HP (Hewlett-Packard) 541 Laptop User Manual


 
Processor
NOTE: All processor spare part kits include replacement thermal material. Replacement thermal
material is also available in the Thermal Material Kit, spare part numbers 456605-001 and 456606-001.
Description Spare part number
Intel Core2 Duo processors
T5470 1.60-GHz processor (2-MB L2 cache, 800-MHz FSB)
500007-001
T5270 1.40-GHz processor (2-MB L2 cache, 800-MHz FSB)
500005-001
Intel Celeron M processors
P550 2.0-GHz (1-MB L2 cache, 533-MHz FSB)
508757-001
P530 1.73-GHz processor (1-MB L2 cache, 533-MHz FSB)
500006-001
Intel Celeron M Dual Core processors
T1400 1.73-GHz (1-MB L2 cache, 533-MHz FSB) 506448-001
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 37).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 38)
b. Optical drive (see
Optical drive on page 45)
c. Keyboard (see
Switch cover and keyboard on page 47)
d. Switch cover (see
Switch cover and keyboard on page 47)
e. Speaker (see
Speaker on page 51)
f. Display lid switch module (see
Display lid switch module on page 52)
g. Display assembly (see
Display assembly on page 53)
h. Top cover (see
Top cover on page 58)
i. System board (see
System board on page 66)
Remove the processor:
1. Turn the system board upside down, with the USB connectors toward you.
2. Use a flat-bladed screwdriver to turn the processor locking screw (1) one-half turn counterclockwise
until you hear a click.
74 Chapter 4 Removal and replacement procedures