Yamaha cr 800
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Extracted text from yamaha cr 800 (Ocr-read)
Page 1
YAMAHA Hi-Fi STEREO
SERVICE MANUAL
FM /AM STEREO RECEIVER
MODEL CR-800
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Page 2
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CONTENTS
CIRCUIT DESCRIPTION
SPECIFICATIONS .........
EXTERNAL VIEW
FRONT PANEL ...................................................
REAR PANEL (U.S..&CANADIAN MODELS)
REAR PANEL IEUROPEAN MODEL)
INTERNAL VIEW
PARTIAL DISASSEMBLY
CABINET REMOVAL .
FRONT PANEL REMOVAL .
DROPPING THE SUB CHASSIS UNIT..
DROPPING THE REAR PANEL UNIT
TUNER CIRCUIT BOARD REMOVAL.
AM TUNER CIRCUIT BOARD REMOVAL.
MAIN AMP CIRCUIT BOARD REMOVAL .
PRE AMP CIRCUIT BOARD REMOVAL
FUNCTION CIRCUIT BOARD REMOVAL .
POWER CIRCUIT BOARD e. E0 CIRCUIT BOARD REMOVAL.
POWER SWITCH REMOVAL .................
TUNING.SIGNAL METER REMOVAL
DIAL MECHANISM .................................................................................................................................................................
MEASUREMENT AND ADJUSTMENT
TUNER CIRCUIT ........................................................................................................................................................ ,1
MAIN AMP CIRCUIT .................................................................................................................................................. 17
PRINTED CIRCUIT BOARD
TUNER CIRCUIT BOARD ........................................................................................................................................ 18
AM TUNER CIRCUIT BOARD
EOT AMP CIRCUIT BOARD
8? PIN JACK CIRCUIT BOARD
FUNCTION CIRCUIT BOARD
85 PIN JACK CIRCUIT BOARD
MAIN AMP CIRCUIT BOARD
COUPLER CIRCUIT BOARD .
PRE AMP CIRCUIT BOARD
POWER CIRCUIT BOARD
LIGHT EMITTING DIODE CIRCUIT BOARD ..........................................
DIN CONNECTOR CIRCUIT BOARD IEUROPEAN MODELS ONLY) .
OVERALL SCHEMATIC DIAGRAM
BLOCK DIAGRAM
PARTIAL CHANGES MADE ACCORDING TO DESTINATION.
PARTS LIST
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