for 56 or 64 kbps Loop Rate with No Secondary Channel 6 2 Figure 6 2 DTE Rates for 56 kbps Secondary Channel and...

Страница 20: ...t Menu 11 4 Figure 11 5 DTE Loop Test 11 12 Figure 11 6 Initiating a DTE Loop Test 11 13 Figure 11 7 Loop Only Test 11 14 Figure 11 8 Initiating a Loop Only Test 11 15 Figure 11 9 DTE Only Test Diagra...

Страница 21: ...5 CS Options AT Commands 6 11 Table 6 6 Short and Long Delays at Different Operating Speeds 6 11 Table 6 7 Anti Stream AT Commands 6 12 Table 6 8 CD Options AT Commands 6 13 Table 6 9 TR Options AT Co...

Страница 22: ...Configuration Commands B 3 Table B 5 Network Type Commands B 4 Table B 6 Clock Source Commands B 4 Table B 7 DTE Rate AT Commands B 4 Table B 8 Scrambler On Off AT Commands B 5 Table B 9 Data Format...

Страница 23: ...les 61202011L1 1 DSU III AR User Manual xxiii Table B 24 DTE With Test Pattern Commands B 11 Table B 25 Remote Tests and AT Commands B 11 Table C 1 User Profiles C 1 Table C 2 Default Configuration Pr...

Страница 24: ...List of Tables xxiv DSU III AR User Manual 61202011L1 1...

Страница 25: ...rvices The DSU III AR may be used in either point to point or multi point circuits The DSU III AR provides both V 35 and EIA 232 electrical and physical DTE interfaces to accommodate a variety of appl...

Страница 26: ...roviding terminal rates of 75 150 300 600 1200 and 2400 bps The secondary rates available depend on the DDS service rate configured 4 Wire Switched 56 Overview This switched 4 wire Digital Data Servic...

Страница 27: ...iginal shipping container for use in shipping the DSU III AR for repair or for verification of damage during shipment ADTRAN Shipments Include The following items are included in ADTRAN shipments of t...

Страница 28: ...II AR unit is provided with a captive 8 foot power cord terminated by a three prong plug which connects to a grounded 115 VAC power receptacle A telco connector is also provided for interface to the n...

Страница 29: ...ndix A Pinouts on page A 1 The DSU III AR rear panel is shown in Figure 2 1 Figure 2 1 DSU III AR Rear View ON OFF AUXILIARY EIA 232 PRIMARY EIA 232 115 VAC 60HZ 15A PRIMARY V 35 TELCO 1 Aux EIA 232 P...

Страница 30: ...ector or the CCITT V 35 DTE connector The maximum cable lengths recommended are 50 feet for the EIA 232 The pin assignments for the primary EIA 232 connector are shown in Table A 2 on page A 2 The EIA...

Страница 31: ...other operations There are four Main menu branches Status Test Configuration and Dial Each main menu item has several functions and submenus to identify and access specific parameters Main Menu The fo...

Страница 32: ...Configuration is used to select network and DTE operating parameters This menu branch is divided into several chapters for easier reference The division includes a brief overview chapter followed by a...

Страница 33: ...ayed item Up Arrow Scrolls up the submenu items Down Arrow Scrolls down the submenu items Cancel Exits back one level from the current branch of the menu To choose a menu item press the corresponding...

Страница 34: ...p and down arrows to view submenu items 4 Choose an item on the submenu such as NETWORK OP TIONS NETWORK OPT 5 Press 1 to select NETWORK OPT then press Enter 6 Press 1 to select LOOP RATE options then...

Страница 35: ...to select the menu item Numeric Keypad The numeric keypad contains the numbers 0 through 9 and alpha characters A through F which are used to activate menu items and enter parameters Up and Down Arrow...

Страница 36: ...a key is pressed without using Shift the numbered item becomes active instead of the alpha item Quick During most operations the Quick key returns the display to the main menu During a test the Quick...

Страница 37: ...oup of five submenus relating to a specific interface or function of the DSU III AR that requires setup The DSU III AR contains four different user profiles sets of configurations options that are sto...

