D-105 User Manual
Contents
1. fail o Battery Detect gt 2 1Vdce o Short Detect lt 1 Meg Ohm o Length Error TR to TG RG gt 5 Differential o GND Error Open TG RG o UNBalance TG RG gt 5 o Load Detection gt 0 o Spectral Balance gt 5 Impedance Differential o Noise TR Metallic gt 60dbm o Noise PI Ground gt 10dbm o Leakage lt 10 Meg Ohms e SPL FUNC o TDR Step SOFT to 1 1 KFT 2 10 FT e Pulse 250 FT to 4 3 KFT 2 40 FT 250 FT to 8 6 KFT 2 100 FT o CKTID HDSL Tl XDSL o LISTEN e PROBE o 577 Filter o 987 Filter MONITOR o AUDIO 300Hz to 3kHz o HDSL 30kHz o TI 772kHz o ADSL 276kHz e CFG o VoP Settings Gauge Table for GEL AIR 19 22 24 26 Custom o IDLE TM OUT 15 Min to 45 Min OFF o SYS Backlight Contrast Volume D 105 User Manual 1 0 4 19 20 D 105 User Manual 1 0 42. Damages due to impact battery failure flooding or normal wear are excluded The manufacturer will determine exclusively at its own discretion where repairs or replacement of the product is required for any warranty claim In no case will the liability of the manufacturer exceed the original purchase price of the product D 105 User Manual 1 0 4 17 19 SPECIFICATIONS The following specifications are subject to change without notice Dimensions 8 x 4 75 x 5 25 Weight 4 5 pounds including cords Power Single Li ion 18650 2600mAh 10 15 Hour usage between charges 2 3 Hour Charge Interval Operating Temperature 20 to 50 C non condensing NOTE Recommended Ambient Charge Temperature 0 45 C 32 112 F e TONE o Frequency 577Hz o Simplex Output 10 12Vpp o TriPlex Output 20 24 Vpp e TALK Battery 10 35Vdc 10mA current regulated isolated e SCAN o Load s 300Hz to 7 5KHz 1 to 5 loads 1 o Balance 10KHz to 120KHz o Frequency ADSL 30KHz to 1 1MHz ADSL2 1MHz to 2 2MHz VDSL 2MHz to 3 1MHz e TEST o Meter Volts 0 250VDC 2 Ohms lohmto5K ohms 2 2 ohms 5K to100K ohms 5 100K tolM ohm 10 Capacitance 15 7pF FT 0 to 60 Feet OPEN 60 FT to 25KFt 6 20FT o Noise Metallic 70dbm to Odbm 2db Ground PI 70dbm to 10dbm 4db o Leakage lt 10 K ohms LOW RES 100K to 100Meg 10 18 D 105 User Manual 1 0 4 e AUTO TEST Vacant Limits
3. The Ring to Ground and Tip to Ground measurements are used to indicate an unbalanced pair This may be due to an open splice or bridge tap on one side of the pair The CAPMTR function reads distance up to 100KF e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From the main screen press F3 key CAPMTR Press CLR key if necessary to return to the main screen e Read the TR TG and RG measurements in DISTANCE KF This function will also show voltage or resistance TR TG and RG if present on the pair with a black background The voltage is displayed if it is greater than 2 5 VDC Resistance is displayed if it is less than 100KQ It is not necessary to use the VOLTS or OHMS features before using the CAPMTR feature TR measurements indicate the distance of the pair including bridge tap if present TG or RG measurements should be close to each other if the pair is balanced Large differences between the TG and RG indicate an unbalanced condition e Press CLR or other function button to exit the CAPMTR function 12 TEST The TEST functions allow the user to look at typical DC faults on a pair measure metallic and power influence noise and check for leakage These diagnostic tests rapidly identify a majority of the typical pair faults From any screen press the TEST key 8 D 105 User Manual 1 0 4 12 1 OPN MT
4. short is detected on the pair The TR display briefly shows the word BUZZ and The TR display box has a black background This notification alerts the user that the pair has been identified In addition to the alerts provided at the D 105 the tone pattern is also changed to a double beep on the pair to alert the far end technician that the pair has been confirmed by the D 105 16 6 CONFIRMING PAIRS WITH IMPAIRMENTS Impairments on the pair may make confirming the pair identification difficult The D 105 monitors the TR in an attempt to see a short on the pair It also monitors the TG and RG for grounds This is useful when the pair has one side open or the pair is split Grounding one or both sides of the pair can also allow the D 105 to confirm the identification The D 105 may not be able to confirm the pair in all cases The display shows the DC voltage TR and the AC voltage TG and RG The user can use these readings to look for changes when the pair is shorted and or grounded in the same way analog meters have been used in the past NOTE Only ground can be used to confirm the identification when using TG or RG tone modes 17 TALK BATTERY The D 105 includes an internal constant current talk battery source This talk battery is compatible with digital butt sets and adjusts the applied voltage to maintain a constant 10 mA current on the talk pair for long and short loops e Connect the black talk cord to the D 105 e From any screen press th
