SHARP MDMT20
Service Manual

POWER SOURCE RECORDING USING THE OPTICAL DIGITAL CABLE
This is the method used for digiadaptor, commercially alkaline batteries, and a separately available car adaptor There are cases where digital recording are stored on the original. Compared to reIn the following cases digital recording is Rechargeable battery power cables. sound. long period of disuse, be sure to charge it fully.
first time or when you want to use it after a

This unit can be used with the following power sources: a rechargeable battery, an AC

(AD-CA20X). tal signals from CDs or MDs exactly as they may be impossible.

cordings made from analogue inputs, digiimpossible, even if you are using digital When you attempt to make a new digital recording from a track that was digitally re-

When rechargeable battery is used for the tal recordings have extremely high-quality

1 1
Slide the battery cover far as it will go the outside and then lift to open it. MiniDiscs are designed so that only first

1 Open the battery cover. Connect the external equipment. corded on a MiniDisc.
Synchro recording: ing to polarity marked on the bottom Playback Digital cable Recording Close battery cover. perform following steps on the equipment connected to this unit. Plug adaptor into the AC socket, (1) First, put it in playback mode. and then insert plug on the AC adap(3) Finally, position it at the beginning player, etc. Press the CHARGE (VOLUME down) of the track you want to record. button of the main unit to begin chargthen press the REC button. After about 4 hours have passed,
MD player

2
3 4 5

If the battery cover is lifted without begeneration digital copies can be made. ing slid all the way out, it may break. Start recording. Further digital copies are prevented by

2

Insert rechargeable battery accordthe SCMS (Serial Copy Management

2

System). Before starting a synchro recording, of the unit.

tor lead into DC IN 5V socket. (2) Next, put it in the pause mode.

3

CD player, MD

ing. � � will appear, and the battery Digitally recorded MiniDisc (1) Insert a recordable MiniDisc, and will begin charging.

OPERATION MANUAL

�5�
connected to this unit. Playback Digital cable Recording To charge the battery fully, continue (1) Insert a recordable MiniDisc, and possible. CHARGE button is pressed, � � (2) Press the button. Notes: Notes: not necessary adjust the recordWhen this unit is connected to digital The battery will not be charged when the

� � will go out. (2) Press the ENTER/SYNC button. ing is about 90% compleate.

This indicates that the battery charg-

(3) Start playback on the equipment

54

charging for about 2 more hours. (In this case, you do not need to press Manual recording: Analogue recording is CHARGE button. Even if the

will not appear.) then press the REC button.

To DC IN 5V socket After charging has been completed, the This unit incorporates a sampling rate

AC adaptor may be left connected. When recording from digital inputs, i t converter. (For example, when charging at night)

50/60 pling frequency (32 kHz or 48 kHz), reHz

all the way in.

power to the main unit is turned on. ing level. equipment such as CS/BS tuners or DAT Do not force open the battery cover too wide. Insert securely, tape recorders that use a different samDo not use a rechargeable battery or an AC 110-240V,

For MD-MT20W (ACCESSORIES). cordings can still be made. (The sam-

AC adaptor other than those specified

The charging time will vary, depending pling frequency of this unit is 44.1 kHz.) on condition of the battery.

To the DC IN 5V jack be shorter than normal.The battery life

time or is charged after not being used portable CD (if the player has a for a long period, the operating time may sound skip prevention function and this

When making digital recording from a When battery is charged for the first

function is turned on) the optical output

MD-MT20/20C/20W

Insert securely, AC 120V, ing discharging. drop out and digital recording will not all way in. 60 Hz To avoid shortening service life of be possible. Be sure to turn the sound

will recover with normal use i.e. charg-

only recharge the battery after it For MD-MT20/20C skip prevention function off.

has been completely discharged.