Sony AV-3420CE Service Manual page 11

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1-4-6.
Sound Dubbing
prerecorded tape.
video monitor
connecting cable
VMC-1M
Fig. 1-11.
Sound dubbing
3.
When
the desired position for dubbing sound
is reached, set the Function
Lever to STOP.
4.
Pull the SOUND
DUB
knob
in the direction
of the arrow and then set the Function Lever
to FWD.
5.
When
dubbing is complete,
set the Function
Lever to STOP.
| 4-4-7.
Tape Erasing
Erasure
of prerecorded
tapes
is accomplished
automatically as the tape first passes the erase head
then
moves
on
to
the
video
(recording)
heads.
Should
you
desire
to
erase
tape
without
recording,
run
the
tape
in the record
mode
with
no
signal source connected.
1-4-8.
Battery Charging
The built-in battery pack can be recharged with
or without removing it from the Videocorder.
Charging the battery pack inside the Videocorder
2.
Press
the
POWER
switch
to
turn
on
the
adaptor.
The
red
Pilot
Lamp
will
light.
3.
Set the
Function
Lever
of the Videocorder
to STOP.
Charging will then be started and
the Charging Meter on the adaptor will indicate
charging condition.
While charging, the pointer
remains
in
the
black
zone
(CHARGING).
When
the battery is completely
charged,
the
pointer
stops
at
the
end
of
the
red
zone
(FULL).
About
6 hours is required for full
charging.
Charging the battery pack outside the Videocorder
1.
Take the battery pack out of the Videocorder.
2..
Connect
the AC-3400 adaptor to an ac outlet.
3.
Insert
the
plug
from
the
battery
pack
into
the
Charging
Jack
(BATT)
on
the adaptor.
4.
Press
the
POWER
switch
to
turn
on
the
adaptor.
Battery charging will start and the
Charging Meter will indicate charging condition.
Note: Two
battery
packs
can
be recharged
simultaneously,
one inside and one out-
side the Videocorder.
When
the Charging Meter
stops at the
FULL
position, the two battery packs
are fully charged.
In this case, about
10 hours is required for full charging.
To
check
whether
or not
the
battery
is fully
charged, turn off the power,
then turn it on again.
The pointer should swing down a little and in a few
seconds
swing
back
to the
FULL
position.
This
shows
a completely
charged
battery.
1-7

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