ATR833 / P/N 833-(xxx)-(2xx)
Operation and Installation
34
Document-No.: 01.1403.010.71e / Revision: 3.01
4.7 Wiring
4.7.1 Conductor Cross Section
Power Supply (Power, GND):
AWG18 (0.96 mm
²
)
Signals:
AWG22 (0.38 mm
²
)
The conductors used must be approved for aircraft installation.
4.7.2 Connector – Pin Allocation
SSATR2
25-pin connector at
the ATR833
View from
aircraft’s side
Pin
Names
Functionality
1
LSP(+)
LSP+
Output external Loudspeaker Positive
2
HEAD(+)
HSP+
Output Headset-Speaker Positive
3
HEAD(
−
)
HSP
−
Output Headset-Speaker Negative
4
EXT-NF
Input external Audio-Signal
5
MIC-R-DYN
MRD+ Input dynamic Microphone
(Glider/Gooseneck) Copilot/Right
6
MIC-L-GND
MLS
−
MLD
−
Ground for Microphones Pilot/Left
7
INTERCOM
ICS
Intercom Activation Switch (connect to
ground for activation of intercom)
8
MIC-L-DYN
MLD+
Input dynamic Microphone
(Glider/Gooseneck) Pilot/Left
Summary of Contents for ATR833-OLED
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