3M 965DSP/SA Скачать руководство пользователя страница 142

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Function

Range

Accuracy

Loss:

-40 to +10 dBm

0.5 dB

@600

200 to 3000 Hz

2 Hz

3 kHz to 10 kHz

10 Hz

10 kHz to 20 kHz

20 Hz

Wideband Loss:

-50 to +2 dBm

2 dB

@135

20 kHz to 1200 kHz

1 %

Noise Metallic:

0 to 50 dBrnc

2 dB

(-90 to -40 dBm0p)

Power Influence:

40 to 100 dBrnc

2 dB

(-50 to 10 dBm0p)

Longitudinal Balance:

0 to 70 dB

2 dB

70 to 85 dB

TDR:

Range:

100, 200, 500, 1000, 2000, 5000 0.6% of range

10000, 20000, 30000 ft.

(30, 60, 150, 300, 600, 1500,

3000, 6000, 10000 m)

Velocity:

0.5 to 0.99

(150 to 299 m/µs)

0.01 (1m/µs)

Pulse Width: 5 nS, 34 nS,

235 nS, 1600 nS

fixed values

Modes:

single trace, dual trace, differential,

memory, crosstalk, peak

ISDN (2B1Q):

Status:

Active or Inactive

Block Errors:

Near- and Far-end

+/- 1 error

(Note: Block Errors in US and Canada only)

ADSL (DMT):

Status:

Fast Rate

Up/Down

+/- 1 kbps

Interleaved Rate

Up/Down

+/- 1 kbps

Max Rate

Up/Down

+/- 1 kbps

Margin

Up/Down

+/- 1dB

Attenuation

Up/Down

+/- 1dB

Power

Up/Down

+/- 1 dBm

Capacity

Up/Down

——

Info:

FEC

Up/Down

+/- 1

CRC

Up/Down

+/- 1

HEC

Up/Down

+/- 1

Alarms:

LOS

Down

——

LOF

Down

——

LCD

Down

——

LOM

Down

——

DSL Loss:

-75 to +5 dBm

1 dB

@100/135

20 kHz to 1200 kHz

Содержание 965DSP/SA

Страница 1: ...e 2005 78 8130 7429 7 F Dynatel 965DSP Series Subscriber Loop Analyzers Includes Spectrum Analyzer optional and Active ADSL Modem optional Advanced Test Equipment Rentals www atecorp com 800 404 ATEC...

Страница 2: ...oop Analyzers The 965DSP Series includes the 965DSP 965DSP ADSL 965DSP SA and 965DSP ADSL SA Loop Analyzers This document will give you a brief overview of the products a description of their test fun...

Страница 3: ...ge 21 Voltage 22 Current 23 Resistance 24 Soak Test 25 Toolbox 26 Self Calibrate 27 Load Coils 28 Kick Test 29 Stored Results 30 ADSL Results 33 Caller ID 36 Special Resistance 38 Ground Resistance 39...

Страница 4: ...need to charge the battery before using the unit Please see Care and Maintenance section The Spare Battery Holder holds six AA alkaline batteries and should only be used if the NiMH battery pack is d...

Страница 5: ...s The Test Lead icons are shown on each of the measurement screens Each lead points to a color dot on the front label that corresponds to the actual test lead The test leads have the labels RNG ring G...

Страница 6: ...see also Power Down Timeout on page 16 Use the Tab key to select between different options Use the Setup key to change the setup of any function Use the Help key to get help with any screen Use the E...

Страница 7: ...se the Opens key to find the distance to an open circuit Use the Tone key to send tones for pair identification or measuring loss Use the RFL key to find the distance to a resistance fault on a pair U...

Страница 8: ...attery holder with the alkaline batteries is installed in place of the NiMH battery pack the battery level will not be monitored and the battery symbol will not be visible in the display Control Keys...

Страница 9: ...eys to highlight a Country Use Enter to select a country You will be warned about changing country specific default values and asked to confirm or cancel your selection Language Use the Language setup...

Страница 10: ...n the Noise function Use the C Message filter in the US and Canada Use the CCITT also called Psophometric filter in all other countries The 965DSP also features a dBrnP filter for noise tests in New Z...

Страница 11: ...and datestamp in stored results Use the Up and Down keys to highlight either the date or time Use the Tab key to select the format parameter Date m d y month day year or d m y day month year The m d...

