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Lenovo G450 Support Question

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Question posted by lokiritoday on September 3rd, 2015

Black Lenovo G450 Screen

I have a Lenovo G450 Computer. Whenever i Switch on, the Screen remains black but the fan works including the Mute, Volume Up, and Volume Down Lights. It suddenly Boots after Series of about 5 to 6 trials (Pressing the Power Button On and then Off.......). Wat Could be the Problem

Current Answers

Answer #1: Posted by TechSupport101 on September 3rd, 2015 8:56 AM
TechSupport101

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Make sure you do not have a USB stick connected to the computer during boot. This may also indicate a failing HDD. Particularly if this does not happen if the laptop is powered on without the HDD installed. Bad RAM sticks may cause this.

Related Lenovo G450 Manual Pages

Lenovo G450/G550 User Guide V2.0 - Page 3

...In this case, this might need some uncontrolled omissions while printing, binding or distributing. Lenovo G450-550 UG V2.0_en.book Page 1 Wednesday, September 2, 2009 9:29 AM Respective Users Dear user, Thanks ...for your use of Lenovo notebook soon, we are most honored to have you . This manual has been made very...
Lenovo G450/G550 User Guide V2.0 - Page 4

...X × 0.931 G. II. A portion of the hard disk space is used for specific purposes Lenovo computers may find that of the hard disk manufacturers. However, when identifying hard disk capacity, operating systems ...and OneKey Rescue System program files. Different standards used to the following reasons: I. Lenovo G450-550 UG V2.0_en.book Page 2 Wednesday, September 2, 2009 9:29 AM ...
Lenovo G450/G550 User Guide V2.0 - Page 5

...external devices 18 Chapter 3. Troubleshooting 24 Frequently asked questions 24 Troubleshooting 26 Chapter 6. Lenovo limited warranty 46 Warranty information 50 Appendix D. Upgrading and replacing devices 30 Replacing ...System status indicators 16 Securing your hard disk 64 Appendix F. Lenovo G450-550 UG V2.0_en.book Page i Wednesday, September 2, 2009 9:29 AM Contents Important...
Lenovo G450/G550 User Guide V2.0 - Page 8

... cover of CD/DVD drive, power adapter, battery pack or other unserviceable parts. Lenovo provides documentation with large amount of running water for further guidance. Closely follow all ...customer support center or your computer. Keep the covers closed whenever the computer is hazardous; Lenovo G450-550 UG V2.0_en.book Page iv Wednesday, September 2, 2009 9:29 AM Important safety...
Lenovo G450/G550 User Guide V2.0 - Page 11

Lenovo G450-550 UG V2.0_en.book Page 3 Wednesday, September 2, 2009 9:29 AM Chapter 1. OneKey Rescue System" on page 16. h Touchpad The touchpad functions as a conventional mouse. Use these buttons to open OneKey Rescue System (If OneKey Rescue System has been preinstalled) when the computer is powered off. Press... computer. c Computer display d Volume buttons (specific models only) e...
Lenovo G450/G550 User Guide V2.0 - Page 12

..." on page 17. models only) Note: Press Fn+F3 to shift to devices with HDMI input such...Fan louvers Dissipate internal heat. e HDMI port (specific Connects to other connected display devices. f USB port Connects to know your computer Left-side view a b c d e f g a Kensington slot Attach a security lock (not supplied) here. Getting to USB devices. Lenovo G450...
Lenovo G450/G550 User Guide V2.0 - Page 13

... adapter here. b Optical drive c AC power adapter jack Reads/Burns optical disks. Note: For details, see "Connecting a universal serial bus (USB) device" on page 11. 5 Lenovo G450-550 UG V2.0_en.book Page 5 Wednesday, September 2, 2009 9:29 AM Chapter 1. Note: For details, see "Using AC adapter and battery" on page 18.
Lenovo G450/G550 User Guide V2.0 - Page 20

... mouse. Using the touchpad a bc a Touchpad b Left click button c Right click button To move . Lenovo G450-550 UG V2.0_en.book Page 12 Wednesday, September 2, 2009 9:29 AM Chapter 2. Note: You can ... with an incorrect type, there may be danger of the left mouse button on the screen, slide your company's safety standards. The battery pack contains a small amount of in which...
Lenovo G450/G550 User Guide V2.0 - Page 22

...function, press and ...volume. 14 Fn + F4: Open the interface for integrated wireless devices settings (enable/ disable). Fn + F11: Skip to the previous track. Fn + PrtSc: Activate the system request. To use of the LCD screen. then press one of each function key. Fn + Insert (G450) Enable/Disable the numeric keypad. Fn + / : Increase/Decrease display brightness. Lenovo G450...
Lenovo G450/G550 User Guide V2.0 - Page 25

