Microtest TSB-67 - 568A Annex E manuale d’uso

Penta Scanner Product Family User Guide A Guide to Using the Microtest PentaScanner Product Family to install, mange and troubleshoot Category 5 and ISO Class C/D Cabling Systems The PentaScanner Product Family verifies installed links against Category 5 (TSB-67 and 568A Annex E ) and ISO Cl ass C/D requirem ents. Copyright © 1993, 1996 Micr otes [...]

Chapter 1: Introduction The Complete Category 5 Solution The PentaScanner Product Family is the ha nd-held c ertific at ion and diagnos tic t ool for Cate gory 5 and ISO Class C and D links . PentaScanner products a lso provide full softwa re compliance with T IA TSB -67 requ irements fo r measu rement reportin g and an alysis (includin g TSB-6 7 N[...]

Page 3 Chapter 2: Getting Started Charging the Scanner’s Battery In order to operate the Scan ner and th e 2-Way Injector f rom battery power, the battery must f i rst be charged . You can run th e units f rom the A C adapter u n til the charg i n g cycle is complete. Ready Screen This screen is d isplayed after yo u press the ON/OFF key. Ready! [...]

To remove th e Ni-Cd battery pack, p lace the Scann er o r Injector face d own and slide the arro w- shaped tab downward . Then lif t the battery pack up towards you . To in stall the battery pack, in sert the two tabs o n the to p o f the battery in the Scanner an d press do wn on th e battery pack until it clicks into plac e. 2-Way Injector+ /2-W[...]

Page 5 To put your 2-Way Injector or 2-Way Injector+ into Refresh Mode, f i rst attach the Injector to your Scann er with a RJ-45 o r 36-p in cable, which ever is approp riate f o r your eq u ipment (you may need to us e an a dapte r if your unit s hav e differe nt conne ctor type s). Atta ch the Sca nner to t he PC with a DB 9 se rial c able. At t[...]

High Voltage Protection The PentaScanner +/ PentaScanner / PentaScanner Cable Admin, 2- Way I nj ect or+/ 2- Way Injector and Super Injector+/Super I njector are designed to withstand in put hazard vo ltage conditions that arise from norm al te lephony a pplications such a s 48 VD C at less t han 80 ma or 24 VAC used to power man y keysets. The uni[...]

Page 7 Status Slow Blink Battery is low Charging Steady Light The In jecto r is inactive, the A C adapter is presen t and th e b attery pack is being charged at th e maximum rate. Charging Off The Injecto r is inactive and th e battery or AC ad apter is not presen t; or the In jector is active. Charging Blinking (o nce The Injecto r is inactive and[...]

Injector Measurement Required? Descri ption Attenua tion Yes The Injec tor gene rat es the frequenc ies and the Sca nner measures the sign al to determine th e signal loss. Autotes t Yes The Injec tor is re quired for Attenua tion, N EXT measurements, Resistan ce and Wire Map d uring Auto test. Capa cit ance No If connec te d, the In jector provid [...]

Page 9 be calibrated each calendar day that it is u sed. Exp i ratio n of calib ration d ata is au to matically detected b y th e Scanner. The Sca nner a nd Inject or are connec ted t hrough thei r resp ect ive t est c onnect or port s using the patch cable p rovided with each instru ment. Th e amplitud e o f each f r eq uency gen erated by th e In[...]

Modular 8 Plug to 36-Pin Patch Cable Mod 8 Injector 36-Pin Scanner Modular 8 Patch Cable Mod 8 Injector 36-Pin Scanner Injector Internal Calibration (2- Way Injector+/2- Way Injector only) Periodically, th e 2-Way Injector+/ 2-Way Injector and the Sc anner require c alibration of the ir internal measurement circu itry. The Scann er will d etermin e[...]

Page 11 Basic Link with Modular 8 Jacks The diagra m below shows the connec tion of a PentaScanner + to a Modula r 8 jack in the w iring close t a nd a 2-Way Injector+ or Super Injector+ to a Modula r 8 jac k in the work area . Use t he Modula r 8 plug to 36-pin pa tch c able t o att ac h the PentaScanner + to the M odular 8 ja ck. At the ot her e [...]

The diagra m shows the c onnect ion of a PentaScanner + to an IDC (110) bloc k in the w iring close t and a 2-Way Injector+ or Super Injector+ to a Modula r 8 jac k in the work area . Punch Do wn Blo ck Adapter ki ts are avai l able (as op ti o nal accessori es) to interface th e Scann ers with ID C (110) punch-dow n blocks. F or the PentaScanner+ [...]

