DLP-575
234-151-077AC
6
of
1
Page
1999
June
7,
Issue
Board
Controller
System
Fan
233A
Replace
Cabinets
SCU
or
SCC
Equipped
G7
ED-5D195-10,
in
removed?
been
previously
69)
(level
fuses
board
controller
system
fan
the
Have
1.
If YES
3.
Step
to
continue
,
If NO
2.
Step
to
continue
,
ensure
to
taken
be
must
care
fuses,
removing
and
inserting
When
Caution:
straight
fuses
push/pull
to
Failure
straight.
out
pulled
and
in
pushed
are
fuses
crack
to
assembly
fuse
causing
assembly
fuse
on
pressure
excessive
exert
can
module.
circuit
fuse
in
lodge
and
off
break
completely
or
system
fan
the
if
1
Figure
See
unit.
fan
the
with
associated
fuses
three
the
Remove
2.
controller
system
fan
the
if
2
Figure
or
frame,
SCC
the
in
changed
being
is
board
controller
frame.
SCU
the
in
changed
being
is
board
the
Therefore
running.
stop
will
fans
the
removed
are
fuses
the
Once
Caution:
are
fuses
the
after
immediately
completed
be
must
procedure
this
of
rest
for
cabinet
the
leave
NOT
DO
overheating.
from
equipment
prevent
to
removed
removed.
fuses
the
with
time
of
length
any
Note:
loss.
power
fan
upon
generated
be
will
alarm
major
A
of
location
identify
and
(28-011R)
board
controller
system
fan
locate
unit,
fan
of
rear
At
3.
connectors
board
controller
J6,
J8,
J5,
and J1
4).
(Figure
connectors
board
controller
unseat
order,
following
the
In
4.
J5,
J8,
J6,
and J1.
shorting.
avoid
to
tape
electrical
with
ends
connector
Insulate
5.
identification.
later
for
tags
identification
working
Attach
6.
Proprietary
—
Technologies
Lucent
instructions
Company
to
pursuant
Use
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