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a. Wiring Configuration
Either the 1/4" TRS (Tip-Ring-Sleeve) phone jack or the XLR servo connector can be wired in balanced and
unbalanced modes, which will be determined by the actual application status, Please wire your systems as
For 1/4" TRS jack
1/4"TRS jack
Unbalanced Input
1/4"TRS jack
Balanced Input
For XLR connector
XLR Balanced Input
the following examples:
4. INSTALLATION & CONNECTION :
4.1 Mains Connection
Do not insert the power cord into this unit until voltage has been correctly set. Do not plug the power cord
into the mains until the voltage has been correctly set.
Please ensure that the MACRO 830/1400/2400 Professional Stereo Amplifier is supplied with the correct
voltage before turning on this unit.
If you can't power up this unit while turning on the Mains Switch (1), please check the Breaker (6) on the
rear panel first, maybe it is pressed to reset. Otherwise, contact the technician or qualified personnel for
any service.
Caution: To reduce the risk of electric shock, do not perform any servicing other than contained in this
manual unless you are qualified to do so.
sound system. This is important to prevent damage to the unit itself as well as other consequent speaker
system.
The mains connection of the MACRO 830/1400/2400 Professional Stereo Amplifier is made by using the
enclosed power cord and a standard IEC receptacle, and it meets all of the international safety certification
requirements.
4.2 Rack Mounting
The most secure mounting is on a universal rack shelf available from various rack manufactures or your
music dealer. The MACRO 830/1400/2400 Professional Stereo Amplifier fits into one standard 19" rack unit
of space.
Be sure that there is enough air space around the unit for sufficient ventilation. If heat release is inadequate,
this unit will retain heat inside, which may cause the protection, or even a fire.
4.3 Audio onnectionC
The presents with balanced XLR connectorsLTO MACRO 830/1400/2400 Professional High Power Amplifier
and 1/4" TRS phone jack and it can be interfaced by several ways to support a variety of applications
without any signal loss.
Please turn off this unit before any installation and connection, esp .when you connect your unit into the
This LF30Hz Filter is used to prevent this happening ,and add an appropriate low-pass filter in the input circuit
13.Fan
This fan releases the heating from the unit by accelerating the air circulation (air flow from front to back),
and its speed is continuously variable.
XLR Unbalanced Input
speaker systems by over loading or overheating .
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