Yamaha DX7 DX9 service manual

DX7 Service Manual

DIGITAL PROGRAMMABLE ALGORITHM SYNTHESIZER DX7/9 SERVICE MANUAL ■ CONTENTS( 目次) S P E C IF IC A T IO N S ............................................................................... 1 PA N EL LA Y O U T ............................................................................. 3 Placing Upright Keyboard DX7 (DX7鍵盤の立て方）............................. 5 DX7 BLOCK D IA G R A M ............................................................... 6 DX9 BLOCK D IA G R A M ............................................................... 8 DX7 C IRCLM TD ESCm PTIO N ( 回路説明）........................................ 10 EG S......................................................................................................13 O PS......................................................................................................16 しS I DATA T A B L E .............................................................................21 DX7 DM C IRC U IT BO ARD & W IR IN G ......................................... 22 DX9 DM C IR C U IT BOARD & W IR IN G ......................................... 25 DX7 PN C IRC U IT BOARD & W IR IN G ......................................... 28 DX9 PN C IRC U IT B O…