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31

CHAPTER 5: Interpreting Cable Test Results

another designated pair of pins, but the
two leads are reversed. The SOHO Tester
is able to test for miswires as long as the
wiring errors are in pairs. The FAIL icon
and the pin numbers, which are miswired,
will be flashing. See Figure 5-3.

Figure 5-3. Wiring diagram (shown at left) and the

tester’s LCD display (shown at right) for a miswire.

FAIL icon

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Содержание TS590A

Страница 1: ...1000 Park Drive Lawrence PA 15055 1018 724 746 5500 Fax 724 746 0746 Copyright 2004 Black Box Corporation All rights reserved...

Страница 2: ...ll free in the U S Call 877 877 BBOX outside U S call 724 746 5500 FREE technical support 24 hours a day 7 days a week Call 724 746 5500 or fax 724 746 0746 Mailing address Black Box Corporation 1000...

Страница 3: ......

Страница 4: ...are designed to provide reasonable protection against such interference when the equipment is operated in a commercial environment Operation of this equipment in a residential area is likely to cause...

Страница 5: ...ent appareil num rique n met pas de bruits radio lectriques d passant les limites applicables aux appareils num riques de classe A prescrites dans le R glement sur le brouillage radio lectrique publi...

Страница 6: ...advertencias en el aparato el ctrico y en sus instrucciones de operaci n deben ser respetadas 4 Todas las instrucciones de operaci n y uso deben ser seguidas 5 El aparato el ctrico no deber ser usado...

Страница 7: ...ificios de ventilaci n 10 El equipo el ctrico deber ser situado fuera del alcance de fuentes de calor como radiadores registros de calor estufas u otros aparatos incluyendo amplificadores que producen...

Страница 8: ...iodo de tiempo 17 Cuidado debe ser tomado de tal manera que objectos liquidos no sean derramados sobre la cubierta u orificios de ventilaci n 18 Servicio por personal calificado deber ser provisto cua...

Страница 9: ...6 SOHO TESTER TRADEMARKS USED IN THIS MANUAL Any trademarks mentioned in this manual are acknowledged to be the property of the trademark owners...

Страница 10: ...e 1 Specifications 9 2 Introduction 11 2 1 Overview 11 2 2 The SOHO Tester Illustrated 13 3 Test Modes 15 3 1 Telephone TEL Cable Test Mode 15 3 2 Network NTWK Cable Test Mode 17 3 3 Tone Mode 19 3 4...

Страница 11: ...Cable Testing 23 4 1 To Test a Patch Cable 23 4 2 To Test a Coax Cable 24 4 3 To Place a Tone on a Cable 25 5 Interpreting Cable Test Results 27 6 Replacing the Battery 36 7 Troubleshooting 38 7 1 Cal...

Страница 12: ...Cable testing 150 hours Tone generator 250 hours Cable Types Shielded or unshielded CAT5e CAT5 CAT4 CAT3 and coax Minimum Cable Length for Testing of Split Pairs 3 ft 0 9 m Coax Cable 100 ohms maximum...

Страница 13: ...male Indicators 1 LCD display Temperature Tolerance Operating 32 to 122 F 0 to 50 C Storage 14 to 140 F 10 to 60 C Relative Humidity Up to 90 noncondensing Power 1 removable 9 volt battery Size 5 2 H...

Страница 14: ...the tester Contacts should always be recessed into the plug s plastic grooves Do not use 6 position plugs with the 8 position network jack 2 1 Overview The SOHO Tester is designed to test all common l...

Страница 15: ...TS593 The numbered coax identifiers and the wire mappers attach to the coax or twisted pair cable s end To tell you which cables are being tested the label numbers on the coax identifiers and wire ma...

Страница 16: ...pin telephone cables the tester also displays the PASS icon The tester features a tone generator mode for use with tone tracers It automatically powers off in any mode and consumes low power for long...

Страница 17: ...the back of the RJ remote on the tester s bottom TONE Tone generator Press a cable test button for the connector being used then press the TONE button Displays pins being driven in that connector s t...

Страница 18: ...This mode uses the 3 pair USOC standard to define the pairs Connector pins 1 6 2 5 and 3 4 are the pairs defined by this standard The tester will display the PASS icon when all 6 pins are correctly wi...

Страница 19: ...when attaching a new cable to the tester Hold the button down for more than 2 seconds to turn the split pair test off The SPLIT icon and the word OFF appear on the screen momentarily to indicate this...

