Specifications - Casio CTK-2300 Service Manual

GENERAL
Keyboard:
Tones:
Polyphony:
Auto Accompaniment
Rhythm Patterns:
Tempo:
Chords:
Rhythm Controller:
Accomp Volume:
Song Bank
Tunes:
Controllers:
Display
Name display:
Tempo:
Chord:
Song Bank Status:
Other Functions
Transpose:
Tuning:
Volume:
Terminals
Phones/Output Terminal:
Power Supply Terminal:
Power Supply:
Batteries:
Battery Life:
AC Adaptor:
Auto Power Off:
Speaker Output:
Power Consumption:
Dimensions:
Weight:
ELECTRICAL
Current drain with 9 V DC:
No sound output
Maximum volume
with 12 keys C3 to G4 pressed in Synth-Lead 1
Volume: 9 (Max.)
Phone output level (Vrms with 32 Ω load each channel):
with key C5 pressed in Synth-Lead 1
Speaker output level (Vrms with 4 Ω load each channel):
with key E2 pressed in Synth-Lead 1
Output level (Vrms with 47 KΩ load each channel):
with key C5 pressed in Synth-Lead 1

SPECIFICATIONS

49 standard-size keys, 4 octaves
100
12 notes maximum (6 for certain tones)
100
Variable (236 steps, = 20 to 255)
2 fingering methods (CASIO CHORD, FINGERED)
START/STOP, SYNCHRO/FILL-IN
0 to 9 (10 steps)
50
PLAY/PAUSE, STOP, MELODY ON/OFF
TONE, RHYTHM, SONG BANK name/number, keyboard setting names/
values
Tempo value, metronome, synchro standby, beat indicator, volume set-
ting
Chord name
PLAY, PAUSE, MELODY ON/OFF
12 steps (–6 semitones to +5 semitones)
Variable (A4 = approximately 440Hz ±50 cents)
0 to 9 (10 steps)
Stereo standard jack (Output is monaural.)
Output Impedance: 78Ω
Output Voltage: 3V (RMS) MAX
9V DC
Dual power supply system
6 AA-size batteries
Approximately 6 hours continuous operation on alkaline batteries
Approximately 3 hours continuous operation on manganese batteries
AD-5
Turns power off approximately 6 minutes after last operation.
Enabled under battery power only, can be disabled manually.
ø 10cm × 2 (1.6W + 1.6W)
9V 6.5W
87.5 × 30.0 × 10.0 cm (34
Approximately 3.2 kg (7.1 lbs) (without batteries)
— 1 —
× 11 × 3
1 13 15
/ / / inch)
2 16 16
79 mA ± 20 %
426 mA ± 20 %
200 mV ± 20 %
640 mV ± 20 %
675 mV ± 20 %