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Operating Instructions 

Cable/Wire tracing 

1.    Connect the tone generator to the cable 

a)    For cables terminated at one end, connect the red 

alligator clip to a wire and the black alligator clip to 
equipment ground 

b) 

For unterminated cables, connect the red alligator clip 

  to one wire and the black alligator clip to another wire. 

c)    For cables with modular connectors, plug the RJ11 

connectors directly into the matching cable connectors. 

2.    Set the tone generator power switch to the TONE position. 
3.    On the amplifier probe, press and hold the side on/off switch. 
4.    Hold the insulated probe tip against the wire in question to 

pick up the signal generated by the tone generator. 

5.    Rotate the volume/sensitivity control on the top of the probe 

for the appropriate level and sensitivity to identify and trace 
the wire. 

6.    The tone will be the loudest on the wires connected to the 

tone generator. 

Note

:    A headphone jack is located on the bottom of the probe. 

 
Identifying telephone cable Tip and Ring 

– Using Alligator Clips 

1.    Switch the tone generator to the OFF position 
2.    Connect the red test lead to one line and the black lead to the 

other line. 

3.    The LED color indicates the connection to the RED test lead 

as: 
GREEN = Ring side, RED = Tip side. 

 
Identifying telephone cable Tip and Ring 

– Using the RJ-11   

Connectors 

Содержание ZI-2081

Страница 1: ...also check the operation of phone lines It has an important feature that the tone generator has the function of 220V high voltage protection With proper use and care this meter will provide many years of reliable service Specifications Power 9V battery tone generator and probe 1 each Tone output 1kHz 6V square wave approximately Dimensions Probe 9x2 25x1 228x57x25 4mm Generator 2 3x2 3x1 35 58 5x5...

Страница 2: ...2 Meter Description 1 Power switch 2 Modular connectors 3 Test leads 4 Battery compartment rear 5 Probe tip 6 Volume Sensitivity control 7 Power button 8 Battery compartment rear 9 Headphone jack ...

Страница 3: ...f switch 4 Hold the insulated probe tip against the wire in question to pick up the signal generated by the tone generator 5 Rotate the volume sensitivity control on the top of the probe for the appropriate level and sensitivity to identify and trace the wire 6 The tone will be the loudest on the wires connected to the tone generator Note A headphone jack is located on the bottom of the probe Iden...

Страница 4: ...g YELLOW RINGING 4 Switch the tone generator power switch to CONT to terminate the call Continuity testing 1 Connect the test leads to the wire pair under test 2 Switch the tone generator to the CONT position 3 The LED will glow bright GREEN for a low resistance or continuity The LED will glow less brightly as the resistance increases and will extinguish at approximately 10 000ohms Tone selection ...

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