HP 2730p - EliteBook - Core 2 Duo 1.86 GHz Maintenance And Service Manual page 71

Hp elitebook 2730p notebook pc - maintenance and service guide
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2. Turn the system board upside down with the front toward you.
3. Loosen the six Phillips PM2.5×7.0 captive screws
enclosure in the 1, 2, 3, 4, 5, 6 sequence stamped into the fan/heat sink assembly.
4. Remove the fan/heat sink assembly
Due to the adhesive quality of the thermal material located between the processor heat sink and system board
components, it may be necessary to move the processor heat sink from side to side to detach it.
The thermal material must be thoroughly cleaned from the surfaces of the heat sink , , and , the processor
the graphics system component
Replacement thermal material is included with all system board and fan/heat sink assembly spare part kits.
Reverse this procedure to install the fan/heat sink assembly.
To properly ventilate the computer, allow at least a 7.6-cm (3-inch) 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.
Maintenance and Service Guide
that secure the fan/heat sink assembly to the base
.
, and the system board component
Removal and replacement procedures
each time the heat sink is removed.
,
4–35

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