Contents Before working inside your computer........13 .....................13 Before you begin ....................13 Safety instructions ..................14 Recommended tools After working inside your computer........16 Removing the base cover............17 ......................17 Procedure Replacing the base cover............19 ......................19 Procedure Removing the battery...............20 ....................
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Removing the solid-state drive..........29 .....................29 Prerequisites ......................29 Procedure Replacing the solid-state drive..........31 ......................31 Procedure ....................32 Post-requisites Removing the hard drive............33 .....................33 Prerequisites ......................33 Procedure Replacing the hard drive............36 ......................36 Procedure ....................36 Post-requisites Removing the coin-cell battery..........37 .....................37 Prerequisites ......................37...
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Removing the keyboard daughter-board......44 ....................44 Prerequisites ......................44 Procedure Replacing the keyboard daughter-board......46 ......................46 Procedure ....................46 Post-requisites Removing the speakers............47 .....................47 Prerequisites ......................47 Procedure Replacing the speakers............49 ......................49 Procedure ....................49 Post-requisites Removing the status-light board........... 50 ....................
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Removing the fan..............59 .....................59 Prerequisites ......................59 Procedure Replacing the fan...............61 ......................61 Procedure ....................61 Post-requisites Removing the heat sink............62 .....................62 Prerequisites ......................62 Procedure Replacing the heat sink............64 ......................64 Procedure ....................64 Post-requisites Removing the power-adapter port........65 .....................65 Prerequisites ......................
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Removing the graphics daughter-board.......71 ..................... 71 Prerequisites ......................71 Procedure Replacing the graphics daughter-board.......74 ......................74 Procedure ....................74 Post-requisites Removing the I/O board............75 .....................75 Prerequisites ......................75 Procedure Replacing the I/O board............77 ......................77 Procedure ....................77 Post-requisites Removing the display assembly..........78 .....................78 Prerequisites ......................78...
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Removing the keyboard............90 ....................90 Prerequisites ......................90 Procedure Replacing the keyboard............93 ......................93 Procedure ....................93 Post-requisites Removing the palm rest............95 .....................95 Prerequisites ......................95 Procedure Replacing the palm rest............97 ......................97 Procedure ....................97 Post-requisites Removing the display panel............ 98 ....................
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Removing the camera............105 ....................105 Prerequisites ...................... 105 Procedure Replacing the camera.............107 .......................107 Procedure ....................107 Post-requisites Removing the touch-screen board........108 ....................108 Prerequisites ...................... 108 Procedure Replacing the touch-screen board........110 .......................110 Procedure ....................110 Post-requisites Removing the sensor board........... 111 ....................111 Prerequisites .......................
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Changing the audio settings ......................119 Camera ..........119 Identifying the webcam in device manager ...............119 Starting the camera application ............120 Getting the Dell Webcam Central ......................121 Display ................121 Adjusting the brightness .............. 121 Changing the screen resolution ................. 122 Rotating the display .................122...
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........... 131 Pairing the Bluetooth-enabled devices ..............132 Removing the Bluetooth device ......132 Transferring files between devices using Bluetooth .......................133 Hard drive .................133 Identifying the hard drive ........134 Identifying the hard drive in BIOS setup program ..................134 Media-card reader ...........
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BIOS overview ............148 Entering the BIOS setup program ....................148 Boot menu ..............148 Boot menu enhancements ................148 Timing key sequences System diagnostic lights............150 Getting help and contacting Dell......... 152 ..................152 Self-help resources ....................153 Contacting Dell...
Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Before you begin Save and close all open files and exit all open applications. Shut down your computer. The shut-down instruction varies depending on the operating system installed on your computer.
CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that shipped with the product or at www.dell.com/regulatory_compliance.
After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. Replace all screws and ensure that no stray screws remain inside your computer. Connect any external devices, peripherals, or cables you removed before working on your computer.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Close the display and turn the computer over. Remove the screws that secure the base cover to the palm-rest assembly.
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Using your fingertips, pry the base cover off the palm-rest assembly. palm-rest assembly base cover...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the base cover with the palm-rest assembly and snap it into place. Replace the screws that secure the base cover to the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure Disconnect the battery cable from the system board.
