Casio ctk 220l service manual

Page 2

Ñ 1 Ñ SPECIFICATIONS GENERAL Number of keys: 49 Polyphonic: 12-note Preset tones: 100 Transpose: F# ~ C ~ F: half-note Auto-rhythms: 25, Tempo: Adjustable, 216 steps (40 ~ 255), initial value: 120 Accompaniment: CASIO Chord, Fingered, Fill-in pattern, Synchro start Song bank: 20-tune Digital volume control: 10 steps (0 ~ 9), initial value: 7 Tuning control: 440 Hz ± 50 cents Built-in speakers: 10 cm dia. ´ 1 (Output: 2 W) Terminals: Headphone Jack, Stereo mini Jack [Output impedance: 70 q, Output voltage: 3.6 V (rms) MAX] Auto power off: Approximately 6 minutes after the last operation Power source: 2-way AC or DC source AC: Required optional AD-5 AC adaptor DC: 6 AA size batteries Power consumption: 7.7 W Dimensions (HWD): 85 ´ 771 ´ 324 mm (3-3/8 ´ 30-3/8 ´ 12-3/4 inches) Weight: 3.4 kg (7.5 lbs) excluding batteries ELECTRICAL Current drain with 9 V DC: No sound output 160 mA ± 20 % Maximum volume 840 mA ± 20 % with white keys C1 to G2 pressed in Synth-Lead 1 Volume: Maximum Phone output level (Vrms with 8 ohm load): with key C2 pressed in Synth-Lead 1 98 mV ± 20 % Speaker output level (Vrms with 4 ohm load): with key F4 pressed in Synth-Lead 1 2000 mV ± 20 % Minimum operating voltage: 6.3 V