234-151-077AC
DLP-575
1999
June
7,
Issue
6
of
2
Page
controller
system
fan
of
top
securing
screw
remove
carefully
screwdriver,
insulated
Using
7.
3.)
Figure
(See
(28-011R).
Assembly
Board
Circuit
Unit
Fan
G7
ED-5D195-10,
the
to
board
to
taken
be
must
care
board,
controller
system
fan
replacing
When
Caution:
A.
FAN
above
directly
located
lugs
strip
terminal
-48V
to
shorting
avoid
from
board
controller
of
bottom
on
tab
remove
to
upward
board
controller
move
Carefully
8.
slot.
cabinet
cabinet.
of
back
from
board
controller
remove
Carefully
9.
board
controller
position
carefully
and
board
controller
system
fan
replacement
Obtain
10.
removed.
previously
screw
using
top
secure
and
slot
cabinet
into
tab
bottom
connectors
board
controller
seat
order,
following
the
In
11.
J8,
J5,
J1,
and J6 onto
attached.
previously
tags
working
all
remove
and
board
replacement
removed.
previously
were
which
69),
(level
at
fuses
board
controller
system
fan
Replace
12.
panel.)
filter
and
fuse
the
on
labeling
the
(See
Note:
restored.
is
power
fan
when
generated
be
will
alarm
minor
"spurt"
A
13.
PROCEDURE.
THIS
COMPLETED
HAVE
YOU
STOP!
Proprietary
—
Technologies
Lucent
instructions
Company
to
pursuant
Use
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