Yamaha M508 Service Manual

SERVICE MANUAL
« FRONT PANEL
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@ YAMAHA
PROFESSIONAL SERIES
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BOE =
a REAR PANEL
HCONTENTS
SPECIFICATIONS ..........202 000s
HOW TO OPEN FRONT PANEL.........
HOW TO REMOVE METER SUB-ASS'Y ...
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M512... ee
US & CANADIAN MODELS:
ECHO SUB IN AND HEADPHONE. PRE AMP
CIRCUITS 6 eet cee ede en ene 9
LINE AMPCIRCUIT -.....-.6..006-5 10
METERCIRCUIT .......... 00 e eee 10
POWER SUPPLY AND HEADPHONE
MAIN AMP CIRCUITS ............--6. 11
WIRING 0... 0. eee ce eee ee ee 12
PARTS LIST
NIPPON GAKKI CO., LTD. HAMAMATSU, JAPAN
'80 Jul. 2.5K Printed in Japan Fi ®