Replacing the heat sink and fan assembly
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
on page 1.
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.
To replace the heat sink and fan assembly, 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. Remove the computer cover. See “Removing the computer cover” on page 90.
3. Lay the computer on its side for easier access to the system board.
4. Locate the heat sink and fan assembly. See “Locating parts on the system board” on page 73.
5. Disconnect the heat sink and fan assembly cable from the microprocessor fan connector on the system
board. See “Locating parts on the system board” on page 73.
6. Follow this sequence to remove the four screws that secure the heat sink and fan assembly to the
system board:
a. Partially remove screw
1
, then fully remove screw
2
, and then fully remove screw
1
.
b. Partially remove screw
3
, then fully remove screw
4
, and then fully remove screw
3
.
Note:
Carefully remove the four screws from the system board to avoid any possible damage to the
system board. The four screws cannot be removed from the heat sink and fan assembly.
Figure 33. Removing the heat sink and fan assembly
Chapter 9
.
Replacing FRUs (machine types: 10B0, 10B1, 10B2, and 10B3)
103
Содержание 10AX
Страница 6: ...iv ThinkCentre M73 Hardware Maintenance Manual ...
Страница 8: ...2 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 15: ...Chapter 2 Safety information 9 ...
Страница 19: ...Chapter 2 Safety information 13 ...
Страница 20: ...1 2 14 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 21: ...1 2 Chapter 2 Safety information 15 ...
Страница 26: ...1 2 20 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 27: ...1 2 Chapter 2 Safety information 21 ...
Страница 30: ...24 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 34: ...28 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 40: ...34 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 74: ...68 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 92: ...86 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 140: ...134 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 194: ...188 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 248: ...242 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 258: ...252 ThinkCentre M73 Hardware Maintenance Manual ...
Страница 259: ......
Страница 260: ......