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Description Spare part number

Phenom II P840, 1.9-GHz, 1.5-MB L2 cache, Tri-Core (25W) 616335-001

Phenom II P860, 2.0-GHz, 1.5-MB L2 cache Tri-Core (25W) 634688-001

Phenom II P920, 1.6-GHz, 2-MB L2 cache Quad-Core (25W) 594170-001

Phenom II P940, 1.7-GHz, 2-MB L2 cache Quad-Core (25W) 616336-001

Phenom II P960, 1.8-GHz, 2-MB L2 cache Quad-Core (25W) 634689-001

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 48).

5. Remove the switch cover and keyboard (see

Switch cover and keyboard on page 49).

6. Remove the thermal shield (see

Thermal shield on page 59).

7. Remove the heat sink and fan (see

Heat sink and fan on page 63).

NOTE: It is not necessary to disconnect the keyboard to remove the procesor.

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.

68 Chapter 4 Removal and replacement procedures

Other manuals for HP ProBook 4525s

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General

Graphics	ATI Mobility Radeon HD 4250
Processor	AMD Turion II, AMD Athlon II
Display	15.6-inch diagonal LED-backlit HD anti-glare (1366 x 768 resolution)
Memory	Up to 8 GB DDR3
Storage	250GB, 320GB, 500GB HDD
Operating System	Genuine Windows 7 Professional, Genuine Windows 7 Home Premium, Genuine Windows 7 Home Basic
Battery	6-cell Lithium-Ion
Chipset	AMD M880G
Optical Drive	DVD+/-RW SuperMulti DL
Wireless	802.11b/g/n, Bluetooth 2.1
Audio	Integrated stereo speakers, Integrated microphone
Ports	3 USB 2.0, VGA, HDMI, RJ-45, headphone/microphone combo jack
Card Reader	SD/MMC
Webcam	2 MP Webcam