IBM SAN256B-6, Installation, Service And User Manual

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5. If you are not replacing the power supply and can leave the device operating, insert a filler panel into
the slot and tighten captive screw to secure to chassis.
Installing a power supply
About this task
To install a power supply, complete the following steps.
Procedure
1.
If a filler panel is installed over the slot where you are installing the power supply, remove the panel
by loosening the captive screw located on the right side of the panel. When the screw releases from
chassis, pull on the screw to lift the panel from the chassis slot.
2. Grasp the handle and slide the new power supply into the chassis while supporting the power supply
from beneath. Push the power supply into slot until the connectors seat in the chassis backplane.
3. Verify that the power supply assembly is seated by gently pushing on the handle.
4. Push in captive screw, and then tighten with fingers to secure power supply assembly to chassis.
Note: Make sure that captive screws securing power supply assembly to chassis are tightened. If not,
high pressure from fan operation may unseat power supply assembly from chassis connectors.
5. Connect power to the power supply using steps in “Providing power to the device” on page 46.
6.
Verify that the power LED on the power supply displays steady green when power is fully applied.
Verifying power supply operation
About this task
Perform the following tasks to verify operation of the power supply:
Figure 69. Removing and installing power supply assembly
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SAN256B-6 Installation, Service, and User Guide