Fan/heat sink assembly
Description | Spare part number |
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Fan/heat sink assembly (includes replacement thermal material) | |
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Processor brackets |
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For use only with computer models equipped with T7250, T5550, T5450, and T5250 processors | |
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For use only with computer models equipped with T7700 and T7500 processors | |
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NOTE: To properly ventilate the computer, allow at least a
These conditions are affected by high external temperatures, system power consumption, power management/battery conservation configurations, battery fast charging, and software requirements. Exhaust air is displaced through the ventilation grill located on the left side of the computer.
Before removing the fan/heat sink assembly, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer.
4. Remove the battery (see Battery on page 36).
5. Remove the following components:
a. Hard drives (see Hard drives on page 41)
b. Optical drive (see Optical drive on page 47)
c. Switch cover (see Switch cover on page 49)
d. Keyboard (see Keyboard on page 53)
e. Speaker assembly (see Speaker assembly on page 51)
f. Display assembly (see Display assembly on page 55)
g. Top cover (see Top cover on page 61)
h. Audio board (see Audio board on page 71)
i. USB/power connector board (see USB/power connector board on page 67)
j. System board (see System board on page 68)
Remove the fan/heat sink assembly:
1. Turn the system board upside down with the expansion port 3 and external monitor port toward you.
2. Disconnect the fan cable (1) from the system board.
74 Chapter 4 Removal and replacement procedures
