Mark Levinson 433 owner manual The amplifier keeps powering off, If all else fails, Mark Levinson

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8. The amplifier keeps powering off.

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Mark Levinson

8. The amplifier keeps powering off.

A fault condition may be present at the input (e.g., a DC signal from the preamplifier) or the output (e.g., short- circuited loudspeaker wires). If this occurs:

a.Power the Nº433 off with the power button.

b.Disconnect the input signal and loudspeaker wires.

c.Wait five minutes.

d.Power the Nº433 on with the power button.

If the Nº433 powers on without entering standby or sleep mode, a fault condition is present at the input or the output. To isolate the problem:

a.Power the Nº433 off with the power button.

b.Reconnect the loudspeaker wires.

c.Wait five minutes.

d.Power the Nº433 on with the power button.

If the Nº433 powers on into standby or sleep mode, the fault condition is present at the input. If not, the fault condition is present at the output.

9. If all else fails...

Power cycle the Nº433 with the power button, waiting at least five minutes between powering the Nº433 off and on.

Contact an authorized Mark Levinson dealer.

Contact Mark Levinson Customer Service at www.marklevinson.com.

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Contents No433 Power Amplifier Important Safety Instructions Important Safety Instructions FCC Noticeoperate the equipment 2005 Harman Specialty Group. All rights reserved Table of Contents Unpacking Product RegistrationPlacement Installation ConsiderationsVentilation Mark Levinson Power Requirements Warm-up& Break-InPeriodOperating States 1. Off2. Sleep Mode 3. StandbySpecial Design Features Massive Power Supply Balanced DesignThese fault conditions include Extensive ProtectionMark Levinson Front Panel 1. Indicator LED3. Standby Button 2. Power ButtonMark Levinson 1. Rear Panel Handles Rear Panel2. Loudspeaker Binding Posts Outputs 3. Unbalanced Input Nº433 Power Amplifier 4. Balanced Input5. RS-232Communications Port 6. Communication Ports8. power save mode switch 7. trigger in and out connectorsMark Levinson Danger 9. ~ac mains connectorLinking Making Link ConnectionsConstructing Link Communication Cables Nº433 Power Amplifiercommunication port specifications for other tation for Link orCreating a Slave Chain Mark LevinsonComponent Requirements and ConnectionsNº433 Power Amplifier Power AmplifierTo create a slave chain that includes the Nº433 No40 Media ConsoleMark Levinson Link Controls Nº433 Power AmplifierPower Amplifier Note the followingTroubleshooting DangerNº433 Power Amplifier 9. If all else fails 8. The amplifier keeps powering offMark Levinson Care & Maintenance Nº433 Power AmplifierSpecifications Rated power output Frequency responseSignal to Noise ratio Input impedance Power consumption Mains voltageDeclaration of Conformity Application of Council DirectivesStandards to which Conformity is Declared ManufacturerDimensions standby powerMark Levinson 17.75 45.09 cmRack-Mounting Part No. 070-630694 Rev 1 09/05