Dell 5447 Uživatelský manuál

Inspiron 145000 SeriesOwner's ManualComputer Model: Inspiron 5447Regulatory Model: P49GRegulatory Type: P49G001Downloaded from www.Manualslib.com

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

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

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

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 Hard DriveWARNING: 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 hard-drive assembly to the base frame.2 Gently lift the hard-drive assembly out of the base frame and d

4 Lift the hard-drive bracket off the hard drive.1 screws (4) 2 hard-drive bracket3 hard drive17Downloaded from www.Manualslib.com manuals search eng

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

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

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

3 Lift and slide the wireless card out of the wireless-card slot.1 antenna cables (2) 2 screw3 wireless card 4 wireless-card slot20Downloaded from ww

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

Removing the Memory Module(s)WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

Procedure1 Use your fingertips to carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops up.2

Replacing the Memory Module(s)WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the

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

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

4 Note the display-cable routing and remove the cable from the routing guides.1 latch 2 display cable3 I/O-board cable 4 fan5 Disconnect the fan cab

8 Lift the fan off the palm rest.1 fan cable 2 screws (2)3 fan28Downloaded from www.Manualslib.com manuals search engine

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

ContentsBefore Working Inside Your Computer... 8Before You Begin ...

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

4 Turn the keyboard over and place it on the palm rest.1 plastic scribe 2 keyboard3 tabs31Downloaded from www.Manualslib.com manuals search engine

5 Lift the latches and, using the pull tabs, disconnect the keyboard cable and keyboard-backlight cable from the system board.NOTE: The keyboard-back

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

NOTE: Keyboard-backlight cable is present only on a backlit-keyboard.1 Place the keyboard on a flat and clean surface.1 keyboard cable 2 keyboard-bac

1 keyboard cable 2 keyboard-backlight cable3 fold line35Downloaded from www.Manualslib.com manuals search engine

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

Removing the Base FrameWARNING: 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 frame to the palm rest.1 screws (6) 2 palm rest2 Close the display and turn the computer over.38Do

3 Remove the screws that secure the base frame to the palm rest.1 screws (9) 2 base frame4 Using a plastic scribe, pry up the base frame.5 Lift the

Removing the Wireless Card...19Prerequisites...

6 Lift the base frame off the palm rest and slide the display cable and I/O-board cable through the base frame.1 display cable 2 plastic scribe3 I/O-

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

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

ProcedureNOTE: The image shows a heat sink on a laptop shipped with discrete graphics card. The heat sink shipped on a laptop with integrated graphics

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

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

Procedure1 Disconnect the coin-cell battery cable from the system board.2 Peel off the coin-cell battery from the system board.1 coin-cell battery 2

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 Release the speakers from the alignment posts and lift the speakers, along with the speaker cable, off the palm rest.1 speaker cable 2 speakers (2)

Removing the Base Frame...37Prerequisites...

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

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

Procedure1 Remove the screw that secures the I/O board to the palm rest.2 Lift the I/O board off the palm rest.1 screw 2 I/O board3 I/O-board cable5

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 Status-Light BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow th

3 Slide the status-light board cable out through the slot on the palm rest.1 latch 2 status-light board cable4 Close the display and turn the comput

5 Lift the left speaker and move it away from the status-light board.1 left speaker6 Remove the screw that secures the status-light board to the pal

7 Lift the status-light board and peel off the status-light board cable from the palm rest.1 status-light board cable 2 screw3 status-light board57Do

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

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

Removing the I/O Board... 51Prerequisites...

Procedure1 Turn the computer over and open the display.2 Lift the latches and disconnect the status-light board cable and touchpad cable from the sy

4 Disconnect the speaker cable, hard-drive cable, and power-adapter port cable from the system board.1 speaker cable 2 hard-drive cable3 power-adapte

6 Carefully lift the system board from the inner edge and release the ports from the slots on the palm rest.1 ports 2 screws (2)3 system board62Downl

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

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

Procedure1 Disconnect the antenna cables from the wireless card.1 antenna cables (2) 2 wireless card2 Open the display to an angle of 90 degrees.3

5 Lift the display assembly off the palm rest.1 palm-rest assembly 2 screws (4)3 display hinges (2) 4 display assembly66Downloaded from www.Manualsli

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

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

3 Lift the power-adapter port, along with its cable, off the palm rest.1 power-adapter port 2 power-adapter port cable69Downloaded from www.Manualsli

Removing the Power-Adapter Port...68Prerequisites...

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

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

3 Lift the power-adapter port, along with its cable, off the palm rest.1 power-adapter port 2 power-adapter port cable3 screws (2) 4 system board1 pa

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

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

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

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