Elenco Electronics TWT-1K Instruction Manual

TELEPHONE LINE ANALYZER KITMODEL TWT-1KAssembly and Instruction ManualElenco Electronics, Inc.Copyright © 2001 Elenco Electronics, Inc. 753082

FINAL ASSEMBLYAssemble the case as shown.-9-ScrewsTop CaseBottom CaseAssembled PC BoardLabelFigure EFigure FPeel the backing off ofthe label and stick

Now that we have completed and tested the telephone line analyzer, you are ready to test wall plates thathave RJ-11 jacks with one or two lines. If wa

-11-When testing an RJ-45 jack and there are two lines coming into the jack, two LEDs will be lit. If you have fourlines coming into the jack, four LE

HOW THE CIRCUIT WORKSThe telephone line analyzer has four identicalindicators of polarity input voltage. Every indicatorincludes two resistors and bi-

-13-QUIZ1. Solder is comprised of what two materials?A. Gold and copperB. Tin and leadC. Zinc and copperD. Lead and aluminum2. What type of flux shoul

-14-This tester is a convenient instrument for testingdifferent unshielded wiring schemed telephone cableswith RJ-11 and RJ-45 connectors and coax cab

Elenco Electronics, Inc.150 W. Carpenter AvenueWheeling, IL 60090(847) 541-3800http://www.elenco.come-mail: [email protected] Block A terminal blo

Qty. Description Part #1 PC Board 5190321 Solder 5511351 Battery Snap 5900981 Top Case 623124IC1 Bottom Case 623219ICQty. Description Part #2 Screw 64

-2-SPECIFICATIONSCATEGORY OF WALL PLATE JACKS• Standard RJ-11 modular jacks with active telephone lines (one or two lines).• Standard RJ-45 modular ja

Figure 7Shows detail of howthe tip and ring areconnected on a fourconnector cable.Plug Polarities+ = Tip_= RingThe TWT-1 Analyzer is easy to use in qu

The RJ-45 indicates an 8-wire plug or jack. Thereare many standards which dictate which wire pairsconnect to which pins on a plug or jack. Some ofthes

-5-CONSTRUCTIONIntroductionAssembly of your TWT-1K Telephone Line Analyzer Kit will prove to be an exciting project and give you much satisfaction and

-6-PC BOARD ASSEMBLYSolder the following parts to the PC board.R6 - 680W 5% ½W Resistor(blue-gray-brown-gold)(see Figure A)R3 - 680W 5% ½W Resistor(bl

-7-PC BOARD ASSEMBLYSolder the following parts to the PC board.D4 - Bi-Color LED(see Figure D)D1 - Bi-Color LED(see Figure D)D2 - Bi-Color LED(see Fig

TESTING AND TROUBLESHOOTING1. One of the most frequently occurring problems is poor solder connections.a) Tug slightly on all parts to make sure that