Compaq Presario CQ40-400 Compaq Presario CQ40 Notebook PC - Maintenance and Se - Page 87

Processor, Display assembly see

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Processor NOTE: The processor spare part kit includes thermal material. Description Intel T9550 Core2 Duo mobile processor (2.66 GHz, 6-MB L2 cache) Intel P8700 Core2 Duo mobile processor (2.53 GHz, 3-MB L2 cache) Intel P8600 Core2 Duo mobile processor (2.40 GHz, 3-MB L2 cache) Intel P8400 Core2 Duo mobile processor (2.26 GHz, 3-MB L2 cache) Intel P7450 Core2 Duo mobile processor (2.13 GHz, 3-MB L2 cache) Intel T5800 Core2 Duo mobile processor (2.06 GHz, 2-MB L2 cache) Intel T6400 Core2 Duo mobile processor (2.00 GHz, 2-MB L2 cache) Intel T6600 Core2 Duo mobile processor (2.20 GHz, 2-MB L2 cache) Intel T3400 Pentium processor for mobile (2.16 GHz, 1-MB cache) Intel T4200 Pentium processor for mobile (2.00 GHz, 1-MB cache) Spare part number 507953-001 507960-001 507963-001 507964-001 507965-001 515040-001 513592-001 513593-001 509549-001 513599-001 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 34). 5. Remove the following components: a. Hard drive (see Hard drive on page 36) b. Optical drive (see Optical drive on page 35) c. Keyboard (see Keyboard on page 44) d. Keyboard cover (see Keyboard cover on page 46) e. Speaker assembly (see Speaker assembly on page 49) f. Display assembly (see Display assembly on page 51) g. Top cover (see Top cover on page 59) h. System board (see System board on page 74) i. Heat sink (see Heat sink on page 77) Remove the processor: 1. Turn the processor locking screw (1) one-half turn counterclockwise until you hear a click. Component replacement procedures 79

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Processor
NOTE:
The processor spare part kit includes thermal material.
Description
Spare part number
Intel T9550 Core2 Duo mobile processor (2.66 GHz, 6-MB L2 cache)
507953-001
Intel P8700 Core2 Duo mobile processor (2.53 GHz, 3-MB L2 cache)
507960-001
Intel P8600 Core2 Duo mobile processor (2.40 GHz, 3-MB L2 cache)
507963-001
Intel P8400 Core2 Duo mobile processor (2.26 GHz, 3-MB L2 cache)
507964-001
Intel P7450 Core2 Duo mobile processor (2.13 GHz, 3-MB L2 cache)
507965-001
Intel T5800 Core2 Duo mobile processor (2.06 GHz, 2-MB L2 cache)
515040-001
Intel T6400 Core2 Duo mobile processor (2.00 GHz, 2-MB L2 cache)
513592-001
Intel T6600 Core2 Duo mobile processor (2.20 GHz, 2-MB L2 cache)
513593-001
Intel T3400 Pentium processor for mobile (2.16 GHz, 1-MB cache)
509549-001
Intel T4200 Pentium processor for mobile (2.00 GHz, 1-MB cache)
513599-001
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
34
).
5.
Remove the following components:
a.
Hard drive (see
Hard drive
on page
36
)
b.
Optical drive (see
Optical drive
on page
35
)
c.
Keyboard (see
Keyboard
on page
44
)
d.
Keyboard cover (see
Keyboard cover
on page
46
)
e.
Speaker assembly (see
Speaker assembly
on page
49
)
f.
Display assembly (see
Display assembly
on page
51
)
g.
Top cover (see
Top cover
on page
59
)
h.
System board (see
System board
on page
74
)
i.
Heat sink (see
Heat sink
on page
77
)
Remove the processor:
1.
Turn the processor locking screw
(1)
one-half turn counterclockwise until you hear a click.
Component replacement procedures
79