JVC TD-W717TN - Operating Instructions; Troubleshooting Common Issues; Technical Specifications

HH
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JVC
>
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TROUBLESHOOTING
3
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m
What
appears
to
be trouble
is
not
always
real trouble
.
Make
sure
first
. ..
1
.
Cassette
cannot
be loaded
.
•
Is the
cassette
positioned
correctly
?
2
.
When
PLAY
button
Is
pressed
,
tape
does
not
move
.
•
Is the
tape
too
loosely
wound
?
3
.
Tape
runs
,
but
no
sound is heard
.
•
Are all connections
properly
and
securely
made
?
•
Is
the
MONITOR
switch
of
the
stereo
amplifier
set to
the
TAPE
position
?
•
Is
the
VOLUME
control
of
the
stereo
amplifier
set to
MIN
?
4
.
Sound
quality
Is
poor
.
•
Is
the
DOLBY
NR
switch
set to
the
right
position
?
•
Is the
head section
dirty
?
•
Is the record
/
playback
head
magnetized
?
•
Is
the
tape
worn
out
?
m
5
.
Recording
cannot
be
performed
.
•
Are the
safety
tabs
of
cassette
tape
broken
?
•
Are all
connections
properly
and
securely
made
?
•
Is the head section
dirty
?
6
.
Previous
recording
Is
not
completely
erased
.
•
Is the
erase
head
dirty
?
7
.
Since
tape
speed
is
irregular
,
wow
and
flutter
occur
.
•
Is the
pinch
roller
or
capstan
dirty
?
•
Is the
tape
rewound
too
tight
?
8
.
MUSIC SCAN
operation
does
not
function
properly
.
•
Are
the
non
-
recorded
sections
too
short
(
3
sec
.
or
less
)
,
or
do
they
contain
high
level
noise
or
hum
?
9
.
The
BLANK
SKIP
indicator
is
lit
yet
the
BLANK
SKIP
opera
-
tion does
not
function
properly
.
•
Is the
other deck
operating
MUSIC SCAN
?
BLANK
SKIP
operation
begins
after
MUSIC
SCAN
has
fin
-
ished
.
z
INSTRUCTIONS
o
a
H
o
TD
-
W
7
SD
/
W
717
/
W
718
MM
o
A
/
B
/
J
3
CO
DOUBLE
CASSETTE
DECK
SPECIFICATIONS
Type
Track
system
Tape
speed
:
Double
cassette
deck
:
4
-
track
,
2
-
channel
:
4.8
cm
/
sec
(
1
-
7
/
8
inch
/
sec
)
(
Normal
)
9.5
cm
/
sec
(
3
-
3
/
4
inch
/
sec
)
(
High
)
Heads
(
TD
-
W
7
SD
)
:
AMORPHOUS
head
for
record
/
playback
,
2
-
gap
ferrite
head
for
erasure
;
combination
head
x
1
(
For both decks
A
and
B
)
(
TD
-
W
717
/
718
)
:
METAPERM
head
for
record
/
playback
,
2
-
gap
ferrite
head
for
erasure
;
combination head
x
1
(
For
both decks
A
and
B
)
:
Electric
governed
DC
motor
for
capstan
x
1
DC
motor
for
reel
x
1
DC
motor
for
mechanism
drive
x
1
(
For
both
decks
A
and
B
)
Frequency
response
(
TD
-
W
7
SD
)
:
(
-
20
dB
recording
)
:
Type
IV
tape
;
10
-
20
,
000
Hz
20
-
19
,
000
Hz
(
±
3
dB
)
Type
II
tape
;
10
-
19
,
000
Hz
20
-
17
,
000
Hz
(
±
3
dB
)
Type
I
tape
;
10
-
19
,
000
Hz
20
-
17
,
000
Hz
(
±
3
dB
)
(
TD
-
W
717
/
718
)
:
Type
IV
tape
;
20
-
17
,
000
Hz
30
-
16.000
Hz
(
±
3
dB
)
Type
II
tape
;
20
-
16
,
000
Hz
30
-
15
,
000
Hz
(
±
3
dB
)
Type
I
tape
;
20
-
16
,
000
Hz
30
-
15
,
000
Hz
(
±
3
dB
)
:
58
dB
(
S
=
315
Hz
.
k
3
=
3
%
,
N
=
A
-
weighted
,
Type
IV
tape
)
The
S
/
N
is
improved
by
about
15
dB
at
500
Hz
and
by
max
.
