Ejector Assembly Exchange; Lever Frame Assembly Exchange - AMSTRAD PC1640 Service Manual

Personal computer, monochrome display, colour display, enhanced colour display
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4-6
Ejector
Assembly Exchange
(See
Fig 4-6)
4-6-1 Ejector
Assembly Removal
a)
Set the
lever
vertical
(Clamp
state).
b)
Unfasten
three
cover
fixing
screws.
c)
Remove
the
cover.
d)
Insert
protection
paper
(High
quality
white
paper approximately
10x30
mm
between
the top
head and
bottom
head
to
protect
them.
e)
Unfasten
two
ejector
assembly
fixing
screws.
f)
Lift
the top
head
carefully,
(approximately
2-3mm)
then
remove
the ejector assembly.
4-6-2 Ejector
Assembly Mounting and
Adjustment.
a)
Lift
the top
head and
insert
the
ejector
assembly under
the
head
arm.
b)
Place the
ejector
assembly
as
two
half
punched bosses
fit
into
the holes
of
the
lever
frame then secure
the
ejector
assembly
with
two
screws.
c)
Remove
the protect
sheet
between
the top
head and bottom
head.
d)
Fix
the
cover
with
one
short
screw and two
long screws.
(Short
screw
for
inner
hole).
m
AMI
Fig.
4-6 Ejector
Assembly Exchange
4-7
Lever
Frame Assembly Exchange
(See
Fig.
4-7)
4-7-1
Lever
Frame Assembly Removal
a)
Remove
the
lever
as described
in
4-3-1
b)
Remove
the bezel
as described
in
4-4-1.
c)
Remove
the
LED
assembly
as described
in
4-5-1
d)
Remove
the ejector
assembly
as described
in
4-6-1
e)
Unfasten
four
lever
frame
fixing
screws.
f)
Lift
the
lever
frame
assembly
slightly
making
sure
that
the top
head
is
not
raised,
and remove
the
lever
frame
assembly
by
sliding
it
to
the
left.
4-7-2
Lever
Frame Assembly Mounting and
Adjustment
a)
Lift
the top
head
slightly
and
slide
the
pad mounting arm
of
the
lever
frame assembly under
the top head.
b)
Secure
the
lever
frame assembly
with four
screws.
c)
Mount
the ejector
assembly
as described
in
4-6-2.
d)
Mount
the
LED
assembly
as described
in
4-5-2.
e)
Mount
the bezel
as described
in
4-4-2.
f)
Mount
the
lever
as described
in
4-3-2.
g)
Turn the
lever
slowly
until
it
stops.
By
this
operating,
the
hub assembly
is
placed
in
the best
position
for
clamping
automatically.
h)
Adjust the
index
burst
time.
(Refer
to
5-5).

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