Страница 12: ...e Set Clock setup to change the date and time Use the Tab key to select either the date time or a m p m Use the Left and Right keys to select the digit to change Use the blue keys to enter the values...

Страница 13: ...ess the Enter key to select the highlighted choice or press the Setup key to restore the factory default values for the selected Autotest If Wideband is selected a list of the available wideband servi...

Страница 14: ...r is unacceptable the pass fail result will correspond to the symbol under the box either Stop or OK If the test result value is between the upper or lower limit the pass fail result will be marginal...

Страница 15: ...cy sometimes known as the Nyquist frequency can be set for use in the Wideband Autotest The custom Loss Frequency edit screen is accessed by pressing the Setup key from the startup screen selecting Au...

Страница 16: ...he Welcome screen then select Power Down Timeout Use the Up and Down arrow keys to select the desired timeout period then press the Enter key to set that period as the default After a period of inacti...

Страница 17: ...r key to edit Name the custom configuration Custom 1 or Custom 2 by pressing the Up or Down arrow key Use the Tab key to select the values to be edited Use the Left and Right or Up keys to select the...

Страница 18: ...w key to scroll to Voltage Termination and then press the Enter key to select The input impedance of the internal 965DSP voltmeter is normally 1Mohm However some legacy systems use voltage measurement...

Страница 19: ...Press the Setup key from the Welcome screen use the Down arrow key to scroll to User Info and then press the Enter key to select Enabling User Info will cause the 965DSP to add an extra user editable...

Страница 20: ...ow keys to adjust the contrast Press the Contrast key again to turn the backlight on or off Use the Enter key to return Use the Tab key to select ON or OFF and Enter to save your selection Once the Us...

Страница 21: ...oltage This screen indicates that a high voltage 120 Vac Vdc or greater has been detected between the test leads when not in the Voltage Mode The 965DSP has opened an internal relay to protect itself...

Страница 22: ...e last values Press the Enter key to switch from the DC to the AC voltage measurement Voltage This function first measures and displays the DC voltage between the red and black test leads Press the Ta...

Страница 23: ...s for disconnecting the test leads Press the Enter key to restart the 965DSP Fix problems before restarting the current measurement again Current This function measures the DC current flowing through...

Страница 24: ...voltage on the line Press the Enter key to remove the voltage compensation Use this technique only if you have first determined there is no DC voltage on the pair by using the Voltage function The non...

Страница 25: ...y Press the Right arrow key to access the Soak test from the Resistance screen Connect the red and black leads to an inactive pair Connect green to shield or ground Use the Right arrow key to refresh...

Страница 26: ...DSL Stored Results is only available on ADSL equipped models The menu displays only the functions for which the unit is equipped Only six menu items are visible at any time Use the Up and Down arrow k...

Страница 27: ...will be used Note Initiate a self calibration prior to the very first use of your 965DSP You will see the following screen as soon as you select Self Calibration from the Toolbox Short the red green b...

Страница 28: ...right and the distance to the first load coil will be visible in the box labeled Nearest Load If no load coils are present the count will be 0 and Not Found will be visible in the Nearest Load box Af...

Страница 29: ...citive length on tip ring ring ground and tip ground Connect the red and black leads to the selected pair Connect green to shield or ground Press the Tab key to move to the next lead configuration Pre...

Страница 30: ...be visible on the screen If one or more test results have been stored the ID number for each will be displayed Press the Setup key to display the Print screen Press the Enter key to print all of the...

Страница 31: ...Upload Results Press the Tab key to display the Upload screen Uploading results requires the PCLink software application and a computer Press the Enter key to upload all of the saved results Press the...

Страница 32: ...a PC Press the Enter key to view the results for the highlighted selection The results will be displayed in the format used in the actual test To print the results to a printer you must have a compati...

Страница 33: ...been stored No Results Stored will be indicated on the screen If one or more test results have been stored the ID number for each will be displayed Delete ADSL Results To delete ADSL stored results pr...

Страница 34: ...Select ADSL Results To select a particular ADSL stored result for upload or display first use the Up and Down keys to highlight the desired stored result Press the Enter key to select the highlighted...

Страница 35: ...load the selected result to a PC Press the Enter key to view the ADSL test results for the highlighted selection The results will be displayed in the format used in the actual test To upload the ADSL...

Страница 36: ...ailable Connect the red and black leads to an active pair and press the Enter key to start the test Note The 965DSP Caller ID function is only valid in supported countries Caller ID does not appear in...

