Polarity Testing - Progressive Electronics PE395 Manual De Instrucciones

Dialing Features (cont'd)
MEM
Memory
Press once, then press 0–9 to dial a number stored in memory.
STO
Store
Go off-hook. Press STO and enter the telephone number. Press MEM, then press 0–9.
POL
Polarity
Used for polarity testing. See the explanation under Polarity Testing.

Polarity Testing

1. Connect the test set to the line to be tested.
2. Press POL.
• The red LED indicates reversed polarity (the red line is connected to the tip [+]).
• The green LED indicates correct polarity (the red line is connected to the ring [–]).
Ground Start Operation
1. Use the polarity testing procedure to determine which wire is the tip. Connect the test set
to the line with correct polarity.
2. Press and hold the TALK button. Touch the belt clip to ground.
3. After hearing the dial tone, disconnect the ground.
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