Lenovo 70F0, User Manual And Hardware Maintenance Manual

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4. Connect the power cord to the power cord connector on the new power supply. Then, check the status
LED on the front panel. See “LEDs on the front panel” on page 15.
5. If you are instructed to return the failing power supply, follow all packaging instructions and use any
packaging materials that are supplied to you for shipping.
Replacing the fan assembly
Attention: Do not open your storage array or attempt any repair before reading and understanding the “Safety
information” on page iii and “Guidelines” on page 31.
This topic provides instructions on how to replace the fan assembly.
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Notes:
• Depending on the model, your storage array might look slightly different from the illustrations in this topic.
• Use any documentation that comes with the new fan assembly and follow those instructions in addition to
the instructions in this topic.
• Ensure that both fan assemblies are working correctly. Replace the failing fan assembly to avoid
overheating problems.
To replace the fan assembly, do the following:
1. Disconnect all power cords from electrical outlets and disconnect all cables that are connected to
the storage array.
2. Locate the failing fan assembly. See “Storage array components” on page 12.
3. Loosen the screws 1 and pull the two screws outward to remove the failing fan assembly out of the
chassis.
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ThinkServer Storage SA120 User Guide and Hardware Maintenance Manual