5. AALogic D 105 USER MANUAL VERSION 1 0 4 100 WAC 10 0 Va Allied Analogic Inc 132 Redtail Ct Weatherford TX 76088 817 599 0272 www aalogic com Copyright 2015 All rights reserved 11 D 105 User Manual 1 0 4 TABLE OF CONTENTS E Introducir ec ee Ga leg ne ee eee Reet 1 Di DEV OS POE A al ok et ai la A ie 1 SOCIO A AE EEE A A AA ii 1 GAUL A da 2 4 1 Ground Connection toa lla 2 4 2 Water Damate A O aE 2 4 3 Noise and Leakage Measurements cirio iii ies cti 2 A 0 ll E e A E Sie at E E E ai 3 6 a O ee eae E A EE AA E AE NS n 4 Ja VCore O O a a LSE 4 TEA NOP A a a A a a h Oa OH 4 TANM o ts ERTA 5 7 3 SYS F3 Display and iia 5 Ll BECKLTE Backi ohteni ia 5 7 32 CONTRST Contrastes iii ea i iai 5 13 3 VOLUME avoir 6 8 Reading Meter Measurements mins enanas drenan dada 6 9 DC Voltage Measurement Working Pairs or Foreign Battery oooconnnnccnnoncccnonccnnnncnonnnccinnnos 7 10 OHMS Measurement Grounds and Shorts oooonnccnnonnccnnnnnnnnnnnnnonancnnnanononaconona nono na cono nennnoss 7 11 Capacitance Measurements Pair Length Balance and Faults ooooocccnnocccnoncccnonccononcnnnnnos 8 A D E EE A E E E E E R S 8 12 1 OPN MTR Pair Fault Detection senccse O e ed 9 A a a a a a seats 9 2 35 WEAR AGE aia llosa 10 D 105 User Manual 1 0 4 i 13 SCAN ninia 10 V3 A teeta ici iea satiate a adi ste eaeeG teehee celts 10 1327 BALANCE sch areas tite cheek e dc cabo ces 11 13 3 J
6. IN REFLECTOMETER The TDR is used to locate cable faults by analysis of the impedance of the line The D 105 uses a STEP method for the 0 to 1KF range and a PULSE method for all other ranges The STEP method provides better resolution for near faults This function requires the user to enter the velocity of propagation VOP The distance indication will be in error if this value is incorrect The VOP can be set using the CFG key refer to 7 1 above or by pressing the CFG key from the TDR screen The measurements are continuous allowing observation of changes in the pair over time e Connect the green ground clip to the best ground available 12 D 105 User Manual 1 0 4 Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From the SPL FUNC screen press F1 TDR key The TDR screen displays and prompts for a distance range Select the shortest range that includes the fault for the best resolution If the distance is unknown select the largest range F3 The D 105 automatically selects the mode The result screen is a graph of the TDR response o The AMP amplitude can be adjusted to help identify cable faults by using the Fl AMP or F3 a AMP keys o The distance can be read more accurately by pressing the F2 CURSOR key and then using F1 lt and F3 gt keys to position the cursor at the cable fault Press the F2 key again to exit the CURSOR mode o Changing Range The
7. PREQO Frequency Detecta 11 14 AUTO MEGS VA A A ile ee dda alas done dams et Oe 12 LS SPL PUNG Special PURAS as 12 15 1 TDR Time Domain Reflectometer 2 45 he a el eee ae 12 15 2 ERC e ado 13 Ba LISTEN Sua 14 15 3 1 MONITOR it edo ee e fen 14 15 32 PROBE oa teens 14 LO MON e e ed e e lead lata dao add 15 A A A E E AE EE E EE E E tenes 15 162e A PA O 15 16 3 T R MET TG RG and TR Metallic cooconononconcncconannnananononcononnananonononocnon 15 16 4 Usina Toe ol cai ES 16 5 Confirming Pair Identification oonoccninocicnnoccnoncccnonencnnnnncnnnnncnnnnncnnnnnonnncnonnncnnnns 16 16 6 Confirming Pairs With Impairments 0 0 0 0 eee eeseceeneeceeeeeceeeeeceeeeeeeeeeeeeeeeee 16 17 Talk Battery da 16 SR EN 17 19 Specification S eeina E 18 11 D 105 User Manual 1 0 4 1 INTRODUCTION The AALogic D 105 digital test set offers features for Cable Transfers Restoration Troubleshooting and a variety of tests to help qualify pairs for DSL provisioning The D 105 main features include TDR Step or Pulse Tone Generator Z Stress DSL Balance 4 Special Circuit ID Leakage Tests Frequency Scanning Automatic Digital Metering Load Coil Detection Automated Fault Testing Expanded Talk Battery Support 2 D 105 POWER The D 105 uses an internal rechargeable lithium ion battery This eliminates the need to replace batteries The D 105 can be operated indefinitely if connected to an AC
