CHAPTER

13 Specifications

General

Sensor System

Key Sensors

Noncontact optical fiber/grayscale shutter sensing system for 88 keys (senses

 

 

the key position, keying velocity, and key releasing velocity)

 

 

 

 

Hammer Sensors*

Noncontact optical fiber/grayscale shutter sensing system

 

* Equipped with the C3 grand

 

 

piano or higher specification

 

 

models only.

 

 

 

 

 

Pedal Sensors

Noncontact digital optical sensing system (senses the pedal position*)

 

 

* Continuous sensing for the damper and soft pedals, and on/off sensing for the

 

 

sostenuto pedal.

 

 

 

Drive System

Keys

DSP servo drive system (high-power servocontrolled solenoids with

 

 

supersensitive magnetic sensor*)

 

 

* The supersensitive magnetic sensor is only for the PRO Series.

 

 

 

 

Pedals

DSP servo drive system (servocontrolled solenoids)

Data Storage

Internal HDD

80 GB

 

 

 

 

File Format

Standard MIDI File (SMF) FORMAT 0/1, E-SEQ

Removable Media

Compact Disc

Yamaha PianoSoft·PlusAudio, audio CD (ISO 9600-compliant), Data CD

 

 

(ISO 9660 Level1-compliant)

 

 

 

 

Floppy Disk

3.5” 2DD (720 KB) or 2HD (1.44 MB) floppy disk

 

 

 

 

USB Flash Memory

Yamaha does not assure the operation of all the commercially available USB

 

 

flash memories. For a list of compatible products, please visit

 

 

www.yamaha.com/disklavier.

 

 

 

 

USB Hard Disk Drive

FAT32 format

Media Center

Drive

CD and floppy disk drive

 

 

 

 

Dimensions (W H D)

405 257 73 mm (16 10 1/8 2 7/8 in.)

 

 

 

 

Weight

3.3 kg (7.3 lb.)

Pocket Controller

Dimensions (W H D)

74 138 23 mm (2 15/16 5 7/16 15/16 in.)

 

 

 

 

Weight

210 g (7.4 oz.) (not incl. screen protector, wireless LAN card, incl.

 

 

rechargeable battery)

 

 

 

Monitor Speakers*

Rated Power Output

20W 2 with tone and volume controls

* Only for models

 

 

Drivers

16 cm (6 5/16 in.) woofer 2, 2.5 cm (1 in.) tweeter 2

supplied with the

 

 

Dimensions (W H D)

144 236 167 mm (5 11/16 9 5/16 6 5/8 in.)

Monitor speakers.

 

 

 

 

Weight

4.4 kg (9.7 lb.)

Record/Playback Mode

Standard mode (Mark IV Series), XP mode (PRO Series)

 

 

 

Pitch Control

 

Set at A=440 Hz, tunable ±50 cents in 1 cent increment

 

 

Silencing Mechanism

Motor-driven hammer shank stopper

 

 

 

Piano Voice and

Type

AWM2/Articulation Element Modeling (AEM)

Performance Tone

 

 

Polyphony

64 notes digital stereo sampling (90 MB wave memory, 16 bit linear)

 

 

 

(AWM2)/ 6 notes Articulation Element Modeling (AEM)

 

 

 

 

Normal Voices

Piano (digital stereo sampling) and other 42 voices

 

 

 

105

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Yamaha PRO/Mark IV manual Specifications, General, 105