3M 965DPS manual

In st ru ct io n Ma nu al June 2005 78-81 30-7429- 7-F Dy na te l ™ 96 5D SP Se ri es Su bs cr ib er L oo p An al yz er s Includes Spectrum Analyzer (optional) and Acti ve ADSL Modem (optional)[...]

2 W el co me to the Ins tru cti on M anu al f or t he 3M ™ Dy nat el ™ 965 DSP Ser ies of Su bs cri ber Loo p An aly ze rs. The 965 DSP Ser ies inc lud es t he 9 65D SP , 96 5DS P/ ADS L, 9 65D SP/ SA a nd 9 65D SP/ AD SL/ SA Lo op An aly ze rs. This docum ent will giv e you a brief o vervi ew of the produ cts, a des cription of their test func[...]

3 T able of Conten ts Out of the Box ....................................................... 4 Front P anel ............................................................. 5 Control K eys ..................................................... 6 Editing ............................................................... 6 Function K eys ...................[...]

4 Out of the Box What you will f ind when you unpack the shipping box: • 3M ™ Dynatel ™ 965D SP Se ries Subscrib er Lo op Analyz er • Carr ying case • NiMH batt ery pack (inside the 965DSP) • Spar e bat tery holder • T est Leads (red/b lack pair , blue /yello w pair , gree n) • Shor ting strap • A C char ger • Po wer cord • In[...]

5 Scree n The 965DSP screen is a graphical LCD (Liquid Crystal Display) that gi ves high resolution for vie wing text and graphics. The screen format is similar to the follo wing for most functions. T est Leads The T est Lead icons are shown on each of the measurement screens. Each lead points to a color dot on the front label that corresponds to t[...]

6 Contr ol K eys Use the red and yellow keys to control the actions and the setup of the 965DSP and its functions. The activ e control k eys for each function are shown at the bottom of the corresponding 965DSP screen. Use the [Return] ke y to return to a pre vious step in a function. Use the [Contrast] ke y to adjust the contrast or to turn the ba[...]

7 Funct ion Keys Use the blue ke ys to select the dif ferent test functions in the 965DSP . The blue keys become number or letter k eys when editing. Use the [V oltage] ke y to measure DC or A C v oltage. Use the [Current] ke y to measure loop current. Use the [Resistance] ke y to measure resistance. Use the [T oolbox] ke y to ac cess: Sel f-Cal, L[...]

8 W elcome Scr een This is the screen that you see when you f irst turn on the 965DSP . It sho ws the model name, installed options, serial number , copyright year , software version, and the selected country . The battery symbol in the upper right-hand corner of the display gi ves an indication of the approximate battery capacity . Each bar repres[...]

9 Count ry Use the Country setup to configure the 965DSP for a specific country . Selecting a new country will configure the 965DSP with the setups for language, units, clock format, wire gauges, and cable types for that particular country . Use the [Up] and [Do wn] keys to highli ght a Count ry . Use [E nter] to select a co untry . Y ou wil l be w[...]

10 Use the [Up] and [Do wn] keys to highli ght the op tion. Use the [T ab] key to select the param eter for each unit of measure ment. Distance: F eet or Meters. This af fects all distances displayed in the 965DSP . Degrees: F ahr enheit or Centigrade. This af fects all temperatures used in the 965DSP . F ilter: C-Messa ge or CCITT . This affects t[...]

11 TDR: Vp (V el ocity of Pr opag ation) or m/µS (meter s per micr osecon d). This affe cts the TDR “velo city of propa gation. ” Use “Vp” in the US and Ca nada. Use “m/µS” in other count ries. Use the [Enter] ke y to accept any changes and return. Use the [Return] key to return to the W elcome Screen without making changes. Clock F o[...]

12 Set Beep Use the Set Beep setup to turn the ke y beeps on or of f. Use the [T ab] ke y to to ggle between on or off. Use the [Enter ] k ey to return. Set Clock Use the Set Clock setup to change the date and time. Use the [T ab] key to select eith er th e dat e, ti me, or a.m./ p.m. Use the [L eft] and [Right] ke ys to sel ect the digit to change[...]

13 A utotest Limi ts Use the Autotest setup to change the pass/f ail threshold v alues for the Inacti ve Pair , Activ e Pair and W ideband Autotests. Use the [Up] and [Do wn] keys to highli ght the desir ed Autotes t par ameters to modify . Press the [Ente r] k ey to select the highlig hted choice or press the [Setup ] k ey to restore the facto ry [...]

14 When the Inacti ve Pair , Acti ve Pair or specif ic W ideband servic e is selec ted, the Thres hold Limits scree n wil l be displ ayed. Thi s scr een displays a list of measure ments perform ed in the selec ted Autote st and the corresp onding pass/f ail limits for each measu rement. The limits indi cate the valu es at whic h the measu rement re[...]

15 Print er Use the Printer option to set the printer output type. Use the [Up] and [Down] arrow keys to select either graphics or text output, then press the [Enter] k ey to accept your selection and return to the Setup menu. A custom Loss Freque ncy (somet imes kno wn as the “Nyqui st fr equenc y”) can be set for use in the W ideband Autotest[...]

16 P ower Down Ti meout T o change the power down timeout, press the [Setup] ke y from the W elcome screen, then select Power Do wn Timeout. Use the [Up] and [Do wn] arro w ke ys to select the desired timeout period, then press the [Enter] k ey to set that period as the default. After a period of inactivity equal to the default period, the unit wil[...]

17 Edit Wir e Gauge This f unct ion all o ws you to se t up cust om wir e ga uges to b e used wh ere v er the se t uses a wir e gaug e men u. Pre ss the [S etup ] ke y from th e W el come scr een, u se the [D ow n] arr ow k ey t o scrol l to Edit W ire Gau ge, an d then pr ess the [ Ente r] ke y to edi t. Nam e the cus tom co nf igur atio n Custo m[...]

18 V ol tage T erminati on (s upported coun tries only) Thi s opti on allo ws you to s elec t the inp ut impe danc e of th e 965DS P digi tal v oltm eter . Pres s the [Se tup] ke y f rom the W el come sc reen , use the [ Do wn] ar ro w ke y t o scrol l to V ol tage T ermi nati on, and t hen pre ss the [ Ente r] ke y to sel ect. The input imped ance[...]

19 If 100K ohm te rminatio n is selec ted, the 965DSP will displ ay ‘1 00K’ on the vo ltage measure ment scree n as indic ated belo w . User Inf o This selection allows you to add optional additional inf orma tion t o your sa ved re cord s. Pre ss the [Setup] ke y from the W elcome screen, use the [Down] arro w ke y to scroll to User Info, and [...]

