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Audio Level Adjustments
Tone Level Adjustments
The console generates alert and paging tones. The alert tones are adjusted with
potentiometer R67, but the maximum output level is limited by the input audio AGC
circuit.
The paging audio level is adjusted with potentiometer R62 and does not go through the
AGC circuit (see
These paging and alert tones are also sent to the operator select/unselect speaker and are
adjusted with a potentiometer.
Table 82: Alert Signal, Function Tone, and Paging Audio
R104 Operator Tone
188
Table
82).
Models 4118
Model 4018
and 4217B
R67 Tone
R62 Mute
R122 Operator Tone
R53 Alert
Adjust alert signal level
R52 Page
Adjust paging tone levels
Adjust operator tone level
Description
025-9533Y
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