![background image](http://html1.mh-extra.com/html/4-acoustic/sx-25000/sx-25000_operation-manual_3068454009.webp)
Page 9 of 24
SX-Series Operation Manual REV01 0820
G - AC Power Inlet
20A Neutrik Powercon® inlet for detachable connection.
I - Speaker Output Section
Neutrik Speakon® and Binding Post connector per channel
connect to loudspeakers.
H - Cooling Fan Outlet
Outlet for cooling air flow. Do not block or cover this outlet
J - DIP Switches
DIP switches for Mode and Sensitivity setup.
K - Analog Input Section
Balanced Analog Inputs and Loop-Through Outputs for each
channel. A 3-pin female XLR connector for each channel in-
put and two 3-pin male XLR output connectors are provided
(one per channel). The signal at these connectors is paralle-
led with the input signal for feeding the input signal to other
amplifiers.
A - Level and Signal Indicators
LEDs indicate signal presence and level as follows:
-20dB green = -20dB below rated output
-10dB green = -10dB below rated output
- 7dB green = -7dB below rated output
- 3dB green = -3dB below rated output
- 1dB green = -1dB below rated output
0dB yellow = rated output
+1dB yellow = 1dB over rated output
+2dB yellow = 2dB over rated output
Clip red
= clipped signal detected at Input or Output
B - Protect Mode
Indicator Illuminates when the amplifier output has stopped
operating.
C - Power CH 1/2
Indicator Illuminates when power supply is activated for
channel 1/2.
D - Cooling Vent Grille
Provides cooling air flow ventilation from front to back. Do
not block or cover these vents.
E - Gain Control
Output level control for each channel.
F - Power Switch
Power LED´s Illuminate when the amplifier is connected to
the mains power supply and switched on.
7.) CONTROLS AND INDICATORS
7.1) SX-25000 Front Panel
CH A
CH B
POWER
PROTECT
ON
OFF
D
A
C
E
D
F
B C
B
ON
1 2
9 10
MAINS IN
OUT A+B
OUT B
OUT B
B=1 1
+ -
/
B=2 2
+ -
/
A=1 1
+ -
/
OUT A
PIN1=GND (Ground) / PIN2=SIG+(HOT) / PIN3=SIG- (Cold)
Serial Number:
CH-A LINK
CH-A IN
CH-B LINK
CH-B IN
MODE
SENSITIVITY
STEREO
10
9
CHA
CHA
CHB
CHB
ON ON
2
1
ON ON
2
1
ON ON
2
1
ON ON
2
1
ON ON
2,0V 1,4V 1,0V 0,775V
PARALLEL
I
G
J
K
H
H
H
7.2) SX-25000 Back Panel