20 Contr ast/Back light Press the [Contrast] ke y to display the contrast screen. Use the [Up] and [Down] arrow keys to adjust the contrast. Press the [Contrast] ke y again to turn the backlight on or off. Use the [Enter] ke y to return. Use the [T ab] key to select ‘ON’ or ‘OFF’ and [Enter] to sav e your selection. Once the User Info optio[...]

21 Help Press the [Help ] k ey at any time in any screen to get help on that functio n. Press the [Ente r] or [Ret urn] key to return to the pre vious scre en. High V oltage This screen indicates that a high v oltage (120 V ac/ Vdc or greater) has been detected between the test leads when not in the V oltage Mode. The 965DSP has opened an internal [...]

22 Press the [T ab] ke y to mo ve to the next test lead conf igura tion. The high lighted readi ng is “li ve” and the non-hi ghlighte d rea dings are the last valu es. Press the [Ente r] k ey to switch from the DC to the A C v oltage measu rement. V ol tage This function first measures and displays the DC voltage between the red and black test [...]

23 This scree n ind icates that a high current has been detec ted between the test leads and that the 965DSP has opened an intern al re lay to pro tect itself from damag e. Us e sta ndard safet y pra ctices for disco nnecting the test leads . Pre ss th e [En ter] key to restart the 965DS P . Fix problem s bef ore restartin g the curren t mea sureme[...]

24 Resis tance This function first measures the resistance between the red and black test leads. Press the [T ab] ke y to mo ve to the next test lead conf igura tion. The “V” in the up per right corner of the screen indic ates that the resistanc e mea surement compe nsates for C.O. vol tage on th e lin e. Press the [Ente r] k ey to remov e the [...]

25 Soak T est Use the Soak T est function to continuously measure the non-compensated resistance tip to ground and ring to ground simultaneously . Press the [Right] arro w ke y 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 ref[...]

26 T oolb ox The “T oolbox ” men u con tains a se lection of funct ions dependin g on the option s equ ipped in the unit and the Country Code sele cted during Setup (i.e. Call er ID is av ailable only in North America and ADSL Store d Res ults is on ly a v ailable on /ADSL- equip ped models). T he me nu di splays only the funct ions for which t[...]

27 Self- Calibrat ion Use this function to calibrate the 965DSP anytime the outside temperature changes by more than 35°F (20°C), after changing the batteries, or anytime the battery pack completely dischar ges. Calibrate the 965DSP at the same temperature at which it will be used. Note: Initi ate a self -calibra tion prior to the v ery first use[...]

28 Load Coils This function counts up to fi ve load coils on the pair and determines the distance to the first one. The distance measurement requires that you specify the wire gauge of the pair . This is done in the Load Setup screen. Use the [Up] and [Do wn] arro w ke ys to highlight the correct wire gauge. Use [Enter] to accept that choice. The L[...]

29 Kick T est Use the Kick T est function to continuously measure the v oltage, resistance and capaciti ve 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 [T ab] key to mo ve to the next lead configuration. Press the [Return] k ey to return to the [...]

30 Stor ed Results Use this functi on to vie w pre viously stored resu lts of the Autotest or TD R fun ction. If no re sults hav e been store d, “N o Res ults Stored” will be visible on the scree n. If one or more test results ha ve been store d, the ID number for each will be displayed . Press the [Setu p] k ey to display the Print scree n. Pr[...]

31 Press the [Ente r] k ey to delete all sav ed results . Press the [T ab] ke y to dele te th e sa ve d res ults of th e selec ted ID. Pr ess the [R eturn] ke y to retu rn to the main Resul ts sc reen. Upload Results Press the [T ab] ke y to disp lay the Up load screen. Uploa ding results requi res the PC Link softwa re appli cation and a co mputer[...]

32 Select Results Use the [Up] and [Do wn] keys to highli ght the desir ed st ored result. Press the [Ente r] k ey to select the highli ghted result and displa y the stor ed re sults list for that ID number by type (Autotes t or T DR), date and time. Use the [Up] and [Do wn] keys to highli ght the desir ed st ored result. Use the [Right] ke y to de[...]

33 ADSL Resul ts Use this function to view previously stored ADSL Modem test results (/ADSL option only). Note: “ADSL Results” does not appear in the T oolbox menu unless the /ADSL option is installed. If no ADSL Modem test results hav e been stored, “No Results Stored” will be indicated on the screen. If one or more test results ha ve been[...]

34 Press the [Enter] ke y to upload all of the sav ed ADSL results. Press the [T ab] ke y to upload the sav ed results of the selected ID. Press the [Esc] ke y to return to the main ADSL Results screen. Select ADSL Results T o s elec t a p arti cula r ADS L store d resu lt for up load or di spla y , fi rst us e the [Up ] and [Do wn] ke ys to hig hl[...]

35 Use the [Up] and [Down] keys to highlight the desired stored result. Use the [Right] ke y to delete the selected result. Use the [T ab] ke y to upload the selected result to a PC. Press the [Enter] ke y to view the ADSL test results for the highlighted selection. The results will be displayed in the format used in the actual test. T o upload the[...]

36 Calle r ID This function detects the Caller ID signal sent on the pair and displays date, time, the calling number , the calling party name, the signal le vel, and the message status. Certain result boxes may be blank if the information is not av ailable. Connect the red and black leads to an acti ve pair and press the [Enter] key to start the t[...]

37 Ringi ng Le ngth (A) - The measu red time duration of the firs t Rin g Burst . Pr eseize Time (B) - The measu red time period between the f irst Ring Burst and Chann el Se izure. T wist - The ratio of the recei ve d Mar k and Space signa l le vels. Seizu re Bits - The numbe r of bits recei ved during the Chann el Se izure (C) period. Mark Tim e [...]

38 Speci al Re sistance Use this function to measure the: • Loop Resistance between the red and green test leads. • Resistance of each conductor connected to the red and green test lead. • Resistance Dif ference between the two conductors. Conne ct th e red lead to one side of the pa ir . Conne ct th e gre en le ad to the other side of the pa[...]

39 Gr ound Res istance Use this function to verify the protector ground resistance compared to a Central Off ice (C.O.) using the 965DSP and an active pair . Conne ct th e red lead to Ring of the acti ve pair . Conne ct th e bla ck le ad to Ti p. Conne ct th e gre en le ad to Grou nd. Press the [Ente r] k ey to start the test. After the 965DS P dis[...]

40 Ohms/ Distance Use this function to conv ert from Ohms to Distance based on temperature and wire gauge. Enter the v alue of Ohms, then press the [T ab] key to selec t ga uge or tem perature . If you select “ga uge, ” press the [Up] and [Do wn] ke ys to sele ct th e des ired gaug e. If you choos e “te mperatur e, ” enter the val ue of the[...]

