7
Operation
NOTE
: Always position the Talk-Bell-
Monitor Switch in the Monitor position before
connecting to a subscriber line to avoid
possibly compromising any transmission in
progress.
Connecting to a Line
Monitor
Select the Monitor mode.
Connect the
red
cord set lead to Ring (-
) and
black
cord set lead to Tip (+).
norm
or
rev
polarity
led
will come on if
the line is powered. Listen for voices,
ambient noise, or buzzing sounds,
indicating digital data.
Note: If detected, the Low Batt
led
will
indicate a low operating voltage in this
mode.
Dialing
Select the Monitor mode.
Connect the
red
cord set lead to Ring (-
) and
black
cord set lead to Tip (+).
Confirm that the line is not in use.
Position the Tone-Pulse Switch to either
tone or pulse dialing.
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