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Reason For Supplement: Introduction of a limited production special artist version of the EVH 5150III 100W Head. It is hand modified to the version Eddie Van Halen is currently us- ing on tour with special blacked-out stealth cosmetics. This supplement contains a Parts List and Schematic for the new circuitry.
SERVICE NOTES Refer to the EVH 5150III 100W Head Service Manual along with this addendum for servicing of the EVH 5150 III 100S Head. This addendum details the differences between the standard 100W Head and the Special Edition 100S Head.
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Main PCB Changes The following changes to the 100W MAIN PCB create the PCB ASSY MAIN EVH 100S (7700344000). Component changes - R34 – 100K 1/2W changed to 220K 1/2W R25 – 100K 1/4 W changed to 10K 1/4W R26, R56 and C13 –...
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REFERENCE DESIGNATION 0099654000 *PANEL FRONT EVH 5150 III 100S 7700344000 *PCB ASSY EVH 5150III 100S MAIN 7700345000 *PCB ASSY EVH 5150III 100S PWR SPLY MATCHED QUAD (See Note First Page) TUBE 6L6 WING C QUARTET MATCHED 7701158000 KNOB POINT 1/4 SHAFT EVH 100S...
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Service Diagram List SERVICE DIAGRAM (Schematic)…………………..MAIN EVH100S - 7700254000 SERVICE DIAGRAM (Schematic)……POWER SUPPLY EVH100S - 7700253000...
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