Mesa/Boogie Rectifier RECT-O-VERB 50 - Troubleshooting Power Tubes; Diagnosing Power Tube Failures

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ECT-O-VERB SOLO 50
6L6
6L6
PARTIAL VIEW OF LARGE TRANSFORMER
12AX7
REAR OF CHASSIS
(HEAD VERSION)
NOTE: POWER TUBES ARE HOT ! BEFORE CHANGING TUBES TURN POWER SWITCH TO OFF AND LET COOL OR USE A RAG FOR PROTECTION.
TUBE TASK CHART
Description of Tube Functions
V1A= Input Stage V1B= 2nd Stage (Rhythm & Lead) V2A=3rdStage Rhythm V2B= 3rd Stage Lead V3A= 4th Stage Lead V3B= 5th Stage Lead
V4A= FX Send V4B=FX Return V5=A V5=B
Phase Inverter
V5
V4
V3
V2
V1
A B
A B
A B
A B
A B