41 K-T est Use this function to find the approximate distance to a resistance fault when both wires in a single pair are f aulted at the same place, and a separate good pair or a single loop conductor is not av ailable. Resistance Chec k Before you start the K-T est measurement, use the Resistance function to measure the resistance from both sides [...]

42 Conne ct th e red lead to R2, the wire to th e hea vier fau lt (l owe st re sistance v alue). Conn ect the gr een lead to R1, the wire with the li ghter f ault resistan ce (the highe st re sistance v alue). Conne ct bl ack to the refe rence wire (either the shiel d or another cond uctor in the ca ble). If you are using a f ar-e nd sw itch (3M KM[...]

43 K-T est Ho okup: Close F ar-E nd The 965DSP will display the following screen if it does not detect any hook-up errors during the “Open Far -End” test. The “Open Ratio” v alue displayed on the screen is the ratio of R1/(R2+R1) times 100. This value is used by some companies as part of the K-T est measurement. It is not needed to actually[...]

44 K-T est Re sults The 965DSP will display the following screen if there are no problems with the “Close Far-End” portion of the test: The 965DSP disp lays the Resistanc e to Strap (R TS), Resis tance to Faults (R TF) and th e Res istance Strap to Faul ts (R STF). The 965DSP disp lays the open and cl osed fault ratio s. These v alues are used [...]

45 K-T est Su mmary If you press the [Enter] key in the previous screen, the 965DSP will display the following summary of up to fi ve K-T est results: The 965DSP disp lays the Resistanc e to Fa ults (R TF), Resistanc e Str ap to F aults (RSTF), and the Resist ance to St rap (R TS) for up to fi ve measu rements. The 965DSP also disp lays the av erag[...]

46 K-T est Er ror: Flip red and gr een The 965DSP will f irst make a measurement to verify that the heavier f ault is connected to red and the lighter fault is connected to green. If the size of faults is reversed, you will see the follo wing screen: K-T est Error Th is s cre en i ndi cat es t hat the con nec tio ns t o th e red an d gr een lea ds [...]

47 K-T est Er ror: R1<2 *R2 The 965DSP checks to see that the fault on the green lead is at least twice the value of the f ault on the red lead. This screen indicates that the ratio of the f aults is too low . Press [Ent er] to ret urn to the init ial “K-T est Ho okup: Open Fa r-En d” sc reen. Y ou may also elec t to go to the Re sistance fu[...]

48 K-T est Er ror: Rloop > 7k Ω The 965DSP checks to see if the resistance of the loop is less than 7k Ω . If the resistance is greater than 7k Ω , 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 conne ctions, and press [Ente r] to repe at the “Close F ar-E n[...]

49 K-T est Er ror: R1+R2<10 0*Rloop T he 96 5D SP c he ck s t o s e e t ha t t he s um of th e f au lt s i s m or e t ha n 1 0 0 t im es th e lo op re si s ta nc e. T he 96 5D S P w il l d is pl a y t he fo ll o wi ng sc re e n i f t he su m of th e f a ul ts i s l es s t ha n 10 0 t im es t he lo op re s is ta nc e. Press [T ab] to continu e e [...]

50 Press ing the [T ab ] k ey again will retur n the scre en to Ringe rs Ca pacitanc e. Pr ess the [E nter] ke y to repea t the test. Ringe rs Th is f unc tio n me asu re s the cap aci ta nce ass oci ate d wi th o ne or mor e ri nge r ci rcu its on th e li ne o r the eq ui va le nt nu mb er of rin ger s (1 rin ger = 0.4 7 uF ). Ei the r th e Ri nge[...]

51 Splic e Loc ate Use this function to find the location of a splice in two sections (of dif ferent wire gauges) of cable. If you select either sect ion, use the [U p] an d [Do wn] ke ys to se lect the wire gauge. Y ou may NO T us e the same gaug e for both sect ions. If you select either the DTS or the temperatu re, use the blue ke ys to ent er t[...]

52 Opens This function measures the distance to a complete “open” on a pair based on a selected cable type. “Opens” is more accurate if other cable pairs are acti ve. If other pairs are not acti ve, short at least 30% of the inacti ve pairs to the cable shield. The TDR function should be used to determine distance to a “partial” open. T[...]

53 Press [Ent er] to acc ept the ch anges and return to the Opens Setu p scr een. Press [Return ] to retur n wit hout makin g cha nges. First ente r the red to black capaci tance per unit dista nce using the blue keys . This is also called “Mutu al” capacitan ce. Then press [T ab] and use the blue key s to enter the capaci tance/di stance for b[...]

54 Enter the lengt h of the sectio n and pres s the [Ent er] ke y to mea sure the capacitan ce. The 965DSP will then disp lay the me asured capac itance/d istance for the referen ce pa ir . Press the [Ente r] k ey to accept the results as the “Cali brated Cable” and retur n to the Setup scree n. Press [Ret urn] to re turn without sa ving. The Y[...]

55 T one Use this function to send a tone on a pair . Use the [Up] and [Down] keys to select the desired tone. Note that there are ten tones. Use [Up] and [Do wn] to scroll through the tone selections. There are three types of tones: ID T one for pair identification and coiling, Precision T one for 600 Ω loss measurements, and High Frequenc y T on[...]

56 Pre cision T one ID T one High Fre quency T one The vo lume of th e ton e hea rd in the 965DS P spe aker may be adjusted for the ID T one and the Precisio n T one. No tone is heard in the speake r for the High Frequ ency T on e.[...]

57 Press the [Setu p] k ey to edit the selected tone and go to the follo wing screen : Use the [T ab] key to select the tone type, freq uency or le vel. Use th e k eypad to change the v alues. The freque ncy range is 200 to 10 00 Hz for ID T ones , 200 to 19999 Hz for Pr ecision T on es, and 20 KHz to 1200 KHz for High Frequen cy T ones . The outpu[...]

58 RFL (Resis tance Fa ult Locate) Use this function to locate a Resistance Fault on a pair or on a single conductor . There are two possible hookups: Separate Pair or Single P air . Use [T ab] to switch between the two hookups. Separate P air (This is the preferred hookup ) Y ou mu st f irst use the Resista nce function to deter mine the faulted c[...]

59 Durin g the meas urement a bar graph of th e measu rement null vo ltage for R TS an d the n R TF wi ll be visible at the bottom of the screen. Conne ct th e red test lead to the fault ed wi re. Connect the black Lead to the referenc e. (T he re ference is the retur n pat h for the fau lt an d can be the shield or another wire in the cable.) Conn[...]

