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Sony TCM-23DV User Manual

Service manual, Cassette-corder, Us model

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SERVICE MANUAL

CASSETTE-CORDER

US Model

TCM-20DV/21DV/22DV/23DV

Canadian Model

TCM-20DV/22DV

AEP Model

TCM-20DV/21DV

E Model

TCM-20DV/23DV

Chinese Model

TCM-20DV

SPECIFICATIONS

TCM-20DV/21DV/

22DV/23DV

Model Name Using Similar Mechanism

NEW

Tape Transport Mechanism Type

MT-20DV-118

Photo: TCM-20DV

Supplied accessories

The instructions in this manual are for
4 models.
The TCM-20DV is the model used for
illustration purposes.

TCM-

23DV 22DV 21DV 20DV

AC power adaptor (1)

a

Battery charger adaptor (1)

a

Rechargeable batteries (2)

a

(NC-AA, 1.2V, 700mAh,

Ni-Cd)
Cassette tape C-90 (1)

a

Battery LR6 (2)

a

Monaural microphone (1)

a

Super-directional

a

microphone (1)
Carrying pouch (1)

a

Hand strap (1)

a

a

a

a

(attached to the unit)

Battery life

(Approx. hours) (EIAJ*)

Playback

Recording

Sony alkaline
LR6 (SG)

11

11

Sony R6P (SR)

3

3

Sony
rechargeable
battery

3

3

(NC-AA) fully
charged (TCM-
22DV only)

* Measured value by the standard of

EIAJ (Electronic Industries
Association of Japan). (Using a Sony
HF series cassette tape and playing
back with speakers)

Note

The battery life may shorten
depending on the operation of the
unit.

For maximum performance we
recommend that you use alkaline
batteries.

House Current

(see Fig. A-

)

Connect the AC power adaptor to
DC IN 3V and to a wall outlet. The
AC power adaptor is supplied only
with the TCM-22DV. For other
models, use the AC-E30HG AC
power adaptor (not supplied). Do
not use any other AC power
adaptor.

Polarity of
the plug

Note

Specifications for AC-E30HG vary for
each area. Check your local voltage
and the shape of the plug before
purchasing.

Recording system

2-track 1 channel monaural

Tape speed

4.8 cm/s or 2.4 cm/s

Frequency range

250 - 6,300 Hz using nomal (TYPE
I) cassette (with REC TIME switch
at “NORMAL”)

Speaker

Approx. 3.6 cm (1

7

/

16

in.) dia.

Power output

250 mW (at 10 % harmonic
distortion)

Input

Microphone input jack (minijack)
sensitivity 0.2 mV for 3 kilohms or
lower impedance microphone

Output

Earphone jack (minijack) for 8 - 300
ohms earphone

Variable range of the tape speed

From approx. +30% to –15% (with
REC TIME switch at “NORMAL”)

Power requirements

3 V DC batteries R6 (AA)

×

2/

External DC 3 V power sources

Dimensions (w/h/d) (incl. projecting
parts and controls)

Approx. 112

Ч

36.6

Ч

90.3 mm

(4

1

2

×

1

1

2

x 3

5

8

in.)

Mass

Approx. 175 g (6.2 oz.)

Design and specifications are subject
to change without notice.

Ver 1.0 2000. 02