Страница 38: ...For detailed information on configuration see Chapter 5 Network Configuration on page 5 1 Chapter 6 Configuring DTE Options on page 6 1 Chapter 7 Configuring Test Options on page 7 1 Chapter 8 Config...

Страница 39: ...4K ADDRESS 0 2 DTE OPTIONS 1 DTE RATE See Figure 4 2 on page 4 4 2 CONNECTOR TYPE for a more detailed 3 DATA FORMAT view of this section 4 DTE CMD OPTION 5 TRANSMIT CLOCK 6 CS OPTIONS 7 ANTI STREAM 8...

Страница 40: ...25 BSC ASYNC 5 TRANSMIT CLOCK 1 NORMAL 2 EXTERNAL 1 FORCED ON 6 CS OPTIONS 2 FOLLOWS RS 3 FOLLLOWS CD 4 FOLLOWS RS CD 5 OFF WITH LOCD 1 TIMER OFF 2 TIME 10 SECONDS 7 ANTI STREAM 3 TIME 30 SECONDS 4 TI...

Страница 41: ...he 123 default 3 Configure the VT 100 emulator with the appropriate baud rate 8 DATA BITS NO PARITY BITS 1 STOP BIT and NO FLOW control 8N1 Refer to the VT 100 emulator documentation for details on co...

Страница 42: ...nsmitted to the DSU III AR to configure most of the options or initiate tests to check both the DSU III AR and the network connections All command lines must begin with the AT attention code in either...

Страница 43: ...NC ASYNCHRONOUS SDLC Option Character Format Data bits 8 Parity bit Ignored Command Structure F A C V 25 bis COMMAND FCS F The address field A is FFH The control field C is set to 13H except for cases...

Страница 44: ...s command set In addition to the CCITT commands supported ADTRAN has added configuration commands for both local and remote DSUs The ADTRAN V 25 bis command set follows Start bit 1 Data bits 7 Parity...

Страница 45: ...tempt to reestablish the main DDS line There are no parameters associated with this command Possible indications include VAL CNX and CFIxx VAL Valid V 25 command processed CFIET Call failed on switche...

Страница 46: ...ured from a synchronous interface The command s format is as follows CNR REMOTE PASSWORD AT ONE OR MORE AT COMMANDS The remote password may or may not be required depending on the present configuratio...

Страница 47: ...xx DIC Disregard Incoming Call This command causes the V 25 bis processor to return to command mode even if there is an incoming call pending This allows local commands to be issued and incoming calls...

Страница 48: ...mat of this command follows RLN REGISTER NUMBER If the register number is invalid the INVPV response is returned When a correct register number is entered the following response is returned LSN REGIST...

Страница 49: ...he default factory setting is AUTO When configured to AUTO the DSU will automatically attempt to adapt to the loop rate Since 64k and 56k secondary channels look identical on the network the DSU III w...

Страница 50: ...TEST OPTIONS 8 64K 4 DIAL OPTIONS 5 MANUAL COMMAND Table 5 1 Loop Rate Commands Front Panel AT Command AUTO B0 2 4K with no secondary channel B1 4 8K with no secondary channel B2 9 6K with no secondar...

Страница 51: ...used to change the network address The factory default address setting is 0 Table 5 2 shows the AT commands used to set the network address Figure 5 2 Setting the Network Address 1 LOOP RATE 1 NETWOR...

Страница 52: ...5 3 Enabling Disabling Remote Configuration Table 5 3 shows the equivalentAT commands used to enable or disable remote configuration 1 LOOP RATE 1 NETWORK OPT 2 NETWORK ADDR 1 LOCAL 3 REMOTE CONFIG 1...

Страница 53: ...ected the Main menu displays the DIAL selection Table 5 4 shows the equivalent AT commands that perform the same configuration functions 1 LOOP RATE 1 NETWORK OPT 2 NETWORK ADDR 1 LOCAL 3 REMOTE CONFI...

Страница 54: ...or FROM NETWORK Table 5 5 shows the equivalent AT commands for setting the clock source When the DSU III AR is set as the master clock source it will default to its internal oscillator as the clock re...

Страница 55: ...tions DTE OPTIONS The DTE OPTIONS menu is used to select the configuration parameters that control the operation of the DSU III AR s DTE Interface such as the DTE rate connector type data format DTE c...

