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EPROM
Eight
Figure
bottom
the
Memory EPROMs
Flash
Installing
Follow
Step
Step
Step
Repacng
Boot
the
To
replace the boot
replaced
Tools and
Equipment
Required
The
EPROM
Two
ROMs
Boot
the
Upgrading
Follow
Step
Step
Caution
components
before
components
the printed
Step
removal
tool
EPROMs
Flash
labeled
model 3202
5-7
illustrates
the
of the
illustration
Refer
these
Flash
to install
steps
EPROMs
Locate
the
labeled
Note
orientation
of
the
EPROM
Do
on
not
the
rely
EPROM
Use
removal
an
EPROMs
and keep them
aside
EPROMs
new
the
Insert
bend
careful
not
being
to
needlenose
pliers Align
orientation
the
ignoring
EPROMs
orientation
the
as
ROMs
ROM
software
for
the
Replacing
and equipment
following
tools
extraction
tool
or
ROMs
boot
this
procedure
to
replace
To open
and
the chassis
Chassis and
Opening
the
ROMs
Once
the boot
section
in this
procedures
The
correct
placement
when
be damaged
could
proceeding To
damage
prevent
ESD
follow
the
procedures
card
under
the
circuit
ROMs
boot
Locate
the
5-7
Figure
U41
U48
through
The
card
card
layout
locate
to this
to
figure
EPROMs
memory
the
in
U48
U41
through
at the
EPROMs
notches
on
the
the
coirect
labels
for
positioning
EPROMs
remove
tool
to
gently
you need
in
case
to
U41
sockets
in the
through
or crush
of the
pins To
any
EPROM
the notch
the
in
Be
the
label
sure
of
to insert
you
are
replacing
new
image
with
software
ROMs
Boot
required
to
replace
are
small
screwdriver
flat-blade
ROMs
the boot
ROMs
the boot
follow
expose
Removing
the
Power-Supply
FW1
FW2
and
on
the system
ROMs
replace the
to
ROMs
of the boot
crucial
is
the
system
powered
is
ROMs
ESD when
the
from
to
Also be
described
earlier
ROMs
FW2
FW1
and
See
Figure
Replacing
oriented
with
front panel
the
is
EPROMs
on
the
the
system
3202
model
See
front of
unit
the
Figure
new
in
the
to
aid
inserting
U48
U4l
through
them
use
again
U48
the order
shown
in
in
out
bent
pin
straighten
EPROM
notch
in the
with
the
EPROMs
new
the
using
ROMs
the existing boot
ROMs
the boot
in
the
the
procedures
Assembly
Tray
card
follow
are
exposed
If
improperly
positioned
on
Read
of the
through
all
the system
handling
careful not
damage
to
5-5 and
5-4
5-3
Figure
Figure
ROMs
Boot
the
LEDs
at
card
5-7
EPROMs
Set the
5-7
Figure
use
socket
same
the
must
be
sections
the
new
the
instructions
and
its
or scratch
Maintenance
5-17
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