2.
Ensure
the
keystick
is
inserted
and
select
Manual
mode
on
the
system
unit
control
panel.
3.
Attempt
to
power
on
the
system.
Does
the
system
power
on?
v
Yes
:
Continue
with
the
next
step.
v
No
:
Go
to
step
7
(See
page
.
-
Perform
the
following:
1.
Power
off
the
system.
2.
Display
the
selected
IPL
mode
on
the
system
unit
control
panel.
Is
the
selected
mode
the
same
mode
the
customer
was
using
when
the
power-on
failure
occurred?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Go
to
step
13
(See
page
.
-
Perform
the
following:
1.
Power
off
the
system.
2.
Select
the
mode
on
the
system
unit
control
panel
the
customer
was
using
when
the
power-on
failure
occurred.
3.
Attempt
to
power
on
the
system.
Does
the
system
power
on?
v
No
:
Exchange
the
system
unit
control
panel
card
(see
the
This
ends
the
procedure.
v
Yes
:
Continue
with
the
next
step.
-
Is
a
function
11
SRC
displayed
on
the
system
unit
control
panel?
v
No
:
Continue
with
the
next
step.
v
Yes
:
Go
to
This
ends
the
procedure.
-
Is
the
Power
Ready
light
on
continuously?
Note:
The
Power
Ready
light
blinks
at
a
1
second
rate
during
a
normal
power-on
sequence.
It
should
not
blink
for
more
than
1
minute.
v
Yes
:
Continue
with
the
next
step.
v
No
:
Perform
the
following:
1.
Disconnect
the
mainline
ac
power
cable
from
the
customer’s
ac
power
outlet.
2.
Exchange
one
of
the
following
FRUs:
–
SPCN
card
(see
symbolic
FRU
–
ac
module
(see
symbolic
FRU
or
battery
charger
unit
(see
symbolic
FRU
–
System
unit
control
panel
card
(see
symbolic
FRU
3.
Reconnect
the
mainline
ac
power
cable
to
the
power
outlet.
4.
Attempt
to
power
on
the
system.
5.
If
the
system
powers
on,
the
FRU
you
exchanged
is
the
failing
item.
6.
If
the
system
does
not
power
on,
repeat
steps
14a
(See
page
through
14f
(See
page
and
exchange
the
next
FRU
in
the
list.
If
the
system
does
not
power
on
after
exchanging
all
the
FRUs
in
the
list,
ask
your
next
level
of
support
for
assistance.
This
ends
the
procedure.
-
Is
there
more
than
one
frame
on
the
system?
v
Yes
:
Continue
with
the
next
step.
v
No
:
Go
to
step
17
(See
page
.
-
Do
all
of
the
frames
on
the
system
become
powered
on?
Analyze
hardware
problems
37
