Inspiron 14 5000 Series Owner's Manual Computer Model: Inspiron 5447 Regulatory Model: P49G Regulatory Type: P49G001 Downloaded from www.Manualslib.
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Copyright © 2014 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws.
Contents Before Working Inside Your Computer.................................... 8 Before You Begin .............................................................................................. 8 Safety Instructions............................................................................................. 8 Recommended Tools........................................................................................ 9 After Working Inside Your Computer......................................
Removing the Wireless Card......................................................19 Prerequisites..................................................................................................... 19 Procedure.........................................................................................................19 Replacing the Wireless Card...................................................... 21 Procedure...................................................................................................
Removing the Base Frame..........................................................37 Prerequisites.....................................................................................................37 Procedure........................................................................................................ 38 Replacing the Base Frame.......................................................... 41 Procedure..................................................................................................
Removing the I/O Board............................................................. 51 Prerequisites..................................................................................................... 51 Procedure.........................................................................................................52 Replacing the I/O Board............................................................. 53 Procedure............................................................................................
Removing the Power-Adapter Port.........................................68 Prerequisites.................................................................................................... 68 Procedure........................................................................................................ 68 Replacing the Power-Adapter Port......................................... 70 Procedure........................................................................................................
Before Working Inside Your Computer CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts. Before You Begin 1 Save and close all open files and exit all open applications. 2 Shut down your computer. – Windows 8: Move your mouse pointer to the upper-right or lowerright corner of the screen to open the charms sidebar, and then click or tap Settings → Power → Shut down. – Windows 7: Click or tap Start → Shut down .
WARNING: Disconnect all power sources before opening the computer cover or panels. After you finish working inside the computer, replace all covers, panels, and screws before connecting to the power source. CAUTION: To avoid damaging the computer, make sure that the work surface is flat and clean. CAUTION: To avoid damaging the components and cards, handle them by their edges and avoid touching pins and contacts.
After Working Inside Your Computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1 Replace all screws and make sure that no stray screws remain inside your computer. 2 Connect any external devices, peripherals, and cables you removed before working on your computer. 3 Replace any media cards, discs, and any other part(s) that you removed before working on your computer. 4 Connect your computer and all attached devices to their electrical outlets.
Removing the Base Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Close the display and turn the computer over.
Replacing the Base Cover WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the tabs on the base cover into the slots on the base frame.
Removing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1 Remove the screws that secure the battery to the base frame.
Replacing the Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance.
Removing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
Procedure 1 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 disconnect the hard-drive cable from the hard drive. 3 1 screws (3) 3 hard-drive cable 2 hard drive Remove the screws that secure the hard-drive bracket to the hard drive. 16 Downloaded from www.Manualslib.
4 Lift the hard-drive bracket off the hard drive. 1 screws (4) 3 hard drive 2 hard-drive bracket 17 Downloaded from www.Manualslib.
Replacing the Hard Drive WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive.
Removing the Wireless Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery.
3 Lift and slide the wireless card out of the wireless-card slot. 1 antenna cables (2) 2 screw 3 wireless card 4 wireless-card slot 20 Downloaded from www.Manualslib.
Replacing the Wireless Card WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless card, do not place any cables under it.
Removing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 22 Downloaded from www.Manualslib.
Procedure 1 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 Slide and remove the memory module from the memory-module slot. 1 securing-clips (2) 3 memory module 2 memory-module slot 23 Downloaded from www.Manualslib.
Replacing the Memory Module(s) WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. 24 Downloaded from www.Manualslib.
Procedure 1 Align the notch on the memory module with the tab on the memorymodule slot. 2 Slide the memory module firmly into the slot at an angle, and press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it. 1 memory-module slot 3 memory module 2 tab Post-requisites 1 Replace the battery. 2 Replace the base cover. 25 Downloaded from www.Manualslib.
Removing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery.
4 Note the display-cable routing and remove the cable from the routing guides. 1 latch 2 display cable 3 I/O-board cable 4 fan 5 Disconnect the fan cable from the system board. 6 Note the fan-cable routing and remove the cable from the routing guides. 7 Remove the screws that secure the fan to the base frame. 27 Downloaded from www.Manualslib.
8 Lift the fan off the palm rest. 1 fan cable 3 fan 28 Downloaded from www.Manualslib.
Replacing the Fan WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Place the fan on the palm rest and align the screw holes on the fan with the screw holes on the base frame.
Removing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery.
4 Turn the keyboard over and place it on the palm rest. 1 plastic scribe 3 tabs 2 keyboard 31 Downloaded from www.Manualslib.
5 Lift the latches and, using the pull tabs, disconnect the keyboard cable and keyboard-backlight cable from the system board. NOTE: The keyboard-backlight cable is present only if the laptop shipped with a backlit-keyboard. 1 keyboard cable 3 keyboard 32 Downloaded from www.Manualslib.
Replacing the Keyboard WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance.
NOTE: Keyboard-backlight cable is present only on a backlit-keyboard. 1 2 Place the keyboard on a flat and clean surface. 1 keyboard cable 3 keyboard 2 keyboard-backlight cable Lift the keyboard cable and gently fold the keyboard-backlight cable at the fold line. 34 Downloaded from www.Manualslib.
1 keyboard cable 3 fold line 2 keyboard-backlight cable 35 Downloaded from www.Manualslib.
3 Using the alignment line, gently fold the keyboard cable. 1 keyboard cable 3 alignment line 1 keyboard 3 keyboard-backlight cable 36 Downloaded from www.Manualslib.
