Step
1522-2
If
the
system
is
not
receiving
power
and
the
LED
on
the
power
distribution
bus
is
off,
unplug
the
customer’s
power
cable
from
the
uninterruptible
power
source,
and
then
plug
the
customer’s
power
cable
into
the
power
distribution
bus.
The
green
LEDs
located
on
the
power
distribution
bus
indicate
that
power
is
supplied
from
the
customer’s
outlet,
through
the
customer’s
power
cable,
and
to
the
power
distribution
bus.
Are
the
LEDs
on
the
power
distribution
bus
ON?
NO
Check
the
customer’s
power
cable
for
the
proper
voltage
from
the
wall
outlet
to
the
power
distribution
bus
or
uninterruptible
power
source.
Then
go
to
“Step
1522-3.”
YES
Replace
the
uninterruptible
power
source
if
necessary.
Refer
to
the
maintenance
and
diagnostic
information
in
the
service
guide
for
the
uninterruptible
power
source
installed
in
your
rack,
and
then
go
to
“Step
1522-10”
on
page
23.
Step
1522-3
Was
the
voltage
correct?
NO
Check
the
customer’s
outlet
for
the
correct
voltage.
If
correct,
exchange
the
power
cable.
Then
go
to
“Step
1522-10”
on
page
23.
YES
Exchange
the
power
distribution
bus,
and
go
to
“Step
1522-10”
on
page
23.
Step
1522-4
Did
any
of
the
power
lights
on
the
devices
come
on
and
stay
on?
NO
If
the
LED
on
the
power
distribution
panel
is
off,
check
the
customer’s
power
cable
for
the
proper
voltage
from
the
wall
outlet
to
the
power
distribution
bus
and
go
to
“Step
1522-5.”
YES
If
a
single
device
is
not
receiving
power,
go
to
“Step
1522-6.”
Step
1522-5
Was
the
voltage
correct?
NO
Check
the
customer’s
outlet
for
the
correct
voltage.
If
correct,
exchange
the
power
cable
and
then
go
to
“Step
1522-10”
on
page
23.
YES
Exchange
the
power
distribution
bus
and
go
to
“Step
1522-10”
on
page
23.
Step
1522-6
Did
the
drawer
power
reset
circuit
breaker
on
the
power
distribution
bus
go
to
the
Off
position
(pop
out)?
NO
Go
to
“Step
1522-7”
on
page
23.
YES
Go
to
“Step
1522-9”
on
page
23.
22
7014
Model
T00,
and
Model
T42
Service
Guide
Summary of Contents for THINKPAD T42 -
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