60 The screen sho ws the fa ult resistanc e bes ide the resis tor symbol. Th e wir e ga uge, temperat ure and secti on nu mber are displayed abo ve the bottom bar . If the Y ield Sign sho ws beside the result s, th is indic ates a pos sible mar ginal result (due to noise or other line cond itions). Press [T ab] to sho w re adings in Ohms instead of[...]

61 RFL Single P air Use the RFL Single Pai r hoo kup when only one wi re in a pa ir is fa ulted and a sep arate good pair is not a vai lable. Use the Separat e P air hookup for all cases in whic h a separ ate pair is ava ilable; it is always the pref erred method . Y ou mu st f irst use the Ohms functio n to ident ify a faulte d con ductor in a pai[...]

62 Durin g the meas urement a bar graph of th e measu rement null vo ltage for R TS an d the n R TF wi ll be visible at the bottom of the screen. The result s at the top of the sc reen indicate the “Dist ance to St rap”. The resu lts on the secon d lin e indic ate the “D istance to Faul t” an d the “Dis tance, Strap to Fau lt”. The scre[...]

63 RFL Setup: Sing le Se ction Use the RFL Setup to change W ire Gauge and/or the cable T emperature or enter a kno wn Distance to Strap. Press the [Setup] ke y to display the current settings. There are two poss ible single pair hookup erro rs: 1) the Fault is greate r tha n 20 M Ω , or 2) the red/gree n str ap is bad. The screen will sho w the c[...]

64 Press the [T ab] ke y to sele ct ei ther the wire gauge menu, cabl e tem perature , or lengt h (di stance to Strap ) for edit ing. If you select the W ire Gauge menu, pres s the [Up] and [Do wn] ke ys to sele ct th e des ired gauge. If you choose T emper ature or Length, enter the ne w valu e usi ng th e blu e num eric key s. Ei ther the T emper[...]

65 Note: Enter the temperat ure of the enti re ca ble. Y ou ma y not ente r sep arate tempera tures for each secti on. Enter “#” for the tempera ture if it is unkno wn and you want the 965DS P to compu te th e tem perature . The Multi- Section scree n sho ws a summa ry of up to six sections , and the commo n tem perature for all secti ons. One [...]

66 Press [Ent er] to acc ept the ch anges for the section and return to the pre vious RFL Setup screen . Pre ss [Retu rn] to ret urn without making chan ges. Edit Secti on In format ion If you choose to edit the Section inform ation (gauge or distanc e) fo r an y of the six secti ons, use the [U p] and [Do wn] ke ys to sele ct th e des ired section[...]

67 Press the [T ab] ke y to disp lay the re sults in ohms. Press the [Ente r] k ey to retest the same pair or the [Retu rn] key to test a ne w pai r . RFL Multip le Re sults There are two possible formats for displaying the results of an RFL Multiple measurement: 1) The temper ature is known. In this case the screen will sho w the calculated Distan[...]

68 2) The temper atur e is unknow n. In this case the scree n wil l sho w the ente red Distance to Strap (or the sum of all se ctions) in the main result box, and will sho w the calculate d tem perature at the bottom. The screen also sho ws the numb er of the fau lted secti on at the lo wer right side of the screen. If the calculat ed te mperatur e[...]

69 RFL Errors One of sev eral errors may occur during an RFL multi-section measurement. If the RFL measurement terminates due to a time- out, a “Y ield Sign” will be displayed ne xt to the DSTF or RSTF result, as shown. This indicates that the results may not be accurate. This could be caused by excessi ve noise on the pair . The multi- section[...]

70 If the temperat ure is kno wn an d the tota l of the speci fied sect ion lengths is greater than the measur ed dista nce to str ap, then the ca lculated unkn own secti on le ngth would be neg ati ve. Th is wi ll ca use a “Y ield Sign” to be displaye d to the left of the setup box es and “* **” to be displ ayed in th e “Dist ance to F a[...]

71 DSL Use this function to perform specialized tests on ISDN and DSL lines. Use the [Up] and [Do wn] arro w ke ys to mo ve to the desired test, then press the [Enter] k ey to accept the choice. L No te : All 96 5D SP Se ri es Lo op A na ly ze rs ar e eq ui pp ed wi th th e I SD N Da ta li nk fu nc ti on ; h o w ev er , th is me nu it em is sup pr [...]

72 Conne ct th e red and black lead s to the pair and press the [Enter ] k ey . The 965DSP displa ys th e w ord “Conn ecting” while the instr ument goes through three step s: 1) AIP (A cti vat ion in Pro gress), 2) Sync (Synchr onizatio n) , and 3) Link (succes sful connecti on). If any of these three tests is unsucc essful, the word s “Link [...]

73 The 965DSP will coun t and disp lay the nu mber of near -end and far -end error s. “Near -end” errors are the errors detect ed at the 965DS P . “Fa r-en d” er rors are errors detecte d at an ISDN line card. (The fa r-en d cou nt is tran smitted to the 965DSP o ver the ISDN link.) The screen disp lays the elapsed time since the start of t[...]

74 ADSL Modem (/ADSL option only) 965DSP models which include the ADSL modem function are identified by the /ADSL option on their W elcome screens. The W elcome screens for the 965DSP/ADSL and 965DSP/SA/ADSL are sho wn belo w . Use the ADSL modem feature to establish a link with a DSL Access Multiplex er (DSLAM) in the central of fice or remote cab[...]

75 ADSL Setup Us e ADS L se tup to se lec t th e de sir ed t est typ e, AD SL s erv ice typ e, a nd to ena ble or di sa ble Pa ss/ Fa il th res ho lds . Us e the [T ab ] k ey to mo ve b etw ee n f iel ds an d th e [Up ]/ [Do wn] arr o ws t o sel ec t an o pti on. Select Captured T est to set up a link, measure the line performance, and drop the lin[...]

76 mi nim um a cce pt abl e da ta ra te f or t he se rv ice gra de in the R ate fi el d. Ca pa cit y is t he r ati o of t he a ctu al co nne ct r ate to th e ma xim um r ate tha t th e lin e ca n su ppo rt . Lar ger cap aci ty v alu es i ndi ca te le ss n ois e ma r gin and l o wer tol era nc e for lin e di stu rba nc es. Th is pa ram et er ca n be[...]

77 ADSL Connecting The 965DSP displays this screen while it is connecting with the DSLAM. Status messages about the connection process are displayed as they occur . The hour glass indicator at the bottom of the screen is displayed as the connection process proceeds. Connection states include: Starting: The ADSL modem in the 965DSP is initializing S[...]

78 Otherwise, the Status screen below is displayed. Only the achiev ed Upstream and Downstream line rates and capacity values are shown. The pair P ASSED if the line rates were greater than or equal to the threshold rates and the capacity values were less than or equal to the threshold capacities. Press Status key to display more ADSL modem connect[...]

