Replacing The Heat Sink And Fan Assembly - Lenovo ThinkStation 4215 Hardware Maintenance Manual

Figure 19. Removing the old battery
Figure 20. Installing a new battery
10. Use the Setup Utility program to set the date, time, and any passwords. See

Replacing the heat sink and fan assembly

This section provides instructions on how to replace the heat sink and fan
assembly.
CAUTION:
The heat sink and fan assembly might be very hot. Turn off the computer and
wait three to five minutes to let the computer cool before removing the
computer cover.
6. Install a new battery.
7. Reinstall any internal parts that have been removed.
8. Reinstall the computer cover and reconnect the cables. See "Completing the
FRU replacement" on page 122.
9. Turn on the computer and all attached devices.
Note: When the computer is turned on for the first time after replacing the
battery, an error message might be displayed. This is normal after
replacing the battery.
Chapter 6, "Using the Setup Utility program," on page 49.
Attention
Do not open your computer or attempt any repair before reading and
understanding the "Important safety information" in the ThinkStation Safety
and Warranty Guide that came with your computer. To obtain a copy of the
ThinkStation Safety and Warranty Guide, go to:
http://www.lenovo.com/support
Chapter 9. Replacing FRUs
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