Interacoustics AD226 Instructions For Use Manual page 571

5.2 AD226 Pin assignment
Socket
IN
5V /1.6A
Left
Right
Bone
Ins. Mask.
Pat. Resp.
AUX
USB (host)
Connector
DC Supply
6.3mm Mono
6.3mm Stereo
3.5mm Stereo
1. +5 VDC
2. Data -
3. Data +
4. Ground
Pin 1 Pin 2
Ground DC
Ground Signal
-
Ground Signal ch. 2
Pin 3
-
-
Signal ch. 1
USB (PC)
1. +5 VDC
2. Data -
3. Data +
4. Ground