HP ProBook 4325s HP ProBook 4325s, 4326s and 4425s Notebook PCs - Maintenance - Page 83

Processor, Battery, on Switch cover, Keyboard, Optical drive, Speakers, Palm rest, Top cover

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Processor NOTE: The processor spare part kit includes replacement thermal material. Description Processor (includes replacement thermal material) (not illustrated) ● Phenom II DC QC P920 1.6Ghz 2M L2 25W ● Phenom II DC P820 Tri-Core 1.8Ghz 1.5M L2 25W ● Turion II P520 DDR3-1066 Mhz ● Athlon II P320 DDR3-1066 Mhz ● Sempron N120 DDR3-1066 Mhz Spare part number 594170-001 594167-001 594173-001 594165-001 594171-001 Before removing the processor, 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 44). 5. Remove the following components: a. Switch cover (see Switch cover on page 46) b. Keyboard (see Keyboard on page 48) c. Optical drive (see Optical drive on page 52) d. Speakers (see Speakers on page 55) e. Palm rest (see Palm rest on page 60) f. Top cover (see Top cover on page 86) Remove the processor: 1. Position the computer right-side up with the front toward you. 2. Use a flat-bladed screwdriver to turn the processor locking screw (1) one-half turn counterclockwise until you hear a click. Component replacement procedures 75

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Processor
NOTE:
The processor spare part kit includes replacement thermal material.
Description
Spare part number
Processor
(includes replacement thermal material) (not illustrated)
●
Phenom II DC QC P920 1.6Ghz 2M L2 25W
594170-001
●
Phenom II DC P820 Tri-Core 1.8Ghz 1.5M L2 25W
594167-001
●
Turion II P520 DDR3-1066 Mhz
594173-001
●
Athlon II P320 DDR3-1066 Mhz
594165-001
●
Sempron N120 DDR3-1066 Mhz
594171-001
Before removing the processor, 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
44
).
5.
Remove the following components:
a.
Switch cover (see
Switch cover
on page
46
)
b.
Keyboard (see
Keyboard
on page
48
)
c.
Optical drive (see
Optical drive
on page
52
)
d.
Speakers (see
Speakers
on page
55
)
e.
Palm rest (see
Palm rest
on page
60
)
f.
Top cover (see
Top cover
on page
86
)
Remove the processor:
1.
Position the computer right-side up with the front toward you.
2.
Use a flat-bladed screwdriver to turn the processor locking screw
(1)
one-half turn
counterclockwise until you hear a click.
Component replacement procedures
75