v
AC
module
(see
symbolic
FRU
or
battery
charger
unit
(see
symbolic
FRU
v
System
unit
control
panel
cable
v
Power
supply
(see
symbolic
FRU
PWRSPLY).
With
a
new
unit,
replace
one
of
the
power
supplies
1,
2,
3,
or
4
as
installed
until
the
failing
unit
is
found.
v
System
unit
SPCN
frame
to
frame
cable
v
System
unit
backplane
(see
symbolic
FRU
c.
Reconnect
the
mainline
ac
power
cables
to
the
power
outlet.
d.
Attempt
to
power
on
the
system.
e.
If
the
system
powers
on,
the
FRU
you
exchanged
is
the
failing
item.
f.
If
the
system
does
not
power
on,
repeat
steps
7a
(See
page
through
7f
(See
page
,
and
exchange
the
next
FRU
in
the
list.
If
the
system
does
not
power
on
after
exchanging
all
of
the
FRUs
in
the
list,
ask
your
next
level
of
support
for
assistance.
This
ends
the
procedure.
-
DANGER
Dangerous
voltage
being
measured.
(RSFTD005)
Perform
the
following:
1.
Disconnect
the
ac
power
jumper
cables
from
the
ac
module
or
battery
charger
unit.
2.
Use
a
multimeter
to
measure
the
DC
voltage
(from
battery
charger)
or
ac
voltage
(from
ac
module)
at
the
outlets
to
the
power
supplies.
Is
the
DC
voltage
from
145
V
DC
to
259
V
DC
for
the
battery
charger
unit,
or
200
V
ac
to
240
V
ac
for
the
ac
module
(dual
line
cord)?
v
Yes
:
Continue
with
the
next
step.
v
No
:
Exchange
the
battery
charger
unit
(see
symbolic
FRU
or
ac
module
(see
symbolic
FRU
This
ends
the
procedure.
-
DANGER
Dangerous
voltage
being
measured.
(RSFTD005)
Perform
the
following:
1.
Connect
the
ac
power
jumper
cables
to
the
battery
charger
or
ac
module.
2.
Disconnect
the
ac
power
jumper
cable
at
the
power
supplies.
3.
Use
a
multimeter
to
measure
the
DC
voltage
(battery
charger)
or
ac
voltage
(ac
module)
at
the
power
jumper
cables
input
to
the
power
supplies.
Is
the
DC
voltage
from
145
V
DC
to
259
V
DC
(200
V
ac
to
240
V
ac
for
dual
line
cord
units)
for
each
power
jumper
cable?
v
No
:
Exchange
the
power
jumper
cable.
This
ends
the
procedure.
v
Yes
:
Exchange
the
following
parts
one
at
a
time.
–
SPCN
card
unit
(see
symbolic
FRU
–
Display
unit
(see
symbolic
FRU
–
Power
supply
(see
symbolic
FRU
With
a
new
unit,
replace
one
of
the
power
supplies
1,
2,
3,
or
4
until
the
failing
unit
is
found.
This
ends
the
procedure.
-
Perform
the
following:
1.
Power
off
the
system.
36
iSeries:
iSeries
Server
270,
800,
810,
820,
825,
830,
840,
870,
890,
SB2,
and
SB3
Hardware
Problem
Analysis
and
Isolation