Страница 20: ...are the pairs defined by this standard The A and B standards are the same except for color coding and are indistinguishable from each other by electrical testing The tester will display the PASS icon...

Страница 21: ...egin a new test when attaching a new cable to the tester Holding the NTWK button down for more than 2 seconds turns the split pair test off The SPLIT icon and the word OFF appear on the screen momenta...

Страница 22: ...the other pin of the pair This yields a nominal 10 volts peak to peak across the pair A selected pin number or the letters P for pin and S for shield along with the currently selected tone pattern are...

Страница 23: ...tone signal will turn off automatically after about 2 hours and 24 minutes 3 4 Coax Mode The SOHO Tester assumes that the coax jack on the main unit and the remote will be used for connecting the tes...

Страница 24: ...uring each test cycle This test is automatically executed when the cable is connected you don t need to press a button If voltage is found the VOLTS icon is displayed and testing stops until the volta...

Страница 25: ...ast button is pressed in cable testing modes and after approximately 2 hours and 24 minutes in tone mode If you re using the tester for the first time install a battery Mode icons Voltage Detected war...

Страница 26: ...the cable into the remote unit 3 Press TEL or NTWK as appropriate for the jack the patch cable is connected to The SOHO Tester will power on and begin testing If the tester was already on press TEL o...

Страница 27: ...ain unit Remove the remote unit from the main unit by squeezing the remote lightly between your thumb and forefinger and pulling it out Remove the coax identifier which is installed in a storage pocke...

Страница 28: ...other end Due to the shielding effect of twisted pairs the strongest signal is obtained by having one wire of a pair carry tone Selecting a single pin instead of a pair will do this For coax tone is b...

Страница 29: ...ifferent pin Holding down the TONE button for more than 2 seconds will select a different tone pattern 3 To power off the tester press any button except TONE The tone signal will turn off automaticall...

Страница 30: ...or SPLIT icon will be on if there is a wiring error The wire map will display the end to end connections measured whenever possible The PASS icon see Figure 5 1 will also be on with a flashing UPLINK...

Страница 31: ...present Telephone modular plug cables used between the wall jack and a phone set are usually reverse pinned Figure 5 1 T568A B wiring diagram shown at left and the tester s LCD display shown at right...

Страница 32: ...rs For example if there is a short in the cable miswires and split pairs may not be detected for the pairs involved in the short fault SHORT The pair has a low resistance connection from one wire of t...

Страница 33: ...t MISWIRE When a miswire exists a wire or both wires of a pair are not connected to the correct pins at the cable s other end The wire map shows the pin numbers from line 1 main to line 2 remote A rev...

Страница 34: ...are reversed The SOHO Tester is able to test for miswires as long as the wiring errors are in pairs The FAIL icon and the pin numbers which are miswired will be flashing See Figure 5 3 Figure 5 3 Wir...

Страница 35: ...s return 1 2 3 6 4 5 and 7 8 are the pairs designated by T568A B for an RJ 45 jack or plug A cable can be wired with correct continuity but not with correct pairing This most often happens when the ca...

Страница 36: ...o turn off the split pair error testing Pressing the button for the current cable test mode more than two seconds turns off the split pair testing The SPLIT icon and the word OFF appear on the screen...

Страница 37: ...d the tester s LCD display shown at right for a split pair OPEN When an OPEN exists some conductors in the cable you re testing aren t terminated The pin numbers of the unterminated conductors will fl...

Страница 38: ...35 CHAPTER 5 Interpreting Cable Test Results Figure 5 5 Wiring diagram shown at left and the tester s LCD display shown at right for an open OPEN icon...

Страница 39: ...oximately 4 5 volts Follow the steps below to replace the battery 1 Use a Phillips screwdriver to remove the screw from the battery door on the back of the unit 2 Pull the battery out of the cavity an...

Страница 40: ...37 CHAPTER 6 Replacing the Battery 4 Replace the battery door and screw being careful not to overtighten the screw...

Страница 41: ...alter or repair the unit It contains no user serviceable parts Contact Black Box at 724 746 5500 Before you do make a record of the history of the problem We will be able to provide more efficient an...

Страница 42: ...e it worse 7 2 Shipping and Packaging If you need to transport or ship your SOHO Tester Package it carefully We recommend that you use the original container If you are shipping the SOHO Tester for re...

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