JVC HR-J580EK, Service Manual

Page: 43 / 84

2-11
Fig. 2-2-13a
Slit washers
Link lever
Locking section of the
control plate
2.2.13 Link lever
1. How to remove
(1) Remove the two slit washers.
(2) Remove the link lever by lifting it from the shaft retained
by the slit washers. Then swing the link lever
counterclockwise and remove it from the locking section
of the control plate.
Fig. 2-2-13b
2. How to install (Phase matching)
(1) Slide the control plate so that its mark E is aligned with
the mark on the loading arm gear shaft. (See Fig.2-2-
13b.)
(2) Rotate the worm gear until the guide hole of the control
cam is aligned exactly with the guide hole of the main
deck. (See Fig.2-2-13c.)
(3) Insert the link lever into the locking section of the control
plate. (See Fig.2-2-13a.)
(4) Rotate the link lever clockwise so that it is installed on
the shafts in the center (centre) and on the left of the con-
trol cam.
(5) Fasten the slit washers at these two points.
Control plate Shaft of the rotary encoder guide
Mark E
Fig. 2-2-13c
Worm gear
Control cam
Main deck
guide hole
Control cam
guide hole
Cassette gear
2.2.14 Cassette gear, control cam and worm gear
1. How to remove
(1) Remove the control cam by lifting it.
(2) Open the two lugs of the cassette gear outward and pull
the latter off.
(3) Remove the belt wound around the worm gear and the
loading motor.
(4) Open the lug of the lid guide outward and remove the
worm gear.
Fig. 2-2-14a
2.2.15 Control plate
1. How to remove
(1) Remove the screw (A) retaining the control bracket 1 and
remove the latter.
(2) Slide the control plate as indicated by the arrow and re-
move the control plate. (See Fig.2-2-15a.)
Belt
Loading motor
Lug
Worm gear
Lid guide
Lugs
Cassette gear
Control cam
Fig. 2-2-15a
Control
bracket1
Control
plate
Screw(A)
2. How to install (Phase matching)
(1) Adjust the position of the idler arm assembly pin as indi-
cated in Fig.2-2-15b (to the left of center (centre) of the
R section).
(2) Bring the guide hole of the take-up lever into alignment
with the hole at the control plate guide and fix the posi-
tion by inserting a 1.5 mm hexagonal wrench.