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References, Maintenance, N cleaning the tape-handling parts – Sharp CD-MPX850 User Manual

Page 41: Graphic, Table, Table body, Table row, Playback head, Erase head, Capstan

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03/12/17

CD-MPX850 02-42.fm

41

CD-MPX850

References

Maintenance

Cleaning the tape-handling parts

Dirty heads, capstans or pinch rollers can cause poor sound and
tape jams. Clean these parts with a cotton swab moistened with
commercial head/pinch roller cleaner or isopropyl alcohol.
When cleaning the heads, pinch rollers, etc., unplug the unit which
contains high voltages.

After long use, the deck's heads and capstans may become
magnetized, causing poor sound. Demagnetize these parts once
every 30 hours of playing/recording time by using a commercial
tape head demagnetizer. Read the demagnetizer's instructions
carefully before use.

Cleaning the CD pickup lens

In order to ensure proper operation of the CD player, preventative
maintenance (cleaning of the laser pickup lens) should be performed
periodically. Lens cleaners are commercially available. Contact your
local CD software dealer for options.

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

Amplifier

Playback head

Erase head

Capstan

Recording/Playback head

Pinch roller

TAPE 1

TAPE 2

A

C

B

C

D

E

B

Power source

AC 120 V, 60 Hz

Power consumption 105 W

Dimensions

Width: 10-1/4" (260 mm)
Height: 13" (330 mm)
Depth: 12-7/8" (323 mm)

Weight

16.5 lbs. (7.5 kg)

Output power

115 watts minimum RMS per channel into 6
ohms from 100Hz to 20 KHz, 10% total
harmonic distortion.

Output terminals

Front Speakers: 6 ohms

Headphones: 16 - 50 ohms
(recommended: 32 ohms)

Video output: 1Vp-p

Input terminals

Game/ Auxiliary (audio signal):
500 mV/ 47 k ohms

Game/Video: 1Vp-p