Page 13 Use t he Modula r 8 Adapt er to a tta ch the PentaScanner+ to the u s er cab le attached to th e cross connec t. At t he other end of the link, us e an a dditiona l Modular 8 Adapte r to at tac h the 2-Way Injector+ or Super Injector+ to the use r cable atta ched t o the Modular 8 jack. If you are using a 2-Way Injector or Super Injector wi[...]

This chap ter e xplains how to run Aut otes t, including s elec ting the cable type s and Autot est specification s . It also explains h o w to customize an Autotest so you can select th e pairs that are tested, the PA SS/FAIL criteria, and select wh ich tests to ru n during Autotest. E ach test, such as NEXT, Impeda nce, C apac itanc e, etc . is e[...]

Page 15 Press the ESCAPE key to exit. Editing the Cable Type To di sp lay the EDIT CABLE screen, press Cable ( F1) f rom the Ready screen, th en press Edit (F2). This screen displays the characteristics of the cable you will be testing. Press the Ñ or Ò arrow key to hig h light the (cab le) Name or NVP (Nominal Velo city of Propaga tion) fiel d. [...]

After calcu latin g the NVP, p ress Save (F1) f rom the EDI T CABLE screen to store the n ew settings. T h en, press Default (F1) f rom the CABLE SETUP screen to select the cab le as th e defaul t cab le type. Customizing Autotest To di sp lay the AUTOTEST SETUP screen, press the Extended Functi ons key, th en select Setup Autotest . T his screen l[...]

Page 17 When Margin Display is set to TIA Margi n Di spl ay , marginally passing test resu lts (those for which the passin g valu e falls within the Scan ner’s accuracy rang e) are marked with “*PASS”. When Margin Display is set to ACR M a r gi n Check , a cable will pass if a failing N EXT test result is within the Scann er’s accuracy ran [...]

Editing Test Limits To di sp lay the EDIT LIM I TS screen, p ress th e Extended Functions key, then select Setup Autote st , then hig h light the A utotest to ed it, then p ress Edit (F2), then select Limits. This screen lets you specify th e PASS/FAIL limits used in tests. Press the Ñ or Ò arrow key to hi g h light the test f or which yo u want [...]

Page 19 Press Print (F3 ) to print test resu lts. See Printing Autotest Resu lts for more informatio n . Note: The P rint (F3) key is unavailable when viewing the AUTOTEST RESULTS screen via the Extended Functions/ M emory feature. Press Tests (F4) to view a PA SS/FAIL summary o f test results and to view results for selected tests. See Viewing Aut[...]

Length Length ca n find opens, short s, and brea ks in a c able. The PentaScanner Product Famil y uses Time Domain Ref lectometry (TDR) to f ind th e lo cation of faults in cab les. TDR is similar to ‘ cab le radar’. Th e Scanner gen erates a p ulse down the wire, and wh en the pu lse encoun ters an impedan ce change (suc h as a n open, short, [...]

Page 21 Propagation Delay Customizing Delay Limits To di sp lay the DELAY LIMI TS screen, press th e Extended Funct i ons key, then select Set up Autote st , then hig h light the A utotest to ed it, then p ress Edit (F2), then select Limits , th en select Delay . T he Delay Limits screen lets you change th e min imum and maximu m Delay limits. Pres[...]

signal and the diff erence is reported as th e NEXT valu e (in dB). Wh en measuring In jector end NEXT, the r oles of the devic es are re vers ed. The Sc anner pr ovides the 100 ohm t erm ination for the Injector measu rements and th e Injector transmits a sig nal which is varied (or swept) thro ugh a frequenc y ra nge. The s ignal is m onitored by[...]

Page 23 Press the Ñ or Ò arrow key to view the previous o r next test results screen . Press the ESCAPE key to return to the AUTOTEST RESULTS screen. Note: For diagnos tic purposes , you ca n run NEXT c ontinuously by press ing the Measure Cable Performance key and selecting NEXT . NEXT Detail To di sp lay this screen, p ress Detail (F1) from th [...]

Customizing Attenuation Limits To di sp lay the ATTENUATION LI M I TS screen, press the Extended Funct i ons key, th en select Setup Autotest , th en high light the A utotest to ed it, then p ress Edit (F2), then press Limits (F4) , then select At tenuation . This screen displays the A ttenuation frequen cy range and th e criteria used to determin [...]

Page 25 Attenuation Test Results To di sp lay the ATTENUATION screen , press View (F1) f rom the AUTO T EST RESULTS screen , then pr ess th e ¬ arrow key until the ATTENUATI ON screen is d i sp layed. At the upper left of the scre en, the pa ir corre sponding to the dis played r esult is show n. The Attenua tion, in de cibels (dB), is shown c ente[...]

