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MODULATION DELAYUDStompSERVICE MANUAL零YAMAHAUD-Stomp二8TAP TEMPO■CONTENTSSPECIFICATIONS3PANEL LAYOUTCIRCUIT BOARD LAYOUT6WIRING.....BLOCK DIAGRAM.....8DISASSEMBLY PROCEDURE10LSIPIN DESCRIPTION..............13IC BLOCK DIAGRAM…16CIRCUIT BOARDS18TEST PROGRAM26ERROR MESSAGES28MIDI IMPLEMENTATION CHART2PARTS LISTThis document is prnted on chlorne fee (ECF)paper with soy inkOVERALL CIRCUIT DIAGRAMYAMAHAGA011631HAMAMATSU,JAPAN1.338K-476 FTPrinted in Japan 2002.3