Страница 56: ...2 4K 1 DTE RATE 2 4 8K 3 9 6K 1 LOCAL 2 CONNECTOR TYPE 4 19 2K 2 DTE OPTIONS 3 DATA FORMAT 5 38 4K 4 DTE CMD OPTION 6 56K 57 6K For 64Kbps Loop 3 CONFIG 5 TRANSMIT CLOCK 7 SAME AS LOOP 1 SCRAMBLER OF...

Страница 57: ...econdary Channel Loop Rates 3 DATA FORMAT 4 19 2K 3 CONFIG 4 DTE CMD OPTION 5 38 4K 1 SCRAMBLER OFF 5 TRANSMIT CLOCK 6 56K 57 6K 2 SCRAMBLER ON 2 REMOTE ENTER 3 TEST OPTIONS 6 CS OPTIONS 7 SAME AS LOO...

Страница 58: ...his constraint can be eliminated by selecting either the DATA INVERT option or the SCRAM BLER ON option The factory default setting is SCRAMBLER OFF For 64 kbps clear channel operation there is a poss...

Страница 59: ...set the connector type The factory default setting is V 35 There are no AT commands available to set the connector type 1 NETWORK OPT 1 LOCAL 1 DTE RATE 1 RS 232 2 DTE OPTIONS 2 CONNECTOR TYPE 2 V 35...

Страница 60: ...US 2 ASYNC 10 BITS 1 LOCAL 3 DATA FORMAT 2 SYNCHRONOUS 3 ASYNC 11 BITS 4 DTE CMD OPTION 5 TRANSMIT CLOCK 3 CONFIG 6 CS OPTIONS 7 ANTI STREAM 2 REMOTE ENTER 3 TEST OPTIONS 8 CD OPTIONS ADDRESS 4 DIAL O...

Страница 61: ...MIT CLOCK 2 AT COMMAND SET 2 REMOTE ENTER 3 TEST OPTIONS 6 CS OPTIONS 3 V 25 SYNC ADDRESS 4 DIAL OPTIONS 7 ANTI STREAM 4 V 25 BSC ASYNC 5 MANUAL COM 8 CD OPTIONS 9 TR OPTIONS A SR OPTIONS B AUXILIARY...

Страница 62: ...from the External DTE Port as defined under DTE Options connector type The CLOCK SOURCE under NETWORK OPTIONS must also be set to MASTER as noted in Network Configuration on page 5 1 1 NETWORK OPT 1 D...

Страница 63: ...the DSU to modem interconnect diagram for this application The EXTERNAL CLOCK option is also recommended when the EIA 232 connector is used for 56 kbps and 64 kbps applications A special DSU cable dia...

Страница 64: ...to send RS then the delay from RS to CS must be selected Table 6 5 on page 6 11 shows the AT COMMANDS used to set the CS OPTIONS 1 NETWORK OPT 1 LOCAL 1 DTE RATE 2 DTE OPTIONS 2 CONNECTOR TYPE 3 DATA...

Страница 65: ...will turn off CS but continue to pass data until RS goes off CS also off if DSU cannot pass data 5 OFF WITH LOCD R4 Off 5 sec after LOCD Valid only in SW56 mode CS is forced on but will turn off for 5...

Страница 66: ...stops transmitting DTE data into the network but continues to accept data from it This condition exists until the DTE deactivates the RS input The factory default setting is TIMER OFF Table 6 7 shows...

Страница 67: ...NETWORK OPT 1 LOCAL 1 DTE RATE 2 DTE OPTIONS 2 CONNECTOR TYPE 3 DATA FORMAT 3 CONFIG 4 DTE CMD OPTION 5 TRANSMIT CLOCK 2 REMOTE ENTER ADDRESS 3 TEST OPTIONS 6 CS OPTIONS 4 DIAL OPTIONS 7 ANTI STREAM...

Страница 68: ...M 8 CD OPTIONS 2 IDLE WHEN OFF 9 TR OPTIONS 3 OFF ON DIAL 1 A SR OPTIONS 4 OFF ON DIAL 2 B AUXILIARY PORT Figure 6 10 Selecting TR Options Table 6 9 TR Options AT Commands Front Panel AT Command Descr...

