HP ProBook 4230s, Руководство по техническому обслуживанию и ремонту

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Processor
NOTE: All processor spare part kits include replacement thermal material.
Description Spare part number
Intel Core i7 processor, Dual Core
2620M, 2.7-GHz (turbo up to 3.4-GHz) processor with 4-MB L3 cache (includes thermal grease) 631252-001
Intel Core i5 processors, Dual Core
2540M, 2.6-GHz (turbo up to 3.3-GHz) processor with 3-MB L3 cache (includes thermal grease) 631255-001
2520M, 2.5-GHz (turbo up to 3.2-GHz) processor with 3-MB L3 cache (includes thermal grease) 631253-001
2430M, 2.4-GHz (turbo up to 3.0-GHz) processor with 3-MB L3 cache (includes thermal grease) 653341-001
2410M, 2.3-GHz (turbo up to 2.9-GHz) processor with 3-MB L3 cache (includes thermal grease) 638039-001
Intel Core i3 processors, Dual Core
2350M, 2.3-GHz processor with 3-MB L3 cache 653340-001
2330M, 2.2-GHz processor with 3-MB L3 cache 653339-001
2310M, 2.1-GHz processor with 3-MB L3 cache (includes thermal grease) 638037-001
Intel Pentium Dual-Core processors
B950, 2.1-GHz, with 2-MB L3 cache 653338-001
B940, 2.0-GHz, with 2-MB L3 cache 653337-001
Intel Celeron processors
B840, 1.9-GHz, with 2-MB L3 cache 664663-001
B810, 1.6-GHz, with 2-MB L3 cache 646760-001
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 41 ).
5. Remove the following components:
a. Access door (see Access door on page 43 ).
b. WLAN module (see WLAN/Bluetooth combo card on page 49 )
c. WWAN module (see WWAN module on page 47 )
d. Keyboard (see Keyboard on page 54 )
e. Top cover (see Top cover on page 55 )
Component replacement procedures 71