Lenovo Storage N4610, User Manual And Hardware Maintenance Manual

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3. Note the orientation of the new power supply and then slide it into the chassis until it snaps into position.
Figure 67. Installing a power supply
4. Connect the power cord to the power cord connector on the new power supply. Then, check the
status LEDs near the power cord connector. For information about the status LEDs, see “Power supply
status LEDs” on page 33.
5. If you are instructed to return the old power supply, follow all packaging instructions and use any
packaging materials that are supplied to you for shipping.
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the replacement, go to “Completing the parts replacement” on page 135.
Installing or replacing a heat sink
Attention: Do not open your storage product or attempt any repair before reading and understanding “Safety
information” on page iii and “Guidelines” on page 49.
CAUTION:
The heat sink might be very hot. Turn off the storage product and wait several minutes to let the
storage product cool before removing the storage product cover.
Before you begin, print all the related instructions or ensure that you can view the PDF version on another
computer for reference.
Note: Depending on the model, the heat sink might look different from the illustrations in this topic.
To install or replace a heat sink, do the following:
1. Remove all media from the drives and turn off all attached devices and the storage product. Then,
disconnect all power cords from electrical outlets and disconnect all cables that are connected to
the storage product.
2. Prepare your storage product. See “Removing or extending the storage product from the rack cabinet”
on page 51.
Chapter 6
.
Replacing hardware
95