5.
Using
the
handle,
gently
slide
the
ESM
out
of
the
expansion
unit.
6.
If
you
are
replacing
the
left
ESM,
set
the
configuration
switches
on
the
new
ESM
before
installing
it
into
the
ESM
bay.
See
Chapter
2,
“ESM
configuration
switches,”
on
page
15.
7.
Hold
the
new
ESM
so
the
handle
is
attached
to
the
bottom
of
the
tray,
and
the
handle
is
fully
extended.
8.
Gently
slide
the
ESM
into
the
bay,
and
move
the
handle
to
the
closed
position
(left)
until
it
clicks.
9.
Tighten
the
thumbscrew
to
secure
the
handle
to
the
ESM.
10.
If
the
switch
cover
is
not
preinstalled
on
the
right
ESM,
install
it
now:
a.
Position
the
hook
on
the
back
of
the
switch
cover
to
the
right
of
the
metal
loop
on
the
ESM
as
shown
in
the
illustration.
Metal loop
b.
Press
the
switch
cover
in
place;
then
slide
it
to
the
left
until
the
tab
locks
under
the
metal
loop
on
the
right
ESM.
11.
Connect
a
SCSI
cable
to
the
ESM.
Replacing
a
hot-swap
power
supply
with
fan
unit
Before
replacing
a
power
supply
with
fan
unit,
read
the
following
important
information:
v
The
power
supply
with
fan
unit
does
not
require
preventive
maintenance.
v
The
power
supply
with
fan
unit
must
be
installed
in
the
proper
place
to
maintain
proper
expansion
unit
cooling.
v
Use
only
power
supplies
that
are
supported
for
your
specific
expansion
unit.
Complete
the
following
steps
to
replace
a
hot-swap
power
supply
with
fan
unit:
1.
Read
the
“Installation
guidelines”
on
page
23
asnd
the
safety
information
beginning
on
page
37.
2.
Turn
off
the
power
supply.
3.
Unplug
the
power
supply
cord
from
the
electrical
outlet.
4.
Disconnect
the
power
cord
from
the
power
supply.
5.
Loosen
the
two
thumbscrews
on
the
power
supply.
28
IBM
EXP400
Storage
Expansion
Unit
Type
1733:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide
Summary of Contents for EXP400 Type 1733
Page 2: ......
Page 59: ...Laser Klass 1 Appendix B Related service information 51...
Page 61: ...Appendix B Related service information 53...
Page 63: ...Luokan 1 Laserlaite Important Appendix B Related service information 55...
Page 77: ...Appendix B Related service information 69...
Page 79: ...Appendix B Related service information 71...
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