HP ProBook 6475b Maintenance And Service Manual page 108

d. WLAN module (see
e. WWAN module (see
f. Fan (see
g. Keyboard (see
h. Base enclosure (see
i. System board (see
Remove the heat sink:
NOTE: Steps 1 and 2 apply to computer models equipped with a graphics subsystem with discrete
memory. See steps 3 and 4 for heat sink removal information for computer models equipped with a
graphics subsystem with UMA memory.
1. Following the 1, 2, 3, 4, 5, 6 sequence stamped into the heat sink, loosen the six captive Philllips
screws (1) and (2) that secure the heat sink to the system board.
2. Remove the heat sink (3).
NOTE:
the system board components, it may be necessary to move the heat sink from side to side to
detach it.
NOTE:
memory. See steps 1 and 2 for heat sink removal information for computer models equipped with
a graphics subsystem with discrete memory.
100 Chapter 4 Removal and replacement procedures
WLAN module on page
WWAN module on page
Fan on page 75)
Keyboard on page
Base enclosure on page
System board on page
Due to the adhesive quality of the thermal material located between the heat sink and
Steps 3 and 4 apply to computer models equipped with a graphics subsystem with UMA
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80)
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