QSC PLD4/2 User Manual

Also see for PLD4/2: Technical notes Application guide Quick start guide

Contents

QSC PLD4/2 User Manual Manual pdf 7 page image

7ENTD-000368-00-AAmplifier Control— Figure 3 —OUTPUTHOMEMASTERCONTROL-10-20LIMSELMUTEA1SELMUTEB2SELMUTEC3SELMUTED4CLIPSIGINPUTENTEREXITGAINOff Mode• Rear power switch is off, the amplifier is not operable. The powerswitch is the AC Mains disconnect.• The power button is not illuminated.• Turn the power switch to on. The amplifier enters the mode it was inwhen power was removed. The power button is illuminated based onthe mode.Run Mode• From Standby or Mute All modes, press and release the power buttonon the front panel.• The power button is illuminated blue.• The amplifier is fully operable; audio can pass.Standby Mode• From Mute All or Run modes, press and hold the power button onthe front panel for two to three seconds.• The power button illuminates solid red.• The front panel LCD is off.• The amplifier is not operable; audio will not pass.Mute All Mode• From the Run Mode, quickly press and release the power button.• The power button flashes red.• The outputs are muted and amplifiers are off.• The front panel and DSP functionality are fully operable. Any changesyou make are saved and take effect in the Run Mode.Master Control Knob• Scrolls up/down and right/left to select menu items and parameters• Adjusts parametersENTER Button• Navigates into the menu structure• Enters the edit mode for adjusting parameters• Confirms the changes you make and exits edit mode.EXIT Button• Navigates out of the menu structure and parameter selection.• In the edit mode, pressing EXIT reverts the value back to its priorstate, and exits the edit mode.HOME Button• If you are on the Home screen, pressing HOME displays the alternateHome screen. Pressing HOME again returns you to the primaryHome screen.• If you are on a navigation screen, pressing HOME takes you to thehome screen.• If you are on an edit screen, pressing HOME will confirm any valuebeing edited and take you to the Home screen.NAIN Button• Pressing the GAIN button from any screen takes you to the outputgain screen for the most recently accessed output channel.• Pressing GAIN again confirms the gain change and returns to thescreen you were on when you pressed GAIN.• The Gain button illuminates green when selected.SEL Buttons• Use these buttons to navigate between input channels or outputchannels. For example, if you are adjusting output gain on channel A,pressing the channel B SEL button takes you to the gain adjustmentfor channel B.• The SEL buttons are active only when the LCD screen is on an inputor output parameter adjustment screen.• The SEL buttons illuminate blue for output channels, and amber forinput channels.LIM LEDs• Illuminates red when the Limiter is engaged.-10 and -20 LEDs• Indicates the output level of the channel.CLIP LEDs• Illuminates red when the input signal is being clipped.SIN LEDs• Illuminates blue when a signal is present.ENTEREXITHOMEGAIN GAINSEL SELLIM-10 & -20CLIPSIG