Pioneer PL-X420 Service Manual page 22

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11. ADJUSTMENTS
The following panel removal procedure is required
for all adjustments except speed adjustment.
11.1
STYLUS LOWERING
POSITION
AJUSTMENT
1. With
the power
ON
place a test record
PLS-
@ Panel
Removal
(Required
before adjustments
4001S side A up) on the turntable.
can be made)
. Position the tonearm at the lead-in groove ofa
record.
. Remove the platter.
. Either
manually
or
using
the
Arm
Locate
switch (P>), position the tonearm just above
the section notched for panel removal (see Fig.
11-1).
. After removing the 8 securing screws (1), lift
up the rear
section
of the
panel
assembly,
remove the tonearm assembly from the notched
section
and
remove
the panel assembly
by
lifting it up and pulling forward.
. Reposition the tonearm and replace the platter.
Position the
tonearm assembly.
Fig. 11-1 Panel Removal
30
. Press
the
START/STOP
key
and
check
the
position of the tonearm
as it comes to rest on
the record.
. Turn the adjustment screw @ until the tonearm
comes into line with the record.
When the tonearm comes to rest to the right of
the lead-in
groove,
(when
the count
is lower
than
the
standard
count
tolerance)
turn
the
adjustment screw
@ counter-clockwise.
When the tonearm comes to rest to the left of
the lead-in groove,
(when
the count
is higher
than
the standard
count
tolerance)
turn
the
adjustment screw
@ clock-wise.
When using the test record the position will be
set for 30cm records.
PLsH001s
Fig. 11-2 Stylus Lowering Position Adjustment

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