Lenovo ThinkCentre M91p Hardware Maintenance Manual - Page 87

Replacing the heat sink

Page 87 highlights

7. Turn on the computer and all attached devices. 8. Use the Setup Utility program to set the date, time, and any passwords. See Chapter 6 "Using the Setup Utility program" on page 41. Replacing the heat sink Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to replace the heat sink. CAUTION: The heat sink might be very hot. Turn off the computer and wait three to five minutes to let the computer cool before opening the computer cover. To replace the heat sink, do the following: 1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer. 2. Open the computer cover. See "Opening the computer cover" on page 72. 3. Locate the heat sink. See "Locating components" on page 71. Chapter 8. Replacing FRUs 81

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7. Turn on the computer and all attached devices.
8. Use the Setup Utility program to set the date, time, and any passwords. See Chapter 6 “Using the Setup
Utility program” on page 41.
Replacing the heat sink
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the
ThinkCentre User Guide
. To obtain a copy of the
ThinkCentre User Guide
, go to:
This section provides instructions on how to replace the heat sink.
CAUTION:
The heat sink might be very hot. Turn off the computer and wait three to five minutes to let the
computer cool before opening the computer cover.
To replace the heat sink, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Open the computer cover. See “Opening the computer cover” on page 72.
3. Locate the heat sink. See “Locating components” on page 71.
Chapter 8
.
Replacing FRUs
81