Страница 37: ...measured time duration between the Data Packet E and the Second Ring Burst G A B D C E F G Tip Ring 1st Ring Burst Channel Seizure Mark Data Packet 2nd Ring Burst Press the Enter key to return to the...

Страница 38: ...side of the pair Connect the green lead to the other side of the pair Connect the black to a reference wire Note that the reference wire can be a separate wire or the shield of the cable Connect the S...

Страница 39: ...Ground Press the Enter key to start the test After the 965DSP displays the results press the Enter key to repeat the test The 965DSP will show the message Check Leads if the test leads are not connec...

Страница 40: ...lect the desired gauge If you choose temperature enter the value of the desired temperature using the blue keys Press the Enter or the Tab key when you are ready to convert from Ohms to Distance The s...

Страница 41: ...ast 100 times the loop resistance of the pair for instance if the loop resistance is 50 the fault sums must be 5k or greater The K Test first makes a measurement with the far end open the strap discon...

Страница 42: ...the cable If you are using a far end switch 3M KM Test Switch Model 1162 to open and close the far end you should also connect the blue and yellow leads to the pair under test Also connect the far end...

Страница 43: ...some companies as part of the K Test measurement It is not needed to actually calculate the distance to the faults Note that the above screen indicates that the fault resistances R1 and R2 are OK If y...

Страница 44: ...in some countries as part of the K Test Use the Tab key to display distances to the faults and strap instead of resistance The 965DSP displays the last wire gauge and temperature selected Use the Set...

Страница 45: ...e Resistance to Strap RTS for up to five measurements The 965DSP also displays the average value of the five measurements In general the average value of many readings is more accurate than a single r...

Страница 46: ...of faults is reversed you will see the following screen K Test Error This screen indicates that the connections to the red and green leads are reversed and the leads should be swapped or flipped Leav...

Страница 47: ...st twice the value of the fault on the red lead This screen indicates that the ratio of the faults is too low Press Enter to return to the initial K Test Hookup Open Far End screen You may also elect...

Страница 48: ...of the loop is less than 7k If the resistance is greater than 7k then the distance to strap may be too long the strap is not connected or the far end switch did not switch properly Check the connecti...

Страница 49: ...owing screen if the sum of the faults is less than 100 times the loop resistance Press Tab to continue even though the fault values are too low This may result in reduced accuracy of the measurement P...

Страница 50: ...r the equivalent number of ringers 1 ringer 0 47 uF Either the Ringers Capacitance screen or the Ringers equivalent screen will be displayed depending on which was last selected During the measurement...

Страница 51: ...Press Enter when you have connected the 965DSP and have entered the correct gauges temperature and distance to strap The screen will display the distance to the splice and the distance from the splic...

Страница 52: ...unction should be used to determine distance to a partial open The 965DSP will first measure the open distance between green and black Use the Tab key to move to the next lead configuration Press the...

Страница 53: ...capacitance Press the Tab key to edit the Custom cable type Press the Setup key to edit the Calibrated Cable type Edit Custom Use this function to change the value of the Custom Cable type Select Cust...

Страница 54: ...y the measured capacitance distance for the reference pair Press the Enter key to accept the results as the Calibrated Cable and return to the Setup screen Press Return to return without saving The Yi...

Страница 55: ...Precision Tone for 600 loss measurements and High Frequency Tone for 135 wideband loss measurements The ID Tone is always sent as an interrupted beeping tone The other tones are continuous tones The...

Страница 56: ...cision Tone ID Tone High Frequency Tone The volume of the tone heard in the 965DSP speaker may be adjusted for the ID Tone and the Precision Tone No tone is heard in the speaker for the High Frequency...

Страница 57: ...nes is 20 0 to 1 0 dBm The output level for High Frequency Tone is fixed at 0 dBm The ID Tone output is set at maximum level Press the Enter key to accept the changes and return to the Tone Menu scree...

Страница 58: ...ood pair a pair with no faults Once you identify the wires connect the shorting strap at the far end with the common red clip to the faulted conductor and the black clips to the two wires of the separ...

Страница 59: ...r the fault and can be the shield or another wire in the cable Connect the green and yellow test leads to the separate good pair Press the Enter key after you make the above connections If no errors i...

Страница 60: ...Press again to return to distance Press Enter to repeat the fault locate on the same pair or the Return key to test a new pair Press Setup to change the Gauge or Temperature If there is a problem with...

