5.
Are
you
removing
MB1?
v
No:
Continue
with
step
6
(See
page
v
Yes:
Perform
the
following:
a.
Remove
any
cables
from
MB1,
and
note
the
locations.
b.
Remove
the
small
cover
on
the
top
rear
of
the
frame
by
pulling
the
locking
button
out
and
sliding
the
cover
to
the
rear
and
up.
See
c.
Release
the
latches
that
hold
the
card
in
place,
and
rotate
it
upwards.
d.
Pull
the
card
out
of
the
frame.
e.
Reverse
this
procedure
to
install
the
card.
This
ends
the
procedure.
6.
You
are
removing
MB2.
Remove
the
card
in
position
C13.
See
7.
Remove
the
six
screws
retaining
MB2.
8.
Remove
MB2
from
the
frame.
9.
Reverse
this
procedure
to
install
the
card.
This
ends
the
procedure.
Model
825
-
Interlock
switch
For
use
by
authorized
service
providers.
Use
this
procedure
to
remove
or
replace
the
Interlock
switch
on
a
Model
825.
To
remove
or
replace
the
Interlock
switch:
1.
Power
off
the
system.
See
2.
Unplug
both
power
cords
from
the
back
of
the
system
unit.
3.
Remove
the
left
side,
right
side,
and
top
cover.
See
4.
Remove
the
white
plastic
shield
that
is
covering
the
SCSI
and
air
moving
devices
(AMDs),
located
on
the
left
side
of
the
system.
Figure
1.
The
white
shield
covering
the
SCSI
and
air
moving
devices
Analyze
hardware
problems
39
Summary of Contents for 270
Page 2: ......
Page 12: ...x Hardware Remove and Replace Part Locations and Listings...
Page 279: ...Figure 3 CCIN 2881 with pluggable DIMM Analyze hardware problems 267...
Page 281: ...Figure 6 Models 830 SB2 with FC 9074 HSL and SPCN locations Analyze hardware problems 269...
Page 283: ...Figure 1b Model 840 SB3 processor tower dual line cord Analyze hardware problems 271...
Page 294: ...01 gif port and LED locations 282 Hardware Remove and Replace Part Locations and Listings...
Page 295: ...s src rzaq4519 gif locations Analyze hardware problems 283...
Page 483: ...Table 1 Cover assembly FC 5095 Expansion I O Tower Analyze hardware problems 471...
Page 614: ...602 Hardware Remove and Replace Part Locations and Listings...
Page 618: ...606 Hardware Remove and Replace Part Locations and Listings...
Page 621: ......
Page 622: ...Printed in USA SY44 5917 02...