Customizing ACR Limits To di sp lay the ACR LIMI TS screen, press th e Extended Functions key, then select Setup Auto- test , th en high lig ht the Au totest to edit, th en press Edit (F2) , then select Limi ts , then select ACR . This screen lets yo u set the Limit Fun ction and ed it the Fixed Min imu m ACR limit. Use the  or ¬ arrow keys to [...]

Page 27 feet down the cable. The sampling of the voltage is dela yed long enough to allow the incident step to propaga te pa st ne ar e nd patc h cable s, cr oss conne cts block, et c. tha t could dis rupt the impedance measurement. The length of the c able must be long enough to produce a round trip delay, which is lo nger than the sample time del[...]

Resistance is said to f ail if measured valu es o n pairs used b y the selected netwo rk type are greater than the resistance for a maximum length loop (100 meters for most networks). Customizing Loop Resistance Limits To di sp lay the LOOP RESI STANCE LI M I TS screen, press the Extended Functi ons key, then select Setup Autotest , th en high lig [...]

Page 29 If your Scan ner has an alp h anumeric overlay o n the keypad , use the keyp ad to enter th e limits. If your Sca nner doe s not ha ve a n alphanum eric over lay, pre ss Edit (F 2) to display the ed it screen . After editing, pre ss Save (F1) to store th e new Capacitance limits an d exit or press the ESCAPE key to ex it wit hout sav ing. C[...]

While in Au tomatic Increment mo de, you can manually incremen t the last character by p r essin g the Scanner’s ENTER key. In ad dition , you can use th e Ï and Ð keys to move to an y character in the Circuit ID, and yo u can use th e Ñ key to manu ally in cremen t (or the Ò key to decremen t) the character at th e cu rsor. Note: When in Inc[...]

Page 31 When u s in g the 2-Way Injector+ (or 2-Way Inject or ), the screen in dicates if NEX T and A CR test results a re from the Sca nner or Inje ctor e nd of the link. Press the Ò or Ñ arrow key to scroll throug h the list of tests and their PA SS/FAIL results. Press View ( F1) to view th e test results for th e highlig hted test. Press the E[...]

Chapter 4: Editing, Printing & Updating Several screens allow ed itin g. For examp le, you can edit th e o wner and company n ames that appear on the opening logo s cree n and on print ed repor ts. D iffere nt Sca nners in t he PentaScanner Product Family have diff eren t editing p ro cedures. T h is chapter expl ain s in more detail th e two d[...]

Page 33 Press Done (F2) to exit th e editing screen . Printing or Downloading Test Results To send te st re sults dir ect ly from t he Sca nner t o a print er or P C: 1. Config u re the Printer Port settin gs in the PRI NTER PORT SETUP screen. T o disp lay th is screen on th e PentaScanner or PentaScanner Cable Admin , press Extended Functions key,[...]

PRINT FORM AT screen to select the PRI NT FORMAT (text o r CSV); then p r ess Pr int (F3) to begin printing. 3. If you are sen d ing resu lts to a PC, you can use Microtest’s Cable Management Syst em (CMS) For Windows (a Microtest accessory avai l ab le from yo ur di stri buto r) to down load Autotest reco rds in Comma Sep arated Variable (CSV) f[...]

Page 35 4. Begin th e tran sfer from th e Scanner (see step 7 in Printing o r Downlo ading Te st Results , above). Se lect “t ext” as the P rint For mat. Y ou should see the informa tion scrolling on the Procom m Plus window w hile the tra nsfer is in progress. 5. When the tran sfer is comp lete, press ALT + F1 again to close the log file. The [...]

OFF . Set D-Hard flow ctrl (RTS/CTS) to ON . Press ESC to return to th e Procomm Plus Setup Utility men u. 7. Press ESC to go to th e Procomm Plus main screen. Press PageDown on th e PC keyboa rd. The Download Protocols menu will be displayed. 8. Select R for R) RAW ASCII and press ENTER . RAW ASCII DO W NLO AD will be displayed , with a Pl ease en[...]

Page 37 Problem: T he scre en disp lays Printing . . . bu t nothin g is printing o n the p rinter. Possible Solution: Yo u must us e a “straig h t throu g h ” serial cable. Ref er to Appendix C: Pin- outs for the ca ble pin-out spe cifica tions. Also, ma ke sure that XO N/XOF F hands haking is supported. Downloading Software Updates If you are [...]

