Understanding
the
LEDs
In
the
fron
t
of
the
system
unit's
cen
ter
section
is
a
hinged
co
v
er.
When
the
co
v
er
is
closed,
v
e
LEDs
can
b e
viewed
through
small
\windows".
Beside
eac
h
windo
w
is
a
sym
b ol
indicating
the
meaning
asso
ciated
with
the
activity
of
eac
h
LED.
T
able
1-1
describ es
the
activit y
of
the
lights
when
the
HP-UX
op erating
system
is
running
on
y
our
computer.
T
able
1-1.
LED
Symbols
and
Their
Meanings
Symb ol
LED
Activit
y
Meaning
On/O
P
o
w
er
on/standb
y
Flashing
T
ransmitting
to
LAN
Flashing
Receiving
from
LAN
Flashing
Disk
activity
Slow
ash
System
\heartb eat"
Note
If
y
ou
ha
v
e
b een
w
orking
on
y
our
system
successfully
,
and
the
\heartb
eat"
LED
remains
o
or
on
for
a
long
p erio
d
of
time,
it
may
mean
that
y
our
system
is
\h
ung"
(incapable
of
further
pro cessing).
See
Chapter
6
for
suggestions
on
ho
w
to
deal
with
this
condition.
1-4
Y
our
HP
Apollo
9000
Model
750
Computer
Summary of Contents for Apollo 9000 750
Page 27: ...Figure 1 7 Color Graphic Card Bulkhead Your HP Apollo 9000 Model 750 Computer 1 11 ...
Page 28: ...Figure 1 8 Grayscale Graphic Card Bulkhead 1 12 Your HP Apollo 9000 Model 750 Computer ...
Page 29: ...Figure 1 9 Graphic Interface Card Bulkhead Your HP Apollo 9000 Model 750 Computer 1 13 ...
Page 32: ......
Page 98: ......
Page 108: ......
Page 121: ...Figure 5 5 Lithium Battery Location Expanding Your Computer and Replacing Its Parts 5 13 ...
Page 125: ...Figure 5 7 Graphics Card Removal Expanding Your Computer and Replacing Its Parts 5 17 ...
Page 168: ...Figure 6 1 LED Array 6 26 Troubleshooting ...
Page 174: ......