Specifications

SB-P-06-4066
sepura
Mobile & Gateway Accessory i/f
specification
30th July 2012
Page 31 of 39
Issue 7c
© Sepura plc 2011
DESK MOUNT UNIT CONNECTORS
The transceiver may be mounted within the case and the console mounted on top of a Desk
Mount Unit to facilitate operation outside of a vehicle.
The Audio Accessory Interface signals from the AAI1 connector on the back of the Console
are cabled to a 9-way ‗D‘ socket and a ¼‖ jack socket to allow for connection of a range of
desk accessories.
DESK MICROPHONE/HEADSET CONNECTOR
CONNECTOR DETAILS
9-way, standard density D-socket, with 2 off 4-40UNC hex pillars.
SIGNALS
The following signals connect back to the AAI1 connector in the back of the Desk Mount Unit
console. See section 0 for Signal details.
Pin
Signal
Name
Comments
1
ACC_ID
See section 6.3
2
GND
See section 6.2
3
ACC_KEYS
See section 6.4
4
EAR_SIG
See section 6.2
5
EAR_GND
See section 6.2
6
nON_HOOK
See section 6.2
7
MIC_SIG
See section 6.2
8
MIC_GND
See section 6.2
9
nPTT
See section 6.2
Shell
GND
FOOT SWITCH CONNECTOR
CONNECTOR DETAILS
Panel mounted, ¼‖ 3-pole jack socket with a mechanical latching mechanism. (e.g. Neutrik
NJ3FP6C).