Cartridge Mounting; Removal And Mounting Of The Headsheel; Mounting Cartridge; Tracking Force Adjustment - JVC QL-F300 Service Manual

Quartz locked fully-automatic turntable
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5. Cartridge Mounting
5-(1) Removal and mounting of the headsheel (Fig. 19)
i —_
we
Turn the connector screw in direction ''A'' to remove the
headshell from the tonearm.
Fix it firmly when mounting
the headshell.
5-(2)
Mounting Cartridge (Fig. 20)
1.
2.
Remove
the 2 screws
securing
the cartridge to the
headshell.
Install the cartridge onto the headshell provided.
. The
four
headshell
lead
wires
are
colour-coded
as
follows; connect them correctly :
White(+) ........ L
Red(+) .......... R
Blue(—) .......... LE
Green(—)
....... RE
(Left)
(Right)
. Mount
the cartridge onto the headshell correctly and
leave the screws slightly loose, then, after completing
the ''overhang adjustment'', tighten them firmly.
. After
cartridge
replcement,
be sure
to
perform
the
"tracking force'' and ''anti-skating'' adjustment.
6. Adjustment
6-(1)
Tracking Force Adjustment
1.
2.
3.
QL-F300
Remove the stylus cover.
Slide the anti-skating knob to align its index mark with
the ''0'' mark. (Fig. 21)
Slide the counterweight
to the middle of the weight
shaft and turn until the tonearm
is balanced
with the
stylus nearly touching the record surface. (Fig. 25, 26)
. Hold the counterweight at the adjusted position and turn
the tracking force dial until the ''O0'' mark is aligned with
the index line on the tonearm weight shaft. (Fig. 22)
*
tt is most important to obtain the correct tracking
force.
. Turn the counterweight in the direction O-1-2 until the
"1,75"
(for the JVC MD1055II)
mark on the tracing
force dial is aligned with the index line. (Fig. 22)
*
Be careful not to touch the tracking force dial when
turning the counterweight.
*
Turning the tracking force dial alone has no effect on
the tracking force.
. Slide the anti-skating knob until the index mark of the
knob points to ''1.75"' (JVC MD10551) mark (Fig. 24)
Use the
e
marked scale when using a conical stylus.
Use
the @#
marked
scale
for an elliptical stylus or a
SHIBATA stylus.
No. 2650
record surface
Fig. 19
Headshell
Fig. 20
record surface

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