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Lift the battery off the palm-rest assembly. battery cable screws (4) battery palm-rest assembly Press and hold the power button for five seconds to ground the system board.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the battery with the screw holes on the palm- rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Procedure Lift the Mylar to access the memory module. memory module Mylar Use your fingertips to carefully spread apart the securing-clips on each end of the memory-module slot until the memory module pops up.
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Slide and remove the memory module from the memory-module slot. securing clips (2) memory module memory-module slot...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Lift the Mylar to access the memory-module slot. Align the notch on the memory module with the tab on the memory-...
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. memory module memory-module slot notch Mylar Post-requisites...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state.
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Slide and remove the solid-state drive from the solid-state drive slot. screw solid-state drive solid-state drive slot...
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 www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Procedure Align the notch on the solid-state drive with the tab on the solid-state drive slot.
Press the other end of the solid-state drive and replace the screw that secures the solid-state drive to the palm-rest assembly. screw notch solid-state drive solid-state drive slot Post-requisites Replace the battery. Replace the base cover.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. CAUTION: To avoid data loss, do not remove the hard drive while the computer is in sleep or on state.
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Lift the hard-drive assembly, along with its cable, off the palm-rest assembly. screws (3) hard-drive assembly palm-rest assembly hard-drive cable pull tab...
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Disconnect the interposer from the hard-drive assembly. hard-drive assembly interposer Remove the screws that secure the hard-drive bracket to the hard drive. Lift the hard-drive bracket off the hard drive. screws (4) hard drive hard-drive bracket...
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 www.dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure Align the screw holes on the hard-drive bracket with the screw holes on the hard drive.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery.
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Peel the coin-cell battery off the palm-rest assembly. coin-cell battery cable coin-cell battery I/O board palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the coin-cell battery to the palm-rest assembly. Connect the coin-cell battery cable to the I/O board.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Slide and remove the wireless card from the wireless-card slot. screw wireless-card bracket wireless-card slot wireless card antenna cables (2)
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 www.dell.com/regulatory_compliance. Procedure CAUTION: To avoid damage to the wireless card, do not place any cables under it.
Replace the screw that secures the wireless-card bracket to the wireless card and palm-rest assembly. notch wireless-card slot wireless card antenna cables (2) wireless-card bracket screw Post-requisites Replace the battery. Replace the base cover.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Using a plastic scribe, gently pry out the keyboard daughter-board from the palm-rest assembly. keyboard cables (2) keyboard backlight-cable touch-pad cable latches (5) status-light board cable plastic scribe keyboard daughter-board palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Adhere the keyboard daughter-board to the palm-rest assembly. Slide the keyboard cables, keyboard-backlight cable, status-light board cable and the touch-pad cable into their respective connectors on the keyboard daughter-board and close the latches to secure the cables.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Remove the speakers from the alignment posts and lift the speakers off the palm-rest assembly. speaker cable routing guides (2) palm-rest assembly alignment posts (4) speakers (2)
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 www.dell.com/regulatory_compliance. Procedure Using the alignment posts on the palm-rest assembly, place the speakers on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
Procedure Remove the speaker cable from the routing guides on the palm-rest assembly. speaker cable routing guides (2) Open the latch and disconnect the status-light board cable from the keyboard daughter-board. Remove the speaker cable from the routing guides on the palm-rest assembly.
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Slide the status-light board under the speaker cable and lift the status- light board off the palm-rest assembly. foam speaker cable status-light board status-light board cable latch...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the status-light board under the speaker cable. Place the status-light board into the slot on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Open the latches, and then disconnect the touch-pad cable from the keyboard daughter-board and the touch-pad assembly. keyboard cable latches (4) touch-pad cable Peel off the tapes that secure the touch-pad assembly to the palm-rest assembly. Remove the screws that secure the touch-pad bracket to the palm-rest assembly.
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Lift the touch-pad bracket off the palm-rest assembly. tapes (2) screws (5) palm-rest assembly touch-pad bracket Remove the screws that secure the touch pad to the palm-rest assembly.
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Lift the touch pad off the palm-rest assembly. screws (4) palm-rest assembly touch pad...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the touch pad with the screw holes on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the fan off the palm-rest assembly. screws (2) tape fan cable...
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 www.dell.com/regulatory_compliance. Procedure Align the screw holes on the fan with the screw holes on the palm-rest assembly.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. WARNING: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it.
