and
Philosophy
Maintenance
Schedule
Maintenance
Preventive
1
Introduction
easily
replacing
for
procedures
to
limited
is
(IP)
product
information
this
in
Maintenance
trouble-locating
instances,
some
In
units.
power
and
packs
circuit
faulty
identifiable
the
when
instances,
these
In
tests.
diagnostic
routine
in
used
are
options
(TLP)
procedure
likely
most
the
with
fault
the
of
causes
the
list
will
message
output
the
fail,
diagnostics
is
diagnostic
The
listed.
order
the
in
time
a
at
one
replaced
are
packs
Circuit
first.
cause
the
fault,
same
the
indicates
message
output
TLP
the
If
replacement.
each
after
repeated
output
TLP
the
If
replaced.
is
pack
circuit
next
the
and
reinstalled
is
pack
circuit
last
circuit
original
the
than
worse
be
could
pack
circuit
new
the
faults,
new
indicates
message
the
on
pack
circuit
next
the
with
proceed
and
original
the
reinstall
case,
this
In
pack.
list.
original
Assumptions
activities:
and
subjects
following
the
with
familiar
be
should
IP
this
of
Users
the
replacing
unit,
the
down
powering
first
by
time
a
at
pack
circuit
one
Replacing
diagnostics.
repeating
and
unit,
the
up
powering
pack,
circuit
circuit
removing
or
installing
when
strap
wrist
antistatic
properly-grounded
a
Wearing
packs.
and
contacts
damaging
avoid
to
faceplate
and
edges
by
packs
circuit
Handling
components.
deforming
1999
April
3
Issue
254-303-101
1-1
Summary of Contents for Lucent Technologies 3B21D
Page 1: ...Computer 3B21D Tasks Maintenance Routine 254 303 101 3 Issue 1999 April ...
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Page 53: ...Assembly ROP 577 Model Clean 5 Contents Procedure 5 1 1999 April 3 Issue 254 303 101 5 i ...
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Page 87: ...Paper ROP 577 Model Install 8 Contents Procedure 8 1 1999 April 3 Issue 254 303 101 8 i ...
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Page 141: ...Ribbon ROP 577 Model Replace 15 Contents Procedure 15 1 1999 April 3 Issue 254 303 101 15 i ...
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