HP ENVY 15 Maintenance And Service Manual page 81

5. Remove the heat sink (2).
NOTE: Due to the adhesive quality of the thermal material located between the heat sink and
the system board components, it may be necessary to move the heat sink from side to side to
detach it.
NOTE: Steps 6 and 7 apply to computer models equipped with a graphics subsystem with
UMA memory.
6. Following the 1 through 4 sequence stamped into the heat sink, loosen the four Phillips
PM2.0×11.0 captive screws (1) that secure the heat sink to the system board.
Component replacement procedures 71