Vestax PDX-2300MkII Pro Owner's Manual page 10

Adjustment of Stylus Puressure
q Hold the balance weight with one hand as shown in the
drawing, and rotate only counter ring to bring the numeral "0"
of the ring into alignment with the center line on the tone-arm
rear shaft.
If the balance weight is moved, readjust the horizontal
balance again.
w Turn the balance weight to present the reading on the gauge to
the designed stylus force of your cartridge.
As counter ring moves in step with the balance weight, proper
stylus pressure can selected by reading the graduated ring
directly.
If you put too much pressure on the stylus, it can
cause the stylus to jump during scratch play and will
shorten the stylus's life.
q Loosen the dynamic needle pressure adjustment knob and pull
it to the position with appropriate needle pressure, the tighten
the knob.
Tone arm height adjustment
A Tone arm height adjustment may be necessary for some
cartridge types. The height can be adjusted up to 9mm by rotating
the arm height adjustment screw.
Be sure to tighten the arm height adjustment screw
well. The stylus may jump/skip if the height setting is not
secured.
Cartridge height 16mm
Cartridge height 25mm
9
Balance Weight
Rotate
this part
Counter Ring
Balance Weight
Rotate
this part
Counter Ring
Dynamic Needle Pressure
Adjustment Knob
Loose
Arm Height Adjustment Screw
Close
Dynamic Needle
Pressure
Adjustment Knob