1. Connec t the D B-9 end of t he com munica tions cable to th e serial p ort on th e Scanner an d the other e nd (DB-9 or D B-25) to the seria l port on the PC. 2. Turn off the Sc anner and plug the AC ada pter in to the Scan n er. 3. Hold down the AUTOTEST key and the Find Cable Faults key and press th e On/Off key. The Scanner will turn on and t[...]

Page 39 1. Connec t the D B-9 end of t he com munica tions c able t o the se rial por t on the Scanne r and the ot her e nd (DB-9 or D B-25) to t he ser ial por t on the P C. 2. Turn off the Sc anner and plug the AC adapter into the Scann er. 3. Hold down the AUTOTEST and Find Cable Faults keys an d press the ON/OFF key on the Scanner. The Sca nner[...]

Microtest Bu lletin Board System ( BBS) You ca n conta ct M icrot est Te chnic al Support and downloa d product update files from the Microtest BBS. To access the BBS, set your communications software to 1200 to 14400 baud; 8 data bits, 1 st op bit, no par ity; AN SI ter minal e mulat ion, and dia l: (602) 957-7716 (U.S.) or +44 1 293 894031 (Europ[...]

Page 41 Wire Map for Both Ends of the Link The Injector plays an integral part in determining the wire map for a given link. With the Scanner and the Injector connected at opposite ends of a link or cable, the wire map can be determined. When running Find Cable Faults or Autotest , the Scanner and the Inje ctor communicate to determine how the link[...]

Chapter 6: Measure Cable Performance Measure Cable Performance lets you run indiv idual t ests such a s NEXT, Att enuat ion, Length /Delay, Imped ance, Lo o p Resistance, Capacitance, I mpulse No ise and Peak to Peak Noise. Press the Measure Cabl e Per formance key to d i sp lay a list of the tests to run. Press the Ñ or Ò arrow key to highlig ht[...]

Page 43 Note: See Chapter 3: Autotest for more infor mat ion on NEXT te sting. NEXT Sweep To di sp lay this screen, p ress th e Measure Cable Performance key, then select NEXT , then press Sweep (F2). This screen allows you to select the sweep range a nd step method for NEXT tests. If you r Scan ner has an alp hanu meric o verlay on th e keypad, u [...]

Press Limits ( F4) to display and c hange At tenua tion limit s at vari ous freque ncies . Press Save (F1) to sto re the new valu es. Press the ESCAPE key to return to the Attenu ation screen. Note: See Customizing Attenuati on L i mi ts in Chapter 3 for more informa tion on Att enuat ion limits. Length/Delay To di sp lay the LENGTH/DELAY screen , [...]

Page 45 Testing for noise involv es tur ning off all LAN de vic es and m eas uring for ba ckground e lec trica l activity in the cab le. Often, n oise pro blems can b e corrected b y mo ving th e cab le away from th e source or rem oving the source , if possible . Diffe rent nois e sourc es ra diate at diffe rent fr equenc ies. By knowin g the f r [...]

Peak-to- Peak Noise To di sp lay the PEAK-TO- PEAK-NOI SE screen, press the Measure Cabl e Perf ormance key, then select P-P Noi se . The pairs are shown on the left a nd the Pe ak- to-Pe ak N oise va lues a re show n on the r ight. If the Peak-to-Peak noise level exceeds 3,000 mV, OVR (Overrange) is disp layed . The measuremen t’s band wid th co[...]

Page 47 Setting Up the Traffic Monitor To di sp lay this screen, p ress th e Analyze LAN Traffic key, th en Setup (F4). This screen lets yo u chang e the traffic-samp ling interval f o r the network activity mo nitor. Press Change (F2) to to g g le throu g h the availabl e in terval option s. Press Save (F1) to sto r e th e new setting an d exit or[...]

Press Clear (F4) to erase all or selected test resu lts. Press the ESCAPE key to return to the EXTENDED FUNCTIONS screen . See Chapter 3: Autotest for more information. Autotest Se tup To di sp lay the AUTOTEST SETUP screen, press the Extended Functi ons key, th en select Setup Autote st . This screen lets yo u select the defau l t A utotest, ed it[...]

Page 49 Setting Up U ser Preferences To di sp lay the USER PREFERENCE SETUP screen, press th e Extended Functions key, then select User Preferences . T h is screen disp lays th e User Preferences op tions. Press the Ñ or Ò arrow key to scro ll th rough the available o p tions and press Select (F1) to choose t he highlighte d option. Or , press t [...]

The Lan g uage and Date Style fields are p reprog rammed . Neither o f these field s can be ch anged . Press Change (F2) to toggl e the Units settin g between feet an d meters. After editing, pre ss Save (F1) to store th e new Units setting and exit or p ress the ESCAPE key to exit w ithout s aving. Setting Up the Printe r Port To di sp lay the PRI[...]

