Dell 7548 Manual de Serviço

Inspiron 157000 SeriesService ManualComputer Model: Inspiron 7548Regulatory Model: P41FRegulatory Type: P41F001

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

5 Lift the base cover off the computer.1 screws (6) 2 base cover3 captive screws (4) 4 plastic scribe12

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

3 Disconnect the battery cable from the battery.1 battery cable 2 battery4 Turn the computer over, open the display, and press the power button for

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

2 Slide and lift the hard-drive assembly off the palm-rest assembly.1 screws (4) 2 hard-drive assembly3 Remove the screws that secure the hard-drive

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

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

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

3 Remove the memory module from the memory-module slot.1 securing clips (4) 2 memory-module slot (2)3 memory modules (2)21

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

2 Slide the memory module firmly into the slot at a 45-degree angle and press the memory module down until it clicks into place.NOTE: If you do not h

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

3 Slide and remove the wireless card from the wireless-card slot.1 wireless-card slot 2 wireless card3 antenna cables 4 screw25

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

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

2 Using a plastic scribe, pry the coin-cell battery out of the battery socket.1 mylar tape 2 plastic scribe3 coin-cell battery28

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

ContentsBefore Working Inside Your Computer... 7Before You Begin ...

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

2 Using a plastic scribe, pry the power-adapter port out of the socket on the palm-rest assembly.1 power-adapter port 2 plastic scribe3 power-adapter

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

Removing the Power-Status Light BoardWARNING: Before working inside your computer, read the safety information that shipped with your computer and fol

3 Lift the power-light board off the palm-rest assembly.1 screws (2) 2 latch3 power-light board cable 4 power-light board34

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

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

3 Lift the mylar tape and disconnect the processor-fan cable from the system board.4 Remove the screws that secure the processor fan to the system b

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

Removing the Video-Card FanWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the st

Removing the Memory Module(s)...20Prerequisites...

2 Note the antenna-cable routing and remove the antenna cables from the routing guides on the video-card fan.1 video-card fan 2 wireless card3 antenn

5 Lift the video-card fan off the system board.1 screws (2) 2 video-card fan3 video-card fan cable41

Replacing the Video-Card FanWARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the s

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

Procedure1 Peel off the mylar tape from the memory modules.1 mylar tape2 Loosen the captive screws that secure the heat sink to the system board.3

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

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

2 Note the speaker-cable routing and lift the speakers, along with the speaker cable, off the palm-rest assembly.1 speaker cable 2 left speaker3 righ

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

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

Removing the Power-Status Light Board... 33Prerequisites...

4 Note the display-cable routing and remove the display cable from the routing guides on the processor fan.1 wireless card 2 antenna cables3 display

8 Lift the display assembly off the computer.1 screws (6) 2 hinges (2)3 display assembly51

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

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

Procedure1 Disconnect the touch-pad cable, power-light cable, keyboard-backlight cable, keyboard cable, power-adapter port cable, speaker cable and b

3 Starting from the left, gently lift the system board off the palm-rest assembly.1 screws (7) 2 system board55

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

Removing the Palm Rest and KeyboardWARNING: Before working inside your computer, read the safety information that shipped with your computer and follo

2 Lift the keyboard bracket off the palm-rest assembly.1 screws (5) 2 keyboard bracket3 Remove the screws that secure the keyboard to the palm-rest

4 Lift the keyboard off the palm-rest assembly.1 screws (22) 2 keyboard1 keyboard 2 palm-rest assembly59

Removing the Speakers...46Prerequisites...

Replacing the Palm Rest and KeyboardWARNING: Before working inside your computer, read the safety information that shipped with your computer and foll

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: Before working inside your computer, read the safety information that shipped with your computer. For more safety best practices, see the Reg

• Philips screwdriver• Plastic scribe9