Страница 61: ...wires strap the faulted and good conductor together at the far end Press the RFL key and select Single pair using the Tab key Verify correct wire gauge and temperature Use the Setup key to change the...

Страница 62: ...he Distance to Fault and the Distance Strap to Fault The screen shows the fault resistance beside the resistor symbol The wire gauge temperature and section number are displayed above the bottom bar P...

Страница 63: ...are two possible single pair hookup errors 1 the Fault is greater than 20 M or 2 the red green strap is bad The screen will show the combination of errors that have been detected Correct the errors an...

Страница 64: ...ious screen Press the Return key to return without saving the changes Press the Enter key again to return to the hookup screen RFL Setup Multi Section Use RFL Multi Section when there is more than one...

Страница 65: ...for all sections One cable parameter a section length or temperature should be left as unknown If a value is entered for all parameters temperature will be treated as an unknown and will be calculated...

Страница 66: ...e Tab key to select either the Wire Gauge menu or the Section Length If you select the Wire Gauge menu press the Up and Down keys to select the desired gauge If you select Section Length enter the len...

Страница 67: ...ng the results of an RFL Multiple measurement 1 The temperature is known In this case the screen will show the calculated Distance to Strap the sum of all sections in the main result box and the Dista...

Страница 68: ...main result box and will show the calculated temperature at the bottom The screen also shows the number of the faulted section at the lower right side of the screen If the calculated temperature is mu...

Страница 69: ...will be displayed next to the DSTF or RSTF result as shown This indicates that the results may not be accurate This could be caused by excessive noise on the pair The multi section screen will now sho...

Страница 70: ...d Sign to be displayed to the left of the setup boxes and to be displayed in the Distance to Fault and Distance Strap to Fault boxes as shown below If the red and green clips are reversed in a separat...

Страница 71: ...d Units equipped with the ADSL option will display the ADSL modem function Units equipped with the SA option will display the DSL Loss DSL Noise and Spectrum Analyzer functions ISDN Datalink supported...

Страница 72: ...nd 3 Link successful connection If any of these three tests is unsuccessful the words Link Failed will show in the screen Once a link is established with an ISDN signal the screen will display Connect...

Страница 73: ...far end errors are blocks of bit errors If there are no block errors in a given period of time this insures there will be no bit errors in the same period The 965DSP will automatically stop counting e...

Страница 74: ...L modem in the 965DSP complies with international standards such as G DMT ITU G 992 1 Annex A G Lite ITU G 992 2 and ANSI T1 413 II It will connect with DSLAM s that are similarly compliant Connect th...

Страница 75: ...while In Continuous Test mode the screens are all live and display continuously updated data Select the desired ADSL Service G DMT full rate G Lite splitterless ANSI frequency division multiplexing mo...

Страница 76: ...city field to pass Enter the maximum acceptable capacity in the Capacity field Use the TAB key to move between fields and the numeric keypad to enter values Use the Restore Defaults key to restore the...

Страница 77: ...attempting to locate the DSLAM Linking A DSLAM is present and the 965DSP is synchronizing with it Connected The 965DSP has completed the connection process and has achieved showtime Failed The modem...

Страница 78: ...e 965DSP displays all of the available information about the ADSL modem connection on three separate screens The Status screen displays the line and channel operational data ADSL data can be carried o...

Страница 79: ...atio SNR required to maintain the data rate as set by the DSLAM ATTEN ADSL signal attenuation in dB at each end of the line PWR ADSL total output power in dBm at each end of the line CAP Line capacity...

Страница 80: ...tted reducing throughput HEC is the number of Asynchronous Transfer Mode ATM cell Header Error Correction events detected in each direction ADSL normally carries data in ATM format to remain synchrono...

Страница 81: ...ation LCD FAST indicates an ATM Loss of Cell Delineation in the Fast mode Cell boundaries must be maintained for proper ATM synchronization and this alarm indicates that the cell beginning and end loc...

Страница 82: ...signal attenuation or increased noise Examining the bits per bin can indicate the presence of interfering signals in certain frequency bands of the ADSL spectrum To identify the bin number bin center...

Страница 83: ...If the same key needs to be used multiple times in a row i e to enter the sequence ABC2 press the Up arrow to insert multiple spaces to the left of the cursor Use the Left arrow to position the curso...

Страница 84: ...oes not need to be re keyed every time These two fields are appended to the ADSL Results when they are printed or stored in PCLink At least 40 ADSL test results can be saved The percentage of remainin...

Страница 85: ...nlikely case that the warning message shown above appears simply exit the ADSL Modem application for a few minutes to allow the modem to cool down Link Activation Messages Error conditions affecting t...

Страница 86: ...o r r E e g a s s e M n o i t a v i t c a e h t g n i r u d e g a s s e m d e v i e c e r A C R C a r o t a m r o f g n o r w e h t d a h s s e c o r p r o r r e 9 1 x 0 U T A s u o i r u p S De d e...

Страница 87: ...ejected Open Failed Connect Timeout Close Timeout Meaning Illegal parameters or modem not ready Modem failure detected during activation process Modem did not connect within 40 seconds Modem link not...

Страница 88: ...s The Welcome screens for the 965DSP SA and 965DSP SA ADSL are shown below For DSL loss and DSL noise measurements SA option only you first need to select the type of DSL service that you want to test...

Страница 89: ...highlighted reading is live and continuously updated The screen displays noise power referenced to 90dBm selected service type noise weighting filter and the metallic terminating impedance The screen...

Страница 90: ...reen The frequency of the cursor position appears in the center of the span bar The 965DSP continuously analyzes the signals and noise present on the pair The screen displays the average power of all...

Страница 91: ...he upper left The actual signal level at the cursor position is displayed in dB at the upper right Interfering noise signals on a pair often occur as the result of crosstalk from other wideband servic...

Страница 92: ...test leads to ensure consistent measurements Extend the test leads away from the 965DSP when conducting DSL tests and make sure that the red and black leads are kept as close together as possible to m...

Страница 93: ...length Vp is then automatically set from these selections Press the Setup key to change the Cable Type Gauge or to select either minimum first length or last used There are six modes to view a pair 1...

Страница 94: ...est leads to the pair under test Single Trace is used to view a single pair at a time Dual Trace Connect the red and black test leads to the pair under test Connect the blue and yellow test leads to t...

Страница 95: ...e reference pair The pair under test is displayed at the top of the screen The reference pair is displayed at the bottom of the screen Any changes in the control parameters affect both traces It is no...

Страница 96: ...numbers for all stored TDR traces Use the Up and Down keys to highlight the desired stored result Press the Enter key to select the highlighted result and display the stored results list for that ID n...

Страница 97: ...ory function includes a Difference control accessible from the memory screen by pressing the Tab key The default is Diff Off Use the Up or Down arrow key to turn Diff on Diff combines the live trace w...

Страница 98: ...t selected The live trace is also displayed continuously As a new maximum or minimum trace is detected it will replace the previous one on the display If the pair being tested is stable no intermitten...

Страница 99: ...p and Down key to change the parameters for the control selected Individual controls and their parameters are described as follows Pulse Width 5 ns 34 ns 235 ns 1600 ns Pulse Width allows you to selec...

Страница 100: ...es and gauges Water in cable will increase the value of Vp If the cable has water in it distances will appear shorter than they actually are PIC 19 AWG 0 69 108 m us 22 AWG 0 68 102 m us 24 AWG 0 67 1...

Страница 101: ...horizontal will not move The vertical offset will be maintained until the cursor is moved to another point Move Cursor Left Right Use the Left Right arrow keys to move the cursor across the screen The...

Страница 102: ...l modes except Memory that is out of viewing range or until one of the display controls is changed This is demonstrated below The first screen shows the TDR trace before vertical offset Event Recognit...

Страница 103: ...vents past a complete open Load Coil A load coil looks very similar to an open If you think there is a load coil on the pair use the 965DSP Load Coil function in the Toolbox to verify its presence You...

Страница 104: ...w character If the same key needs to be used multiple times in a row i e to enter the sequence ABC2 press the Up arrow to insert multiple spaces to the left of the cursor Use the Left arrow to positio...

Страница 105: ...h field will remain present for every saved result until explicitly changed or cleared In this way information that is infrequently changed Tech ID for instance does not need to be re keyed every time...

Страница 106: ...lists of phone numbers are kept for each dB function Press the Right key to bypass the dialing process and manually measure dB Use this function to measure Loss Noise Longitudinal Balance Wideband Lo...

Страница 107: ...return to the dB menu Press Up and Down to adjust the speaker volume Use the blue numeric keys to send DTMF tones Noise Use this function to measure the Noise Power Influence and the calculated Balanc...

