Replacing
or
Adding
SIMM
Cards
The
pro cessor
card
m
ust
b e
remov
ed
to
gain
access
to
the
SIMM
cards.
P
erform
the
follo
wing
steps
in
the
order
given
to
up date,
replace,
or
add
SIMM
cards
plugged
in
to
the
pro cessor
card:
1.
P
o
w
er
do
wn
all
the
w
orkstation
comp onen
ts;
disconnect
the
p o
w
er
cord
from
the
system
unit.
2.
Remo
v
e
the
core
I/O
card
from
the
middle
slot
of
the
system
unit
cabinet
as
sho
wn
in
Figure
5-1 .
3.
Remo
v
e
the
pro cessor
card
from
the
top
slot
of
the
system
unit
cabinet
as
sho
wn
in
Figure
5-2 .
4.
The
next
step
dep ends
on
whether
y
ou
are
replacing
a
SIMM
card
or
adding
additional
SIMM
card
pairs:
a.
T
o
replace
a
SIMM
card:
Remo
v
e
the
susp
e
ct
SIMM
card
on
the
pro cessor
card
and
replace
it
with
another
SIMM
card
the
same
size
as
sho
wn
in
Figure
5-3.
b.
T
o
add
additional
SIMM
card
pairs:
SIMM
cards
m
ust
b e
added
in
pairs.
If
y
ou
add
a
SIMM
card
to
slot
B1 ,
y
ou
m
ust
also
add
a
card
to
slot
B2 .
The
same
is
true
for
the
other
paired
SIMM
slots:
C1 / C2
and
D1 / D2 .
Install
the
new
SIMM
card
pairs
in
to
the
next
adjacen
t
empt
y
connector
pairs
on
the
pro cessor
card.
5.
Re-install
the
pro cessor
card
in
to
the
top
slot
of
the
system
unit
cabinet.
6.
Re-install
the
core
I/O
card
in
to
the
middle
slot
of
the
system
unit
cabinet.
5-10
Expanding
Y
our
W
orkstation
and
Replacing
Its
P
arts
Summary of Contents for Model 720 - Workstation
Page 2: ......
Page 3: ...1 January 1991 Edition 1 January 1991 Edition 1 1 1 ...
Page 8: ......
Page 13: ...Figure 2 3 System Unit Switch Locations Your HP Apollo 9000 Model 720 730 Workstation 2 5 ...
Page 15: ...Figure 2 4 LED Windows Your HP Apollo 9000 Model 720 730 Workstation 2 7 ...
Page 60: ......
Page 117: ...Figure 5 1 Core I O Card Removal Expanding Your Workstation and Replacing Its Parts 5 7 ...
Page 119: ...Figure 5 2 Processor Card Removal Expanding Your Workstation and Replacing Its Parts 5 9 ...
Page 121: ...Figure 5 3 SIMM Card Removal Expanding Your Workstation and Replacing Its Parts 5 11 ...
Page 123: ...Figure 5 4 Internal Disk Removal Expanding Your Workstation and Replacing Its Parts 5 13 ...
Page 129: ...Figure 5 7 VSC Interface Card Removal Expanding Your Workstation and Replacing Its Parts 5 19 ...
Page 131: ...Figure 5 9 Power Supply Removal Expanding Your Workstation and Replacing Its Parts 5 21 ...
Page 132: ......
Page 157: ...Troubleshooting 6 25 ...
