enclosure
powers
on
and
appears
to
run
normally,
reassemble
the
enclosure,
and
then
return
to
Step
1.
YES
Replace
the
damaged
component
or
reseat
the
cable,
reassemble
the
enclosure
and
then
return
to
Step
1.
Step
11
This
step
checks
the
power
distribution
cable
as
the
possible
source
of
the
problem.
1.
Press
the
power
switch
to
turn
off
the
power
to
the
7214
Storage
Enclosure.
2.
Disconnect
the
power
distribution
cable
from
the
electronics
tray
assembly.
3.
Connect
the
power
cable
to
both
the
7214
Storage
Enclosure
and
to
the
electrical
outlet.
4.
Press
the
power
switch
to
turn
on
the
power.
5.
On
each
of
the
two
device
power
distribution
cable
connectors
(see
Figure
4),
check
the
following:
v
The
+12V
signal
falls
between
a
minimum
of
+11.5
volts
and
a
maximum
of
+12.6
volts
v
The
+5V
signal
falls
between
a
minimum
of
+4.8
volts
and
a
maximum
of
+5.25
volts
Are
the
voltages
good
at
each
connector?
NO
Replace
the
power
distribution
cable
reassemble
the
enclosure,
and
then
return
to
Step
1.
YES
Reattach
the
power
cables
to
the
devices
and
then
go
to
Step
12.
Step
12
This
step
examines
the
electronics
tray
assembly
as
the
possible
source
of
the
problem.
Observe
the
amber
card
fault
LED
on
the
rear
of
the
electronics
tray
assembly.
Is
the
amber
card
fault
LED
illuminated
on
the
rear
of
the
electronics
tray
assembly?
NO
Go
to
Step
13.
YES
Replace
the
electronics
tray
assembly,
and
then
return
to
Step
1.
Figure
4.
Device
Power
Cable
Connector
Chapter
2.
Maintenance
Analysis
Procedures
13
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