Specifications - Casio CTK-401 Service Manual

GENERAL
Keyboard:
Tones:
Polyphony:
Auto accompaniment
Rhythm patterns:
Tempo:
Chords:
Rhythm controller:
Accomp volume:
Song bank
Tunes:
Controllers:
Musical dictionary
Name display:
Tempo:
Chord:
Fingering:
Song bank status:
Staff:
Keyboard:
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 (HWD):
Weight:
ELECTRICAL
Current drain with 9 V DC:
No sound output
Maximum volume
with 12 keys C4 to B4 pressed in Synth-Lead 1
Volume: 9 (Max.)
Phone output level (Vrms with 8 Ω load each channel):
with key A4 pressed in Synth-Lead 1
Speaker output level (Vrms with 4 Ω load each channel):
with key A4 pressed in Synth-Lead 1
Minimum operating voltage:

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)
100
PLAY/PAUSE, STOP, REW, FF, LEFT ON/OFF, RIGHT ON/OFF
TONE, RHYTHM, SONG BANK name/number
Tempo value, metronome, synchro standby, beat indicator
Chord name, Chord form
Fingering indcators, parts
PLAY, PAUSE, REW, FF, playing
Four octaves with sharp and flat indications
Four octaves
12 steps (–6 semitones to +5 semitones)
Variable (A4 = approximately 440 Hz ± 50 cents)
0 to 9 (10 steps)
Stereo standard jack
Output Impedance: 100 Ω
Output Voltage: 3.0 V (RMS) MAX
9 V DC
Dual power supply system
Six AA-size batteries
Approximately 2 hours (SUM-3/R6P)/6 hours (AM3/LR6)
AD-5
Turns power off approximately six minutes after last key operation. Enabled
under battery power only, can be disabled manually.
2.0 W + 2.0 W
9 V --- 7.0 W
988 × 332 × 124 mm (38-15/16 × 13-1/16 × 4-7/8 inches)
Approximately 3.5 kg (7.7 lbs) (without batteries)
— 1 —
100 mA ± 20 %
625 mA ± 20 %
67 mV ± 20 %
900 mV ± 20 %
5.7 V