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Lift the heat sink off the system board. heat sink captive screws (7) system board...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: The original thermal grease can be reused if the original system board and heat sink are reinstalled together.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the power-adapter port off the palm-rest assembly. power-adapter port cable screw power-adapter port palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Place the power-adapter port into the slot on the palm-rest assembly. Align the screw hole on the power-adapter port with the screw hole on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the power and volume-buttons board off the palm-rest assembly. power and volume-buttons tape board cable screw power and volume- buttons board palm-rest assembly routing guides (2)
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw hole on the power and volume-buttons board with the screw hole on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the graphics daughter-board brackets off the palm-rest assembly. screws (4) graphics daughter-board brackets (2) system board palm-rest assembly Remove the screws that secure the graphics daughter-board to the palm-rest assembly.
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Lift the graphics daughter-board off the palm-rest assembly. graphics daughter-board screws (2) palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the graphics daughter-board with the screw holes on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the I/O board off the palm-rest assembly. I/O board tape I/O-board cable screw palm-rest assembly latch coin-cell battery cable power and volume- buttons board cable...
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 www.dell.com/regulatory_compliance. Procedure Using the alignment posts, place the I/O board on the palm-rest assembly.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Peel off the display cable and the touch-screen board cable from the system board. antenna cables (2) tape palm-rest assembly touch-screen board cable display cable tapes (2) latches (2) Turn the computer over and open the display as far as possible. CAUTION: Place the computer on a soft and clean surface to avoid scratching the display.
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Remove the screws that secure the display assembly to the palm-rest assembly. display assembly screws (4) display hinges (2) palm-rest assembly...
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Lift the display assembly off the palm-rest assembly. display assembly...
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 www.dell.com/regulatory_compliance. Procedure CAUTION: Place the computer on a soft and clean surface to avoid scratching the display.
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
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Open the latch and disconnect the keyboard cable from the system board. Using the pull tab, disconnect the hard-drive cable from the system board. Disconnect the fan cable from the system board. Peel off the tape that secures the I/O-board cable to the system board.
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Open the latch and disconnect the I/O-board cable from the system board. latches (2) display cable touch-screen board cable tapes (2) power-adapter port cable speaker cable latch keyboard cable pull tab 10 hard-drive cable I/O-board cable 12 tape 13 fan cable...
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10 Remove the screws that secure the graphics daughter-board brackets to the graphics daughter-board and the system board. 11 Remove the screws that secure the I/O bracket to the system board and the palm-rest assembly. screws (6) graphics daughter-board brackets I/O bracket 12 Remove the screws that secure the system board to the palm-rest assembly.
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13 Lift the system board off the palm-rest assembly. screws (4) system board palm-rest assembly...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board.
Entering the Service Tag in the BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed to enter the BIOS setup program. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the keyboard bracket off the palm-rest assembly. keyboard bracket palm-rest assembly screws (17) tape Open the latches and disconnect the keyboard cable and keyboard- backlight cable from the keyboard daughter-board. Remove the screws that secure the keyboard to the palm-rest assembly.
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Lift the keyboard off the palm-rest assembly. keyboard screws (18) keyboard cable keyboard backlight-cable...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the screw holes on the keyboard with the screw holes on the palm- rest assembly.
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11 Replace the battery. 12 Replace the base cover.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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 www.dell.com/regulatory_compliance. Procedure Place the palm rest on a flat surface. Post-requisites Replace the system board.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the display-panel assembly off the display back-cover and antenna assembly. plastic scribe display back-cover and antenna assembly display-panel assembly display cable CAUTION: Place the display-panel assembly on a soft and clean surface to avoid scratching the display. Turn the display-panel assembly over and place it on a flat surface with the display facing down.
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Remove the display cable. After performing the above steps, we are left with the display panel. display panel...
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 www.dell.com/regulatory_compliance. Procedure Place the display panel on a flat surface. Replace the display cable.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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display back-cover and antenna assembly...
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 www.dell.com/regulatory_compliance. Procedure Place the display back-cover and antenna assembly on a flat surface. Post-requisites Follow the procedure from step 6 to step 8 in “Replacing the display...
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Disconnect the camera cable from the camera module. display-panel assembly plastic scribe camera module camera cable...
