QSC PLD Series - User Manual

1
PLD Amplifier
Quick Start Guide
EXPLANATION OF TERMS AND SYMBOLS
The term “WARNING!” indicates instructions regarding personal safety. If the instructions are not followed the result may be bodily injury or death.
The term “CAUTION!” indicates instructions regarding possible damage to physical equipment. If these instructions are not followed, it may result in
damage to the equipment that may not be covered under the warranty.
The term “IMPORTANT!” indicates instructions or information that are vital to the successful completion of the procedure.
The term "NOTE" is used to indicate additional useful information.
The intent of the lightning fl ash with arrowhead symbol in a triangle is to alert the user to the presence of un-insulated "dangerous"
voltage within the product's enclosure that may be of suffi cient magnitude to constitute a risk of electric shock to humans.
The intent of the exclamation point within an equilateral triangle is to alert the user to the presence of important safety, and operating
and maintenance instructions in this manual.
NOTE: This Quick Start Guide is based on the basic confi guration as the amplifi er comes from the factory. Four separate inputs, and
four separate outputs. For detailed instructions for custom confi gurations refer to the PLD User Guide (TD-000368).
Rack-Mount the Amplifi er
1. Secure the amplifi er in the rack with eight screws (not supplied), four in front,
four in back.
— Figure 1 —
TD-000351-00-B
*TD-000351-00*

Summary

Explanation of Terms and Symbols

Safety and Cautionary Terms

Explains cautionary terms like WARNING, CAUTION, IMPORTANT, and NOTE.

Safety Symbols

Explains safety symbols indicating electrical shock and important instructions.

Rack-Mount the Amplifier

Securing the Amplifier

Instructions for securing the amplifier in a rack with screws.

Connections

Amplifier Inputs

Details on connecting audio line-level sources and power to the amplifier.

Amplifier Outputs

Explains connecting loudspeakers to NL4 connectors for separate and bi-amp configurations.

Output Configurations

Bridged and Separate Channels

Instructions for bridged (A+B) and separate (C+D) channel connections.

Parallel Channel Connections

Instructions for connecting multiple or single loudspeakers in parallel.

Amplifier Control

Operating Modes

Front Panel Controls

Presets

Preset Creation Methods

Using the Preset Wizard

Step 1: Adjust Impedance and Power

Step 2: Select Output Channel for Speaker Assignment

Step 3: Select Speaker Type for Channel

Step 4: Save Wizard Preset

Saving Presets

Overwrite Preset

Save New User Preset

Recalling Presets

Preset Recall Procedure

QSC PLD Series Specifications

General

Channels	4
Amplifier Class	Class D
Power Requirements	100-240 VAC, 50-60 Hz
Frequency Response	20 Hz - 20 kHz
Total Harmonic Distortion	< 0.05%
Input Connectors	XLR
Output Connectors	Speakon NL4
DSP	Yes
Software	Q-SYS Designer
Input Impedance	20k ohms balanced
Cooling	Variable-speed fan
Protection	Thermal, over-current, short-circuit
Dimensions	483 mm
Damping Factor	>500