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Mesa/Boogie Mark IV Amplifier manual

Models: Mark IV Amplifier

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MESA BOOGIE

MARK IV

Owner’s Manual

The Spirit of Art in Technology

1317 Ross Street Petaluma, CA 94954

USA

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Mesa/Boogie Mark IV Amplifier manual

Contents

Mark Hello from the Tone Farm Mark IV Table of Contents USE Common Sense and Always Observe These Precautions Markk Front Panel Pull Bright Rhythm 1 GainRhythm 1 Treble R1 + R2 Bass & R1 + R2 MIDR1 Master R1 PresenceRhythm 2 Gain & FAT Rhythm 2 Treble Setting the Lead Mode Lead GainR2 Presence R2 MasterLead Treble Lead GainLead Bass & Lead MID Lead DriveLead Presence & Lead Master Lead BrightGraphic EQ Graphic EQ Silent Recording Pull SwitchOutput Level StandbyInternal circuitry ReceptacleFuse EQ Rocker Switch Reverb & Reverb FootswitchSatellite Control EQ & Send Jack Due to cable length or impedance mismatchingTriode / Pentode Switch Recording OUT when feeding a p.a. boardEffects Loop Section Recording OUTHarmonics / MID Gain Switch SIMUL-CLASS / Class a SwitchPower Tube Substitution Speaker Jacks Power Tube SubstitutionSide while pulling gently downward Going Stereo External Switching JacksMark Mark IV Personal Settings Power Tube Substitution Tube Noise & Microphonics Diagnosing Power Tube FailuresTube Noise Diagnosing PRE-AMP Tube Problems Here’s a question we often hear Bias Adjustment Cheers Randall Smith Designer & President Front View Mark Mesa Boogie 707 778-6565 FAX no