Atari 1025 Field Service Manual page 40

PCB ASSEMBLY
•
Attach
ail
connectors
to
the
PCB
in
their original order,
if
they were
removed
(refer to the siikscreen
and schematic
as necessary
for locators).
Do
not
insert
any
wires between
the raised
metal
heat
sink of the
PCB
and the
rear panel
of the lower cover. Tuck
all
wires under the heat
sink.
•
Insert the
PCB
straight down,
lining
up the connectors with the rear panel
I/O apertures
and the
PCB
with the two
PCB
screw
postholes (Figure
4-2,
in). Insert
and
tighten the screws.
°
•
Tie
or
place the
flat cable, as well as the
space motor
leads, at the rear
of the
right side panel,
out of the
way
of the upper
cover.
•
Push
the carriage assembly
to the
left.
Attach
the
flat
cable connector
with the
flat
cable connector
screw
(Figure
4-3, #6) to the carriage
assembly.
• Follow
the procedure on page
4-9
for
INSERTING THE
PRINT HEAD.
• Follow
the
UPPER COVER ASSEMBLY
procedure below.
•
Connect
the I/O cables (CN6,7)
and
the paper-near -end connector
(CN2)
on
the outside
of the rear
panel, as necessary.
UPPER COVER ASSEMBLY
•
Hook
the upper cover over the hooks
at the rear of the
lower cover and
set
it in
place.
•
Insert
and
tighten the
two
upper cover screws
(Figure
4-2, #4)
on
the
inside of the
front panel
of
the upper cover.
•
Slide
the
PRINT
POWER
switch assembly forward and
secure
it
with
the
switch
assembly screws
(Figure
4-2, #3) so that there
is
no gap between
the assembly and
the upper cover.
• Replace
the top cover.
•
Push
the platen knob
(Figure
4-1,
//
1)
on.
Atari 1025 Printer
Field Service Manual
4-10