Power
PIP3:
For
use
by
authorized
service
providers.
Use
this
procedure
to
isolate
a
failure
in
the
system
power.
You
will
be
testing
the
battery
power
unit
for
correct
operation.
Read
the
for
important
safety
information
before
servicing
the
system.
Attention:
Disconnecting
or
removing
the
2620
or
2628
cryptographic
I/O
processor
causes
the
loss
of
the
master
encryption
key.
1.
If
the
system
has
logical
partitions,
perform
this
procedure
only
from
the
Primary
partition’s
console
and
the
system
control
panel.
To
determine
if
the
system
has
logical
partitions,
go
to
before
continuing
with
this
procedure.
2.
Ensure
that
the
battery
power
unit
is
installed
and
that
there
was
no
system
power
loss
for
the
last
eight
hours
by
checking
the
message
log
for
CPF1816.
If
the
message
log
shows
that
a
power
loss
occurred
in
the
last
8
hours,
the
battery
may
not
be
at
full
charge
and
the
test
may
fail.
To
check
the
message
log,
perform
the
following:
a.
Enter
the
command
DSPLOG
QHST
b.
Press
F4
(prompt).
c.
Fill
in
the
time
and
date.
(The
time
date
parameter
that
you
use
should
be
for
the
last
8-hour
period.)
For
the
United
States,
the
format
is
hhmmss
mmddyy
.
Note:
The
output
may
be
printed
(*PRINT)
or
displayed.
The
default
(*)
is
to
display.
3.
Ensure
that
all
user
programs
are
ended.
4.
Perform
the
following:
a.
Ensure
the
keystick
is
inserted
and
select
Manual
mode
on
the
control
panel.
b.
Select
function
21
(Make
DST
Available)
on
the
control
panel.
c.
Press
Enter
.
d.
Enter
the
password
on
the
DST
Sign
On
display.
You
need
the
customer
password
to
get
to
the
Use
Dedicated
Service
Tools
(DST)
display.
5.
Select
Start
a
Service
Tool
—>
Hardware
service
manager
—>
System
Power
Control
Network
—>
and
press
Enter
.
6.
Select
Test
Battery
Interface
by
entering
7
under
the
OPT
column
on
the
line
for
the
correct
unit
(
not
the
line
for
the
frame).
7.
Press
Enter
to
confirm
your
selection.
Does
the
battery
test
complete
with
no
problems
found?
v
Yes
:
Approximately
24
hours
from
now,
the
system
will
perform
a
battery
capacity
test.
When
the
battery
capacity
test
completes
successfully,
the
battery
power
unit
test
is
complete.
This
ends
the
procedure.
v
No
:
Exchange
the
following,
one
at
a
time.
See
the
or
the
remove
and
replace
procedures
in
the
manual
on
the
V5R1
Supplemental
Manuals
web
site
.
a.
Battery
power
unit
(see
symbolic
FRU
b.
Battery
charger
unit
(see
symbolic
FRU
or
uninterruptible
power
supply
(see
symbolic
FRU
as
installed.
c.
The
SPCN
card
(see
symbolic
FRU
d.
Backplane
(see
symbolic
FRU
This
ends
the
procedure.
Power
PIP4:
For
use
by
authorized
service
providers.
A
system
unit
power
supply
load
fault
is
occurring.
Read
the
for
important
safety
information
before
servicing
the
system.
Analyze
hardware
problems
153