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 www.dell.com/regulatory_compliance. Procedure Connect the camera cable to the camera module. Turn the camera module over.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Pry the touch-screen board off the tabs on the display-panel assembly. tabs (2) tape touch-screen board display cables (3) latches (3) tape...
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Align the touch-screen board with the tabs on the display-panel assembly and snap the touch-screen board in place.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the sensor board off the display-panel assembly. sensor board screw tape sensor-board cable latch...
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 www.dell.com/regulatory_compliance. Procedure Align the sensor board on the display-panel assembly and snap the sensor board in place.
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 www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Remove the battery.
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Lift the display cable off the display-panel assembly. display-panel assembly latches (2) display cables (2) tapes (2)
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Slide the display cable into their respective connectors on the display- panel assembly and sensor board and close the latches to secure the cable.
You may need to flash (update) the BIOS when an update is available or when you replace the system board. To flash the BIOS: Turn on your computer. Go to www.dell.com/support. Click or tap Product support, enter the Service Tag of your computer, and then click or tap Submit.
Downloading the audio driver Turn on your computer. Go to www.dell.com/support. Click or tap Product support, enter the Service Tag of your computer, and then click or tap Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
Before installation After installation Changing the audio settings On the taskbar, click or tap the search box, and then type Dell Audio. Click or tap Dell Audio and change the audio settings as required. Camera The Inspiron 17-7778 is shipped with an integrated 0.92 megapixel high- speed camera with a maximum of 1280 x 720 HD resolution at 30 FPS.
Click or tap Camera. Getting the Dell Webcam Central A CD is shipped along with your computer, which contains the Dell Webcam Central software. If you do not have the software, you can download it by registering through My Account on the Dell website.
Display The Inspiron 17-7778 is shipped with 17.3-inch full HD touch screen with 1920 x 1080 resolution. Adjusting the brightness Right-click or touch and hold on your desktop and select Display settings. Drag or swipe the Adjust brightness level slider to adjust the brightness. You can press F11 to decrease brightness and F12 to increase brightness.
Click or tap Apply. Rotating the display Right-click or touch and hold on your desktop. Select Graphics Options → Rotation and select from the following options. The display can also be rotated using the following key combinations: – Ctrl+Alt+Up arrow key (Rotate to 0 Degrees) –...
CAUTION: To avoid damaging the display, do not apply force when cleaning and wipe off any remaining liquid after cleaning. NOTE: A commercial display cleaning kit should be used for cleaning. If unavailable, use a soft, damp microfiber cloth lightly sprayed with distilled water.
Select one of the following display modes: – PC screen only – Duplicate – Extend – Second screen only NOTE: For more information, see the document that shipped with your display device. Graphics The Inspiron 17-7778 is shipped with the following options:...
NVIDIA GeForce 940M Downloading the graphics driver Turn on your computer. Go to www.dell.com/support. Click or tap Product support enter the Service Tag of your computer, and then click or tap Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
Changing the display settings in Intel HD Graphics Control Panel Right-click or touch and hold on the desktop and select Graphics Properties to launch the Intel HD Graphics Control Panel. Click or tap Display. Change the display settings as required. Intel WiDi The wireless display feature allows you to share your computer display with a compatible TV without using cables.
Downloading the WiDi application Turn on your computer. Go to www.dell.com/support. Click or tap Product Support, enter the Service Tag of your computer, and then click or tap Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model.
Enabling or disabling the USB in BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. The BIOS setup program is displayed.
USB devices. Follow these steps to fix the no-boot issue: Turn on or restart your computer. Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. The BIOS setup program is displayed.
Click or tap Product support enter the Service Tag of your computer, and then click or tap Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. Click or tap Drivers & downloads → Find it myself. Scroll down the page and expand Network.
Turning on or off Bluetooth NOTE: There is no physical switch to enable or disable Bluetooth. It has to be done through the computer settings. Swipe-in from the right edge of the display, or click or tap the Action Center icon on the taskbar to access the Action Center. Click or tap Bluetooth to turn Bluetooth on or off.
Click or tap Yes to confirm the passcodes on both the devices. Removing the Bluetooth device Swipe-in from the right edge of the display, or click or tap the Action Center icon on the taskbar to access the Action Center. Touch and hold Bluetooth, and then click or tap Go to settings.
