Beyerdynamic MA 206, Operating Instructions Manual

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42
9. Top view of the Printed Circuit Board
(1) Priority attenuation 0 to -40 dB
(2) Slave out / Extension output
1 = Microphone master
2 = Microphone and line master before insert and volume control
3 = Microphone and line master after insert and volume control
(3) SEND
1 = Before sound control
2 = After sound control
(4) Fuse A/F (5 A/F)
(5) DC control
(6) Quiescent current control
CAUTION: Changes of the adjusted DC or quiescent current must only
be carried out by authorized service personnnel.
(7) Phantom power adjustable 0 to 24 V
(8) Phantom power test point
(9) Bridge resistors (if the ducking function is to be activated they have to be
soldered on one side)
Phantom
TP
SLAVE OUT
SEND
3
2
1
GAIN GAIN GAIN
Phantom V
oltage
BIAS
1
2
Talkover Level
(1) (2) (3)
(6) (7)
(8)
(9)
DC
OFFSET
(4)
(5)