Casio CELVIANO AP-270 Manual

Part I
Overview
1 Product Configuration as a MIDI Device
As a MIDI device, this Instrument consists of the System Section, Sound Generator Section, and Per-
formance Controller Section described below. Each of these sections can send and receive specific MIDI
Messages in accordance with its function.
1.1 System Section
The System Section manages the Instrument status.
1.2 Performance Controller Section
The Performance Controller Section performs generates performance messages in accordance with key-
board play and pedal operations, etc. Basically, generated performance messages are sent to external
destinations while also being transmitted to the Sound Generator Section. The channel number of the
sent channel message is in accordance with the Instrument’s part number.
1.3 Sound Generator Section
The Sound Generator Section mainly performs receive of performance information and sound source
setting information. It consists of a common part that does not depend on the channel and a musical
instrument part that is independent of each channel.
1.3.1 Sound Generator Common Block
The common blo ck consists of system effects, master control, etc. These can be controlled by general
universal system exclusive messages, or the Instrument’s system exclusive messages or all.
1.3.2 Instrument Part Block
The instrument part section consists of a total of 32 instrument parts. The settings of each part can be
changed using channel messages or Instrument’s system exclusive messages or all. The functions assigned
to each part are shown below. The MIDI send channel and MIDI receive channel can be changed using
the Instrument’s MIDI settings.
3

Casio CELVIANO AP-270 Specifications

General

Touch Response	3 sensitivity levels, Off
Tones	22 built-in tones
Pedals	3 pedals (damper, soft, sostenuto)
Speakers	12cm x 2
Amplifiers	8W + 8W
USB Port	Type B
Power Consumption	18W
Keyboard	88 keys, Tri-sensor Scaled Hammer Action Keyboard II
Sound Source	AiR Sound Source
Digital Effects	Reverb (4 types), Chorus (4 types), Brilliance, DSP
Songs	60 Music Library tunes, 10 User Songs
Recording	2 tracks, 1 song
Lesson Function	Part ON/OFF
Metronome	0 to 9 beats, tempo range: 20 to 255
Key Transpose	-12 to 0 to +12 semitones
Tuning Control	A4 = 415.5 to 440.0 to 465.9 Hz
Headphones	2
MIDI	Yes
Power Supply	AC adaptor: AD-A12150LW
Included Accessories	AC Adaptor, Music Stand
Polyphony	192 notes