JVC RC-QC7 User Manual

RC-QC7 serene |
@ Tape Recorder Section
Measurement
Items conditions
Standard Adjusting
Confirmation
Test
tape
@
Play
back
the
test
tape
TMT7036
(10kHz).
Maximum
Adjust
the
head
of
head
angle
:
TMT7036
(10kHz)
@®
With
the
playback
mechanism
or
recording
&
azimuth
screw
Measurement
output
playback
mechanism,
adjust
the
head
azimuth
only
when
the
terminal
screw
so
that
the
forward
and
reverse
output
head
has
been
:
Speaker
terminal
levels
become
maximum.
After
adjustment,
lock
changed.
Speaker
R
the
head
azimuth
at
least
by
half
a
turn.
© In either case, this adjustment should be
performed in both the forward and reverse
directions with the head azimuth screw.
(Load resistance: 3 Q )
: Headphone terminal
Confirmation
Test
tape
{Constant
speed
)
Tape
speed
of
tape
speed
:
VTT712
(3kHz)
or
Adjust
VR301
so
that
the
frequency
counter
reading
|
of
decks
TMT7036
(3kHz)
becomes
3,010Hz
+
15Hz
when
playing
back
the
(A
and
B)
Measurement
output
test
tape
VTT712
(3kHz)
with
the
playback
:
3,010Hz
mechanism
or
playback
and
recording
mechanism
+
15Hz
after ending forward winding of the tape.
terminal
: Headphone terminal
i
Reference
Values
for
Confirmation
Items
Measurement
Standard
Test
tape
4,800
+400/
|
Playback
:
TMT7036
(10kHz)
-300Hz
mechanism
side
Measurement
output
terminal
: Speaker terminal
Speaker R
(Load resistance: 3 Q )
measurement output
terminal
: Headphone terminal
@ After setting to the double speed motor, confirm
that the frequency counter reading becomes
4,800 +400/- 300Hz when the test tape VTT712
(3kHz) has been played back with the playback
mechanism.
Double tape
speed
Difference
Test
tape
When
the
test
tape
VTT712
(3kHz)
has
been
played
|
6.0Hz
or
Both
the
playback
between
the
:
TMT7036
(10kHz)
back
with
the
playback
mechanism
or
recording
and
|
less
and
recording
&
forward
and
Measurement
output
playback
mechanism
at
the
beginning
of
forward
playback
reverse
speed
|
terminal
winding,
the
frequency
counter
reading
of
the
mechanisms
difference between both of the mechanisms should
be 6.0Hz or less.
: Speaker terminal
Speaker R
(Load resistance: 3 22)
measurement output
terminal
: Headphone terminal
Difference
Test
tape
When
the
test
tape
VTT712
(3kHz)
has
been
played
Both
the
playback
between
the
:
TMT7036
(10kHz)
back
with
the
playback
mechanism
or
recording
and
and
recording
&
playback
Measurement
output
playback
mechanism
at
the
beginning
of
forward
playback
mechanism
terminal
winding,
the
frequency
counter
reading
of
the
mechanisms
difference between both of the mechanisms should
be 6.0Hz or less.
: Speaker terminal
Speaker R
(Load resistance: 3 Q )
measurement output
terminal
: Headphone terminal
and recording
and playback
mechanism
speed
When the test tape VTT712 (3kHz) has been played
back with the playback mechanism or recording and
playback mechanism at the beginning of forward
winding, the frequency counter reading of wow &
flutter should be 0.25% or less (WRMS).
0.25% or
less
(WRMS)
Both the playback
and recording &
playback
mechanisms
Test tape
: TMT7036 (10kHz)
Measurement output
terminal
: Headphone terminal
Wow & flutter
36 (No.10036)

JVC RC-QC7 Specifications

General

Brand	JVC
Model	RC-QC7
Category	CD Player
Language	English