__
Step
9.
Rotate
the
threader
motor
worm
gear
(
4
in
Figure
39
on
page
106)
to
turn
the
threader
mechanism
gear
(
6
in
Figure
39
on
page
106)
counterclockwise.
This
moves
the
LBA
out
of
the
cartridge
and
past
the
read/write
head.
Stop
this
rotation
when
the
LBA
is
near
the
tape
guide
roller
nearest
the
rear
of
the
drive
shown
as
1
Figure
40.
__
Step
10.
Continue
rotating
the
loader
motor
worm
gear
(
1
in
Figure
39
on
page
106)
until
the
rotator
stub
(
3
in
Figure
39
on
page
106)
is
positioned
as
shown.
Notice
that
the
rotator
stub
(
3
in
Figure
39
on
page
106)
is
nearly
aligned
with
the
cartridge
loader
tray
guide
bearing
(
2
in
Figure
39
on
page
106).
__
Step
11.
Remove
the
cartridge
from
the
cartridge
loader
tray.
__
Step
12.
Reassemble
the
drive
by
reversing
the
procedure
in
Step
4
on
page
96
in
Beginning
Procedure.
__
Step
13.
Refer
to
the
appropriate
procedure
to
install
the
new
drive
and
return
the
failed
drive.
a82ru010
1
Figure
40.
Leader
Block
Assembly
(LBA)
Servicing
107
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