Sennheiser Set 820 - Manual (Page 40)

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Adjusting the max. volume:
Potentiometer turned fully counterclockwise
0 dB
Potentiometer turned fully clockwise 125 dB
Adjusting the bass response:
Potentiometer turned fully counterclockwise
attenuation of -25 dB at 100 Hz
Potentiometer turned fully clockwise attenuation 0 dB
The adjustments can also be made when the receiver is
being used.
When replacing the operating control, make sure the
"projections" on the inside of the operating control point in
the direction of the earbows.
After replacing the operating control, synchronize the
operating control with the volume control by once turning it
fully counterclockwise and then fully clockwise.
Set820.book Seite 40 Dienstag, 10. Januar 2006 12:20 12