Fan - HP ProBook 4740s Maintenance And Service Manual
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Also See for ProBook 4740s:
- User manual (110 pages) ,
- Getting started manual (67 pages) ,
- Quickspecs (42 pages)
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Fan
Description
Fan
Before removing the fan, 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
5.
Remove the following components:
a.
Bottom door (see
b.
Keyboard (see
c.
Top cover (see
Remove the fan:
1.
Position the computer upside down.
2.
Disconnect the fan cable from the system board.
3.
Position the computer upright.
4.
Remove the Phillips PM2.0×4.0 screw (1) that secures the fan to the system board.
64
Chapter 4 Removal and replacement procedures
Battery on page
40).
Bottom door on page
Keyboard on page
52)
Top cover on page
54)
41).
Spare part number
689658-001
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