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GUITAR PRE-AMPLIFIER WITH EFFECTS见写Stom4SERVICE MANUAL零YAMAHA011MASTERTREBLEIDC美EBASSPRESENCE三恐■CONTENTSSPECIFICATIONS03/4PANEL LAYOUTBLOCK DIAGRAMCIRCUIT BOARD LAYOUT4141410WIRING11DISASSEMBLY PROCEDURE12LSI PIN DESCRIPTION15IC BLOCK DIAGRAM18CIRCUIT BOARDS20TEST PROGRAM28色soERROR MESSAGES31MIDI IMPLEMENTATION CHART32This document is prnted on chlorne fee (ECF)paper with soy inkPARTS LISTOVERALL CIRCUIT DIAGRAMYAMAHAGA011537HAMAMATSU,JAPAN20001001-398001.57K-786 L.TPrinted in Japan 2000.09