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Question posted by glotredway on May 16th, 2014

Lenova H520 Mouse Freezing When In Sleep Mode

When in sleep mode, the mouse has started freezing in the spot it was left in. Only way to get it working again, is to reboot computer. Mouse and keyboard came with H520 and is only two months old. What should I do?

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Related Lenovo H520s Manual Pages

Lenovo H520s Hardware Maintenance Manual - Page 1

Lenovo H520s Hardware Maintenance Manual ideaideaideaCentreidea Machine Types: 10093/2561/4746

Lenovo H520s Hardware Maintenance Manual - Page 3

Lenovo H520s Hardware Maintenance Manual Machine Types: 10093/2561/4746

Lenovo H520s Hardware Maintenance Manual - Page 5

... Replacing hardware . . . . 27 General information 27 Replacing the keyboard and mouse 28 Removing the computer cover 28 Removing the front bezel 29 Replacing...sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. Using the Setup Utility. . . 13 Starting the Lenovo BIOS Setup Utility program . 13 Viewing and changing settings 13 Using passwords 13 Enabling or ...

Lenovo H520s Hardware Maintenance Manual - Page 7

... this manual This manual contains service and reference information for trained servicers who are familiar with Lenovo computer products. It is intended only for Lenovo H520s computers listed on the cover.

Lenovo H520s Hardware Maintenance Manual - Page 9

... any objects that weigh more than 16 kg (35 lb) or objects that you start the machine, ensure that other service representatives and the customer's personnel are too heavy... conditions that you are : hammering, drilling soldering, cutting wire, attaching springs, using solvents, or working in any action that causes hazards to ensure general safety: • Observe good housekeeping in a ...

Lenovo H520s Hardware Maintenance Manual - Page 10

...with the reflective surface of maintenance information. Remember: Another person must be there to work on suitable rubber mats (obtained locally, if necessary) to decrease electrostatic discharges. ...leads and accessories for possible hazards in the off position. • If you start to cause electrical shock. Use extreme care when measuring high voltages. • Regularly inspect...

Lenovo H520s Hardware Maintenance Manual - Page 11

... you can occur when there is to attachment of features or options not covered by equalizing the charge so that the machine, the part, the work mat, and the person handling the part are all at the same charge. Insulation must determine how serious the apparent hazard could be considered sensitive...

Lenovo H520s Hardware Maintenance Manual - Page 12

... grounded wrist strap against ESD damage. - Use an ESD common ground or reference point when working on your body. • Prevent the part from power, telephone and communication cables is especially ... a wrist strap. • Use the black side of a grounded work mat to provide a static-free work surface. DANGER Electrical current from touching your clothing. The mat is hazardous...

Lenovo H520s Hardware Maintenance Manual - Page 15

Type Lenovo H520s This section lists the physical specifications. Environment Air temperature: Operating: 10° to 35°C Transit: -20° to 55°C Humidity: Operating: 35% to ...

Lenovo H520s Hardware Maintenance Manual - Page 19

... set passwords to prevent unauthorized persons from your user name. • Do not use the keyboard when using . Note: If a Power-On Password or an Administrator Password has been set... Setup Utility program to set passwords, read the following : 1. For more information, see "Starting the Setup Utility program." Using passwords You can be easily compromised. Press and hold the F1...

Lenovo H520s Hardware Maintenance Manual - Page 20

...for each new password line item. Select Save changes and Exit from changing configuration settings. Start the Lenovo BIOS Setup Utility program (see "Password considerations" on page 13). 2. Type..., a password prompt is typed from the keyboard. Return to confirm, then press the Enter key. Start the Lenovo BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on...

Lenovo H520s Hardware Maintenance Manual - Page 21

... "Starting the Lenovo BIOS Setup Utility program" on the setup options. Type the current password then press the Enter key. 4. Type the current password and press the Enter key. 3. A setup notice will be displayed. Select Save changes and Exit from booting. Device driver support is disabled, the USB keyboard and/or USB mouse...

Lenovo H520s Hardware Maintenance Manual - Page 22

... Utility program (see "Starting the Setup Utility program" on the computer. From the Setup Utility program menu, select Devices. 3. Selecting a startup... device such as the CD/DVD-ROM drive disk or hard disk as , press the Enter key and then select SATA mode. Select whether to enable or disable Onboard Ethernet Controller, or select whether to the Lenovo BIOS Setup Utility program menu and ...

Lenovo H520s Hardware Maintenance Manual - Page 23

... BIOS Setup Utility program (see "Starting the Lenovo BIOS Setup Utility program" on the right side of the following : 1. Use - Return to exit the Setup Utility program. Select Save changes and ...

Lenovo H520s Hardware Maintenance Manual - Page 26

..., or mouse) b. Repeat steps 1 through 3 until you find a suitable boot device. POST does the following components (if connected or installed) one at a time. Make sure the boot drive is properly connected to Enabled. Undetermined problems 1. External Cache d. Power-on , it performs a series of tests is working POST Error Message Keyboard error Reboot and Select...

Lenovo H520s Hardware Maintenance Manual - Page 31

... 7. Serial (COM2) connector 17. Identifying parts on the front of devices that are factory-installed or that you can install later. Mini PCI-E slot 15. Mode switch connector 16. Battery 8. eSATA connector 10.

Lenovo H520s Hardware Maintenance Manual - Page 34

... attached to protect the computer screen from electrical outlets. Lenovo recommends that you use a blanket, towel, or other damage. Replacing the keyboard and mouse To replace the keyboard and mouse Step 1. Refer to "Left and right view" and "Rear view" for help with locating the various connectors. 28 Lenovo H520sHardware Maintenance Manual Step 2. Disconnect all...

Lenovo H520s Hardware Maintenance Manual - Page 56

Keyboard & Mouse Sunrex LXH-EKB-10YA(TH) B-Silk KB-LVT Sunrex LXH-EKB-10YA(CZ-SL) B-Silk KB-LVT Sunrex LXH-EKB-10YA(IN) B-Silk KB-LVT ...

Lenovo H520s Hardware Maintenance Manual - Page 57

...)S-Silk KB-Black(WW) Liteon SM-8861(WW) Mouse Black Liteon SM-8861 Mouse(No Battery) Black Liteon SM-8861(JP) Mouse-Black(WW) Liteon LXH-SM-8825 B-Silk Mouse Chicony LXH-MSU-1111 B-Silk Mouse Chicony LXH-MSU-1111 B-Silk Mouse Sunrex LXH-EMS-10ZA B-Silk Mouse Chassis Foxconn LX-326ATA chassis front bezel Luxshare Crete...

Lenovo H520s Hardware Maintenance Manual - Page 59

... management reduces the power consumption of certain components of the computer and the settings for Advanced Power Management (APM) BIOS mode is allowed to all operating systems support ACPI BIOS mode. Automatic Power-On features The Automatic Power-On features within the Power Management menu allow you to wake the System. ©...