Power Supply Leds - Cisco 7000 Series Hardware Installation And Maintenance

Power LEDs
Supply
Power
Supply
There
Each AC-input power
Figure
input
down
Power
or operator
Power
temperature
In
systems
AC-input power
ramps
power
on powered
Figure
The DC-input power
Figure
Figure
LED
The
out
Power
failure
Power
temperature
B-2 7000 Hardware
Cisco
LEDs
two
types of
are supplies
power
contains
supply
AC
B-2
The
power
green
DC
AC
The
yellow
power
reasons
of the following
for
any
DC
section failure
supply
turned off
system
shutdown
initiated
supply
condition
or voltage
AC-input power supply and
with
single
are being
supplies
when
down but off the
is power
and one power
supply is
still
the active
supply
by
Power
B-2
AC-Input
LEDs
supply
LEDs
B-3 the are in
Note that
B-2 The
power
input
green
but
flashes
normally off
is
LED
the
on if
fail
power
goes
DC-output
supply failure
or operator turned off
shutdown
initiated
supply
condition
or voltage
and Maintenance
Installation
7000 AC-input and DC-input
for the Cisco
AC DC
power and
fail
LED
indicates the
that
power
LED
but goes
fail normally off
is
which be
could caused by
actual
power
or an failure in
the because
by power
supply
in the
supply
power
in systems
DC
LED
down
shut the fail
has completely
supply
DC
LED
on
the
active fail
LEDs
Supply
Captive
installation
LED
include the input
power
similar location the
to
LED
when
on the input
is
for
power on
lamp test
at
down
for
shuts
supply
which be
could caused by
power or an actual failure
system
the because
by
supply
power
in the
supply
power
LEDs
and
switch
power
as
on and
turned
is
is
supply
on the
if
power
supply
AC
of power input line
loss
the
power supply
detected an out-of-tolerance
it
when
with redundant
power
the system
on momentarily
as
goes
down
shut In systems with redundant
failed will
the power
supply
Power
supply
front
panel
LED
and See
the out
fail
shown
AC-input power
supply
The
applied yellow
power is
reasons
of the following
either
of
loss DC-input power input
the
in
DC-input power
detected out-of-tolerance
an
it
shown
in
receiving
shuts
failure
both
remain
in
fail
out
line
supply