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Yamaha PSR-E473 Service Manual

Yamaha PSR-E473
56 pages
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SERVICE MANUAL
PSR-E473
PK
001998
-A0
2022.01
© 2021 Yamaha Corporation.
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CONTENTS
SPECIFICATIONS................................................................................... 3
PANEL LAYOUT ..................................................................................... 5
DISASSEMBLY PROCEDURE ............................................................... 8
Disassembling the keyboard (time required: About 13 minutes)........... 14
BACKUP................................................................................................ 16
INITIALIZATION .................................................................................... 17
INSPECTIONS ...................................................................................... 18
APPENDIX ............................................................................................ 29
CIRCUIT BOARDS................................................................................ 31
BLOCK DIAGRAM
CIRCUIT BOARD LAYOUT WIRING
OVERALL CIRCUIT DIAGRAM
PARTS LIST

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Yamaha PSR-E473 Specifications

General IconGeneral
Bit rate16 bit
Product typeDigital synthesizer
Product colorBlack
Sound effectsChorus, Reverberation
Number of speakers2
Chorus effects quantity5
Keyboard number of keys61
Maximum polyphony (notes)64
Reverberation effects quantity12
Display typeLCD
Power source typeAC
Headphone outputs1
Weight and Dimensions IconWeight and Dimensions
Depth404 mm
Width992 mm
Height136 mm
Weight7000 g

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