QSC PLX 1104 - Manual - manualsarea.com

Page 2 - Important Safety Precautions & Explanation of Symbols; SERVICING TO QUALIFIED PERSONNEL.

2 Important Safety Precautions & Explanation of Symbols 1- Read these instructions.2- Keep these instructions.3- Heed all warnings.4- Follow all instructions.5- WARNING: To prevent fire or electric shock, do not expose this equipment to rain or moisture. Do not use this apparatus near water. 6- ...

Page 3 - Factory packed carton contains:; Front Panel

3 Introduction Thank you for purchasing this QSC power amplifier. Please read the following directions to obtain the best results. This manual covers all models of the PLX series. Illustrations show the PLX 1804 to be representative of the PLX 1104 and 1804 models, while the PLX 3602 illus-tration i...

Page 5 - Cooling; Do not block the front or rear air vents!; AC Mains Connection; sional clipping. Use this rating for most applications.

5 Cooling Air flows from the rack, into the back of the amplifier, and out the front. This keeps the rack cool. The fan automatically runs faster when the amp is working hard. Do not block the front or rear air vents! AC Mains Connection Connect AC power to the IEC socket on the back of the amplifie...

Page 6 - Use only one input when operating in parallel or bridge mode.; Select the type of loudspeaker being driven by each channel.; Input Configuration selector switch

6 Input Configuration Switch (PLX 1802/2502/3102/3602 models only) Select the input configuration by sliding the switch to the position which corresponds with the desired input configuration. •Bridge- upper position•Stereo- middle position•Parallel- lower position Stereo Mode: Each channel remains i...

Page 7 - Inputs; Input Pinouts; Connect to the plug as shown.

7 Inputs Each channel has a balanced XLR (female) and 1/4-inch TRS input. The XLR and TRS connectors for each channel are wired in parallel and can be used for “daisy chain-ing” an input signal to additional amplifiers. The input impedance is 20k ohm balanced or 10k ohm unbalanced. Both XLR and TRS ...

Page 8 - Outputs; Speakon Output Connectors; Connect each loudspeaker to its own chan-; Stereo and Parallel Mode:; Connect each loudspeaker to its own

8 Outputs The PLX 1104 and PLX 1804 models are equipped with Speakon output connectors for each channel. PLX 1802, PLX 2502, PLX 3102, and PLX 3602 models are equipped with Speakon and binding post output connectors. Wiring connections are shown on the back of the chassis. Carefully note the marking...

Page 9 - LED Indicators; Input Configuration

9 LED Indicators The LED indicators can be used to monitor system operation and identify common problems. POWER (PWR): BLUE Normal indication: •AC switch ON: LED will illuminate. If no indication: •Check AC power cord and AC outlet. •Confirm that AC switch is in ON position. CLIP: RED Normal indicat...

Page 11 - Protection Systems; the load on the amplifier.

11 Protection Systems Both amplifier platforms are fully protected against adverse conditions, but their behavior and user adjustments are different. PLX 1802/2502/3102/3602 models: •Clip Limiting may be switched on the rear panel to prevent severe overdrive. This protects speakers and somewhat redu...

Page 14 - Appendix A: Speakon Wiring Reference; Amplifier connection

14 Appendix A: Speakon Wiring Reference Amplifier connection To loudspeaker Two-wire, single-channel connection Four-wire, two-channel connection Bridge mode connection NOTE! Ensure proper polarity when connecting bridge mode output!

Page 16 - 联系; QSC Audio Products

QSC Audio Products, Inc. 1675 MacArthur Boulevard Costa Mesa, California 92626 USA ©2006 “QSC” and the QSC logo are registered with the U.S. Patent and Trademark Office. How to Contact QSC Audio Products Cómo comunicarse con QSC Audio Products Comment prendre contact avec QSC Audio Products Kontakti...

QSC PLX 1104 - Manual

Table of Contents:

Summary

Other QSC Models