HP Mini 311-1028TU HP Pavilion dm1 HP Mini 311 Compaq Mini 311 - Maintenance a - Page 83

Heat sink assembly, Accessory compartment cover see

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Removal and replacement procedures Heat sink assembly ✎ To properly ventilate the computer, allow at least 7.6 cm (3 in) of clearance on the left side of the computer. The computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is designed to turn on automatically when high temperature conditions exist. 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. Description Heat sink assembly (includes replacement thermal material) For use with the HP Mini and Compaq Mini For use with the HP Pavilion Spare part number 580059-001 580058-001 Before removing the 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 4-7). 5. Remove the following components: a. Accessory compartment cover (see "Keyboard" on page 4-21) b. Hard drive (see "Hard drive" on page 4-18) c. Keyboard (see "Keyboard" on page 4-21) d. Top cover (see "Top cover" on page 4-24) e. Display assembly (see "Display assembly" on page 4-31) f. System board (see "System board" on page 4-38) g. Fan (see "Fan" on page 4-42) Maintenance and Service Guide 4-43

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Removal and replacement procedures
Maintenance and Service Guide
4–43
Heat sink assembly
✎
To properly ventilate the computer, allow at least 7.6 cm (3 in) of clearance on the left side of the computer. The
computer uses an electric fan for ventilation. The fan is controlled by a temperature sensor and is designed to
turn on automatically when high temperature conditions exist. 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 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 4-7
).
5. Remove the following components:
a.
Accessory compartment cover (see
“Keyboard” on page 4-21
)
b.
Hard drive (see
“Hard drive” on page 4-18
)
c.
Keyboard (see
“Keyboard” on page 4-21
)
d.
Top cover (see
“Top cover” on page 4-24
)
e.
Display assembly (see
“Display assembly” on page 4-31
)
f.
System board (see
“System board” on page 4-38
)
g.
Fan (see
“Fan” on page 4-42
)
Description
Spare part number
Heat sink assembly
(includes replacement thermal material)
For use with the HP Mini and Compaq Mini
580059-001
For use with the HP Pavilion
580058-001