Connections; Input Connections - Toa P-2240L Operating Instructions Manual

1. Power Switch
Press to turn ON the power.
Press again to turn the power OFF.
Unplug AC Power Cord or disconnect DC Terminal to
get complete OFF the power.
2. Power Indicator
Lights green when power is switched ON.
3. Signal Indicator
Lights green when power is switched ON, and
indicates an output signal.
4. Peak Indicator
Lights red to indicate the output signal reaches the
peak level, this indicates that sound is distorted. In
such a case, adjust the master volume control to
reduce output level.
5. Master Volume Control
Adjusts the overall signal level.
6. Treble Control
Adjusts treble response. Rotate clockwise to increase
treble output, and counterclockwise to reduce it. The
center position provides flat characteristics.
7. Bass Control
Adjusts bass response. Rotate clockwise to increase
bass output, and counterclockwise to reduce it. The
center position provides flat characteristics.
8. AC Power Cord
Connects to an AC power source.
9. Power Remote Switch
Connects to external switch. With the unit's power
switched OFF, shorting the Power Remote terminals
can remotely turn it. With ON, the power cannot be
remotely controlled.

6. CONNECTIONS

6.1. Inpu t Connections
• Connection with the mixer preamplifier having the balanced type output.
Because it is hard to be affected by the external noise, the connections of the balanced type please
adopt this connection manner as much as possible.
And also it recommends this connection when distance of the mixer preamplifier is separated from this
power amplifier more than 10m or, in the location where the
LOOP OUT
E C H
LINE IN
E C H
10. DC Terminal
Connects to a DC power supply of 24V.
11. Output Terminals
Connect to speakers. When connecting speakers, use
only one of the speaker output terminals, low or high
impedance.
12. Terminal Cover
To avoid electric shocks by high voltage from
output/input terminal, put back the terminal cover after
connecting cords.
13. Speaker Line Input
40dB, 10kΩ, unbalanced. Connects to 100V line
speaker output.
14. Speaker Line In Volume Control
Adjusts the signal level.
15. Line Input
0dB, 10kΩ, transformer balanced. Connects to Line
Out/Rec Out of Mixer Amplifier or Loop Out of other
P-2240 Power Amplifier.
16. Loop Output
0dB, 10kΩ, transformer balanced. Parallel connection
with Line Input. Connects to Line In of other P-2240
Power Amplifier.
17. Ground Terminal
Connect to ground (earth) avoid electric shock.
18. Master Volume Through Terminal
(H and S A version)
Connect to remote switch for emergency when master
volume minimum position signal through.
re is a lot of e
E C
6
lectric noise.
H
Mixer
Pre Amplifier