雅马哈Yamaha-DDL3–D1030-Delay-Service-Manual维修服务手册说明书含电器原理图

DIGITAL DELAY LINEDDL3/D1030SERVICE ADDITIONAL MANUALTHE DDL3 MODEL NAME CHANGEThe model name DDL3 has been changed to D1030.Another company has a similar product with the same name,constituting the name change.YAMAHAHAMAMATSU,JAPAN