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PSR-I425 Owner’s Manual 123
Specifications
Keyboards
• 61 standard-size keys (C1–C6), with Touch Response.
Display
• LCD display (backlit)
Setup
• STANDBY/ON
• MASTER VOLUME: MIN–MAX
Panel Controls
• SONG, VOICE, STYLE, EASY SONG ARRANGER,
PERFORMANCE ASSISTANT ON/OFF, ARPEGGIO ON/
OFF, LESSON L/R, LESSON START, METRONOME ON/
OFF, PORTABLE GRAND, DEMO, FUNCTION, MUSIC
DATABASE, TOUCH ON/OFF, HARMONY ON/OFF,
DUAL ON/OFF, SPLIT ON/OFF, TEMPO/TAP, [0]–[9], [+],
[-], CATEGORY, Dial, ASSIGN, (ACMP ON/OFF), A-B
REPEAT (SYNC STOP), PAUSE (SYNC START), START/
STOP, REW (INTRO/ENDING/rit.), FF (MAIN/AUTO
FILL), REGIST MEMORY ([●] (MEMORY/BANK), [1], [2]),
SONG MEMORY (REC, [1]–[5], [A])
Realtime Control
• Pitch Bend Wheel
• Nobs A, B
A: Cutoff, Reverb, Attack, Style Cutoff, Style Tempo
B: Resonance, Chorus, Release, Style Resonance
Voice
• 514 Voices (116 Panel Voices + 10 Indian Voices + 361
XGlite Voices + 12 Drum/SFX Kits +15 Arpeggio Voices)
• Polyphony: 32
• DUAL
• SPLIT
Style
• 162 Preset Styles + 1 User Style File
• Style Control: ACMP ON/OFF, SYNC STOP,
SYNC START, START/STOP,
INTRO/ENDING/rit., MAIN/AUTO FILL
• Fingering: Multi Finger
• Style Volume
Music Database
• 256
Education Feature
• Dictionary
• Lesson 1–3, Repeat & Learn
Registration Memory
•8 banks x 2 types
Function
• VOLUME: Style Volume, Song Volume
• OVERALL: Tuning, Transpose, Split Point, Touch Sensi-
tivity, Pitch Bend Range
• MAIN VOICE: Volume, Octave, Pan, Reverb Level,
Chorus Level, Attack Time, Release Time,
Filter Cutoff, Filter Resonance
• DUAL VOICE: Voice, Volume, Octave, Pan, Reverb Level,
Chorus Level, Attack Time, Release Time,
Filter Cutoff, Filter Resonance
• SPLIT VOICE: Voice, Volume, Octave, Pan, Reverb Level,
Chorus Level, Attack Time, Release Time,
Filter Cutoff, Filter Resonance
• EFFECT: Reverb Type, Chorus Type, Master EQ Type
• HARMONY: Harmony Type, Harmony Volume
• ARPEGGIO: Arpeggio Type, Arpeggio Velocity
• SFF Load: Style File Load
•
PC: PC Mode
•
MIDI: Local On/Off, External Clock, Initial Send,
Keyboard Out, Style Out, Song Out
• METRONOME: Time Signature Numerator, Time Signature
Denominator, Metronome Volume
• LESSON: Lesson Track (R), Lesson Track (L)
• UTILITY: Grade, Demo Cancel
Effects
• Reverb: 9 types
• Chorus: 4 types
• Harmony: 26 types
• Arpeggio: 62 types
Song
• 30 Preset Songs + 5 User Songs + Accessory CD-ROM
Songs (70)
• Song Clear, Track Clear
• Song Volume
• Song Control: , A-B REPEAT, PAUSE, REW, FF,
START/STOP
Performance assistant technology
Recording
• Song
User Song: 5 Songs
Recording Tracks: 1, 2, 3, 4, 5, STYLE
MIDI
• Local On/Off • Initial Send • External Clock
• Keyboard Out • Style Out • Song Out
Auxiliary jacks
• PHONES/OUTPUT, DC IN 12V, USB, SUSTAIN
Amplifier
• 2.5W + 2.5W
Speakers
• 12cm x 2 + 3cm x 2
Power Consumption
• 10W
Power Supply
• Adaptor: Yamaha PA-3C, or an equivalent
• Batteries:
Six “D” size, R20P (LR20) or equivalent batteries
Dimensions (W x D x H)
• 952 x 388 x 146 mm (37-1/2" x 15-1/4" x 5-3/4")
Weight
• 7.0kg (15 lbs. 7 oz.) (not including batteries)
Included Accessories
• Music Rest
• Accessory CD-ROM
• Owner’s Manual
* Specifications and descriptions in this owner’s manual are for
information purposes only. Yamaha Corp. reserves the right
to change or modify products or specifications at any time
without prior notice. Since specifications, equipment or op-
tions may not be the same in every locale, please check with
your Yamaha dealer.
Optional Accessories
• AC Power Adaptor: Yamaha PA-3C, or an equivalent
• Footswitch: FC4/FC5
• Keyboard Stand: L-2C/L-2L
• Headphones: HPE-150