Dell Inspiron 15 3543 driver and firmware
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Service Manual - Page 10
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3 Disconnect your computer and all attached devices from their electrical outlets.
4 Disconnect all cables such as telephone cables, network cables and so on, from your computer.
5 Disconnect all attached devices and peripherals, such as keyboard, mouse, monitor, and so on, from your computer.
6 Remove any media card and optical disc from your computer, if applicable.
Safety Instructions
Use the...
Service Manual - Page 11
... to avoid bending any connector pins. When connecting cables, make sure that the ports and connectors are correctly oriented and aligned.
CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device.
CAUTION: Press and eject any installed card from the media-card reader.
Recommended Tools
The procedures in this document may...
Service Manual - Page 33
5 Lift the keyboard along with the cables off the palm rest.
NOTE: If you are installing a new keyboard, make sure to note the folding of the keyboard cable and keyboard-backlight cable (optional).
1 keyboard-backlight cable (optional)
3 keyboard
2 connector latch 4 keyboard cable
33
Service Manual - Page 34
... 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 keyboard cable and keyboard-backlight cable (optional) into the system-board connectors and press down on the connector latches to secure the cables. NOTE: If you are installing a new...
Service Manual - Page 97
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...
Service Manual - Page 98
...information, user manuals, setup instructions, product specifications, technical help blogs, drivers, software updates, and so on
See dell.com/support.
Information about Microsoft Windows 8.1
See dell.com/windows8.
Information about Microsoft Windows 7
Click Start → All Programs → Dell Help Documentation.
Learn about your operating system, setting up and using your computer, data...