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Yamaha PSR-S750 User Manual

Yamaha PSR-S750
139 pages
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HAMAMATSU, JAPAN
PK
001876
SERVICE MANUAL
Copyright (c) Yamaha Corporation. All rights reserved. PDF ’12.08
SPECIFICATIONS .......................................................3
PANEL LAYOUT ..........................................................5
CIRCUIT BOARD LAYOUT & WIRING ........................8
DISASSEMBLY PROCEDURE ..................................12
LSI PIN DESCRIPTION .............................................22
CIRCUIT BOARDS ....................................................39
PSR-S750 TEST PROGRAM ....................................56
PSR-S950 TEST PROGRAM ....................................63
PSR-S750 SYSTEM BOOTING FLOWCHART .........71
PSR-S950 SYSTEM BOOTING FLOWCHART .........73
PSR-S750 DM CIRCUIT BOARD CHECK METHOD
........75
PSR-S950 DM CIRCUIT BOARD CHECK METHOD
........76
DATA BACKUP
............................................................. 77
SYSTEM RESET
..........................................................78
PARTS LIST
BLOCK DIAGRAM
OVERALL CIRCUIT DIAGRAM
CONTENTS
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PSR-S750
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Yamaha PSR-S750 Specifications

General IconGeneral
Keyboard61 keys
Touch ResponseYes
Tone GeneratorAWM Stereo Sampling
Polyphony128
Accompaniment Styles325
Music FinderYes
One Touch Setting (OTS)4 for each Style
Song RecordingYes
Number of Songs5
Number of Tracks16
USB Audio RecorderYes
Amplifiers15W x 2
Speakers13 cm x 2 + 5 cm x 2
TypeArranger Workstation
ArpeggiatorYes
Featured VoicesLive! Voices, Sweet! Voices, Cool! Voices
CompatibilityXG, GS
EffectsReverb, Chorus, DSP, EQ
Featured StylesMega Voices
FingeringSingle Finger, Fingered, Multi Finger
Style ControlBREAK
Data CapacityApprox. 300 KB
PlaybackSMF, XF
RecordingSMF
Display320 x 240 dots, QVGA 5.7 inch LCD
External DrivesUSB Flash Memory
ConnectivityUSB to Device, USB to Host, AUX IN, LINE OUT
Power SupplyPA-300C or an equivalent recommended by Yamaha
Dimensions1002 x 148 x 437 mm

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