Sony WALKMAN PROFESSIONAL WM-D6C Operating Instructions Manual page 3

FEATURES
@ Quartz lock capstan servo system assures
accurate and stable tape speed.
@ in addition to the conventional B-type
Dolby * NR system, the WM-D6C employs the
C-type Dolby NR system which reduces tape
noise twice as effectively as the B-type
system.
@ Speed control adjusts the tape speed
accurately (approx. +4%) in the playback
mode.
e@ DC-DC converter boosts the low voltage of
DC 6V and maintains sufficient power.
@ Amorphous head for recording/playback
provides a wider dynamic range and a more
extended frequency response.
@ Tape selector for optimum recording with
standard tapes as well as high-performance
tapes.
@ Microphone attenuator eliminates the dis-
tortion which may be caused by high-level
input signal.
e MIC (PLUG IN POWER) jack can supply
power to an ECM-909A electret condenser
stereo microphone (optional).
e Three different power sources: batteries,
house current, and 12 V car battery.
@ 5-LED peak/battery indicator shows both
the peak levei and the battery strength.
® Stereo minijacks can be used for connect-
ing to audio components.
* Dolby noise reduction manufactured under ficense from Dolby
Laboratories Licensing Corporation.
"DOLBY" and the double-D symbol O00 are trademarks of Dolby
Laboratories Licensing Corporation.
PRECAUTIONS
® Operate the set only on 6V dc.
@® Do not leave the set near heat sources
such as radiators or airducts, or in a place
subject to direct sunlight, excessive dust,
moisture, rain, or mechanical shock.
On headphones
Road safety
Do not use headphones while driving,
cycling, or operating any motorized vehicle. It
may create a traffic hazard and is illegal in
some areas. It can also be potentially
dangerous to play your headsets at high
volume while walking, especially at
pedestrian crossings.
You should exercise extreme caution or
discontinue use in potentilally hazardous
situations.
Preventing hearing damage
Do not use headphones at high volume.
Hearing experts advise against continuous,
loud and extended play. If you experience a
ringing in your ears, reduce volume or
discontinue use.
Caring for others
Keep the volume at a moderate level. This
will allow you to hear outside sounds and to
be considerate to the people around you.
@ The record button cannot be depressed in
the following cases. Never depress the but-
ton forcibly.
¢ No cassette in the cassette compartment.
¢ The cassette inserted has had the tabs
removed.
If you have any question or problem concern-
ing your set that is not covered in this man-
ual, please consult the nearest Sony Service
Station authorized to service tape recorders.