... setup utility, press F2 when the Lenovo logo appears during starting up your face, and creates a digital map that it , a prompt appears on the screen each time you...Lenovo offers no comment judgement or warranty regarding the function, quality or performance of locking devices and security features. „ Using VeriFace™ VeriFace is compatible with steady and even light. Lenovo G450...
Lenovo G450/G550 User Guide V2.0 - Page 34

... mode: - The following to exit from the screen saver or to have the computer serviced. Press the power button. Proof of the following section only describes problems that : - You must take your computer to a Lenovo authorized servicer or a marketing representative to resume from the hard disk. Lenovo G450-550 UG V2.0_en.book Page 26...
Lenovo G450/G550 User Guide V2.0 - Page 35

... not work. Connect the AC adapter to the computer, then press the power button to the computer, or replace the battery with a fully charged one. The screen is getting low. If you are using the AC adapter, or using a desktop resolution over the optimum, reduce the display resolution and the color depth. 27 Lenovo G450...
Lenovo G450/G550 User Guide V2.0 - Page 43

The BIOS Setup Utility screen opens. Upgrading and replacing devices Note: If only one DIMM is installed correctly, do the following: 1 Remove the Memory/Wireless module... computer on the computer you are servicing, the card must be installed in SLOT-0 ( a : lower slot), but not in your computer. Lenovo G450-550 UG V2.0_en.book Page 35 Wednesday, September 2, 2009 9:29 AM Chapter 6.
Lenovo G450/G550 User Guide V2.0 - Page 51

...habits, and they will make things easier and bring you work in a casual, less conventional setting, many of the setting...are using adequate lighting, for advice. 43 Sitting properly and using your computer. Your computer's visual display screen is designed ...clear, crisp images and large, bright displays that are traveling? Lenovo G450-550 UG V2.0_en.book Page 43 Wednesday, September 2, ...
Lenovo G450/G550 User Guide V2.0 - Page 52

...is producing error codes, it is helpful to have the error screen on your Inbox, Sent, and Trash folders from time to ...updating for your computer is in front of owning your computer. Lenovo G450-550 UG V2.0_en.book Page 44 Wednesday, September 2, 2009... release notes prior to perform a daily backup. You might include major hardware or software changes, driver updates, minor issues you...
Lenovo G450/G550 User Guide V2.0 - Page 57

... in Singapore and this warranty shall be finally settled by Lenovo. 49 NOTHING IN THIS WARRANTY AFFECTS STATUTORY RIGHTS, INCLUDING RIGHTS OF CONSUMERS UNDER NATIONAL LEGISLATION GOVERNING THE SALE OF... the English language version of law. It is the maximum amount for Lenovo hardware products purchased in effect. Lenovo G450-550 UG V2.0_en.book Page 49 Wednesday, September 2, 2009 9:29...
Lenovo G450/G550 User Guide V2.0 - Page 73

...standby) mode" for the integrated Wireless LAN/WiMAX Mini PCI Express Cards built into the screen section and all persons. i) The FCC RF Exposure compliance: The radiated output power of... used in the extended channels (12ch, 13ch). Lenovo G450-550 UG V2.0_en.book Page 65 Wednesday, September 2, 2009 9:29 AM Appendix F. Lenovo computer complies with FCC RF exposure compliance requirements, ...
Lenovo G450/G550 User Guide V2.0 - Page 107

Lenovo G450-550 UG V2.0_en.book Page 99 Wednesday, September 2, 2009 9:29 AM Index P Password Problems 26 Using 17 Power button 3 Problems Battery 28 Computer screen 27 Display 26 Hard disk drive 28 Hibernation mode 27 Keyboard 26 Password 26 Sleep mode 27 Sound 28 Startup 28 S Security 17 Storage media ...
Lenovo G450/G550 User Guide V1.0 - Page 34

... set, and the screen remains blank, have the computer serviced. If you enter • The numeric lock function is on a blank contents of purchase is plugged into a working electrical outlet. - Chapter 5. Proof of your computer to a Lenovo authorized servicer or a marketing representative to resume from the hard disk. Touch the touchpad. - Press the power button...
Lenovo G450/G550 User Guide V1.0 - Page 57

... of Singapore International Arbitration Center ("SIAC Rules") then in Bangalore, India. YOU MAY ALSO HAVE OTHER RIGHTS UNDER APPLICABLE LAW OR WRITTEN AGREEMENT WITH LENOVO. All arbitration proceedings, including all documents presented in such proceedings, shall be held in effect. Appendix C. Arbitration in Singapore shall be conducted in the EEA may be...

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