QSC Audio GX5 500 Manuel D’Utilisation

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EN
The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance  
(servicing) instructions in this manual.
The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of uninsulated
“dangerous” voltage within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock
to humans.
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT REMOVE THE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER
SERVICING TO QUALIFIED PERSONNEL.
WARNING: To prevent fire or electric shock, do not expose this equipment to rain or moisture.
WELCOME
Thank you for purchasing a QSC Audio amplifier. The GX Series 
is the latest in a long line of hard-working, low cost amplifiers, 
designed to produce the best possible results for a wide 
range of users. In most cases, you can plug and play with no 
surprises, but for best results, we recommend you review the 
enclosed user guide.
UNPACKING
Confirm that the amplifier has no visible shipping damage. 
Confirm that amplifier has the correct AC cord and voltage 
rating for your region (See rear panel, Serial Number plate). 
It is best to keep the carton in case the amplifier needs to be 
returned, at least until it has been tested.
SUPPORT AND SERVICE
QSC Audio Products maintains a world-wide network of 
distributors and service centers. These local agencies will be 
able to answer your questions and take care of any problems.
QSC WEBSITE
Our website, www.qscaudio.com, is factory-maintained and 
supported in multiple languages. Visit frequently for new 
announcements, typical questions, and other user information.
IMPORTANT SAFETY PRECAUTIONS
QSC products are designed for safe operation, and have been 
certified by recognized product safety agencies to meet all 
normal standards for this type of product. However, dangerous 
voltages and power levels exist within the covers of this 
amplifier. The user is requested to study the precautions in 
this manual. If the product has been dropped, dented, soaked, 
or appears to have loose parts inside, the risk of shock is 
increased. Unplug the AC cord, and take the product to qualified 
service personnel for inspection and repairs.
POWER RATINGS
Watts at 0.1% clipping, both channels driven
*NOTE: 2-ohm loading is not recommended for high power use.  
To avoid protective limiting, use only at low levels.
Model 
8 ohms 
4 ohms 
2 ohms*
GX3 
300 
425 
200
GX5 
500 
700 
350
FEATURES
Power levels matched to the most popular speakers used by 
entertainers.
Optimized for maximum real-world headroom into 4Ω and 8Ω 
speaker systems.
Inputs: XLR, 1/4” TRS and phono input connectors for 
compatibility with any source.
 Outputs: Speakon® combo accepts 1/4” (TS) plugs or 
Speakon 2-pole and 4-pole plugs (connects 2 poles only). 
Binding posts support all other speaker wiring systems.
 Minimum depth chassis (only 10.1” / 257 mm) fits in 
compact, inexpensive effects racks.
Light weight – less than 26 lbs (12.5 kg).
Detented gain controls for precise setting and matching of 
sensitivity.
GuardRail
 
 automatically protects the amplifier and 
loudspeakers from damage due to temperature rise or 
overdrive without shutting down the show. 
Front panel LEDs monitor Power, Signal and Clipping.
Subwoofer / Satellite crossover built-in.
GX POWER AMPLIFIER SERIES
Professional Power Amplifiers