8. R PAIR FAULT DETECTION The OPN MTR test function examines the pair for DC voltage resistance faults and capacitive condition of the pair on a single continuously updated screen The test automatically checks for voltage then resistance and finally capacitance between the TR TG and RG The following conditions may be detected 122 Working Battery On Pairs e Poor Grounding TG and RG Special Circuits applied voltage capacitance varies from the TR Shorts capacitance Grounds e Bridge Tap or Drop Wires pair is Vacant Pair Length longer than expected Capacitive Balance TG is longer or e Splits TR capacitance is shorter than shorter than RG TG and TG Connect the green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From any screen press TEST key F1 OPN MTR Allow the screen to update the TR TG and RG readings Read the displayed conditions The meter continues to update the readings Any changes in the pair will be displayed the next time the reading is updated All readings are updated each 5 seconds or less NOISE Noise measurements are made TR and TR to ground GND The TR or metallic noise is an indication of imbalances in the pair The noise to GND is a result of poor cable grounding or bonding The meter measures to 70 dbm Local practices should be consulted to determine acceptable noise levels Connect the
9. RLY CONNECTED TO GROUND THE FIRST TROUBLE SHOOTING STEP SHOULD ALWAYS BE CONFIRMING THAT THE TEST SET HAS A GOOD GROUND CONNECTION 4 2 WATER DAMAGE The D 105 case is not water proof and may be damaged if left in the rain or submerged in water 4 3 NOISE AND LEAKAGE MEASUREMENTS The D 105 should not be connected to the AC charger when Noise or Leakage measurements are being made The AC power noise can introduce errors into these measurements THE NOISE AND LEAKAGE TEST OPTIONS WILL BE HIDDEN WHEN THE TEST KEY IS PRESSED AND THE POWER SUPPLY IS CONNECTED 4 4 CHARGE TEMPERATURE The D 105 uses an internal high energy Li ion battery Although the system can operate in a wide range of temperatures to obtain full battery life the unit should only be charged when ambient temperatures are between 0 45 degrees C 32 112F 2 D 105 User Manual 1 0 4 5 FRONT PANEL Em Simeles Tone HET 10 be re waa wa The front panel of the D 105 provides easy access to the test and measurement features The digital display provides prompts and measurement data The display is backlight and contrast adjustable to make it easy to read in a variety of lighting conditions Key Function PWR CLR Turns the power on and off and exiting menus and tests TEST Selects the open meter noise or leakage tests SCAN Selects the loads balance or frequency scans AUTO TEST Selects the automatic test CFG Allow
10. The measurement is shown on a black background to indicate a problem This is a resistance reading indicating a GROUND on the tip side of the pair The RG reading is 9 91KF This is length reading This reading may also be affected by the ground fault on the TG D 105 User Manual 1 0 4 A small square is displayed at the upper left corner of the measurement window each time a measurement is updated see the TR window in the image Wait until this square is displayed for a window before taking a reading any time the cable clips are moved or a change in the pair is made It may take up to 6 seconds for all the measurements to be updated depending on the condition of the pair 9 DC VOLTAGE MEASUREMENT WORKING PAIRS OR FOREIGN BATTERY The D 105 measures DC voltage Tip to Ring Ring to Ground and Tip to Ground and displays the results on one screen The measurements are continuous allowing observation of changes in the pair voltage over time Connect the green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From the main screen press F1 key VOLTS Press CLR key if necessary to return to the main screen Read the TR TG and RG measurements in VOLTS Press CLR or other function button to exit the VOLTS function 10 OHMS MEASUREMENT GROUNDS AND SHORTS The D 105 measures OHMS resistance Tip to Ring Ring to Ground and Tip to Ground an
11. al on the speaker The PROBE mode requires an optional DAP Differentially Amplified Probe to listen to signals without physically connecting to the cable pair 15 3 1 MONITOR The MONITOR Function allows the signals on the line to be heard through the speaker The modes include AUDIO and three special options for HDSL T1 and ADSL e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From the SPL FUNC screen press F3 MONITOR key e The audio from the pair if any is sent to the speaker The default mode is AUDIO The Fl and F3 keys are used to decrease or increase the volume e Press the F2 key to change the mode The function cycles through the options from AUDIO gt HDSL gt T1 gt ADSL e Press any key to exit the CKT ID function 15 3 2 PROBE The DAP105 is a Differentially Amplified Probe used to pick up 577 or 987 Hz tones Unlike most amplified tone probes the DAP incorporates a two sided paddle capable of amplifying signal differences between sides When using a TriPlex tone generator another D105 or a TriTone positive identification is possible without shorting the pair e Connect the green ground clip to the best ground available e Connect the DAP to the D105 Test Port e From the SPL FUNC screen press F3 LISTEN and F1 PROBE key e Select the frequency of the sending device e The displ
