(5) HQ/VQ
Damping Knobs
When replacement of VQ or HQ damping knob becomes
necessary, do it in the following sequence.
. How to replace the HQ damping knob (Fig. 6)
1. Remove the 2
screws securing the HQ damping knob
and remove the knob.
2. Turn the HQ controller clockwise until it
stops.
3. Clamp the tonearm to its rest.
4. Mount the new
HQ damping knob on the HQ
con-
troller with the
indication "
3" on the knob
aligned
with the index line. Secure it with the 2
screws.
5. After replacing it
, perform adjustment
referring to
the section "
How to use
" on page 4.
. How to replace the VQ damping knob (Fig. 6)
Replace in the same
way as the HQ
damping knob is
replaced.
6. Lubrication
6-(1) HQ/VQ
Damping Mechanism
QL-F6 turntables are completely adjusted at the factory
prior to shipment. The
damping mechanism cannot be
repaired imd it is
recommended that it be
replaced if
it malfunctions.
7. Adjustment Procedures
Servo-motor Control
Section
Ha damping knob
Ha controller
Index line
va controller
Fig. 6
Screws
"t.
va damping knob
6-(2) Motor
The motor needs no lubrication.
6-(3) Fully Automatic
Mechanism
Apply high quality grease to connecting and sliding parts
after they are replaced.
7 -(
1)
QUARTZ LOCK/ PITCH
CONTROL Meter
How to use the QUARTZ
LOCK/PITCH CONTROL
meter (See Fig. 7-
QUARTZ LOCK (~):
When the QUARTZ
LOCK/PITCH CONTROL select
button (1) is
depressed to tbe QUARTZ
LOCK position
the meter (2) becomes green-
lit. In this mode the rota-
tion speed is
accurately controlled by phase-
locking to
the quartz oscillator frequency. This means that correct
33-
1/3 or 45 rpm is
obtained. The indicator (2) of the
meter displays "
PITCH CONTROL
(---):
When performing fine pitch adjustment
, depress the
QUARTZ
LOCK/PITCH CONTROL select button (1)
to the PITCH
CONTROL position and the meter be-
comes orange-lit. In this mode
, fine pitch adjustment
can be performed by
turning the PITCH CONTROL
knob (3) within a
range of
:!: 6 %. Turning the
knob in
the (+) direction (counterclockwise)
increases the rpm.
Turning it in the (-)
direction (clockwise) decreases the
rpm. The meter
indication of +6 % (#)
shows the re-
produced sound raised by approximately a half tone.
Fig.
The -6 %
(b) indication shows the
reproduced sound
is lowered by approximately a half tone.
By making these adjustments
, record sound reproduc-
tion meeting your preference can be obtained.
QL-
No. 2464
To Next Page
Loading...
Need help?
General
