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Dell Inspiron 7490 P115G - Page 4

Dell Inspiron 7490 P115G
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Speakers............................................................................................................................................................................... 34
Removing the speaker.................................................................................................................................................. 34
Installing the speaker.....................................................................................................................................................35
Touchpad..............................................................................................................................................................................36
Removing the touchpad............................................................................................................................................... 36
Installing the touchpad.................................................................................................................................................. 37
Display assembly..................................................................................................................................................................38
Removing the display assembly................................................................................................................................... 38
Installing the display assembly......................................................................................................................................40
I/O board.............................................................................................................................................................................. 42
Removing the I/O board...............................................................................................................................................42
Installing the I/O board................................................................................................................................................. 43
Power button....................................................................................................................................................................... 44
Removing the power button........................................................................................................................................ 44
Installing the power button...........................................................................................................................................45
Power button with optional fingerprint reader................................................................................................................ 45
Removing the power button with optional fingerprint reader................................................................................. 45
Installing the power button with optional fingerprint reader....................................................................................46
System board....................................................................................................................................................................... 47
Removing the system board.........................................................................................................................................47
Installing the system board...........................................................................................................................................52
Keyboard.............................................................................................................................................................................. 56
Removing the keyboard................................................................................................................................................56
Installing the keyboard.................................................................................................................................................. 57
Palmrest................................................................................................................................................................................59
Removing the palmrest.................................................................................................................................................59
Installing the palmrest................................................................................................................................................... 60
3 Device drivers.............................................................................................................................61
Downloading the audio driver............................................................................................................................................. 61
Downloading the network driver........................................................................................................................................ 61
Downloading the chipset driver......................................................................................................................................... 62
Downloading the media-card reader driver......................................................................................................................62
Downloading the WiFi driver.............................................................................................................................................. 63
Downloading the USB driver..............................................................................................................................................63
Downloading the graphics driver.......................................................................................................................................64
4 System setup.............................................................................................................................65
BIOS overview..................................................................................................................................................................... 65
Entering BIOS setup program............................................................................................................................................65
Boot Sequence.................................................................................................................................................................... 65
System setup options......................................................................................................................................................... 66
System and setup password.............................................................................................................................................. 73
Assigning a system setup password............................................................................................................................74
Deleting or changing an existing system setup password........................................................................................74
Clearing CMOS settings............................................................................................................................................... 74
Real Time Clock (RTC) battery reset..........................................................................................................................75
Clearing BIOS (System Setup) and System passwords...........................................................................................75
4
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