雅马哈Yamaha-KA-30-Keyboard-Amp-Service-Manual维修服务手册说明书含电器原理图

1KA30KEYBOARD AMPLIFIERKA-30SERVICE MANUALYAMAHA■CONTENTSSPECIFICATIONS,··,,···········BLOCK DIAGRAM,····…PANEL LAYOUT.,,,······3OVERALL CIRCUIT DIAGRAM········4CIRCUIT BOARDS·············PARTS LISTKA-30SINCE 1887001279YAMAHANIPPON GAKKI CO.,LTD.HAMAMATSU JAPAN1.95K-231 Printed in Japan 86.9