JVC HR-D540EE - Page 27

Tension arm assembly
Tension band assembly
Tension pole position
See Fig. 1-5-14.
(Symptom: poor FM waveform
response)
Enlargement
Adjust pin
Tension arm
Fig. 1-5-14 Tension arm assy
Back tension
(Symptom: skew)
Fig. 1-5-15 Tension arm position
1) Check that the cassette housing is in the
eject state (internal holder of the cassette
housing is locked in raised position).
2) Turn the eccentric adjust pin to align the
notch of the pin with the tension arm indent
as shown in Fig. 1-5-14.
1) When the tension pole position i; correctly
adjusted, the back tension will assume the
_ correct value.
2) Use the Back Tension Cassette Gauge and
set for the playback mode. Confimt reading
of 35 to 48.
3) Changing the tension pole positin in order
to vary the back tension will catse adverse
effects elsewhere.