HP ProBook 4525s Service Manual

Memory module
NOTE: When adding a second memory module, be sure it is the same type and speed as the
installed memory module.
Description Spare part number
4-GB (PC3-1066, 1333-MHz, DDR3) 599092-001
2-GB (PC3-1066, 1333-MHz, DDR3) 598701-001
1-GB (PC3-1066, 1333-MHz, DDR3 598700-001
Before removing the memory module, 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).
NOTE: It is not necessary to disconnect the keyboard cable from the system board to remove
the memory modules.
Remove the memory module:
1. Position the computer right-side up with the front toward you.
2. Spread the retaining tabs (1) on each side of the memory module slot to release the memory
module. (The edge of the module opposite the slot rises away from the computer.)
Component replacement procedures 53

HP ProBook 4525s Specifications

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