Sony CDP-497 - RF PLL Free-Run Frequency Check; Focus;Tracking Gain

CDP-497
RF
PLL
Free-run
Frequency
Check
Procedure:
1.
Connect
frequency
counter
to
test
point
(PLCK)
with
lead
wire.
frequency
counter
^
—
'
3.
Confirm
that
reading on
frequency
counter
is
4.3218
MHz.
Focus/Tracking
Gain
This
gain
has
a
margin, so
even
if it is
slightly
off.
There
is
no
problem.
Therefore,
do
not
perform,
this
adjustment.
Please
note
that
it
should
be
fixed
to
mechanical
center
position
when
you
moved
and do
not
know
original
position.
Main
board
TP'^PL^)
2.
Turn
Power
switch on.