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Dell Inspiron 1420 Support Question

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Question posted by tdeviprashad on February 4th, 2013

Hi. My Motherboard Not Warking & Black Display. So Tell How Solve.

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Answer #1: Posted by tintinb on February 4th, 2013 9:15 AM

This answer was accepted by the poster of the original question.

tintinb

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There are actually many possible causes of your Dell Inspiron 1420 black screen problem. It is important to know these causes to provide proper diagnosis and solution. Some of these causes are provided below.

Computer is not booting properly
Brightness is set low or power setting
Try external display
Loose or disconnected cable
Bad LCD power inverter
Bad CCFL or backlight
Bad LCD

You can resolve these issues by reading the following articles below.

You can also watch the following tutorial videos.

If you have more questions, please don't hesitate to ask here at HelpOwl. Experts here are always willing to answer your questions to the best of our knowledge and expertise.

Regards,

Tintin

Related Dell Inspiron 1420 Manual Pages

Owner's Manual - Page 2

... and/or other than its own. Trademarks used in this text: Dell, the DELL logo, Inspiron, Wi-Fi Catcher, and Dell MediaDirect are trademarks of Microsoft Corporation in this document is a... A01 is a trademark of Dell Inc.; Microsoft and Windows are registered trademarks of data and tells you make better use of Dell Inc. Other trademarks and trade names may be used by...

Owner's Manual - Page 4

...38 Uninterruptible Power Supplies 38 3 Using the Display 39 Adjusting Brightness 39 Switching the Video Image From Your Computer Display To a Projector 39 Setting Display Resolution and Refresh Rate 40 4 Using the ... Pad . . . . 41 Numeric Keypad 41 Key Combinations 42 System Functions 42 Display Functions 42 Battery 42 Power Management 42 Microsoft® Windows® Logo Key Functions...

Owner's Manual - Page 6

... Standard Audio 66 Composite Video and S/PDIF Digital Audio . . . . 68 Component Video and Standard Audio 70 Component Video and S/PDIF Digital Audio . . . . 72 Enabling the Display Settings for a TV 74 8 Using Cards 75 ExpressCards 75 ExpressCard Blanks 76 Installing an ExpressCard 76 Removing an ExpressCard or Blank 77 Memory Card Reader...

Owner's Manual - Page 9

... sound from headphones 118 Remote Control Problems 118 Touch Pad or Mouse Problems 118 Video and Display Problems 119 If the display is blank 119 If the display is difficult to read 120 If only part of the display is readable 120 Drivers 121 What Is a Driver 121 Identifying Drivers 121 Reinstalling Drivers and...

Owner's Manual - Page 12

... System Setup Program 177 Viewing the System Setup Screen 178 System Setup Screen 178 Commonly Used Options 178 Cleaning Your Computer 180 Computer, Keyboard, and Display 180 Touch Pad 181 Mouse 181 Media 182 Dell Technical Support Policy (U.S.

Owner's Manual - Page 23

... up. 1 camera indicator 3 digital microphones (2) 5 media control buttons 7 touch pad buttons 9 headphone connectors (2) 11 device status lights 13 keyboard 15 keyboard status lights 2 camera (optional) 4 display 6 touch pad 8 microphone connector 10 wireless switch 12 8-in camera for conferencing and chat. Turn the volume down. Based on page 39. M E D I C A T O R - Stop. Indicates camera...

Owner's Manual - Page 24

T O U C H P A D B U T T O N S - M I T C H - You can scan for attaching headphones. Turns on when you use it to move the cursor on the display (see "Touch Pad" on page 43). When enabled through Dell QuickSet, this connector. NOTICE: To avoid loss of data, never turn off the computer while ...

Owner's Manual - Page 39

... comfortable level. • Press and the up-arrow key to increase brightness on the integrated display only (not on an external monitor). • Press and the down-arrow key to change . Using the Display 39 Using the Display Adjusting Brightness When a Dell™ computer is connected to an external monitor and you start...

Owner's Manual - Page 40

...vision impairments. If you choose a resolution or color palette that is higher than the display supports, the settings adjust automatically to the previous settings if needed. NOTE: Use only ...the Dell-installed video drivers, which are designed to one not supported by adjusting display resolution. In contrast, lower resolution causes text and images to appear larger and can change...

Owner's Manual - Page 42

... Windows Explorer. 42 Using the Keyboard and Touch Pad Key Combinations System Functions Opens the Task Manager window. Highlight the desired icon to switch the display to restore minimized windows following the use of the Windows logo key and combination. This key combination functions as a toggle to that option. Increases brightness...

Owner's Manual - Page 43

... click Control Panel. 2 Click Hardware and Sound. 3 Click Keyboard. Dell™ QuickSet Key Combinations If Dell QuickSet is connected to move the cursor on the display. Opens the System Properties dialog box. Opens the Search Results dialog box. For more information about Dell QuickSet key combinations, right-click the QuickSet icon...

Owner's Manual - Page 45

... not limited to, the following: • Using optical drives. • Using wireless communications devices, ExpressCards, media memory cards, or USB devices. • Using high-brightness display settings, 3D screen savers, or other powerintensive programs such as standard equipment in the battery bay.

Owner's Manual - Page 46

... Dell QuickSet Battery Meter: • Double-click the Dell QuickSet icon in the taskbar, and then click Battery Meter or • Press The Battery Meter displays the status, battery health, charge level, and charge completion time for advice on disposing of fire or chemical burn. Keep the battery away from children...

Owner's Manual - Page 49

... the Sleep Power State Rather than shutting down your portable computer, use one of the following methods: • Press the power button. • Close the display. • Press . To exit Sleep state, press the power button. Charging the Battery NOTE: Charge time is hot from the electrical outlet and allow the...

Owner's Manual - Page 51

... 3 1 digital microphones (2) 2 camera indicator 3 camera Accessing the Camera's Help File To access the camera's Video Software Help file, right-click the icon in the computer display. The blue camera light appears when the camera is turned on page 167.

Owner's Manual - Page 59

The Volume Meter displays the current volume level, including mute, on the hinge cover, to launch Dell ...are using too much memory and preventing media playback, adjust the display properties: 1 Click Start → Control Panel → Appearance and Personalization. 2 Under Personalization, click Adjust screen resolution. 3 On Display Settings, click and drag the bar to increase or decrease the...

Owner's Manual - Page 62

... audio NOTE: See the diagrams at the beginning of each subsection to help you determine which method of connection you should use. See "Enabling the Display Settings for a TV" on page 74. If you want to connect your computer to a TV or audio device, it is recommended that the computer recognizes...

Owner's Manual - Page 63

... the TV and any audio device that you want to ensure that you connected (if applicable), and then turn on the computer. 7 See "Enabling the Display Settings for a TV" on page 74 to connect.

Owner's Manual - Page 178

... wait until you reboot the computer for new settings to take effect. the lower-right corner displays information about a specific item on a system setup screen, highlight the item and see "Performing...to start the operating system. Changing the Boot Sequence The boot sequence, or boot order, tells the computer where to look to find the software needed to the following: • Diskette...

Service Manual - Page 1

...to hardware or loss of data and tells you make better use of Dell Inc... Dell Inc. Dell™ Inspiron™ 1420/Dell Vostro™ 1400 Service... Manual Before You Begin Internal Card With Bluetooth® Wireless Technology Optical Drive Hard Drive Memory Modem Coin-Cell Battery Keyboard Cover Keyboard Communication Cards Intel® Turbo Memory Display...