Replacing A Power Supply And Fan Unit - IBM System Storage DS5020 Installation, User's, And Maintenance Manual

13. Plug in the power cord and turn on the power.
14. Check the Power and Fault LEDs on the new unit.
Figure 85. Replacing a power supply and fan unit
15. Based on the status of the Power and Fault LEDs, choose one of the following
16. Perform the following task or task(s) to resolve the problem:
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IBM System Storage DS5020 Storage Subsystem: Installation, User's, and Maintenance Guide
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 make sure that it is fully seated.
Attention: The left and right power supply and fan units are seated in the
DS5020 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 subsystem
chassis. Do not force fit. The power supply and fan unit is designed to prevent
it from being inserted into the chassis incorrectly.
Lever
Latch
steps:
v Fault LED is on and ac and power LED are off - The new unit might be
installed incorrectly. The power supply and fan unit switch might not be
turned on. The power cord plug might 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-unit is connected to. The power cord might
be faulty. Go to step 16.
v Fault and ac power LED are on but the 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 AC and Power LED is on and Fault LED is off - Go to step 17 on page
147.
v Make sure that the power switch is turned to the on position.
v Make sure that there is power at the ac outlet and no circuit breaker has
tripped.
v Make sure 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.