79 Note: This screen is continuously updated in Continuous T est Mode. F AST : Achie ved line rate in kilobits per second on the Fast channel. INTR: Achie ved line rate in kilobits per second on the Interleav ed channel. No te: F AS T or I NTR wil l di spl ay w ith the a ch iev ed li ne r ate to in dic at e the sel ect ed c ha nne l ty pe. MAX: Max[...]

80 DSLAM modem manufacturer information is displayed if av ailable, b ut this feature is not supported by all service types or manufacturers. The 965DSP displays ‘unkno wn’ in this f ield if the DSLAM manuf acturer information is unav ailable. FEC , CR C, an d HE C co unt s in e ach dir ect io n are al so d isp lay ed . FEC is th e nu mbe r of [...]

81 Note: This screen is continuously updated in Continuous T est Mode. LOS indicates a Loss of Signal alarm. This means that the ADSL receiv ed pilot tone po wer was 6dB or more below its reference power . Pilot tones do not carry data and are used for line synchronization. LOF indicates a Loss of Frame alarm. Loss of Frame occurs when the expected[...]

82 The ADSL Graph presents a graphic display of the number of bits transmitted in each ADSL Discrete Multi T one (DMT) frequenc y bin. ADSL modems require wide bandwidth to operate since the y essentially use 256 separate simultaneous modems, each requiring about 4kHz of bandwidth called a bin. Each of these mini-modems transmits comple x symbols ([...]

83 Th e d at e a nd th e ti me di sp la y t he 96 5D SP “sy st em cl oc k. ” Se e t he “Se t C lo ck ” s ec ti on on pag e 1 2 f or fu rt he r i nf or ma ti on on se tt in g th e c lo ck , a nd al so for in fo rm at io n o n t he fo rm at of t he da te an d ti me . Us e t he bl ue ke ys to e nt er an al ph an um er ic ID. T he ID ma y h a v[...]

84 Edit the T ech ID and Job Number using the same procedure described pre viously . Up to 14 alphanumeric characters can be entered in each f ield. Use the [T ab] ke y to jump between highlighted box es. Use the [Setup] ke y to clear both f ields. The data entered into each field will remain present for e very saved result until explicitly changed[...]

85 965DSP Modem Information Conditions af fecting the internal ADSL modem in the 965DSP are displayed via warning screens. In the unlikely case that the warning message sho wn abov e appears, simply exit the ADSL Modem application for a few minutes to allo w the modem to cool do wn. Link Activation Messages Error conditions affecting the ADSL modem[...]

86 Connection Lost Messages Err or con diti ons cau sing m odem li nk los s are dis play ed as ‘Co nnec tion : Lost ’ wi th nume ric co des and a bbre viat ed te xt def ini tion s. Common error codes and their causes are listed in the table below . Contact 3M T echnical Service for any undefined codes. c i r e m u N e d o C n o i t i n i f e D [...]

87 Numeric Code 0 x 41 0 x 50 0 x 51 0 x 53 0 x 54 Definition Signal Lost Frame Lost Margin Lost Cell Delineation Lost Me an in g Interruption in the path between the modems lasting at least 2.5 seconds Loss of ADSL framing lasting at least 2.5 seconds Required noise margin was lost for at least 2.5 seconds A TM cell delineation lost for at least 2[...]

88 Press the [Setu p] k ey to choose a DSL se rvice. Use the [Up] and [Do wn] keys to highli ght the desir ed se rvice. Press [Ente r] to sele ct th e ser vice and return to the pre vious screen . DSL P arametric T ests (/SA option only) 965DSP models which include DSL Parametric T ests are identif ied by the /SA option on their W elcome screens. T[...]

89 DSL Loss (/SA option only ) Use this functi on to meas ure loss from the f ar- end to near -end using a tone between 20kH z and 1.2M Hz. Y ou mu st us e a separa te in strument to genera te th e tone at the far -end. Press the [T ab] ke y to mo ve betwee n met allic noise po wer measure ment across the pair and longitud inal noise po wer of the [...]

90 Spect rum An alyzer (/SA option only ) This funct ion provid es a graph ic di splay of the signa ls an d noi se on a line ov er a sele cted range of frequ encies. Conne ct th e red and black test lead s to the pair . Use the [U P] an d [DO WN] arro w keys to selec t the freq uency span of intere st. The endpoin ts of the frequenc y span bar will[...]

91 Inter ferenc e F reque ncy Signature s Th e 96 5DS P Sp ect rum An aly ze r fun ct ion pro vi des a gr ap hic al d isp lay of th e si gna ls a nd n ois e on a lin e o ve r a se le cte d ra nge of fr equ en cie s. Th e sp ect rum ana lyz er c ont in uou sly ana lyz es t he li ne a nd up da tes the s cre en a s co ndi tio ns c han ge . Th e sc ree[...]

92 Prope r Ope ration The 965DSP Subs criber Loop Analyzer meas ures ex tremely lo w noise lev els and require s pro per handl ing of the test lead s to ensur e con sistent measu rements. Exte nd th e tes t lea ds a way from the 965DS P when conduct ing DSL te sts, and make sure that the red and black leads are kept as close togeth er as possibl e [...]

93 T DR This function shows the pair as a “trace” on the screen. TDR measures distance to ev ents based on input about the pair . Press the [Up] or [Do wn] keys to mov e to a desir ed selec tion. Press the [Enter] ke y to acc ept the ch oice and start the measur ement. TDR Setup TDR feature s a setup funct ion that allo ws yo u to enter the cab[...]

94 Conne ct th e red and black test lead s to the pair under test. Sing le T race is used to vi ew a single pair at a time. Dual T race Conne ct th e red and black test lead s to the pair under test. Conn ect the bl ue an d yel low test lead s to the refer ence pair . Singl e T race[...]

95 Use the Crossta lk mo de to disp lay the am plitude and locat ion of sig nals that “cross” from one pair to the other , as co uld be cau sed by a split. Fo r bot h Dif ferentia l and Cros stalk, connec t the red and black test leads to the pair under test. Conne ct the blue and yello w test leads to the re ference pair . The pair under test [...]

96 Memor y Conne ct th e red and black test lead s to the pair under test. Memory mode is used to co mpare a pa ir un der test to a st ored trace in memory . Th e f ir st sc re en in me mo ry mod e w il l s ho w a lis t o f th e I D n um be rs fo r al l s to re d TD R t ra ce s. Use th e [ Up ] an d [ Do wn ] k e ys to hi gh li gh t th e d es ir ed[...]