Страница 69: ...AT 3 CONFIG 4 DTE CMD OPTION 5 TRANSMIT CLOCK 2 REMOTE ENTER ADDRESS 3 TEST OPTIONS 6 CS OPTIONS 4 DIAL OPTIONS 7 ANTI STREAM 1 FORCED ON 5 MANUAL COM 8 CD OPTIONS 2 OFF OOS ONLY 9 TR OPTIONS 3 OFF LO...

Страница 70: ...If the secondary DTE does not respond to CTS flow control care should be taken to prevent the AUXILIARY PORT internal buffer from overflowing The AUXILIARY PORT option may also be used to provide VT...

Страница 71: ...ption 1 OFF _Y0 No secondary channel selected 2 75 _Y1 Secondary channel rate 75 bps 3 150 _Y2 Secondary channel rate 150 bps 4 300 _Y3 Secondary channel rate 300 bps 5 600 _Y4 Secondary channel rate...

Страница 72: ...Chapter 6 Configuring DTE Options 6 18 DSU III AR User Manual 61202011L1 1...

Страница 73: ...a DSU III AR remains in a test mode before automatically returning to the data mode Enter the time out from 0 to 255 seconds The factory default setting is off 0 Figure 7 1 shows the menu path used to...

Страница 74: ...n Table 7 2 shows the equivalentAT commands for setting the RDL OPTION Table 7 1 Test Timeout AT Commands Front Panel AT Command Description ENTER TIMEOUT S18 x Specify 0 255 seconds test time out 1 N...

Страница 75: ...ws the menu path used to access the EIA LLB option Table 7 3 shows the equivalentAT commands for setting the EIA LLB options 1 NETWORK OPT 1 LOCAL 2 DTE OPTIONS 1 TEST TIMEOUT 2 RDL EN DIS 3 CONFIG 3...

Страница 76: ...4 shows the menu path for the EIA RLB options Table 7 4 shows the equivalentAT commands for setting the EIA RLB options 1 NETWORK OPT 1 LOCAL 1 TEST TIMEOUT 3 CONFIG 2 DTS OPTIONS 2 RDL EN DIS 3 EIA L...

Страница 77: ...tion Phone Number The DSU III AR stores up to 10 numbers of 36 digits each Edit a phone number by reentering the entire number This process overwrites the previously stored number Figure 8 1 shows the...

Страница 78: ...y raising TR from the DTE Figure 8 2 shows the menu path used to enable or disable this option Table 8 2 shows the AT Commands available for the AUTO ANSWER option Table 8 1 AT Command for Storing Pho...

Страница 79: ...U III AR The first display prompts the user to enter the command number COMMAND 00 Figure 9 1 shows the menu path for MANUAL COMMAND The available manual commands are listed in Table 9 1 on page 9 3 1...

Страница 80: ...s to enter the hexadecimal command number Press Enter to complete When the command number is en tered the display shows both the command number and the present value or setting for the command 2 The c...

Страница 81: ...er 3 00 to FF AT LF Character 4 00 to FF AT BS Character 5 00 to FF AT Escape Char Timer 0C 00 to FF Abort Call Timer 7 00 to FF DTR Recognize Delay x 2 5ms 19 00 to FF DTR Initiated Command Time out...

Страница 82: ...Chapter 9 Manual Command 9 4 DSU III AR User Manual 61202011L1 1...

Страница 83: ...redialing and dialing stored numbers The DIAL selection is available for use only if AT T MCI SW56 or US SPRINT SW56 is the selected NETWORK TYPE See Network Type on page 5 5 in Chapter 5 Figure 10 1...

Страница 84: ...numbers See Chapter 8 Configuring Dial Options on page 8 1 for more information Enter Dial Number This option allows you to enter a phone number of up to 36 digits for the DSU III AR to dial Redial La...

Страница 85: ...mode AT commands can control the testing from the DTE interface For synchronous operation V 25 bis commands can provide test control The unit also responds to standard DDS network tests initiated fro...

