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5. DESCRIPTION OF THE DEVICE
5.1 Features
4-channel PA-amplifier
• 4 x 600 W/4 Ohm
• Ideal for multi-zone applications
• 4 gain-controls on the front panel
• Electronically balanced inputs via XLR-female sockets
• Speaker connection via screw connectors
• Adjustable low pass filter for 2 channels
• Adjustable high pass filter for 2 channels
• Bridged-switch for bridging
• Complete protection set against overheat, overload, short-circuit, VHF signals, DC, softstart
• Thermal stability via two fans
• Highly efficient rear-to-front air routing
• Operation mode visible via LEDs for Protect, Clip, Signal and Bridge for each channel
• Very rugged housing
• 19" dimensions
5.2 Overview
(1) AIR OUTLET OPENINGS
(2) PROTECT-LED
This LED lights up after switching the device on as long as the speakers are not connected with the
amplifier. If this LED lights up during the operation, one of the protection circuits is active. Please take
the amplifier out of operation and check it.
(3) CLIP-LED
This LED flashes when the output signal starts distorting.
(4) SIGNAL-LED
This LED lights up as long as a signal is present at the input.
(5) LEVEL CONTROL
Adjusts the level of each of the channels.
(6) BRIDGE-LED
Lights up when the channel pair is in bridged mode.
(7) POWER ON/OFF
Set this switch to ON, to turn on the amplifier. Set it to OFF, to turn the amplifier off.
The power indicator lights up when the amplifier is powered on.
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00030074.DOC, Version 1_0
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