12. ay graph indicates received tone level Below the graph is the numerical value of tone amplitude in percent Bottom left indicates the A amplified settings with range of 1 through 32 The functions keys allow gain changes to accommodate various signal levels The optimum setting will result in mid range indication e When in this mode use the SPL FUNC key to toggle between frequencies 14 D 105 User Manual 1 0 4 e Holding the paddle against a low level tone and pressing SET SQL will mute all speaker tones until the tone level rises above the down caret indicator in the bar graph window For complete details refer to the DAP User Guide and associated application notes 16 TONE The tone modes are used to identify pairs by the application of a 577 HZ to the pair The D 105 incorporates short detection to aid the users in verifying that the pair identified is the correct pair This capability speeds up the process of pair identification for both section and half tapped transfers The D 105 provides SIMPLEX TRIPLEX TG RG and TR METALLIC tone options 16 1 Fl SPLX Simplex mode is also called quiet tone Tone is applied to the pair on the TG and RG This tone is applied in a way that a user will not hear the tone if the pair does not have impairments 16 2 F2 TRIPLEX Triplex tone is useful when the cable has a lot of bleed over between pairs The tone is applied TG RG and TR using a technique that significantly re
13. d displays the results on one screen The measurements are continuous allowing observation of changes in the pair resistance over time This also allows the user to see when a ground or short is cleared The OHMS function reads grounds and shorts up to 1 MQ For resistances greater than 1MQ use the leakage TEST Connect the green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From the main screen press F2 key OHMS Press CLR key if necessary to return to the main screen Read the TR TG and RG measurements in OHMS This function will also show voltage TR TG RG if 2 5 VDC or more is present on the pair with a black background It is not necessary to use the VOLTS feature before using the OHMS feature TR measurements indicate a SHORT TG or RG measurements indicate a GROUND o 1009 100 OHMS D 105 User Manual 1 0 4 o 1 00 KQ 1 000 OHMS o gt 1MOQ greater than 1 000 000 OHMS e Press CLR or other function button to exit the OHMS function 11 CAPACITANCE MEASUREMENTS PAIR LENGTH BALANCE AND FAULTS The D 105 measures capacitance Tip to Ring Ring to Ground and Tip to Ground and displays the results on one screen The measurements are continuous allowing observation of changes in the pair capacitance over time The CAPMTR shows capacitive pair length in KF 1000 s of feet The pair length is indicated Tip to Ring
14. duces signals on adjacent pairs 16 3 T R MET TG RG AND TR METALLIC This mode allows tone to be sent TG or RG or TR This may be necessary to identify pairs with impairments that prevent the effective use of other modes The F1 key is used to change the applied tone in this mode 16 4 USING TONE e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From any screen press TONE key e Select the tone mode o Fl SPLX Simplex mode is also called quiet tone Tone is applied to the pair on the TG and RG This tone is applied in a way that a user will not hear the tone if the pair does not have impairments D 105 User Manual 1 0 4 15 o F2 TRIPLEX Triplex tone is useful when the cable has a lot of bleed over between pairs The tone is applied TG RG and TR using a technique that significantly reduces signals on adjacent pairs o T R MET This mode allows tone to be sent TG or RG or TR This may be necessary to identify pairs with impairments that prevent the effective use of other modes The Fl key is used to change the applied tone in this mode e The TONE mode operates continuously Just move the clips to the next pair as needed e Press any key to exit the TONE function 16 5 CONFIRMING PAIR IDENTIFICATION The D 105 has a visual and audible indication when a short is placed on a pair The D 105 beeps when a
