and power supply and fan unit fits snugly into the slot, push the lever
downward or upward 90° to fully latch the power supply and fan unit into place,
depending on whether you are inserting the power supply and fan unit into the
right or left power supply and fan unit bay. Then gently push the front of the
power supply and fan unit to ensure that it is fully seated.
Attention:
The left and right power supply and fan units are seated in the
EXP810 chassis in opposite orientations. If you cannot fully insert the power
supply and fan unit into the power supply and fan unit bay, flip it 180° and
reinsert it. Make sure that the levers lock into place in the storage expansion
enclosure chassis.
13. Plug in the power cord and turn on the power.
14. Check the Power and Fault LEDs on the new unit.
Lever
Figure
54.
Replacing
a
power
supply
and
fan
unit
15. Based on the status of the Power and Fault LEDs, choose one of the following
steps:
v
Fault
LED
is
on
and
ac
and
dc
power
LED
are
off
- The new unit might
be installed incorrectly. The power supply and fan unit switch may not be
turned on. The power cord plug may not be fully inserted into the power
outlet or the power supply and fan unit ac socket. There is not any power to
the outlet that the power supply and fan unit is connected to. The power
cord may be faulty. Go to step 16.
v
Fault
and
ac
power
LED
are
on
but
the
dc
power
LED
is
off
- The power
supply and fan unit is faulty. Turn the power supply and fan unit power
switch to off and contact IBM Customer and Technical Support for another
power supply and fan unit.
v
The
ac
and
dc
Power
LED
are
on
and
Fault
LED
is
off
- Go to step 17
on page 109.
16. Perform the following task or task(s) to resolve the problem:
v
Ensure that the power switch is turned to the on position.
v
Ensure that there is power at the ac outlet and no circuit breaker has
tripped.
v
Ensure that the power cord is working and fully seated into the electrical
outlet and the power supply and fan unit ac socket.
v
Reinstall the power supply and fan unit.
108
IBM System Storage DS4000 EXP810 Storage Expansion Enclosure: Installation, User’s and Maintenance Guide
Summary of Contents for DS4000 EXP810
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