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Panasonic Technics SL-1700

Panasonic Technics SL-1700
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@Speed
adjustment
(with pitch
control
knobs)(See
Figs.2122ané.23)
‘Strobe
dots
are
set
on the
tapered
rim
of
the
turntable
pla
ter
according
to
the
power
frequency
and
the
number
of
revolutions
of
the
records.
Make
adjustment,
referring
to
strobe
dot
indication,
(See
Fig.
21)
506m
1.
Set
the
speed
selector
to
the
number
of
revolutions
to
be
Adjusted.
(See
Fig.
22)
2,
Release
the
arm
clamp
and
raise
the
cueing
lever.
3,
Move
the
tonearm
to
a
slight
extent
towards
the
turntable
platter.
The
strobe
illuminators
dots.
4,
While
turning
the
pitch
contro!
knobs
either
to
*
+
Side
or
"="
side,
adjust
to
such
an
extent
that
the
strobe
ter
look
as
if
they
wore
stationary.
1e
under which
the
strobe
dots
seem
to
be
stationary
represents
the
correct
speed.
the
strobe
fot
lamp
wilt
iHtumina
The
strobe
dots
for
60
Hz,
1/3
F:p.m.
seem
to
be
stationary.
Pitch
control
knoe
"+"
direction
This
increases
the
speed
of
the
turntable
rotation,
and
the
strobe
dot
pattern
seems
to
flow
in
the
same
direction
as
the
turntable
platter.
="
direction
‘This
decreases
the
speed
of
the
turntable
rotation,
in
a
state
opposite
to
that
in
the
"+"
direction,
Note:
Strobe
dot
pattern
Thé
strobe
itluminator/pilot
lamp
of
this unit
employs
the
commercially
available
power
source.
The
frequency
of
such
power
source,
whan
actually
measured,
has
a
fluctuation
of
about
0.2%,
As
such
a
fluctuation
of
the
power
source
atlects
the
strobe
illuminator,
the
strobe
dot
pattern
also
seems
to
Muctuate
to
a
certain
extent.
But
the
unit
is
not
affected
by
the
Nluctuations
of
the
power
source,
since
a
.C,
motor
is
‘employes.
IW
the
desired
speed
can
not
be
obtained
by
the
variable
pitch
controls,
turn
the
speed
adjustment
screws
with
a
screwdriver
for
further
adjustments.
(See
Fig.
23)
sulting
Maintenance
@Exira
care
should
be
taken
in
handling
the
turntable
platter.
The
turntable
platter
has
a
rotor
(the
magnet
of
the
motor)
directly
connected
to
it.
Theretore,
the
turntable
platter
should
‘not
be
removed
trom
the
motor
shatt
unnecessarily,
since
adhesion
of
dust
or
iran
filings
onto
the
magnet
results
in
eterioration
of
the
performance,
Should
it
become
necessary
to
remove
the
turntable
platter,
be
sure
to
pull
the
AC
power
lug
out
of
the
socket
Wipe
the
dust
cover
and
turntable
base
with
a
soft,
dry
cloth.
‘Never
use
any
cleaners
containing
alcohol,
benzine
or
thin-
ner,
Use
of
a
chemical
dust
cloth
and
the
like
should
also
be
avoided.
Be
sure
that
the
dust
cover
i$
not
exposed
to
in-
secticide
spray,
as
cracks
or
blurs
may
result
To
remove
stubborn
finger
prints
or
grease
spots
detach
the
ust
cover
or
disconnect
the
AC
power
plug
and
use
a
soft
‘cloth
damped
with
a
mild
soap
and
water
solution,
dust
and
dirt
adhering
to
the
stylus
tip
or
the
record
should
bbe
carefully
removed.
iM
used
with dust
and
dirt
adhering
to
the
stylus
tip,
the
stylus
Will
not
fit
into
the
sound
groove
of
the
record
correctly.
This
may
not
only
result
in
the
deterioration
of
tone
quality.
but
cause
undue
wear
of
the
record
and
the
stylus
tip
itself.
Use
a
brush
having
sott
tips,
moving
it
rom
the
base
to
the
ip
of
the
stylus
carefully
for
removing
dust
and
dirt,
The
record
should
also
be
caretully
wiped
with
a
record
cleane!
of
high
quality.
OBelore
detaching
or
attaching
the
head
shell,
be
sur
the
volume
control
for
the
amplifier
of
receiver
to
“0”
‘or
to
turn
olf
the
power.
Detaching
or
attaching
of
the
head
shell,
with
the
volume
con
trol
turned
high,
may
not
only
result
in
unpleasant
noises,
‘but
cause
damage
10
the
speakers,
When
tinished
playing,
be
sure
to
secure
the
tonearm
by
the
‘arm
clamp,
Alter
finished
playing,
if
the
unit
is
not
to
be
used
for
some
time,
care
should
be
taken
to
secure
the
tonearm
for
the
pro-
tection
of
the
stylus
tip.
For
the
same
reason,
the
stylus
cover
should
also
be
attached.
@Wipe
the
head
shell
terminals
trom time
to
time,
(See
Fig,
24)
‘Adhesion
of
dust
and
dirt
to
the
head
shell
terminals
may
give
‘ise
to
contact
faults,
thus
resulting
in
increased
"HUM"
noise
or
non-transter
of
sound
to
the
speakers.
Use
a
soft
dry
cloth
fo
the
like
for
wiping
the
head
shell
terminals.
to
turn
ition,
@Wnen
you
use
other
head
shells,
be
careful
about
the
head
‘shell
configuration.
(Soe
Fig.
25)
When
other
types
of
head
shells
are
employed,
the
handle
portion
of
the
head
shell
may
strike
against
the
inner
upper
surlace
of
the
dust
cover
during
returning
movement
of
the
tonearm.
In
such
a
case,
we
recommend
to
play
with
the
dust
cover
open.
Large
finger
litt

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