15. e TALK key The indicator appears in the upper right corner of the display The talk battery remains on until the D 105 is turned off 16 D 105 User Manual 1 0 4 e Use TONE if needed to identify the talk pair between the two work locations e Connect the talk pair clips to the pair e At the D 105 end connect a headset or butt set the two clips on the talk cord near the D 105 These are located on the cord and are not the clips attached to the talk pair e At the far end connect a headset or butt set to the talk pair e The D 105 signals with three short beeps when the far end connects or disconnects on the pair e Turn the talk battery off by pressing the TALK key when the talk battery is not in use to conserve battery power The talk battery is automatically turned off when the D 105 is turned off 18 WARRANTY The D 105 is warranted against defects in materials and workmanship for a period of one year from the date of purchase Contact your local sales representative or the manufacturer for a Return Authorization RA number and instructions on returning the product for service Products cannot be processed unless accompanied by an RA number The user is responsible for determining the applicability of the product for any application The manufacturer is not responsible for any damages direct or consequential resulting from the use of its products Users are required to follow all work safety procedures when using this product
16. green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From any screen press TEST key F2 NOISE Allow the screen to update the readings Read the displayed conditions for TR metallic and GND The meter continues to update the readings Any changes in the pair will be displayed the next time the reading is updated D 105 User Manual 1 0 4 12 3 LEAKAGE The leakage test reveals problems in pair insulation also known as high resistive faults These faults can also result problems such as noisy pairs crosstalk low data rates foreign battery The meter can read a maximum of 100MQ Local practices should be consulted to determine acceptable leakage levels e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From any screen press TEST key F3 LEAKAGE e Allow the screen to update The initial measurement will be TR e Read the displayed conditions for TR metallic and GND Leakage TG can be selected by pressing F2 and RG measurement by pressing F3 e The meter continues to update the reading Any changes in the pair will be displayed the next time the reading is updated 13 SCAN Scan features test the pair for AC parameters including LOAD coils DSL Freq BALANCE and frequency signals for ADSL ADSL2 and XDSL These test
17. power source using the included power supply NOTE The D 105 should not be used for leakage or noise measurements while the power supply is connected The D 105 should be charged at least three hours prior to use on battery power for maximum operating time A battery charge indicator is displayed at the top left of all displays The D 105 should be charged soon when only one segment is displayed A green light is visible at the TALK connector on the bottom panel when the power supply is connected to the D 105 and a suitable AC power source A red light is visible while the D 105 is charging The red light will turn off when charging is complete NOTE Recommended Ambient Charge Temperature 0 45 C 32 112 F 3 FRONT COVER The front cover of the D 105 can be removed for convenience e Retract the two spring loaded pins holding the lid to the case and remove the lid D 105 User Manual 1 0 4 1 4 CAUTIONS 4 1 GROUND CONNECTION For all tests and measurements a good cable ground is required The D 105 has a ground cable permanently attached The clip is a battery style clip with a green boot Position the D 105 in a location that allows the clip to attach firmly to the cable or frame ground as appropriate The ground can be extended by using several cable pairs tied to a good ground This should be considered only if the D 105 cannot be connected directly to the ground A GROUND STRAP CABLE SHEATH OR GROUND BAR MAY NOT BE PROPE
