Lenovo 36984SU, 36984UU, 36984RU, 369724U, 36984MU Troubleshooting problems, Diagnosing problems

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Chapter 8. Troubleshooting problems

This chapter describes on what to do if you experience a problem with your tablet.

Diagnosing problems

If you experience problems with your tablet, use the Lenovo Solution Center program as a starting point for solving them.

The Lenovo Solution Center program enables you to troubleshoot and resolve tablet problems. It combines diagnostic tests, system information collection, security status, and support information, along with hints and tips for maximum system performance.

Note: The Lenovo Solution Center program can be downloaded from http://www.lenovo.com/diags.

To run the Lenovo Solution Center program, do the following:

1.Swipe in from the right edge of the screen to display the charms.

2.Tap the Search charm to search for Lenovo Solution Center.

3.Tap Lenovo Solution Center in Apps.

For additional information, refer to the Lenovo Solution Center help system.

Note: If you are unable to isolate and repair the problem yourself after running the program, save and print the log files. You will need the log files when you speak to a Lenovo technical support representative.

Troubleshooting

The problems and solutions described in this chapter are meant only as a guide. They are not definitive problem solving techniques. For some problems, you might need help from Lenovo, your reseller, or your service provider.

When you observe a problem, stop operation immediately, because taking further action might result in data loss or damage. Take a note of what the system is doing and what actions you performed before the problem occurred. Provide detailed information to Lenovo or your service provider for quicker problem resolution.

Internet problem

Problem: Unable to connect to the wireless network.

Suggested solution: Ensure that:

•The SIM card is valid and workable if you are using a mobile data network (3G or 4G).

•You are within the network’s service range and the signal strength is good.

•Your tablet is not in Airplane mode.

If the problem persists, contact Lenovo for technical support.

Multi-touch screen problems

•Problem: The multi-touch screen responds slowly or improperly.

Suggested solution: Do the following:

