Dell 5748 Bedienungshandbuch

Inspiron 175000 SeriesOwner's ManualComputer Model: Inspiron 17–5748Regulatory Model: P26ERegulatory Type: P26E001

WARNING: Disconnect all power sources before opening the computer cover or panels. After you finish working inside the computer, replace all covers, p

After Working Inside Your ComputerCAUTION: Leaving stray or loose screws inside your computer may severely damage your computer.1 Replace all screws

Removing the BatteryWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

Replacing the BatteryWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

Removing the Base CoverWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

Procedure1 Remove the screws that secure the base cover to the computer base.1 computer base 2 base cover3 screws (2)2 Using your fingertips, pry th

Replacing the Base CoverWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

Removing the Optical DriveWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

5 Carefully pull the optical-drive bezel and remove it from the optical drive.1 screw 2 optical-drive bracket3 optical drive 4 optical-drive bezel18

Replacing the Optical DriveWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Notes, Cautions, and WarningsNOTE: A NOTE indicates important information that helps you make better use of your computer.CAUTION: A CAUTION indicates

Removing the Hard DriveWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

3 Lift the hard-drive assembly off the computer base.1 screw 2 pull-tab3 hard-drive assembly4 Remove the screws that secure the hard-drive bracket t

5 Using the pull-tab, lift the hard-drive bracket off the hard drive.1 screws (2) 2 pull-tab3 hard-drive bracket 4 hard drive22

Replacing the Hard DriveWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

Removing the Memory ModuleWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

Procedure1 Using your fingertips, spread apart the securing clips on each end of the memory-module slot until the memory module pops up.1 securing cl

Replacing the Memory ModuleWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Procedure1 Align the notch on the memory module with the tab on the memory-module slot.2 Slide the memory module into the slot at an angle, and pres

Removing the Wireless CardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

3 Slide the wireless card out of the wireless-card slot.1 antenna cables (2) 2 securing tab3 wireless card29

ContentsBefore Working Inside Your Computer... 9Before You Begin ...

Replacing the Wireless CardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Removing the KeyboardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

3 Carefully turn the keyboard over and place it on the palm rest assembly.1 plastic scribe 2 keyboard3 palm-rest assembly4 Lift the latches and disc

5 Lift the keyboard along with the cables, off the palm-rest assembly.1 keyboard-backlight cable 2 latches (2)3 keyboard cable 4 keyboard33

Replacing the KeyboardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps i

NOTE: The cables on the keyboard are not folded when you receive a new keyboard.1 Place the keyboard on a flat and clean surface.1 keyboard cable 2 k

1 keyboard cable 2 keyboard3 keyboard-backlight cable 4 fold line36

3 Using the alignment line, gently fold the keyboard cable.1 keyboard cable 2 alignment line1 keyboard-backlight cable 2 keyboard cable3 keyboardPost

Removing the Palm RestWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps i

Procedure1 Remove the screws that secure the palm rest to the system board.1 screws (5) 2 palm rest2 Close the display and turn the computer over.39

Removing the Hard Drive...20Prerequisites...

3 Remove the screws that secure the palm rest to the computer base.1 screws (10) 2 computer base4 Turn the computer over and open the display as far

5 Lift the connector latches and disconnect the power-button board cable and the touchpad cable from the system board.1 power-button board cable 2 co

6 Using a plastic scribe, gently lift and release the tabs on the palm rest from the slots on the computer base.1 plastic scribe 2 palm rest7 Lift t

Replacing the Palm RestWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

Removing the Power-Button BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow th

6 Lift the power-button board at an angle and remove it from the palm rest.1 power-button board 2 screw3 power-button board cable 4 palm rest45

Replacing the Power-Button BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow t

Removing the TouchpadWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

Procedure1 Lift the connector latch and disconnect the touchpad cable from the touchpad.2 Remove the screws that secure the touchpad to the palm res

Replacing the TouchpadWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps i

Removing the Palm Rest... 38Prerequisites...

Removing the Battery-Connector BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and foll

Procedure1 Remove the screws that secure the battery-connector board to the computer base.1 screws (2) 2 connector latch3 battery-connector board 4 c

Replacing the Battery-Connector BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and fol

Removing the I/O BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps i

4 Lift the I/O board away from the computer base.1 I/O board 2 I/O-board cable3 connector latch 4 screw54

Replacing the I/O BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps

Removing the Optical-Drive Connector BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer an

Procedure1 Remove the screw that secures the optical-drive connector board to the computer base.1 screw 2 optical-drive connector board2 Slide and l

Replacing the Optical-Drive Connector BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer a

Removing the Coin-Cell BatteryWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

Removing the I/O Board...53Prerequisites...

1 plastic scribe 2 coin-cell battery3 battery socket60

Replacing the Coin-Cell BatteryWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow th

Removing the SpeakersWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

3 Lift the speakers, along with the speaker cable, off the computer base.1 speaker cable 2 system board3 speakers (2) 4 computer base63

Replacing the SpeakersWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps i

Removing the System BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the step

4 Turn the computer over and open the display as far as possible.5 Peel off the tape that secures the display cable to the system-board assembly.6

10 Lift the system-board assembly off the computer base.1 screws (3) 2 system-board assembly3 computer base11 Remove the heatsink-sink assembly.67

Replacing the System BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

7 Follow the procedure from step 3 to step 5 in replacing the hard drive.8 Replace the memory module.9 Replace the base cover.10 Replace the batte

Removing the System Board... 65Prerequisites...

Removing the Heat-Sink AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow th

Procedure1 Turn the system-board assembly over and place it on a flat and clean surface.2 In sequential order (indicated on the heat sink), loosen t

Replacing the Heat-Sink AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow t

Removing the Display AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

7 Lift the connector latch and disconnect the display cable from the system board.1 display cable 2 tape3 connector latch8 Peel off the display cabl

11 Lift the display assembly off the computer base.1 display assembly 2 screws (3)3 computer base75

Replacing the Display AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

6 Replace the battery.77

Removing the Display BezelWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

1 display bezel 2 display panel79

Removing the Camera...81Prerequisites...

Replacing the Display BezelWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Removing the CameraWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in B

Procedure1 Carefully lift and peel off the camera from the display back-cover.2 Disconnect the camera cable from the camera.1 camera cable 2 camera3

Replacing the CameraWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in

Removing the Display PanelWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the ste

Procedure1 Note the cable routing and remove the display cable from the routing guides on the display-back cover.2 Remove the screws that secure the

5 Lift the connector latch and disconnect the display cable from the display panel.1 connector latch 2 tape3 display cable86

Replacing the Display PanelWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Removing the Display Back-Cover and Antenna AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your c

3 Lift the antenna cables away from the display back-cover.1 tape 2 antenna cables3 display back-cover and antenna assembly89

Before Working Inside Your ComputerCAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contact

Replacing the Display Back-Cover and Antenna AssemblyWARNING: Before working inside your computer, read the safety information that shipped with your

Flashing the BIOSYou may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS:1 Turn o

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