18. range can be changed by pressing the SPL FUNC key from any TDR screen The range will cycle for each press of the key The mode will also change to STEP for the shortest range and PULSE for other ranges o Changing the VOP Press the CFG key from the TDR display to change the VOP Press the F2 SET key after changing the VOP to return to the TDR o TDRzoom 0 8KFT range only e Press the SCAN key from the TDR display to step through high resolution segments To test another pair move the clips to the next pair It is not necessary to press a key Press any key other than SCAN CFG or SPL FUNC to leave the TDR function 15 2 CKT ID CIRCUIT ID The CKT ID function identifies the presence of a working special circuit on the pair The test can identify HDSL T1 and XDSL circuits on the pair Connect the green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From the SPL FUNC screen press F2 CKT ID key The test runs and displays one of the identifiable circuits or displays VACANT indicating it did not find a HDSL T1 and XDSL circuit on the pair D 105 User Manual 1 0 4 13 e Press the F3 RETEST key retest the same pair or move the clips to another pair and press F3 e Press any key to exit the CKT ID function 15 3 LISTEN There are two operational modes available The MONITOR mode will allow listening to the DSL sign
19. round available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From any screen press SCAN key F2 BALANCE Allow the screen to update The test will check to ensure a pair is connected and it does not have DC faults and then complete the scan Analyze the displayed graph Ideally the graph will be a straight line at 0 Q To test another pair move the clips to the next pair and press F3 RETEST Press any other key to leave the BALANCE screen FREQ FREQUENCY DETECTION The FREQ function sweeps the pair and measures the AC signals within the selected frequency range This is used to observe the presence and possible impairment of signals on working data pairs Connect the green ground clip to the best ground available Connect the red pair test cord to the D 105 Connect the test clips to the pair to be tested From any screen press SCAN key F3 FREQ Select one of the test modes F1 ADSL F2 DSL2 OR F3 XDSL Allow the screen to update Analyze the displayed graph The line shows the signal level at the frequencies scanned Low signals and drop outs should be investigated further Use the F2 CURSOR to read the frequency at any point on the line The Fl and F3 keys can then be used to move left or right Press F2 again to leave the CURSOR mode To test another pair move the clips to the next pair and press F3 RETEST To test another mode on the same pair pre
20. s setting the VOP TDR change the timeout TM OUT adjust the display and volume SYS SPL FUNC Selects the TDR Circuit ID or Monitor TONE Selects on of the tone modes SIMPLEX TRIPLEX or Tip Ring Metallic TALK Turns the talk battery feature ON and OFF requires the talk cord F1 F2 F3 Function keys change The function is shown on the display above the keys D 105 User Manual 1 0 4 6 CORD CONNECTIONS The bottom panel of the D 105 has the connections for the cords and the speaker output grid The cords are connected according to the labels on the front panel The cords are identified in the following table Ttem Number Function 1 Pair Test cord Used for all test connections to cable pairs Ground cord Connected to cable ground for all tests and measurements Speaker Outlet Keep this area clear for the best volume Talk Cord Only required when using the internal talk battery feature Power supply Used to charge the internal battery and operate the unit for long periods a Go bo 7 CONFIGURATION CFG Some configuration options are available on the D 105 These options either adjust measurements or operating features of the D 105 To access the configurable options press the CFG key from any screen The configurable options are described below Configuration settings are stored in the D 105 memory and it is not necessary to reset them each time the D 105 i
21. s should be completed after testing to ensure there are no DC faults on the pair 13 1 LOADS The LOADS function sweeps the pair with an AC signal and determines if load coils are present on the pair The display shows the frequency response on the pair and displays the number of load coils detected at the end of the test The LOADS test makes a single pass and displays the results If the D 105 detects DC faults on the pair the test will be stopped and an error message is displayed Additional tests can be made by pressing the RETEST key e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From any screen press SCAN key Fl LOADS e Allow the screen to update e Read the number of loads detected at the top of the screen The D 105 can detect up to five loads 1 load e To test another pair move the clips to the next pair and press F3 RETEST e Press any other key to leave the LOAD screen 10 D 105 User Manual 1 0 4 13 2 BALANCE The BALANCE function sweeps the pair with an AC signal and measures the impedance TG and RG The signal should be the same if the pair is balanced The display shows the impedance measurement difference and indicates which side TG or RG has the higher impedance Local practices should be consulted to determine acceptable levels SAS Connect the green ground clip to the best g
22. s turned on 7 1 VOP CFG F1 The VOP configuration option allows the user to set the velocity of propagation VOP for the time domain reflectometer TDR This is necessary to allow the TDR to determine the distance to the fault e From any screen press CFG key F1 VOP e Use the Fl and F3 keys to highlight the cable type and gauge 4 D 105 User Manual 1 0 4 e Press F2 to SET the value e Ifa different VOP value is needed select the CUSTOM option o Highlight CUSTOM o Press F2 SET o Use the Fland F3 keys to change the VOP value o Press F2 SET e The D 105 returns to the main screen Note For convenience the VOP configuration can be accessed by pressing the CFG key while using the TDR function Make and changes and press the F2 SET to return to the TDR T2 EMG OUT SF The D 105 has a power off timeout option This time out conserves battery power if the user does not press a key within the timeout period The timeout can be adjusted or turned off completely The default timeout is 30 minutes e From any screen press CFG key F2 TM OUT e Use the Fl and F3 keys to select 15 30 45 or OFF Values are in minutes e Press F2 to SET the value e The D 105 returns to the main screen 73 SYS F3 DISPLAY AND VOLUME The display backlight and contrast can be adjusted for the best visibility in all lighting and temperature conditions The speaker volume can also be adjusted for noisy areas or when
23. ss Fl to toggle ADSL gt ADSL2 gt XDSL The new test will start automatically Press any other key to leave the BALANCE screen D 105 User Manual 1 0 4 11 14 AUTO TEST Auto Test incorporates several tests into a single step The test stops on the first condition that prevents following tests to be completed properly as follows Fail Criteria e DCV TR TG or RG Any battery gt 2 5VDC e OHMS Any short or ground less than 100KQ e CAPACITANCE Unbalanced or less than 60 feet long e LOADS gt 0 LOADS e AUTO TR BALANCE Pair Unbalanced e Auto Noise Metallic gt 60dbm Power Influence gt 10dbm e Auto TDR Z FAULT Impedance fault detected e Auto Leakage Leakage lt 1OMQ e Connect the green ground clip to the best ground available e Connect the red pair test cord to the D 105 e Connect the test clips to the pair to be tested e From any screen press AUTO TEST key The screen will update as it progresses through the sequence of tests The test will stop if any of the above conditions are found and an error message is displayed in the bottom left corner of the screen e To test another pair move the clips to the next pair and press F3 RETEST e Press any other key to leave the AUTO TEST screen 15 SPL FUNC SPECIAL FUNCTIONS The special functions SPL FUNC include the TDR CKT ID and MONITOR functions To access SPL FUNC press the SPL FUNC key from any screen other than a TDR screen 15 1 TDR TIME DOMA
24. the sound would be undesirable e From any screen press CFG key F3 SYS Press the keys and follow the steps below 7 3 1 BCKLTE BACKLIGHT e Press Fl BCKLTE e Use the Fl and F3 keys to adjust the backlight level The screen will adjust to the selected value Adjust the backlight for the best view e Press F2 to SET the value e The D 105 returns to the main screen 7 3 2 CONTRST CONTRAST e Press F2 CONTRST D 105 User Manual 1 0 4 5 Use the F1 and F3 keys to adjust the screen contrast The screen will adjust to the selected value Adjust the contrast for the best view Press F2 to SET the value The D 105 returns to the main screen VOLUME Press F3 VOLUME Use the F1 and F3 keys to adjust the volume A key beep indicates the current volume level Adjust the setting for the desired volume Press F2 to SET the value The D 105 returns to the main screen 8 READING METER MEASUREMENTS The meter display is designed to show three measurements at the same time TR TG and RG Depending on the test or measurement mode selected each reading may be voltage resistance or capacitive length The picture below illustrates a typical meter display ee Oren Meter e 3 a In the image above the Open Meter is displayed The TR measurement is 12 71KF This reading indicates the length of the pair There is a problem on the pair so the TR length may be incorrect The TG measurement is 690
Download Pdf Manuals
Related Search