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ARC-15 Parts Layout
CN1
CN2
1
1
Mic 1
Ch 5 Start logic
2
+12VDC
2
nc
3
Mic 2
3
Ch 4 Start Logic
4
-12VDC
4
nc
5
Ground (audio)
5
Ch 3 Start logic
6
6
nc
Ground (audio)
7
+48VDC
7
Ch 2 Start logic
8
+48VDC
8
nc
9
9
Ground (shield)
Ch 2 Cue Logic for TB to CR
10
Ground (shield
10
nc
CN4
CN5
1
nc
1
nc
2
nc
2
nc
3
nc
3
nc
4
nc
4
nc
5
+5VDC
5
+5VDC
6
+5VDC
6
+5VDC
7
Ground
7
+14VDC
8
Gorund
8
+12VDC
9
-5VDC
9
Gorund
10
-5VDC
10
Ground
(5 channel expansion board)
Note
All unmarked ICs
are NE5532 op amps
CN3
1
+12VDC
2
Gorund (audio)
3
Ground (audio)
4
Ground (audio)
5
CH1 L
6
nc
7
Ch 2 L
8
Ch 1R
9
Autocue
10
Ch 2R
CN6
1
nc
2
Mute logic
3
CR Mic to Hybrid talkback
4
Ground
5
CR MicTakback to Studio
6
Cue
7
Aud L bus
8
Aud R bus
9
Pgm L bus
10
Pgm R bus
Stereo Line Channel Inputs
CH 7
CH 6
CH 5
CH 4
CH 3
In
In
In
In
In
Stereo Line Channel Input Preamps
CH 7
CH 6
CH 5
CH 4
CH 3
In
In
In
In
In
CN1
none
mic jumper position
line jumper position
CH 6 select CH 5 select
CN2
CH 5
P-A-Q Lgc
(CD4049)
CN3
CN4
CH 5
fader
makeup
gain
Add jumper
amp
to mute the
CH 5
CH 4
channel
Mute
Mute
CN5
CH 5
On Lgc
(CD4049)
CN6
CH 4 FET Sw
CH 5 FET Sw
P-A-Q
P-A-Q
(CD4053)
(CD4053)
Mono Mic Channel Inputs
CH 2
Mic 3
Mic 2
In
In
In
CH 2
In
Mic 3 amp
Mic 2 amp
(SSM2019)
(SSM2019)
none
mic jumper position
line jumper position
CH 3 select
CH 2 select
CH 4
CH 3
CH 2
P-A-Q Lgc
P-A-Q Lgc
P-A-Q Lgc
(CD4049)
(CD4049)
(CD4049)
CH 2
CH 4
CH 3
fader
fader
fader
makeup
makeup
makeup
gain
gain
gain
amp
amp
amp
CH 3
CH 2
Mute
Mute
CH 4
CH 3
CH 2
On Lgc
On Lgc
On Lgc
(CD4049)
(CD4049)
(CD4049)
CH 3 FET Sw
CH 2 FET Sw
CH 1 FET Sw
P-A-Q
P-A-Q
P-A-Q
(CD4053)
(CD4053)
(CD4053)
1.19
Mic 1
In
Mic 1 amp
(SSM2019)
CH 1
P-A-Q Lgc
(CD4049)
CH 1
fader
makeup
gain
amp
CH 1
On Lgc
(CD4049)
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