User's Manual

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J2,11 Rx audio A1
J2,12 Ground
J2,13 Ground
J2,14 NC
J2,15 Rx audio B1 or B1 + B2
J2,16 Tx audio 2
J2,17 /A2 Talk
J2,18 Ground
J2,19 /B2 Talk
J2,20 Rx audio A2
J2,21 Car 2
J2,22 Ground
J2,23 Ground
J2,24 Rx audio B2, or B1 + B2
10.3 Switcher Circuit Board
J1 – DM1 Interconnect
J1,1 Microphone in
J1,2 Microphone in
J1,3 Ground
J1,4 +12VDC
J1,5 Not used
J2 – Menu Board Interconnect
J2,1 Speaker/microphone in/out
J2,2 Speaker/microphone in/out
J2,3 Shield
J2,4 Speaker out
J2,5 Speaker out
J3 – Detector/Timer Interconnect
J3,1 Loop
J3,2 Loop
J3,3 Positive vehicle detection signal
J3,4 Ground
J3,5 Negative vehicle detection signal
J3,6 Greet
J3,7 Greet
J3,8 Negative vehicle detection signal
J3,9 Ground
J3,10 Positive vehicle detection signal
J4 – Backup System Interconnect
J4,1 Loop
J4,2 Loop
J4,3 Negative vehicle detection signal
J4,4 Ground
J4,5 Positive vehicle detection signal
J4,6 Not used
J4,7 Speaker/microphone in/out
J4,8 Speaker/microphone in/out
J4,9 +12V to +48V in
J4,10 +12V to +48V in
J5 – Audio Board Interconnect
J5,1 Microphone 1
J5,2 Microphone 2
J5,3 Ground
J5,4 +12VDC
J5,5 Positive vehicle detector input
J5,6 Negative vehicle detector input
J5,7 Vehicle detector power
J5,8 Not used
J5,9 Outside speaker –
J5,10 Outside speaker +
J6 – Vehicle Detector Board
Interconnect
J6,1 Vehicle detector signal
J6,2 Vehicle detector signal
J6,3 Ground
J6,4 Not used
J6,5 Not used
10.4 Vehicle Detector Circuit Board (Optional)
P1 – Audio Board Interface Cable Connector
P1,1 Signal
P1,2 Power
P1,3 Ground
TB1 – Vehicle Detector Loop Connector