Страница 86: ...by the status screen Step Action 1 To select TEST from the main menu press 2 then press Enter 2 Specify LOCAL REMOTE or AR testing by selecting the corresponding number then press Enter 3 Use the up a...

Страница 87: ...11 4 shows the complete test menu Figure 11 3 Sample Test Status Displays Exiting a Test During a test press the Quick key to access the EXIT TEST DISPLAY STATUS menu or press Cancel to return to the...

Страница 88: ...CAL UNIT 2 DISPLAY STATUS 1 2047 PATTERN 4 DTE WITH TP 2 511 PATTERN 1 EXIT TEST TEST 3 STRESS PTRN 1 STATUS DISPLAY 2 DISPLAY STATUS 4 STRESS PTRN 2 5 STRESS PTRN 3 6 STRESS PTRN 4 1 2047 PATTERN 2 5...

Страница 89: ...cted Table 11 1 Messages from the DSU CSU Message Meaning Probable Cause Action LOOP IS NORMAL Good local loop sig nal being received from the telco Indicates good local loop No action required unit p...

Страница 90: ...ng DATA MODE LOOP IS NORMAL If a status message other than DATA MODE LOOP IS NORMAL is shown begin performing diagnostics described in the section Test Sequence for Troubleshooting New Installs or Exi...

Страница 91: ...tion menu Loop Rate Auto 2 4 to 64 kbps Select the DDS loop rate of the DDS circuit from the configuration menu Data Format Async or Sync Select the type of data to be used from the configuration menu...

Страница 92: ...9 If your DSU Do this seems to be having problems Perform a Self Test to determine if the unit is operational is receiving excessive data errors Perform a DTE with Test Pattern requiring re transmissi...

Страница 93: ...Call none ATO Go Online none ATQn Result Code Display 0 ATSn Read S Register none ATSn x Write to S Register none ATVn Result Code From 1 ATZ Reset none AT Cn DCD Option 0 AT Dn DTR Option 0 AT Fn Re...

Страница 94: ...e DTE with Test Pattern and Test Pattern tests Table 11 4 Test AT Commands Front Panel Display AT Command Description DTE Loop LL T10 TD RD and RX TX Loopbacks Loop Only RT T11 RX TX Loopback at Netwo...

Страница 95: ...tress pattern with alternating high and low ones densities Repeated pattern of 100 octets 1111 1111 followed by 100 octets 0000 0000 4 STRESS PTRN 2 _T3 T8 Stress pattern with alternating medium and l...

Страница 96: ...of each interface back to its respective transmit data The DTE LOOP test provides a bidirectional loopback at the DSU CSU Figure 11 5 illustrates the loopback points and the signal paths for this test...

Страница 97: ...to initiate a DTE LOOP TEST Interpreting Test Results A BERT tester must be used to interpret the test results of a DTE Loop test because the BERT originates external to the local DSU 1 DTE LOOP LL 2...

Страница 98: ...f the DTE interface for the local DSU III AR to be tested from the remote site over the actual communication circuit Figure 11 7 illustrates the loopback point and the signal paths for this test Figur...

Страница 99: ...o initiate a LOOP ONLY test Interpreting Test Results The LOOP ONLY test is used for looping the DDS circuit back to the telco No test results are available from the local DSU III AR 1 DTE LOOP LL 2 L...

Страница 100: ...lose to the physical network interface This test can be used to verify proper operation between the local DTE and the local DSU III AR See Figure 11 9 Figure 11 9 DTE Only Test Diagram Test Purpose Th...

Страница 101: ...to initiate a DTE ONLY test Figure 11 10 Initiating a DTE Only Test Interpreting Test Results A BERT tester must be used to interpret the test results of a DTE ONLY test because the BERT originates ex...

Страница 102: ...be used to detect deficiencies within the internal drivers and receivers of the DSU III AR Figure 11 11 illustrates the loopback point and the data paths for this test Figure 11 11 DTE with Test Patt...

Страница 103: ...econd line of the display indicates the number of errors accumulated by the test pattern detector If errors occur during this test the test error count can be reset to zero by pressing 1 on the keypad...

Страница 104: ...st pattern is used for the following purposes Transmits user selected test pattern using an internal test pattern generator and compares the received data using internal test pattern detector to detec...