Страница 108: ...se a separate instrument to generate the tone at the far end Longitudinal Balance Use this function to measure the active Longitudinal Balance on the pair The 965DSP automatically goes off hook to mea...

Страница 109: ...as a slowly decreasing line Bulges or dips may indicate the presence of load coils Use the Right and Left keys to move the cursor across the graph As the cursor is moved a readout of the signal level...

Страница 110: ...number Certain Autotest results are compared against pass fail limits to provide a quick look at the pair condition The pass fail status is indicated in the results box by with an OK for pass a Yield...

Страница 111: ...to accept the changes and return to the previous screen Use the Return key to exit without making changes Connect the red test lead to ring of the pair the black lead to the tip and the green lead to...

Страница 112: ...ine numbers The test result values or pass fail status will be displayed for each test Press the Enter key to repeat the test Press the Tab key to view the test values for all tests Press the Tab key...

Страница 113: ...the Tab key to select the parameter to edit For the dial type and start type selections use the Up and Down keys to select DTMF or Pulse dialing Loop or Ground Start If the test line number is selecte...

Страница 114: ...reen or Enter to retest Connect the red test lead to ring of the pair the black lead to the tip and the green test lead to ground From the Auto Menu Screen press the Enter key to start the Autotest Th...

Страница 115: ...rap Inactive Yes Yes Yes Yes Active Yes No No No Wideband No Yes Yes Yes Use the Up and Down keys to select a 3M FED 3M FED II or the CTC Smart Strap If a CTC Smart Strap is selected you must also ent...

Страница 116: ...the Autotest Refer to the 3M FED Instruction Manual for more information One Pair FED or FED II Hookup Pair 1 Ring blue Pair 1 Tip blue Ground green Two Pair FED II Hookup FED II Pair 1 Ring blue Pair...

Страница 117: ...ate control pair in the cable Connect the test pair tip conductor to the T terminal of Pair 1 or higher on the Smart Strap module and the test pair ring conductor to the R terminal of the same pair Co...

Страница 118: ...ED type and the cable type If the FED II has been selected for the Far End Device the user can test Pair 1 by pressing Enter or test Pair 2 by pressing the right arrow key Note Always connect the 965D...

Страница 119: ...cted If the CTC Smart Strap has been selected for the FED two additional test leads that are used to control the Smart Strap will be shown on the screen Inactive Setup with FED Press the Setup key to...

Страница 120: ...II initialization process Inactive setup with SmartStrap or FED II selected Use the Tab key to select the cable type wire gauge test type or longitudinal balance termination FED II or Smartstrap only...

Страница 121: ...s Fail Screen Inactive Pair Full Test Pass Fail Screen The test result values or pass fail status will be displayed for each test Press the Enter key to repeat the test Press the Tab key to view the t...

Страница 122: ...Screen Inactive Pair Full Test Value Screen Press the Tab key to return to the pass fail screen or Enter to retest To view the graph of the voice band sweep loss results press the Down key Press Ente...

Страница 123: ...shown on the screen If the 965DSP has DSL Parametric Test capability SA option and the 3M FED II has been selected for the Far End Device five additional service types HDSL2 HDSL4 H2 4ACC H4NACC and...

Страница 124: ...type test type wire gauge type of service or longitudinal balance termination FED II or Smartstrap only Use the Up and Down keys to highlight the desired choice Press Enter to accept the changes and...

Страница 125: ...ervices respectively They feature Pass Fail analysis of swept Insertion Loss at 50kHz 90kHz 130kHz and 196kHz Connect the red test lead to ring of the pair the black test lead to the tip and the green...

Страница 126: ...Autotest is reached the user will be requested to swap the black and green test leads or to skip this test To run this test after the leads have been swapped press the Enter key To skip this test and...

Страница 127: ...ass Fail screen the Up key to return to the VOM Data screen or the Down key to display the Wideband Swept Loss screen Press Enter to return to the previous screen The test result values or pass fail s...

Страница 128: ...is correct If a FED is found instead of a FED II this screen will appear Press Enter to return to Auto Menu screen FED Initialization Error Screens The 965DSP performs a test to determine if it can c...

Страница 129: ...e Enter key to return to the Auto Menu screen For the FED II with Pair 2 selected the 965DSP performs another test to verify communication on Pair 2 If this screen is displayed the 965DSP could not co...

