BASE INTERFACE DESCRIPTION
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13. BASE INTERFACE DESCRIPTION
13.1 Audio Circuit Board
J1 – Ceiling Speaker In/Out, Lane 1
J1,1 Ground
J1,2 /A1 Talk
J1,3 Relay 1 Common
J1,4 Relay 1 Normally Open
J1,5 Relay 1 Normally Closed
J1,6 Ceiling speaker +
J1,7 Ceiling speaker –
J1,8 Ground
J2 – Remote
J2,1 Ground
J2,2 /Remote speed team
J2,3 Ground
J2,4 /Operator
J2,5 Not used
J3 – Power
J3,1 +24VDC / 16VAC power input
J3,2 –24VDC / 16VAC power input
J3,3 Ground (For DC only)
J4 – Interface w/ Switcher Board, Lane 1
J4,1 Microphone 1
J4,2 Microphone 2
J4,3 Ground
J4,4 +12VDC
J4,5 Not used
J4,6 Negative vehicle detect input
J4,7 Vehicle detector power (12V)
J4,8 Not used
J4,9 Outside speaker –
J4,10 Outside speaker +
J5 – Door Inputs
J5,1 Door 1
J5,2 Door 2
J5,3 Door 3
J5,4 Door 4
J5,5 Ground
J6 – Interface w/o Switcher Board, Lane 1
J6,1 Microphone 1
J6,2 Microphone 2
J6,3 Ground
J6,4 +12VDC
J6,5 Negative vehicle detect input
J6,6 Not used
J6,7 Outside speaker –
J6,8 Outside speaker +
J7 – Line In/Out, Lane 1
J7,1 Line out
J7,2 Ground
J7,3 Line in
J7,4 Ground
J7,5 Not used
J9 – Early Warning / Alert, Lane 1
J9,1 Early warning
J9,2 Ground
J9,3 Not used
J9,4 Ground
J9,5 Alert in
J10 – Vehicle Detector Board
Interface, Lane 1 (Primary)
J10,1 Negative vehicle detect signal
J10,2 +12V Vehicle detector power
J10,3 Ground
J10,4 Not used
J10,5 Not used
J11 – Ceiling Speaker In/Out, Lane 2
J11,1 Ground
J11,2 /A1 Talk
J11,3 Relay 2 Common
J11,4 Relay 2 Normally Open
J11,5 Relay 2 Normally Closed
J11,6 Ceiling speaker +
J11,7 Ceiling speaker –
J11,8 Ground
J13 – Interface w/ Switcher Board, Lane 2
J13,1 Microphone 1
J13,2 Microphone 2
J13,3 Ground
J13,4 +12VDC
J13,5 Not used
J13,6 Negative vehicle detect input
J13,7 Vehicle detector power (12V)
J13,8 Not used
J13,9 Outside speaker –
J13,10 Outside speaker +
J14 – Interface w/o Switcher Board, Lane 2
J14,1 Microphone 1
J14,2 Microphone 2
J14,3 Ground
J14,4 +12VDC
J14,5 Negative vehicle detect input
J14,6 Not used
J14,7 Outside speaker –
J14,8 Outside speaker +
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