Page 51 Displaying Injector Information To di sp lay the INJE CTOR INFO screen, press th e Extended Funct i ons key, th en select Injector Info . The calibratio n date is sho wn at the top o f the screen, f o llowed b y th e b attery status. Th e so ftware and hard ware versio ns are disp layed below the b attery status. Th e serial n u mber is dis[...]

• Battery life: 8+ hours operation • AC: 9V D C - 1 am p AC ada pter for cont inuous opera tion or c harging User Interface • x 64 G r ap hic LC D wi th backli g ht • cm x 3.8 c m (2.25” x 1.5”) displa y are a • Elastomeric keypad with tactile feedback, numeric inp u t, dedi cated functio n s, 4 sof t functio n s and curso r pad • C[...]

Page 53 Length • TDR method determines length and distanc e to cable faults • Range: 0 to maximum distan ce • where maximum distance = 915 meters (3000 ft)for twisted pair cable = 1220 meters (4000 ft) for coaxial cable • Acc uracy : ± K ± Lengt h Res olution ± NV P unce rta inty where K = ±4 % of len g th or 0. 6 meters (2 ft), wh iche[...]

• Fre quency range PentaScanner+ : 1.0 to 100 MHz PentaScanner / PentaScanner Cable Admin : 1.0 to 100 MHz • Sweep mode: Swept 1- 100 MHz using 1 MHz step or fixed points (1.0, 2.0, 4.0,5,0, 8.0, 10, 16.0, 20, 25, 31.25, 62.5, and 100 MHz ) • Dy nami c Ra nge: 0 - 50 dB • Measurement Accu racy: PentaScanner+ : Calc ulate d per TIA TSB-67 e [...]

Page 55 High Voltage Input/Protection • The te st inte rfac e wit hsta nds input haz ard c onditions t hat a rise fr om norm al te lephone interfa ces (48 VDC at le ss tha n 80 mA) or 24 VAC power used to pow er ma ny te lephone keysets. 2-Way Injector+/ 2- Way I njector Environmental, Physical Characteristics, User Interface, Measurement Port Re[...]

2-Way Injector+ NEXT Measurement Performance Specifications *Notes: (1) NEXT accuracy is calcu lated at the B asic L i n k Limit (2 9 .3 dB ) per error mo d el in T S B -67 A . 3 (2) NEXT accuracy is calcu lated at the Ch an nel Li mi t (2 7.1 d B) per erro r mo del in T SB-67 A.3 (3) Perfor manc e as sumes a high perfor manc e modula r 8 plug Near[...]

Page 57 • Built in prote ction fr om norma l telephone circ uit power voltage s • Audio alert to signal test c omplete and overvoltage line conditions • Active signal generator (up to 100 MHz) to mea sure one-way ca ble attenuation • Supports test ing of all 4 pairs Environment • Refer to specifications for PentaScanner+ / PentaScanner / [...]

4. Use the arrow keys and the Unsel/ Sel (F2) key so that the o nly pairs selected (marked with a x) ar e 36 a nd 45. 5. Press Save (F1). 6. Select Limits . 7. Select Impedance . Change the Minimum lim it from 80 t o 135. Change the Maxim um limit from 125 to 165. P ress Save (F1) to save th e new limits. 8. Press the ESCAPE key twice. 9. Press Def[...]

Page 59 Serial Cable DB-25 Female to DB-25 Male Pin-outs Cable Pin-Out Signals The signals for the cable pin-outs are as follows: Appendix D: Working with Coaxial Cable Coaxial cable is a co mmo n type o f cable used for n etwo rk data transmissio n . In co axial cab le, an insulate d wire runs thr ough the mi ddle of the c able a nd a se cond wi r[...]

By pressing the Measure Cable Performance key, you can test Length /Delay, Impedance, Lo o p Resistance, Cap acitance, I mpuls e No ise and Peak-to-Peak No i se for co axial cabl e. NEXT an d Attenua tion a re not s upported for coax ial ca ble. NOTE: The Inje ctor is not used whe n test ing coaxia l cable . Length/Delay Test Result s To di sp lay [...]

Page 61 If OVR (Overrange) is displayed , the Capacitance is g r eater th an can b e measured o r th e cable is properly connec ted. Press the ESCAPE key to exit. Impulse Noise Test Result s To di sp lay the IMPULSE NO ISE screen, f rom the Ready screen , press Jack (F4) and set th e Jack to Coax. T h en press the Measure Cable Perf ormance key, th[...]