Dell 1721 manual Removing the Fan Replacing the Fan

Page 32

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Fan

Dell™ Vostro™ 1700 and Inspiron™ 1720/1721 Service Manual

Removing the Fan

Replacing the Fan

Removing the Fan

CAUTION: Before you begin the following procedure, follow the safety instructions in the Product Information Guide.

1.Follow the instructions in Before You Begin.

2.Remove the optical drive (see Removing the Optical Drive).

3.Remove the hard drive (see Removing a Hard Drive).

4.Remove the hinge cover (see Removing the Hinge Cover).

5.Remove the keyboard (see Removing the Keyboard).

6.Remove the display assembly (see Removing the Display Assembly).

7.Remove the internal card with Bluetooth wireless technology, if installed (see Removing the Bluetooth Card).

8.Remove the palm rest (see Removing the Palm Rest).

9.Remove the graphics card assembly, if installed (see Removing the Graphics Card Assembly).

10.Remove the processor thermal-cooling assembly (see Removing the Processor Thermal-Cooling Assembly).

11.Disconnect the fan connector from the system board connector.

12.In sequential order, remove the four M2.5 x 5-mm screws that secure the fan to the base of the computer.

13.Remove the fan.

1M2.5 x 5-mm screws (4) 2 fan

3fan connector

Replacing the Fan

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Contents Page Wireless Sniffer Board Removing the Wireless Sniffer BoardBack to Contents Computer Base and ComponentsRemoving the Audio Connector Board Audio Connector BoardReplacing the Wireless Sniffer Board Removing the CIR Board Replacing the Audio Connector BoardConsumer Infrared CIR Board Replacing the CIR Board USB Connector BoardRemoving the USB Connector Board Modem Connector Replacing the USB Connector BoardRemoving the Modem Connector Replacing the Modem ConnectorExpressCard Cage Removing the ExpressCard CageComputer Base Replacing the ExpressCard CageRemoving the Computer Base Replacing the Computer BaseBefore You Begin Recommended ToolsBefore Working Inside Your Computer Recommended Tools Before Working Inside Your ComputerBack to Contents Flashing the Bios From the Hard Drive Flashing the BiosFlashing the Bios From a CD Back to Contents Internal Card With Bluetooth Wireless Technology Removing the Bluetooth CardReplacing the Bluetooth Card Removing the Bluetooth Card Replacing the Bluetooth CardUsing the Memory Card Reader Installing a Memory CardMemory Card Blanks Removing a Memory Card or BlankBack to Contents Replacing the Coin-Cell Battery Coin-Cell BatteryRemoving the Coin-Cell Battery Back to Contents Processor Module Removing the Processor ModuleReplacing the Processor Module Page Replacing the Processor Thermal-Cooling Assembly Processor Thermal-Cooling AssemblyRemoving the Processor Thermal-Cooling Assembly Back to Contents Display Display AssemblyRemoving the Display Assembly Replacing the Display Assembly Display Bezel Removing the Display BezelRemoving the Display Panel Display PanelReplacing the Display Bezel Removing the Display Latch Display LatchReplacing the Display Panel Page Replacing the Display Latch Camera and Microphone AssemblyRemoving the Camera and Microphone Assembly Replacing the Camera and Microphone Assembly Fan Removing the FanReplacing the Fan Removing the Fan Replacing the FanBack to Contents Flash Cache Module FCM Removing the FCMReplacing the FCM Removing the FCM Replacing the FCMReplacing the Graphics Card Assembly Graphics Card AssemblyRemoving the Graphics Card Assembly Back to Contents Removing a Hard Drive Replacing a Hard Drive Hard DriveRemoving a Hard Drive Replacing a Hard Drive Hinge Cover Removing the Hinge CoverReplacing the Hinge Cover Removing the Hinge Cover Replacing the Hinge CoverKeyboard Removing the KeyboardReplacing the Keyboard Removing the Keyboard Replacing the KeyboardBack to Contents Replacing the Battery Latch Assembly Battery Latch AssemblyRemoving the Battery Latch Assembly Back to Contents Memory Removing a Memory ModuleDimm a Memory Module Dimm B Memory ModuleReplacing a Memory Module Dimm B Memory Module Back to Contents Wireless Mini Cards Removing a Mini CardWlan Card Removing a Mini Card Replacing a Mini CardMobile Broadband or Wwan Card Page Wpan Card Replacing a Mini Card Back to Contents Modem Removing the ModemReplacing the Modem Removing the Modem Replacing the ModemBack to Contents Optical Drive Removing the Optical DriveReplacing the Optical Drive Removing the Optical Drive Replacing the Optical DriveRemoving the Palm Rest Replacing the Palm Rest Palm RestRemoving the Palm Rest Replacing the Palm Rest Removing an ExpressCard or Blank ExpressCardsExpressCard Blanks Installing an ExpressCard or Blank Pin Assignments for I/O Connectors USB ConnectorVideo Connector Video TV-Out ConnectorConnector Replacing the Speaker Assembly Speaker AssemblyRemoving the Speaker Assembly Back to Contents Remove the processor see Removing the Processor Module System Board AssemblyRemoving the System Board Assembly Replacing the System Board Assembly Replace the processor see Replacing the Processor ModuleBack to Contents Back to Contents