Fisher CA 67 Service Manual

Page 2

CONTENTS

Spe ations ............................................................................. 3
Cabinet & Chassis Exploded View (1) .................................................... 4
Cabinet & Chassis Exploded View (2) .................................................... 5
Cabinet & Chassis Exploded View (3) .................................................... 6
Parts List ................................................................................... 7
Recommended Test Equipments ......................................................... 8
Harmonic Distortion Test ................................................................. 8
Power Amplifier Adjustment .............................................................. 9
Important Note ............................................................................. 9
Functional Block Diagram ................................................................ 9
Printed Circuit Board Parts List .............................................. 10,11,12,13
IC Equivalent Circuit & Block Diagram .................................................. 14

Phone Equalizer Amp IC NJM0720
Graphic Equalizer Amp lC LA64588
Meter Drive Amp IC |R2E29

Phono P.C.Board (Bottom View) ......................................................... 15
Graphic Equalizer P.C.Board (Bottom View) .................. 15
Volume P.C.Board (Bottom View) ............................. 16
Power Switch P.C.Board (Bottom View) ...................... 16
Speaker Terminal P.C.Board (Bottom View) . ......... 17
Power Meter P.C.Board (Bottom View) ................ 17
LED Indicator P.C.Board (Bottom View) .. 17
Main Amplifier P.C.Board (Bottom View) .. 18
Point To Point Wiring Diagram ........... ... 19,20
Schematic Diagram ............................. .. 21,22

Semiconductor Lead Identification ..................................................... 23