雅马哈Yamaha-P1150_1250_2150_2250-pwrampSERVICE-MANUAL维修手册电器原理图

Scan Revision2007Dec15POWER AMPLIFIERSP1150/P1250/P2150/P2250SERVICE MANUALYAMAHA●P1250YAMAHA●P2250■CONTENTSIMPORTANT NOTICE....,.···.·.·1BLOCK DIAGRAM….11SPECIFICATIONS.....................1~4DIMENSIONS……11PERFORMANCE GRAPHS5/6CIRCUIT BOARDS12~16PANEL LAYOUT.,·.···.7/8EXPL0DEDV1EW...,..,....,....17DISASSEMBLY PROCEDURES............9/10PARTS LIST,.,,,,,,,···,·,····18~24CHECK AND ADJUSTMENT.....··.·.·.10SCHEMATIC DIAGRAM.············25SINCE 1887YAMAHA006650NIPPON GAKKI CO.LTD.HAMAMATSU.JAPAN1.85K-845 Printed in Japan '85.4