Maintenance; Specifications - Sharp MUSIC SYSTEM DK-A1 Operation Manual

Clearing all the memory (reset)
1 Press the ON/STAND-BY button to enter the power stand-by
mode or demonstration mode.
2 While pressing down the SNOOZE/DIMMER button and the
E SOUND button, press the POWER ON/STAND-BY button until
"CLEAR ALL" appears.
3 Can be operate on main unit only.
Caution:
This operation will erase all data stored in memory including clock,
alarm settings and tuner preset.
Before transporting the unit
Remove the iPod from the unit. Then, set the unit to the power stand-
by mode. Carrying the unit with iPod left docked might damage both
the unit and the iPod.

Maintenance

Cleaning the cabinet
Periodically wipe the cabinet with a soft cloth and a diluted soap
solution, then with a dry cloth.
Caution:
Do not use chemicals for cleaning (gasoline, paint thinner, etc.). It
may damage the cabinet finish.
Do not apply oil to the inside of the unit. It may cause malfunctions.

Specifications

As part of our policy of continuous improvement, SHARP reserves
the right to make design and specification changes for product
improvement without prior notice. The performance specification
figures indicated are nominal values of production units. There may
be some deviations from these values in individual units.
General
Power source AC 120 V, 60 Hz
Power 29 Watts
consumption
Output Front Speakers: 2 watts minimum RMS per
power channel into 12 ohms from 50 Hz to 20 KHz,
10% total harmonic distortion.
Subwoofer: 5 watts minimum RMS per chan-
nel into 8 ohms from 30 Hz to 250 Hz, 10%
total harmonic distortion.
Speaker 1-way type light-up speaker system
Front Speakers: 2-1/2" (6.5 cm) - 12 ohms -
Full Range
Subwoofer: 4" (10 cm) - 8 ohms - Woofer
Speaker maximum Front Speakers: 4W/Channel
input power Subwoofer: 10W/Channel
Speaker Front Speakers: 2W/Channel
rated Subwoofer: 5W/Channel
input power
Output Headphones: 16 - 50 ohms
terminals (recommended: 32 ohms)
Video output: 1Vp-p
Input Auxiliary (audio signal):
terminals 500 mV/47 k ohms
Dimensions Width: 15-3/4" (400 mm)
Height: 5-3/4" (145 mm)
Depth: 9-7/8" (251 mm)
Weight 9.5 lbs. (4.3 kg)
Tuner
Frequency range FM: 87.5 - 108.0 MHz
AM: 530 - 1,720 kHz
DK-A1
DK-A1BK
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