Sharp CD-MPS440W, Руководство по обслуживанию

Страница: 3 / 84

CD-MPS440W
1 – 2
[2] SAFETY PRECAUTION FOR SERVICE MANUAL
Precaution to be taken when replacing and servicing the Laser Pickup.
The AEL (Accessible Emission Level) of Laser Power Output for this model is specified to be lower than Class 1 Requirements. However, the follow-
ing precautions must be observed during servicing to protect your eyes against exposure to the Laser beam.
1) When the cabinet has been removed, the power is turned on without a compact disc, and the Pickup is on a position outer than the lead-in posi-
tion, the Laser will light for several seconds to detect a disc. Do not look into the Pickup Lens.
2) The Laser Power Output of the Pickup inside the unit and replacement service parts have already been adjusted prior to shipping.
3) No adjustment to the Laser Power should be attempted when replacing or servicing the Pickup.
4) Under no circumstances look directly into the Pickup Lens at any time.
5) CAUTION - Use of controls or adjustments, or performance of procedures other than those specified herein may result in hazardous radiation
exposure.
[3] VOLTAGE SELECTION
Before operating the unit on mains, check the preset voltage. If the voltage is different from your local voltage, adjust the voltage as follows.
Turn the selector with a screwdriver until the appropriate voltage number appears in the window (110V,127V,220V or 230V - 240V AC).
[4] SPECIFICATIONS
General
Amplifier
CD player
Tuner
Cassette deck
Speaker
Power source AC 110/127/220/230-240 V, 50/60 Hz
Power
consumption 151 W
Dimensions Width: 270 mm (10-5/8")
Height: 305 mm (12")
Depth: 342 mm (13-1/2")
Weight 7.2 kg (15.9 lbs.)
Output power RMS: 150 W (75 W + 75 W) (10 % T.H.D.)
Output terminals Speakers: 6 ohms
Headphones: 16 - 50 ohms
(recommended: 32 ohms)
Input terminals Video/Auxiliary (audio signal):
500 mV/47 k ohms
Type 3-disc multi-play compact disc player
Signal readout Non-contact, 3-beam semiconductor laser
pickup
D/A converter 1-bit D/A converter
Frequency
response 20 -20,000 Hz
Dynamic range 90 dB (1 kHz)
Frequency range FM: 87.5 - 108.0 MHz
AM: 530 - 1,720 kHz
Frequency
response 125 - 8,000 Hz (normal tape)
Signal/noise ratio 50 dB (TAPE 1, playback)
50 dB (TAPE 2, recording/playback)
Wow and flutter 0.3 % (WRMS)
Type Twin-drive speaker system
10 cm (4") full-range speaker 2
Maximum input
power 150 W
Rated input power 75 W
Impedance 6 ohms
Dimensions Width: 200 mm (7-7/8")
Height: 305 mm (12")
Depth: 220 mm (8-11/16")
Weight 3.5 kg (7.7 lbs.)/each
Specifications for this model are subject to change without prior
notice.