20
dB
at
1
kHz
-
10
kHz
with
Dolby
C
NR
on
and
improved
by
5
dB
at
1
kHz
and
by
10
dB
at
above
5
kHz
with
DOLBY
B NR
on
.
Motors
r
*
r
\
*
Mt
%
n
#
MMU
-
wnr
V
uivn
Component
Fast
forward
/
rewind
time
:
Approx
.
110
sec
.
with
C
-
60
cassette
Input
terminals
LINE
IN
(
x
1
circuit
)
:
Input
sensitivity
;
80
mV
(
0
VU
)
Input impedance
;
50
kfl
S
/
N
ratio
MIC
x
1
(
Monaural
)
:
Input
sensitivity
;
0.4
m
V
(
-
68
dBV
)
Matching
impedance
;
600
-
10
kQ
JVC
/
/
Output
terminals
LINE
OUT
(
x
1
circuit
)
:
Output
level
;
300
mV
(
0
VU
)
Output
impedance
;
5
k
0
PHONES
x
1
:
Output
level
;
0
-
1
mW
/
8
Q
(
0
VU
)
Matching
impedance
8
O
-
1
kfl
Other
terminals
:
COMPU
LINK
-
3
/
SYNCHRO
x
2
o
/
/
o
o
//
o
0
-
0
ISf
COVPV CHJ
8
MTKN
-
C
3
AUTO
ACVlKtt
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&
ronjiva
COMPUCAUWMTiaN
^
AUTO
JCvtfctt
O
Improvement
of
MOL
C
.
f
I
« »
1
:
4
dB
at
10
kHz
with
Dolby
C
NR
on
.
Wow and
flutter
:
0.08
%
(
WRMS
)
,
±
0.2
%
(
DIN
/ IEC
)
Channel
•
an
.
a
•
HI
POWER
f
.
i
tr
^
i
b
;
‘
S
“
6
o
“
E
3
-
0
CUDGD
Power
requirement
separation
Crosstalk
Harmonic
distortion
(
TD
-
W
7
SD
)
:
k
3
;
0.5
%
(
Type
IV
tape
,
315
Hz
,
0
VU
)
(
TD
-
W
717
/
718
)
:
k
3
;
0.8
%
(
Type
IV
tape
,
315
Hz
,
0
VU
)
:
40
dB
(
1
kHz
)
:
60
dB
(
1
kHz
)
I
J
:
AC
240
V
,
50
Hz
(
Australia
)
AC
230
V
.
50
Hz
(
U
.
K
.
)
AC
120
V
,
60
Hz
(
U
.
S
.
A
.
)
TD
-
W
7
SD
Power
consumption
:
With
power
switch
on
23
W
With
power
switch
standby
4.0
W
For
Customer
Use
:
Enter
below
the
Model
No
.
and
Serial
No
.
which
are
located
on
the
rear
of
the
cabinet
.
Retain this
information for
future
reference
.
Model No
.
Dimensions
(
W
x
H
x
D
)
:
435
x
134
x
331
mm
(
17
-
3
/
16
”
x
5
-
5
/
16
”
x
13
-
1
/
16
"
)
:
4.9
kg
(
10.9
lbs
.
)
:
Pin
plug
cord
Remote
cable
.
Weight
Accessories
2
1
Serial
No
.
Design
and
specifications
are
subject
to
change
without notice
.
-
14
-