HP EliteDesk 800 95W G4 Maintenance and Service Guide - Page 44

W models, Thermal grease services the processor

Page 44 highlights

5. 65 W models: Loosen the three screws (2) that secure the heat sink, and then lift the heat sink out of the chassis (2). 6. 95 W models: Disconnect the fan cable from the system board (1). Loosen the three screws (2) that secure the heat sink and fan assembly, and then lift the assembly out of the chassis (3). To replace the heat sink, reverse the removal procedures. Thermal grease services the processor (1) and heat sink (2). Thermal pads service the system board components (3) and heat sink (4). 36 Chapter 4 Removal and replacement procedures

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5.
65 W models:
Loosen the three screws
(2)
that secure the heat sink, and then lift the heat sink out of
the chassis
(2)
.
6.
95 W models:
Disconnect the fan cable from the system board
(1)
. Loosen the three screws
(2)
that
secure the heat sink and fan assembly, and then lift the assembly out of the chassis
(3)
.
To replace the heat sink, reverse the removal procedures.
Thermal grease services the processor
(1)
and heat sink
(2)
. Thermal pads service the system board
components
(3)
and heat sink
(4)
.
36
Chapter 4
Removal and replacement procedures