Dell Studio One 19 (1909, Early 2009) - Manual (Page 42)

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System Fan and Heat Sink Assembly
Dell Studio One 19/1909 Service Manual
Removing the System Fan and Heat Sink Assembly
Replacing the System Fan and Heat Sink Assembly
Removing the System Fan and Heat Sink Assembly
1. Follow the procedures in Before You Begin .
2. Remove the computer cover (see Removing the Computer Cover ).
3. Remove the shield (see Removing the Shield ).
4. Remove the stand (see Replacing the Stand ).
5. Remove the back I/O panel (see Removing the Back I/O Panel ).
6. Remove the three screws securing the system fan to the system board.
7. Loosen the two captive screws securing the heat sink to the system board.
8. Slide and lift the system fan away from the frame of the computer.
9. Disconnect the system fan cable from the connector (SYS_FAN1) on the system board.
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best
practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.
WARNING: Do not touch the fan when the computer is powered on.
CAUTION: Do not perform the following steps unless you are familiar with hardware removal and replacement. Performing these steps
incorrectly could damage your system board. For technical service information, see the Setup Guide.
CAUTION: The heat sink assembly may be very hot during normal operation. Be sure that it has had sufficient time to cool before you touch it.