Installation and operation, Audio pinout – FSR IT-AS411 Series User Manual
Page 6
6
INSTALLATION AND OPERATION
All models have rubber feet attached and can be placed on a desktop.
There is also a rack kit or surface mount kit available from FSR for
stationary mounting. See “accessories” in the specifi cation section for
FSR part numbers and ordering information.
11
AUDIO PINOUT
+
+
-
-
Left
Right
+
+
-
-
Left
Right
+
+
-
-
Left
Right
or
or
4 - 8 Ω
4 - 8 Ω
4 - 8 Ω
Stereo
Mono
Bridged Mono
4 - 8 Ω
Hi Lo Sh Hi Lo
Left
Right
Mono Unbalanced
Hi Lo Sh Hi Lo
Left
Right
Stereo Balanced
Hi Lo Sh Hi Lo
Left
Right
Stereo Unbalanced
Hi Lo Sh Hi Lo
Left
Right
Mono Balanced
or
or
or
H L S
+ -
S2 DIPSWITCH SET TO MONO
+ -
+ -
H L S H L S
L
R
L
R
or
4 - 8 Ω
4 - 8 Ω
70 V
70V Speakers
OUTPUTS
4x INPUTS
OUTPUTS
OPTIONAL SHIELD
CONNECTION MAY IMPROVE
NOISE PERFORMANCE
Vo
Mute
Rx
Tx
Rx
Tx
Right
Left
Audio Out
+
Sh
-
+
+
Sh
-
-
+
-
Sh
-
L
+
R
-
Sh
-
+
-
R
+
L
+
Voice In
Audio
1 2 3 4
Mic/Line
Mic Sensitivity
Phantom Power
Mono/St.
Function
SW
1
2
3
4
-
+
P
R
-60/-45
On/Off
Audio Output
'Voice In' Type
1
2
3
4
L
R
R
L
Program In
Loop Out
Serial In
Sh
+
Sh
-
+
-
Preamp Stereo
Options
Select
FSR
Down/Up
Power
+
24VDC
2.5A
-25S8
Model IT-AS411
-
+
-
+
Audio Out
Amplified Stereo
Bridgeable
25W/ch. RMS Max.
Right
Left
Vo
Power
Mute
-25M70
Model IT-AS411
1.25A
Rx
Tx
Rx
Tx
Right
Left
Audio Out
+
Sh
-
+
+
Sh
-
-
+
-
Sh
-
L
+
R
-
Sh
-
+
-
R
+
L
+
Voice In
Audio
1 2 3 4
Mic/Line
Mic Sensitivity
Phantom Power
Mono/St.
Function
SW
1
2
3
4
-
+
P
R
+
-60/-45
On/Off
Audio Output
'Voice In' Type
1
2
3
4
L
R
R
L
Program In
Loop Out
Serial In
-
+
-
+
70V
4-8 Ω
Audio Out
Amplified Mono
24VDC
0.5A
-25M70 Only
Sh
+
Sh
-
+
-
Preamp Stereo
Use only 1 output type
25W/ch. RMS Max.
Options
Select
FSR
Down/Up
Hi Lo Sh Hi Lo
Left
Right
Mono Unbalanced
Hi Lo Sh Hi Lo
Left
Right
Stereo Balanced
Hi Lo Sh Hi Lo
Left
Right
Stereo Unbalanced
Hi Lo Sh Hi Lo
Left
Right
Mono Balanced
or
or
or
H L S
+ -
S2 DIPSWITCH SET TO MONO
+ -
+ -
H L S H L S
L
R
L
R
OPTIONAL SHIELD
CONNECTION MAY IMPROVE
NOISE PERFORMANCE
4x INPUTS
NOTE: When in MONO mode, either left or right inputs and outputs can be
used.