97 Y ou ma y mo ve the cursor by using the [Left] and [Righ t] k eys. The control settin gs fo r the store d tra ce can be vie wed by pre ssing the [T ab] or [En ter] key s b ut th e set tings cannot be changed . The TD R Mem ory function inclu des a Dif ference contr ol, accessibl e fro m the memo ry sc reen by press ing the [T ab ] k ey . The def[...]

98 P eak Use the TDR Peak mode to capture e vents that may be intermittent. This mode continuously detects and displays the maximum and minimum traces that occur from the time that the mode is first selected. The ‘li ve’ trace is also displayed continuously . As a ne w maximum or minimum trace is detected, it will replace the previous one on th[...]

99 Filter : is Out , is In Filter allo ws yo u to switc h in a filt er to remo ve noise . Y ou shoul d use the fi lter if you see nois e on the displa y . Note: Switc hing in the filter may mak e it dif ficult to detect small ev ents on the cab le. Length : 100 ft, 200 ft, 500 ft, 1 kft, 2 kft, 5 kft, 10 kft, 20kft, 30 kft (30m, 60m, 150m, 300m, 60[...]

100 Vp (V elo city of p ro paga tion ): 0.5 0 to 1.00 ( 75 t o 1 50 m/ uS ) Vp allo ws you to adjust the velocity factor (“propagation velocity”) of the pair or cable. Dif ferent cable types hav e dif ferent v alues of Vp. T o get the most accurate distance, Vp should be set to the exact value for the cable being tested. Vp is displayed at the [...]

101 The Stop distan ce ma y be dif feren t fro m the Leng th selec ted due to the scree n res olution. The Start and Stop distan ces are al so af fected by zoomi ng an d pan ning. P anning If you mov e th e cur sor to the righ t sid e of the screen , the screen will “pan ” or mo ve to the ri ght. If you mov e th e cur sor to the left side of th[...]

102 The nex t scr een show s the TDR trace after of fset. The ver tical of fset function af fects all modes e xcept Memor y . tha t is out of vi e wing ra nge or un til on e of the dis play con trol s is chan ged. Thi s is demo nstr ated be lo w . The f irst s cree n sho ws the TDR tr ace be fore v ert ical of fset . Ev ent Recogniti on “Ev ents?[...]

103 TDR Sa ve Y ou c an s av e onl y th e ac ti v e “S ing le T ra ce” TD R sc ree n. F irs t, s ele ct t he TDR con tro l pa ram et ers so th e sc ree n ap pea rs a s de sir ed. Pre ss t he [S a ve ] k ey (ca mer a ic on) . T he 96 5D SP wi ll dis pla y th e Sa v e Re sul ts s cre en as fol lo ws : ‘P eak’ Events L au nc h P ul s e: Th e f[...]

104 T he da te an d ti me di sp l ay ed is th e 96 5D SP “s y st em c lo ck . ” S ee th e “ S et Cl oc k” s ec ti on on p ag e 1 2 f or fu rt he r in fo rm at i on on se tt i ng th e c lo c k a nd fo r i nf or ma ti o n o n t he fo r ma t o f t he d at e a nd ti m e. U se th e b lu e ke ys to en t er an al ph a nu me ri c I D . Th e I D m a[...]

105 Edi t the T ec h ID and Jo b Numbe r usin g the sam e proc edur e descr ibed p re viou sly . Up to 14 alp hanu meri c char acte rs can be en tere d in each f ield . Use the [ T ab] ke y t o jump be twee n highl ight ed box es. Use th e [Set up] ke y t o clear b oth f ield s. T he dat a ente red int o each f iel d will re main p rese nt for e ve[...]

106 Conne ct th e tes t lea ds as indi cated on the le ft si de of the screen . See “T alk Set” on page 135 fo r mor e inf ormation on dialing numb ers. The “Dial Noise” and “Dial Longi tudinal Balan ce” screens are the same as sho wn abov e, exce pt fo r the scre en ti tles. Separ ate lists of ph one numbers are kept for each dB funct [...]

107 Loss Use this functi on to meas ure the lo ss fr om th e f ar- end to the near- end using a ton e bet ween 200 Hz and 20 kHz. Y ou must use a separate instrumen t to gener ate the to ne at the far-e nd. Pr ess the [T ab ] ke y to g o to N ois e. Pr ess the [Le ft] ar ro w ke y to go to Lon git ud ina l Ba lan ce. P res s [E nte r] t o re tur n [...]

108 The screen disp lays the loss in dB, and the freque ncy of the tone in ki lohertz. Press [Enter] to return to the dB menu. W ide band Loss Use this function to measure the loss of a f ar-end tone between 20 kHz and 1200 kHz. Y ou must use a separate instrument to generate the tone at the far-end. Longi tudinal Balan ce Use this function to meas[...]

109 Lev el Tr ace Use this function to measure and display the A C impedance of an inacti ve pair as a function of frequency . This test can be used to analyze a pair for loading and bridge tap problems. The result is displayed on a graph with relativ e impedance lev el displayed on the y-axis (in dB) and the frequency on the x-axis. Attach the red[...]

110 Inact ive P air A utotest (with out FED) The Inacti ve Pair screen displays the type of test (basic or full), the type of service (PO TS), the wire gauge, FED select status, and the cable type. Press the [Setu p] k ey to change the Inacti ve pair param eters. A utotest Use this functi on to perf orm an aut omatic sequen ce of tests on an In act[...]

111 Use the [T ab] key to select the cable type , tes t typ e, or wire gauge for editin g. Us e the [Up] and [Do wn] ke ys to hi ghlight the desire d cab le ty pe or wire gaug e. Pr ess [Enter] to accept the changes and retur n to the pre vious screen. Use the [Retur n] k ey to exit witho ut ma king changes. Conne ct th e red test lead to ring of t[...]

112 Activ e P air The Activ e Pair screen displays the Loss and Noise test line numbers. The test result v alues or pass/f ail status will be displ ayed for each test. Press the [Enter] ke y to repea t the test . Press the [T ab] key to vie w the te st v alues for all tests. Press the [T ab] ke y to retu rn to the pass/ fail screen or [Ente r] to r[...]

113 Use t he [Up] a nd [Do wn] ke ys to se lect L oss or Noi se/L ongi tudi nal Ba lanc e setup a nd pres s the [Se tup] k ey . The N oise /Lon gitu dina l Balan ce set up scre en is ide ntic al to the s cree n abo ve, e xce pt for th e head ing. Pre ss the [T ab] ke y to sel ect th e param eter t o edit. F or the d ial typ e and sta rt typ e selec[...]