Страница 105: ...the second line of the display indicates the number of errors accumulated by the test pattern detector If errors occur during this test the test error count can be reset to zero by pressing 1 on the k...

Страница 106: ...ctioning properly Initiating Follow the menu path outlined in Figure 11 15 to initiate a test using a test pattern Interpreting Test Results Once SELF TEST is activated the LEDs cycle on and off as th...

Страница 107: ...6 Figure 11 16 V 54 RDL with Test Pattern Front Panel AT Command Description 1 2047 PATTERN _T0 T7 Standard 2047 random data pattern 2 511 PATTERN _T1 T7 Standard 511 random data pattern 3 STRESS PTRN...

Страница 108: ...isplayed for entering the address for the remote unit Enter Test Unit Address 0 Use the number keys to type the address of the remote DSU then press Enter The test pattern selections are displayed Aft...

Страница 109: ...R User Manual 11 25 Interpreting Test Results If the unit is functioning properly the display should show TST ERR 0000 The keypad buttons can be used to manually inject errors and clear the error coun...

Страница 110: ...Chapter 11 Testing and Troubleshooting 11 26 DSU III AR User Manual 61202011L1 1...

Страница 111: ...After 30 seconds of no front panel operation the DSU III AR automatically reverts to the status display Examples of possible status displays are shown in Figure 12 1 Figure 12 1 Examples of Status Di...

Страница 112: ...ss data if network status is normal UNIT IN TEST The unit is in test Scroll to next status menu for test type DTE COMMAND MODE The unit is in command mode from the DTE AT or V 25 bis In SW56 mode the...

Страница 113: ...I detects a possible reversal in the Rx and Tx pairs OOS OOF FROM NET The DSU III detects an abnormal condition code from the network NO FRAME SYNC The DSU III cannot sync on the signal from the tel c...

Страница 114: ...figured for the network DTE Rate Mode The message displayed on this line of the STATUS display screen indicates the DTE data rate and format DTE Control Leads and Status Four additional DTE interface...

Страница 115: ...outs Table A 1 RJ 48S Telco Connector Pinouts Pin Name Description 1 R1 Transmit Data from DSU to Network Ring 1 2 T1 Transmit Data from DSU to Network Tip 1 3 6 Not Used 7 T Receive Data from Network...

Страница 116: ...BB Receive Data RD 4 CA Request to Send RS 5 CB Clear to Send CS 6 CC Data Set Ready SR 7 AB Signal Ground SG 8 CF Received Line Signal Detector CD 9 12 Test Point 10 12 Test Point 15 DB Transmit Cloc...

Страница 117: ...ctor CD H Data Terminal Ready DTR J Ring Indicator L Local Loopback LL N Remote Loopback RL R 104 Received Data RD A T 104 Received Data RD B V 115 Receiver Signal Element Timing SCR A X 115 Receiver...

Страница 118: ...EIA 232 Connector Pinouts Pin CCITT Description 1 AA Protective Ground PG 2 BA Transmit Data TD 3 BB Receive Data RD 4 CA Request to Send RS 5 CB Clear to Send CS 6 CC Data Set Ready SR On all the ti...

Страница 119: ...61202011L1 1 DSU III AR User Manual B 1 Appendix B AT Commands This Appendix lists all the AT Commands available for the DSU III AR...

Страница 120: ...e ATO Go Online none ATQn Result Code Display 0 ATSn Read S Register none ATSn x Write to S Register none ATVn Result Code From 1 ATZ Reset none AT Cn DCD Option 0 AT Dn DTR Option 0 AT Fn Restore Fac...

Страница 121: ...condary channel B6 64K clear channel B7 2 4K with secondary channel B9 4 8K with secondary channel B10 9 6K with secondary channel B11 19 2K with secondary channel B12 38 4K with secondary channel B13...

Страница 122: ...Command Description 1 MASTER _X0 DSU is the master timing source 2 FROM NETWORK _X1 Network RX Signal is timing source Table B 7 DTE Rate AT Commands Front Panel AT Command Description 1 DTE 2 4K K3...