Removing the Base Frame WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive. 4 Remove the fan.
Procedure 1 Remove the screws that secure the base frame to the palm rest. 1 2 screws (6) 2 Close the display and turn the computer over. 38 Downloaded from www.Manualslib.
3 Remove the screws that secure the base frame to the palm rest. 1 screws (9) 2 base frame 4 Using a plastic scribe, pry up the base frame. 5 Lift the base frame slightly from the top edge and slide it upward to release it from the tabs of the palm rest. 39 Downloaded from www.Manualslib.
6 Lift the base frame off the palm rest and slide the display cable and I/Oboard cable through the base frame. 1 display cable 2 plastic scribe 3 I/O-board cable 4 base frame 5 tabs 40 Downloaded from www.Manualslib.
Replacing the Base Frame WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Route the display cable and I/O-board cable through the slots on the base frame.
Removing the Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. WARNING: The heat sink may become hot during normal operation.
Procedure NOTE: The image shows a heat sink on a laptop shipped with discrete graphics card. The heat sink shipped on a laptop with integrated graphics card has only four screws. 1 In sequential order (as indicated on the heat sink), remove the screws that secure the heat sink to the system board. 2 Lift the heat sink off the system board. 1 screws (6) 2 heat sink 43 Downloaded from www.Manualslib.
Replacing the Heat Sink WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can cause damage to the system board and processor.
Removing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS settings to default.
Procedure 1 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 46 Downloaded from www.Manualslib.
Replacing the Coin-Cell Battery WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Adhere the coin-cell battery to the system board.
Removing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive. 4 Remove the fan.
3 Release the speakers from the alignment posts and lift the speakers, along with the speaker cable, off the palm rest. 1 speaker cable 3 alignment posts (4) 2 speakers (2) 49 Downloaded from www.Manualslib.
Replacing the Speakers WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Using the alignment posts, place the speakers on the palm rest.
Removing the I/O Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive. 4 Remove the fan.
Procedure 1 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 3 I/O-board cable 52 Downloaded from www.Manualslib.
Replacing the I/O Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Align the screw hole on the I/O board with the screw hole on the palm rest.
Removing the Status-Light Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive.
3 Slide the status-light board cable out through the slot on the palm rest. 1 4 latch 2 status-light board cable Close the display and turn the computer over. 55 Downloaded from www.Manualslib.
5 Lift the left speaker and move it away from the status-light board. 1 6 left speaker Remove the screw that secures the status-light board to the palm rest. 56 Downloaded from www.Manualslib.
7 Lift the status-light board and peel off the status-light board cable from the palm rest. 1 status-light board cable 3 status-light board 2 screw 57 Downloaded from www.Manualslib.
Replacing the Status-Light Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Align the screw hole on the status-light board with the screw hole on the palm rest.
Removing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board.
Procedure 1 Turn the computer over and open the display. 2 Lift the latches and disconnect the status-light board cable and touchpad cable from the system board. 1 3 status-light board cable 2 touchpad cable Close the display panel and turn the computer over. 60 Downloaded from www.Manualslib.
4 5 Disconnect the speaker cable, hard-drive cable, and power-adapter port cable from the system board. 1 speaker cable 3 power-adapter port cable 2 hard-drive cable Remove the screws that secure the system board to the palm rest. 61 Downloaded from www.Manualslib.
6 Carefully lift the system board from the inner edge and release the ports from the slots on the palm rest. 1 ports 3 system board 62 Downloaded from www.Manualslib.
Replacing the System Board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board.
Removing the Display Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive.
Procedure 1 Disconnect the antenna cables from the wireless card. 1 antenna cables (2) 2 wireless card 2 Open the display to an angle of 90 degrees. 3 Place the computer on the edge of the table so that the palm rest is on the table and the display assembly extends past the table edge with the display hinges facing up. 4 Remove the screws that secure the display hinges to the palm rest. 65 Downloaded from www.Manualslib.
5 Lift the display assembly off the palm rest. 1 palm-rest assembly 2 screws (4) 3 display hinges (2) 4 display assembly 66 Downloaded from www.Manualslib.
Replacing the Display Assembly WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Place the palm rest at the edge of the table with the speakers facing away from the edge.
Removing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive.
3 Lift the power-adapter port, along with its cable, off the palm rest. 1 power-adapter port 2 power-adapter port cable 69 Downloaded from www.Manualslib.
Replacing the Power-Adapter Port WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the power-adapter port into the socket on the palm rest.
Removing the Palm Rest WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Prerequisites 1 Remove the base cover. 2 Remove the battery. 3 Remove the hard drive. 4 Remove the fan.
3 Lift the power-adapter port, along with its cable, off the palm rest. 1 power-adapter port 2 power-adapter port cable 3 screws (2) 4 system board 1 palm rest 72 Downloaded from www.Manualslib.
Replacing the Palm Rest WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before Working Inside Your Computer. After working inside your computer, follow the instructions in After Working Inside Your Computer. For more safety best practices, see the Regulatory Compliance home page at dell.com/regulatory_compliance. Procedure 1 Slide the power-adapter port into the socket on the palm rest.
Flashing the BIOS You 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 on the computer. 2 Go to dell.com/support. 3 If you have your computer's Service Tag, type your computer's Service Tag and click Submit. If you do not have your computer's Service Tag, click Detect My Product to allow automatic detection of the Service Tag.
