Compaq 2230s HP Compaq 2230s Notebook PC - Maintenance and Service Guide - Page 74

Heat sink, Keyboard see

Page 74 highlights

Heat sink Description Thermal module (includes heat sink and thermal material) Spare part number 493270-001 Before removing the heat sink, 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 battery (see "Battery" on page 4-7). 5. Remove the following components: a. Hard drive (see "Hard drive" on page 4-8) b. Memory module (see "Memory module" on page 4-10) c. WLAN module (see "WLAN module" on page 4-12) d. Optical drive (see "Optical drive" on page 4-16) e. Keyboard (see "Keyboard" on page 4-18) f. Top cover (see "Top cover" on page 4-21) g. Audio board (see "Audio board" on page 4-32) h. Fan (see "Fan" on page 4-33) i. System board (see "System board" on page 4-34) Remove the heat sink: 1. Loosen the four Phillips PM2.0×10.0 captive screws 1 that secure the heat sink to the system board. 2. Remove the heat sink 2 by lifting it straight up. Removal and replacement procedures 4-40

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Removal and replacement procedures
4–40
Heat sink
Before removing the heat sink, 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 battery (see
“Battery” on page 4-7
).
5. Remove the following components:
a.
Hard drive (see
“Hard drive” on page 4-8
)
b.
Memory module (see
“Memory module” on page 4-10
)
c.
WLAN module (see
“WLAN module” on page 4-12
)
d.
Optical drive (see
“Optical drive” on page 4-16
)
e.
Keyboard (see
“Keyboard” on page 4-18
)
f.
Top cover (see
“Top cover” on page 4-21
)
g.
Audio board (see
“Audio board” on page 4-32
)
h.
Fan (see
“Fan” on page 4-33
)
i.
System board (see
“System board” on page 4-34
)
Remove the heat sink:
1. Loosen the four Phillips PM2.0×10.0 captive screws
1
that secure the heat sink to the system board.
2. Remove the heat sink
2
by lifting it straight up.
Description
Spare part number
Thermal module
(includes heat sink and thermal material)
493270-001