Страница 123: ...essed 64 kbps only Table B 9 Data Format Commands Front Panel AT Command Description 1 ASYNCHRONOUS Q0 Always asynchronous 2 SYNCHRONOUS Q2 Always synchronous For asynchronous options select the lengt...

Страница 124: ...off CS but continue to pass data until RS goes off CS also off if DSU cannot pass data 5 OFF WITH LOCD R4 Off 5 sec after LOCD Valid only in SW56 mode CS is forced on but will turn off for 5 seconds...

Страница 125: ...1 IGNORE D0 Ignore the TR input 2 IDLE WHEN OFF D2 See the following Note 3 OFF ON DIAL 1 D3 Dial Stored 1 TR goes off to on SW56 only 4 OFF ON DIAL 2 D4 Dial Stored 2 TR goes off to on SW56 only Tab...

Страница 126: ...Y3 Secondary channel rate 300 bps 5 600 _Y4 Secondary channel rate 600 bps 6 1 2K _Y5 Secondary channel rate 1200 bps 7 2 4K _Y6 Secondary channel rate 2400 bps Table B 17 Test Time out AT Commands Fr...

Страница 127: ...LLB enabled Table B 20 EIA Remote LoopbackAT Commands Front Panel AT Command Description 1 DISABLED _R0 EIA RLB disabled 2 ENABLED _R1 EIA RLB enabled Table B 21 AT Command for Storing Phone Numbers...

Страница 128: ...Only RT T11 RX TX Loopback at Network Interface DTE Only T1 TX RX Loopback at DTE Interface DTE with TP T8 RX RX Loopback with Test Pattern Test Pattern T9 Transmit Receive Test Pattern Self Test Z C...

Страница 129: ...es densities Repeated pattern of 100 octets 0111 1110 followed by 100 octets 0000 0000 5 STRESS PTRN 3 _T4 T8 Stress pattern with medium ones density Continuous series of octets 0011 0010 6 STRESS PTR...

Страница 130: ...Appendix B AT Commands B 12 DSU III AR User Manual 61202011L1 1...

Страница 131: ...onvolatile configuration memory See Chapter 2 Installation on page 2 1 and Chapter 9 Manual Command on page 9 1 for more information Table C 1 User Profiles User Profile Description 1 Profile 1 is con...

Страница 132: ...2H 50 32H Command Echo Enable Enable Enable Enable Result Code Enable Enable Enable Enable Long or Short Code Long Long Long Long Test Pattern Type 2047 2047 2047 2047 CS Delay Short Short Short Short...

Страница 133: ...ed On Follow RS Anti stream Timer Timer Off Timer Off Timer Off Timer Off CD Options Normal Normal Forced On Normal TR Options Ignored Ignored Ignored Idle When Off SR Options Off Test OOS Off Test OO...

Страница 134: ...Appendix C Default Configuration Profiles C 4 DSU III AR User Manual 61202011L1 1...

Страница 135: ...ons Using the External clock option and this cable should eliminate data errors caused by excessive delays in the DTE transmit clock receiver and transmit data driver When creating this cable at the D...

Страница 136: ...Appendix D EIA 232 Connector D 2 DSU III AR User Manual 61202011L1 1...

Страница 137: ...ceive line on the other DSU as well as the DTR CTS RTS and CD signal lines get matched appropriately Figure E 2 on page E 3 details the crossover cable wiring ADTRAN DSU CSU units will operate in this...

Страница 138: ...Appendix E DSU to DSU Tail Circuit E 2 DSU III AR User Manual 61202011L1 1 Figure E 1 DDS Tail Circuit DDS NETWORK Tail circuit crossover cable DTE DTE DDS NETWORK DSU DSU DDS Loop DDS Loop...

Страница 139: ...hown in Figure E 2 Figure E 2 Standard EIA 232 D Crossover Cable P1 Pin Pin P2 Chassis Ground TXD RXD RTS CTS DSR Signal Ground CD RLSD RC SCR DTR ETC SCR 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18...

Страница 140: ...Appendix E DSU to DSU Tail Circuit E 4 DSU III AR User Manual 61202011L1 1...