Select your Bluetooth device. Click or tap Send or receive files via Bluetooth. In the Bluetooth File Transfer window, click or tap Send files, and then select the file you want to transfer. Hard drive The following table shows the hard-drive options available in Inspiron 17-7778.
Identifying the hard drive in BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. A list of hard drives is displayed under the System Information in the General group.
Keyboard The Inspiron 17-7778 is shipped with a backlit keyboard. Changing the keyboard language Click or tap Start Click or tap Settings Click or tap Time & language → Region & language. Click or tap Add a language. Choose the language you want to add and select a country for the language.
Icons Description Decrease brightness Increase brightness Turn off/on wireless Pause/Break Sleep Toggle scroll lock Toggle between power and battery- status light/hard-drive activity light System request Open application menu Toggle Fn-key lock Home Page down Page up Touch pad The Inspiron 17-7778 is shipped with a Precision touch pad. A precision touch pad is a new class of input device that provides high precision pointer input and gesture functionality.
Identifying the touch pad On the taskbar, click or tap the search box, and then type Device Manager. Click or tap Device Manager. The Device Manager window is displayed. Expand Mice and other pointing devices. Touch pad gestures Gesture Procedure Result Tap to click Tap on the touch pad.
Downloading the chipset driver Turn on your computer. Go to www.dell.com/support. Click or tap Product support, enter the Service Tag of your computer, and then click or tap Submit. NOTE: If you do not have the Service Tag, use the auto-detect...
Click or tap Drivers & downloads → Find it myself. Scroll down the page and expand Chipset. Click or tap Download to download the chipset driver for your computer. After the download is complete, navigate to the folder where you saved the chipset driver file.
Checking the system memory in BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. On the left pane, select Settings → General → System Information.
Identifying the processors in Windows On the taskbar, click or tap the search box, and then type Device Manager. Click or tap Device Manager. The Device Manager window is displayed. Expand Processors . Checking the processor usage in the task manager Right-click or double-tap on the taskbar.
Operating System The Inspiron 17-7778 is shipped with the Windows 10 factory installation. Service Tag location The service tag is a unique alphanumeric identifier that allows Dell service technicians to identify the hardware components in your computer and access warranty information.
Video drivers In the Device Manager, check if the video driver is installed. Install the video driver update from www.dell.com/support. Intel Serial IO driver In the Device Manager, check if the Intel Serial IO driver is installed. Install the driver updates from www.dell.com/support.
Intel Trusted Execution Engine Interface In the Device Manager, check if the Intel Trusted Execution Engine Interface driver is installed. Install the driver update from www.dell.com/support.
Intel Virtual Button driver In the Device Manager, check if the Intel Virtual Button driver is installed. Install the driver updates from www.dell.com/support.
Intel Wireless 3165 Wi-Fi and Bluetooth drivers In the Device Manager, check if the network card driver is installed. Install the driver updates from www.dell.com/support. In the Device Manager, check if the Bluetooth driver is installed. Install the driver updates from www.dell.com/support.
Entering the BIOS setup program Turn on or restart your computer. Press F2 when the Dell logo is displayed on the screen to enter the BIOS setup program. You can change the user-defined settings in BIOS setup program. Boot menu The Inspiron 17-7778 includes a one-time boot menu.
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• The F2=Setup prompt appears at the top-right corner of the screen during boot.
System diagnostic lights Power and battery-status light/hard-drive activity light Indicates the battery-charge status or the hard-drive activity. NOTE: Press Fn+H to toggle this light between power and battery-status light and hard-drive activity light. Hard-drive activity light Turns on when the computer reads from or writes to the hard drive. Power and battery-status light Indicates the power and battery-charge status Solid white —...
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Light pattern Problem description Suggested solution problem persists, replace the memory module. Memory or RAM failure Replace the memory module. Invalid memory installed Replace the memory module. System board or chipset Replace the system board. error LCD failure Replace the LCD. CMOS battery failure Replace the CMOS battery.
Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Information about Dell products and www.dell.com services Windows 8.1 and Windows 10 Dell Help & Support app Windows 10 Get started app Windows 8.1...
Contacting Dell To contact Dell for sales, technical support, or customer service issues, see www.dell.com/contactdell. NOTE: Availability varies by country and product, and some services may not be available in your country. NOTE: If you do not have an active internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog.