Схема и документация усилителя Other CASIO GZ-5

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Current Drain with 7.5 V DC: No Sound Output
Maximum Volume
with keys A2, B2, C3 and D3 pressedin Synth-Lead tone, Volume: Maximum
Speaker Output Level at 10 cm away from the speaker
with key C3 pressed in Synth-Lead toneVolume: Maximum
Minimum Operating Voltage:
SPECIFICATIONS
GENERAL(Internal Mode)
Number of Keys:
Polyphonic:
Preset Tones:
Piano, E. Piano, Vibraphone, Organ, E. Guitar, E. Bass, Strings,Brass, Flute, Synth-Lead
Volume control; 5 levels, Pitch bend switch, Modulation switch
Built-In Speaker:
6.5 cm dia. 0.5 W input rating: 1 pec.
A4=442 Hz (fixed)
MIDI Output, AC Adapter Jack (DV 7.5 V)
Power Source:
DC: 4 AA size dry batteries
Battery life: Approx. 6 hours (SUM-3/R6P)
AC: AC Adapter AD-1
Power Consumption:
0.7 W when operating by batteries1.0 W when operating by an AC adapter
Dimensions (HWD):
50 x 399 x 132 mm(1-15/16 x 15-11/16 x 5-3/16 inches)
0.64 kg (1.4 lbs) including batteries
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Circuit Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Schematic Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Exploded View . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13