Calrec S2 Operator's Manual page 34

S2
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2.16 MY3680 METER SELECTOR (General)
2.17 MY3875 METER SELECTOR (Principal selections)
2.18 MY3876 METER SELECTOR (Main function)
Selections from labelled sources.
Yellow LEDs - Electronic cancelling set (latching on MY3876).
M/S latching & S+20. Red LEDs.
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