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TLT10 Telephone Line Tester Introduction The Triplett TLT10 Telephone Line Tester checks the status of single and dual phone lines. When plugged into a phone jack, two tri-color LEDs indicate if the lines are active and wired properly. With proper use, this tester will provide many years of reliable service.
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Tester Description 1. Line 1 LED Indicator 2. Line 2 LED Indicator 3. RJ11 Plug Operation 1. Plug the tester into an RJ11 Phone Jack 2. Observe the LED indicators. See the chart below to determine status. Note: that only one LED will illuminate if the jack is wired for a single line. workmanship and material for a period of (1) one year from the date of purchase.
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