114 Note: If th e P ow er In fluence measu rement result is greater than 70 dBrnC (-20d BmOp), then Noise Balan ce wi ll be disp layed. Otherw ise Longitudi nal Balan ce wi ll be disp layed. Press the [T ab] ke y to retu rn to the pass/ fail screen or [Ente r] to rete st. Conne ct th e red test lead to ring of the pair , the black lead to the tip a[...]

115 A utotes ts wi th a FED The 965DSP will perform an Inactiv e or W ideband Autotest with a FED, FED II or SmartStrap ™ . From the Auto Menu screen, press the [T ab] k ey to go to the FED setup screen. None FED FED II SmartStrap ™ Inacti ve Y es Y es Y es Y es Acti ve Y es No No No W ideband No Y es Y es Y es Us e t he [U p] an d [D o wn] k e[...]

116 3M™ FED Connect ion Before proceeding with an Autotest the FED must be connected at one end of the pair under test. The 3M ™ FED and FED II support both Inacti ve (voiceband) and W ideband Autotests. Press the On/ Of f pushbutton twice on the 3M FED to transmit an ID tone on the Control pair . This can be used to identify the pair at the ot[...]

117 Smart Strap™ Connec tion The CTC Smart Strap ™ Model C1100 supports Inacti ve P air testing only and requires a separate, good control pair . A W ideband Module Model C1110W is required for W ideband Autotest. At the far end of the cable, connect the Control P air (Pair 0) T and R terminals to the separate control pair in the cable. Connect[...]

118 Inactive P air A utotest (with a FED) The Inacti ve Pair scre en di splays the type of test (Basi c or Full) , the type of servic e (PO TS), the wire gaug e, th e FED type , and the cable type . If the FED II has been selecte d for the Fa r End De vice, the user can test Pair 1 by pressing [Ente r] or test Pair 2 by pressing the right arro w ke[...]

119 Inact ive setup with 3M FED selecte d If the CTC Smart Strap ™ has been selecte d for the FED, two addit ional test leads that are used to contr ol th e Sma rt St rap will be sho wn on the scree n. Inactive Setup (with FED) Press the [Setu p] k ey to change the Inacti ve pair param eters.[...]

120 User shoul d mo ve leads to the second pair and press [Ente r] to cont inue test. Note: F or Inactiv e A utotest with the 3M™ FED II and P air 2 selected, the fol low ing screen will appea r dur ing the FE D II initiali zation proces s. Inact ive setup with Smar tStrap™ or FED II se lected Use the [T ab] key to select the cable type , wir e[...]

121 Inactiv e Pair - Ba sic T est - Pas s/F ail Screen Inact ive Pai r - Full T est - P ass/F ail Scr een The test result v alues or pass/f ail status will be displ ayed for each test. Press the [Enter] ke y to repea t the test . Pre ss th e [T ab] ke y to vi ew the test resul t v alues for all tests.[...]

122 Inact ive Pai r - Basic T est - V alue Scr een Inact ive Pai r - Full T est - V alue Scre en Press the [T ab] ke y to retu rn to the pass/ fail screen or [Ente r] to rete st. T o view the graph of the voi ce-band sweep loss resu lts, press the [Do wn] key . Press [Ent er] to ret urn to the pre vious screen.[...]

123 W ide band P air (with FED) Th e W ide ba nd T es t sc ree n d isp la ys t he typ e of tes t (B as ic o r Fu ll ), t he t yp e of ser vi ce ( 56 K B, 64 K B, IS DN , HD SL , T 1, E 1, AD SL) , t he w ire ga ug e, t he FE D t ype an d th e ca bl e ty pe . If th e CT C Sm ar tS tra p™ ha s be en sel ec ted fo r th e FE D, t wo ad dit io na l te[...]

124 W ideband Setup - FED W ideband Setup - FED II or Smar tStrap Use the [T ab] key to select the cable type , tes t typ e, wire gaug e, ty pe of serv ice, or lo ngitudin al ba lance termi nation (FED II or Sm artstrap ™ onl y). Use the [Up] and [Do wn] key s to highl ight the desired choic e. Pr ess [Enter] to accept the changes and retur n to [...]

125 H2/4A CC is a prequalif ication/acceptance test for HDSL2 or HDSL4 service. This service type selection in vokes a special set of sweep frequencies as well as E, F , and G weighted wideband noise measurements. HDSL2 and HDSL4 introduce the Loop Attenuation measurement per ANSI T1.418- 2002 as well as wideband noise measurements. Loop Attenuatio[...]

126 W ideband - Full T est W ideband - Basi c T est The W ideband - Full T est include s a resist iv e balance test (usin g spe cial resistan ce) that requires a dif ferent test lead conne ction. When this part of th e Autotest is reached , the user will be reques ted to sw ap the black and green test lead s or to skip this test. T o run th is te s[...]

127 Press [Ent er] to ret urn to the P ass/F ail screen or the [Do wn] ke y to disp lay the T ransmi ssion Data screen. Pr ess [En ter ] to ret urn to th e P ass /F ai l scr ee n, th e [U p] k ey to re tur n to the V OM Dat a scr ee n or t he [D o wn ] k ey to di spl ay t he W ide ba nd Sw ep t Los s sc ree n. Press [Ent er] to ret urn to the pre v[...]

128 The 965DSP perf orms a sec ond test to det ermine if the user’ s cho ice of a FED II is cor rect. If a FED is found inst ead of a FED II, this screen will appear . Press [Ent er] to ret urn to Auto Menu screen. FED Initia lization Erro r Scr eens The 965DSP performs a test to determine if it can communicate with the FED. If this test fails, t[...]

129 If the initiali zation is successf ul, the W ideband resul ts sc reen will appear . Check the test lead hooku p for the 965DS P and the FED. Th e Autotest can be run with the FED conne cted directly to the 965DSP to determi ne if the cable hooku p is causi ng th e pro blem. Press the [Ente r] k ey to return to the Auto Menu screen . Fo r the FE[...]

130 A utotes t Con figurati ons The follo wing tables list the tests perform ed fo r the Inact iv e Pair , Acti ve Pa ir an d W ideband T ests. T est Basic Full P as s/F ai l Vdc Y es Y es No Ohms Y es Y es Y es Opens Y es Y es No Long. Balan ce Y es Y es Y es Load Coil No Y es No Inact ive Pai r T ests with out FED Vdc Y es Y es No Ohms Y es Y es [...]

131 T est Basic Full P as s/F ai l Vdc Y es Y es No Ohms Y es Y es Y es Opens Y es Y es Y es Capaci tiv e Ba lance Y es Y es Y es Long. Balan ce Y es Y es Y es Sweep Loss No Y es Y es Single T one Loss Y es No Y es Loop Resist ance Y es No Y es Resist iv e Bal ance No Y es Y es Load Coil Y es Y es Y es W ideband Nois e* Y es Y es Y es Loop Attenuat[...]