© Copyright Lenovo 2012

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Contents User Guide First Edition December Copyright Lenovo Safety, Warranty, and Setup Guide Regulatory NoticeContents Getting support Read this first Important safety and handling informationDispose according to local laws and regulations Prevent hearing damagePolyvinyl Chloride PVC cable and cord notice Keep your tablet and accessories away from small childrenProtect your data and software Be aware of heat generated by your tabletVi User Guide Product overview Product layoutFront view Fn key USB 3.0 connectorsRear view ThinkPad pointing deviceTablet layout Mini DisplayPort connectorEmergency reset hole Power connectorFront and side view Tablet Digitizer Pen storageFan louvers Keyboard dock connectors Power buttonVolume control buttons USB 2.0 connectorMulti-touch screen SIM card trayBuilt-in stereo speakers Windows buttonBack-side view Rear-facing cameraNFC logo on some models Features AccessoriesSpecifications Lenovo programs BatteryPower source ac power adapter Operating environmentApplication Description User Guide Using your tablet Initial setup instructionsUsing the multi-touch screen Tap On-Screen Keyboard in Apps Using the On-Screen Keyboard and the Touch KeyboardUsing the Tablet Digitizer Pen Tap Settings Control PanelDownloading games and applications Using the keyboard dockUser Guide Volume and mute control Using the function keysFn key control Screen controlApplication control Other function keysUsing the ThinkPad pointing device Power managementCharging the battery User Guide Checking the battery status Extending the battery life between chargesSynchronizing files by using the Lenovo Cloud solution Using the camerasUsing synchronization solutions Using the GPS satellite receiverInstalling and removing the SIM card Wireless networks and devicesDetermining which mobile network you are using Connecting to a mobile data network Connecting to a Wi-Fi networkTap Set as metered connection Sharing your Internet connection Using NFC Using Bluetooth devicesUser Guide Attaching a mechanical lock Using passwordsPasswords and sleep mode SecurityEntering passwords Power-on passwordHard disk passwords Tap Security Tap Password Tap Hard Disk 1 Password Setting a hard disk passwordChanging or removing a hard disk password Supervisor passwordTap Security Tap Password Tap Supervisor Password Setting, changing, or removing a supervisor passwordSetting the security chip Setting the security chipTap Security Chip. The Security Chip submenu opens Protecting data against viruses Using firewallsAdvanced startup options Recovery overviewResetting your tablet to the factory default settings Refreshing your tabletUser Guide Advanced configuration Installing device drivers ThinkPad SetupMain menu Menu item Submenu item Selection Comments Config menuPreinstalled operating system license Uefi secure boot EnabledMenu item Submenu item Selection Comments Keyboard/Mouse DisabledPower Battery OptimizedYes HoursSerial ATA Sata Beep and AlarmDate and Time menu Security menuVT 100+ Inactive Menu item Submenu item Value Comments PasswordBios ROM String Reporting Bios text string Security ChipMenu item Submenu item Value Comments Update OptionProtection Enabled Port AccessStartup menu Secure BootUser Mode Standard ModeChanging the startup sequence Updating your system Uefi Bios Using system managementRestart menu System management Setting management featureGetting updates Comfort and accessibilityUsing your tablet more comfortably Accessibility informationTravel accessories Traveling with your tabletTravel tips Storing the tablet for extended periods Care and maintenanceCleaning your tablet Protecting the screen with a replaceable filmUser Guide Troubleshooting problems Diagnosing problemsTroubleshooting Media problems Recovering from a severe software problemBattery problem System problemsError messages Errors without messages Lenovo technical support Getting supportFinding ThinkPad options ProcedureProcedure Tap Community Forums Lenovo user forumsUsage environment and your health Wireless related informationWireless interoperability Appendix A. Regulatory informationLocation of the UltraConnect wireless antennas Export classification noticeElectronic emission notices Industry Canada Class B emission compliance statement German Class B compliance statement Appendix A. Regulatory information User Guide Disposing of disused lithium batteries from Lenovo computers Lenovo recycling statement Japan recycling statementsBattery recycling information for Taiwan Recycling information for BrazilImportant Weee information Page User Guide Ukraine RoHS China RoHS Turkish RoHSIndia RoHS Appendix D. Energy Star model information Power plan Energy Saver settings when plugged into ac powerTap OK Appendix E. Notices Trademarks Page Part Number Printed 1P P/N

EX624405, 370245U, 36984SU, 37023SU, 36984LU specifications

Lenovo has established itself as a leader in the technology sector, consistently delivering high-performance devices tailored to meet a variety of user needs. Among its various offerings are models such as the Lenovo 36984MU, 37023SU, 36984SU, EX624405, and 370133U, which showcase the brand's commitment to innovation and quality.

The Lenovo 36984MU is known for its robust performance, powered by a reliable processor that balances speed and efficiency. This model is equipped with a vivid display, providing users with crystal-clear visuals that enhance the overall experience, whether for work or entertainment. Additionally, it boasts generous storage capacity, allowing users to store and access a vast library of files and applications without compromise.

The 37023SU model stands out for its portability and design on the go. This laptop comes with advanced thermal management technology, which ensures optimal cooling during intensive tasks. Users can appreciate the ergonomic keyboard designed for comfortable typing, making it perfect for long hours of use. The inclusion of multiple connectivity options ensures that this device can seamlessly integrate into various environments.

In contrast, the Lenovo 36984SU offers users exceptional graphics performance, making it ideal for gamers and creative professionals alike. This model features high-performance graphics processing, which is complemented by an expansive display for an immersive experience. The machine is also optimized for multitasking, allowing users to run multiple applications simultaneously without lag.

The EX624405 is a versatile option, designed for professionals seeking reliability and efficiency. With enhanced security features and management tools, this model is tailored for business use. The system is equipped with enterprise-level antivirus software and encryption options, ensuring data protection.

Lastly, the 370133U focuses on sustainability, incorporating eco-friendly materials without sacrificing performance. This model includes features such as long battery life and energy-efficient components, making it a responsible choice for environmentally-conscious users.

Together, these Lenovo models demonstrate a diverse range of features, technologies, and characteristics that cater to various users from gamers to professionals, ensuring that Lenovo remains at the forefront of the technology industry.
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