HP Folio 13-1035nr HP Folio 13 - Maintenance and Service Guide - Page 58

Fan/Heat sink

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Fan/Heat sink Description Fan Heat sink Spare part number 672354-001 672355-001 NOTE: 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 fan, 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 base enclosure screws (see Base enclosure on page 27). 5. Remove the keyboard (see Keyboard on page 29). 6. Remove the top cover (see Top cover on page 31). 7. Disconnect the battery cable (see Battery on page 35), Remove the fan: 1. Turn the computer, with the front toward you. 2. Disconnect the fan cable (1) from the system board. 3. Remove the 4 Phillips PM 2.0×3.0 screws securing the heat sink (2), and the 2 Phillips PM 2.0×3.0 screws securing the fan (3). 50 Chapter 4 Removal and replacement procedures

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Fan/Heat sink
Description
Spare part number
Fan
672354-001
Heat sink
672355-001
NOTE:
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 fan, 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 base enclosure screws (see
Base enclosure
on page
27
).
5.
Remove the keyboard (see
Keyboard
on page
29
).
6.
Remove the top cover (see
Top cover
on page
31
).
7.
Disconnect the battery cable (see
Battery
on page
35
),
Remove the fan:
1.
Turn the computer, with the front toward you.
2.
Disconnect the fan cable
(1)
from the system board.
3.
Remove the 4 Phillips PM 2.0×3.0 screws securing the heat sink
(2)
, and the 2 Phillips PM
2.0×3.0 screws securing the fan
(3)
.
50
Chapter 4
Removal and replacement procedures