Operation Manual MA 33
8100092 Rev. 9
80
19/08/2019
6.3
Connections
Connection Port
Connection Specification
A
Bone Conduction Headphone
Z
A
= 10
Ω,
U
A
= 2 V
rms
B, C
Air Conduction Headphone L/R
Z
A
= 10
Ω,
U
A
= 2 V
rms
D
Patient Response Switch
R
I
= 500
Ω
E
PC Connection
1 x USB port
F
Connector not used
6.4
Pin Assignment
Socket
Connector
Pin 1
Pin 2
A to D
6.3 mm
Ground
Signal
E
1 +5 VDC
2 Data -
3 Data +
4 Ground