Страница 130: ...Yes Yes Load Coil No Yes No Inactive Pair Tests without FED Vdc Yes Yes No Ohms Yes Yes Yes Opens Yes Yes No Long Balance Yes Yes yes Voiceband Scope No Yes No Single Tone Loss Yes No Yes Loop Resist...

Страница 131: ...and HDSL4 service types Wideband Test with FED FED II Service Type Single Freq kHz Sweep Freq kHz POTS 1004 Hz 404 804 1004 1204 2004 2804 3004 Hz 50 kB 28 20 28 32 40 48 82 64 kB 32 20 28 32 40 48 8...

Страница 132: ...he number 3 will be displayed If the same key is pressed twice the letter d will be displayed three times for the letter e and four times for the letter f When the desired number or letter is displaye...

Страница 133: ...hown below Edit the Tech ID and Job Number using the same procedure described previously Up to 14 alphanumeric characters can be entered in each field Use the Tab key to jump between highlighted boxes...

Страница 134: ...urement Single frequency loss measurement result Metallic Voiceband or Wideband noise measurement result Power influence measurement result Balance measurement result longitudinal or noise Noise balan...

Страница 135: ...or to select and edit a stored phone number see Talk Set Setup page 136 Use the Tab key to switch between on hook and off hook Use the Enter key to dial the number in the display You may also manuall...

Страница 136: ...n to the previous screen For any number highlighted press the Setup key to edit the number Talk Set Setup Press the Setup key to access the telephone number directory Press the Enter key to accept the...

Страница 137: ...2 hours between charges The time between charges may be reduced if you use the backlight frequently use the optional SA or ADSL features heavily or if you work in very cold weather Charging time is 4...

Страница 138: ...Use the AC charger to charge the NiMH Battery pack Plug the AC cord into the AC charger and into a power outlet Plug the DC cord into the 965DSP Make sure that the key on the plug fits properly into...

Страница 139: ...80 6109 9059 2 Cig Lighter Adapter 80 6109 3281 8 Carrying Case 80 6111 7026 9 Far end Device Fed II No Pin 80 6111 3261 6 Bed of Nails 80 6111 3262 4 Adapter Alkaline Battery 80 6108 6472 2 PC IR Ad...

Страница 140: ...ctions See on screen hookups Resistance 999 M Test leads dirty Clean test leads when test leads open Error messages during Test Leads not shorted Check connections Self Calibration properly when promp...

Страница 141: ...000 ft 1 3 ft 0 to 1000 m 1 1 m 3000 to 10 000 ft 3 1 Km to 3 Km 3 10 000 to 50 000 ft 5 3 Km to 15 Km 5 50 000 to 100 000 ft 10 15 Km to 30 Km 10 Precision Tone 200 to 20KHz 2 20 to 1 dB 600 1 dB Wid...

Страница 142: ...500 3000 6000 10000 m Velocity 0 5 to 0 99 150 to 299 m s 0 01 1m s Pulse Width 5 nS 34 nS 235 nS 1600 nS fixed values Modes single trace dual trace differential memory crosstalk peak ISDN 2B1Q Status...

Страница 143: ...20 kHz to 1 1 MHz Metallic 100 135 E Filter ISDN IDSL 10 to 90 dBm 2dB F Filter HDSL 20 to 90 dBm 2dB G Filter ADSL 30 to 90 dBm 2dB Longitudinal E Filter ISDN IDSL 40 to 120 dBm 2dB F Filter HDSL 50...

Страница 144: ...rd is included with the 965DSP to verify the performance of Opens and RFL This is particularly important if operating conditions shock temperature etc have changed and you want to check the unit s acc...

Страница 145: ...t f n i m m t f x a m m t f n i m m t f x a m m t f 9 1 0 1 9 1 1 0 3 6 3 0 9 2 2 1 7 4 7 3 0 7 1 1 7 5 3 0 3 2 1 5 7 3 0 3 7 0 1 1 7 2 3 0 7 0 1 1 5 7 3 3 2 2 6 8 9 5 5 2 8 1 1 7 1 6 1 8 8 1 2 9 5 0...

Страница 146: ...statements contained on your purchase order shall have no force or effect unless expressly agreed upon in writing by an authorized officer of 3M Warranty Limited Remedy Limited Liability This product...

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3M 965DSP/SA, Инструкция по эксплуатации

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Содержание 965DSP/SA

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