132 A utotes t Sav e Y ou can sa ve all of the results of an Autotest. After an Autotest has completed, press the [Save] key (camera icon) to sa ve the results. The 965DSP will display the Sav e Results screen as follo ws: The d ate and t ime dis play t he 965D SP “sy stem clo ck. ” See the “S et Clo ck” sec tion o n page 12 for f urth er i[...]

133 T o c ha ng e o r d e le te an y o f t h e c ha ra ct e rs th at ha ve be en en te re d, us e t he [Ri gh t] or [L ef t] ke y to mo ve th e c ur so r u nd er th e le tt er to be ch an ge d or de le te d. T o de le te th e c ha ra ct er , pr es s t he [D o wn ] k e y . T o c ha ng e th e c ha ra ct er , pr es s t he ke y o f th e n e w c ha ra c[...]

134 A utotest Resul ts Sc r een Symbol Def initions - DC V olts measure ment results - Ohms measurem ent results - Opens measure ment results - Longitud inal balance measu rement result - Load coil detect/d istance to fir st lo ad co il - Loop current measu rement result - Ground Resist ance measurem ent - Single freque ncy loss measur ement result[...]

135 T alk Set This funct ion allo ws yo u to use the 965DSP as a T alk Set on ac tiv e pairs or to sen d DTM F ton es on inact iv e pairs. Connect the red and black leads to the pair for lines using Loop Start. Also connect the green lead to ground on Ground Start lines. This scree n dis plays the last number dialed , the DC v oltage on the line, a[...]

136 Use the blue ke ys to chan ge th e num ber . Use the [T ab] key to highli ght a desi red menu. Use the [Up] and [Do wn] arro w k eys to mov e to a desire d telep hone number , se lect the dial mode (DTMF or Pulse ), an d the star t mod e (Lo op or Grou nd). Use the [Enter ] k ey to accept the choice and return to the pre vious scre en. Fo r an [...]

137 Car e and Ma intenanc e Battery P ack T he 96 5D SP u se s a Ni ck el Me ta l H y dr id e ( Ni M H) ba tt er y p ac k. T y p ic al li fe o f t he ba tt e ry pa ck is t wo ye ar s . T o c ha ng e t he b at te ry pa c k: 1) Lo os e n t he si x s c re ws on t he ba tt er y co mp ar tm e nt do or an d re mo v e t he do o r . 2 ) R em ov e t he ol d[...]

138 Batte ry Ho lder The plastic battery holder that comes with the 965DSP uses six “ AA” alkaline batteries (alkaline batteries are not included). Use alkaline batteries only when the NiMH battery pack is discharged and the A C adapter is not av ailable. T ypical lifetime of the alkaline battery pack is twenty hours of normal use (less if you [...]

139 Repla cement Items Y ou m ay o rde r an y of the fol lo wi ng r epl ace me nt it ems fro m 3M . Con ta ct 3M Com mun ic ati on M ark et s Di vis io n Customer Servi ce at 800 426 8688 for more infor mation. Accessory 3M P art Number NiMH Battery Pack 80-6108-6473-0 Red/Black T est Lead * 80-6108-6435-9 Blue/Y ello w T est Lead * 80-6108-6436-7 [...]

140 Symptom Cause Solution Unit does not turn on Discharged battery pack. Charge battery pack. NiMH battery pack old. Replace battery pack. Screen goes blank Battery voltage low . Charge battery pack. Dark lines across screen Battery voltage low . Charge battery pack. Error Messages Battery voltage low . Charge battery pack. Inaccurate results Batt[...]

141 Functi on Range Accuracy DC V oltage: 0 to 99.9 V 1% ± 0.5 V 100 to 300 V 3% A C V oltage: 0 to 99.9 V 1% ± 0.5 V 100 to 250 V 3% Current: 0 to 59.9 mA 1% ± 0.3 mA 60 to 110 mA 2% Resistance: 0 to 9999 Ω 1% ± 5 Ω (with CO voltage) 0 to 9999 Ω 1% ± 50 Ω 10 K to 99.9 K Ω 1% 100 K Ω to 9.9 M Ω 3% 10 M to 99 M Ω 5% 100M to 990 M Ω 10%[...]

142 Functi on Range Accura cy Loss: -40 to +10 dBm 0.5 dB @600 Ω 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 Ω 20 kHz to 1200 kHz 1 % Noise Metallic: 0 to 50 dBrnc 2 dB (-90 to -40 dBm0p) Po wer Influence: 40 to 100 dBrnc 2 dB (-50 to 10 dBm0p) Longitudinal Balance: 0 to 70 dB 2 dB 70 to[...]

143 Gener ally Accepte d Cri teria of Plain Old T elephon e Ser vice (PO TS) service (US and Canada) Param eter Acceptab le Mar ginal Unaccep table Current >23 20 to 23 <20 mA Loss <8.5 — >8.5 dB Balance >60 50 to 60 <50 dB Noise <20 <-70 20 to 30 -70 to -60 >30 >-60 dBrnC dBmOp Po wer Influen ce <80 <-10 80 to[...]

144 t n e m e r u s a e M ) a d a n a C d n a S U ( e l b a C f o e p y T N I M y t i c a p a C e r o c r i A d e l l i f - y l l e J f n 5 3 . 9 t f 5 9 3 ) m 0 2 1 ( t f 0 5 3 ) m 7 0 1 ( X A M F u 1 1 0 . t f 0 5 4 ) m 7 3 1 ( t f 0 0 4 ) m 2 2 1 ( d e R o t k c a l B N I M f n 5 3 . 9 t f 5 9 5 ) m 1 8 1 ( t f 5 9 5 ) m 1 8 1 ( X A M F u 1 1 0 [...]

145 Ch ec k RF L per fo rm anc e: T o ve ri fy RF L, c onn ec t th e re d tes t le ad t o “R, ” the b lac k te st l ead to th e “B , ” th e gr een lea d to “ G, ” an d th e yel lo w lea d to “Y . ” Pr es s t he [R FL ] k e y o n th e 9 65 DS P . P re ss the [S ET UP ] k ey , en te r 70 ° F (2 1° C) for te mp er at ur e. Pr es s t [...]

Commun ication Marke ts Di vision 3M T eleco mmunicati ons 6801 Ri ver Place Blvd. Austin, T exas 7872 6-9000 800-426 -8688 www .3M.com/t elecom © 3M 2005 78-8130 -7429-7-F Important Notice All statements, technical information, and recommendations related to 3M’ s products are based on inf or mation believ ed to be reliable, but the accuracy or[...]