Страница 141: ...oint to point multipoint Switched 56 4 wire Data Rates Dedicated mode service rate 2 4 4 8 9 6 19 2 38 4 56 and 64 kbps Switched mode service rate 56 kbps DTE Rates DTE rates match service rates DTE t...

Страница 142: ...ched Mode Dialing Options Stored number Front panel keypad DTR dialing of stored number In band AT commands V 25 bis in band dialing Diagnostics Network CSU and DSU loopbacks User Local DTE and loop r...

Страница 143: ...onment Operating Temperature 0O C to 50O C 32O F to 122O F Storage Temperature 20O C to 70O C 4O F to 158O F Relative Humidity Up to 95 non condensing Hardware Specifications Dimensions 2 25 H 8 75 W...

Страница 144: ...Appendix F Specifications Summary F 4 DSU III AR User Manual 61202011L1 1...

Страница 145: ...ous BECN backward explicit congestion notification BOP bit oriented protocol CCITT Consultive Committee for International Telephony and Telegraphy CD carrier detect CIR committed information rate CO c...

Страница 146: ...ress EBCDIC extended binary coded decimal interexchange code FECN forward explicit congestion notification FEP front end processor FIFO first in first out FR frame relay FRAD frame relay access device...

Страница 147: ...RDL remote digital loopback RFC request for comments RFECN remote forward explicit congestion notification RIP routing information protocol RMA return material authorization RNR receiver not ready RR...

Страница 148: ...tions G 4 DSU IV ESP User Manual 61204011L1 1 SW56 switched 56 sync synchronous TD transmit data TR data terminal ready Tx transmit UA unavailable UNI user to network interface VRC vertical redundancy...

Страница 149: ...through a channel the greater the bandwidth the more information that can be sent in a given amount of time bridge A device that supports LAN to LAN communications Bridges may be equipped to provide...

Страница 150: ...ed When rates exceed the CIR frames may be discarded clocking An oscillator generated signal that provides a timing reference for a transmis sion link A clock provides signals used in a transmission s...

Страница 151: ...l the functions required for connection to telephone com pany lines and for converting signals between telephone lines and DTE Also see DTE DDS digital data service A private line digital service for...

Страница 152: ...es referred to as DTE As a source device it sends data to an inter face device for encapsulation in a frame relay frame As a destination device it receives de encapsulated data i e the frame relay fra...

Страница 153: ...face the cus tomer s equipment to frame relay network See also interface device and encap sulation frame relay frame A variable length unit of data in frame relay format that is transmitted through a...

Страница 154: ...te grated access arrangements and defines a limited set of standard multipurpose interfaces for equipment vendors network providers and customers Inter working with a public switched telephone network...

Страница 155: ...ircuit a PVC consists of the originating frame relay network element address originating data link control identifier terminating frame relay network element address and ter mination data link control...

Страница 156: ...n for a powering situation that consists of a wet loop without span power service The provision of telecommunications to customers by a common carrier admin istration or private operating agency using...

Страница 157: ...d by sharing a single clock Each end of the transmission synchronizes itself with the use of clocks and informa tion sent along with the transmitted data synchronous data link control SDLC A link leve...

Страница 158: ...Appendix H Glossary H 10 DSU IV ESP User Manual 61204011L1 1...

Страница 159: ...requirements vii Canadian equipment limitations vi cancel key on front panel 3 5 CAPS department how to contact xii carrier detect CD 6 13 carrier detect options 6 13 clear to send CS AT commands B 6...

Страница 160: ...pecifications F 1 E EIA local loopback 7 3 EIA remote loopback 7 4 EIA 232 connector D 1 EIA 232 interface 1 1 enter dial number option 10 2 enter key on front panel 3 5 environmental specifications F...

Страница 161: ...12 RMA requests xi S safety instructions vii scrambler on off 6 3 AT commands B 5 secondary channel 2 3 connection 2 4 services 2 3 secondary rate AT commands B 8 secondary rate options 6 16 self test...

Страница 162: ...Index Index 4 DSU III AR User Manual 61202011L1 1 V V 25 bis commands 4 7 asynchronous option 4 8 bi sync option 4 7 possible responses to 4 9 SDLC option 4 7 V 35 connector 2 4 VALA 4 9 W warranty x...

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