Lenovo 183822U Related service information, Resetting a tablet preload to the factory condition

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Chapter 4. Related service information

This chapter presents the following information:

•“Resetting a tablet preload to the factory condition” on page 27

•“Locking the screen” on page 27

•“Power management” on page 29

Resetting a tablet preload to the factory condition

Note: The following data will be erased when you reset a tablet preload to the factory condition.

•Google Account

•System and application data and settings

•Downloaded applications

•Music

•Photos

•Other user data

To reset a tablet preload to the factory condition, do the following:

1.Open the Android Settings screen.

To open the Android Settings screen, do either of the following:

•From the main Home screen, touch the Android Settings icon on Lenovo Launch Zone. The Android Settings screen is displayed.

•Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.

2.Touch Privacy.

3.Touch Factory data reset.

4.Touch the Reset tablet icon and the tablet will be reset to the factory condition.

Locking the screen

To protect your tablet data against unauthorized access, lock the screen and set an unlock mode for unlocking the screen. The screen unlock mode can be a personal or corporate password, a PIN, or a pattern. After a screen unlock mode is set and the screen is locked, the next time you turn on your tablet or wake up the screen, you must type the password or the PIN, or draw the unlock pattern to unlock it.

After you lock the tablet, nothing happens if you touch the screen, but you still can listen to the music and use the volume control buttons.

Notes: To listen to the music when the screen is locked, do the following:

1.Open the Android Settings screen.

To open the Android Settings screen, do either of the following:

•From the main Home screen, touch the Android Settings icon on Lenovo Launch Zone. The Android Settings screen is displayed.

•Touch the application icon from the action bar and then touch Settings. The Android Settings screen is displayed.

2.Touch Privacy.

© Copyright Lenovo 2011

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Contents ThinkPad Tablet Hardware Maintenance ManualFirst Edition August Copyright Lenovo Contents Ii Hardware Maintenance Manual About this manual Iv Hardware Maintenance Manual Safety information General safetyElectrical safety Hardware Maintenance Manual Safety inspection guide Grounding requirements Safety notices multilingual translationsSafety information Hardware Maintenance Manual Perigo Perigo Safety information Vorsicht Vorsicht Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Safety information Hardware Maintenance Manual Before replacing parts Important service informationStrategy for replacing FRUs Important notice for replacing a system boardUsing PEW Dynamic Configure To Order CTOFRU identification for CTO, CMV, and GAV products Custom Model Variant CMVImportant service information Hardware Maintenance Manual General checkout Following are not covered under warrantyWhat to do first Be careful not to replace a non-defective FRUPower system checkout Checking the internal batteryChecking the internal battery condition Checking the ThinkPad Tablet AC Charger Checking the internal battery statusHardware Maintenance Manual Resetting a tablet preload to the factory condition Related service informationTouch Factory data reset Locking the screenTouch Location & Security Configure lock screen Changing the password, PIN, or patternEnabling the screen unlock function Touch the Screen lock sounds iconPower management Screen blank modeDisabling the screen lock function Touch Wireless & network Wi-Fi settings Wireless network disconnect policyHot key Description Hardware Maintenance Manual Screw notices FRU replacement noticesExternal CRU statement to customers Plastic to plasticRetaining serial numbers, MTM, UUID, and Asset ID Before servicing the ThinkPad Tablet Removing and replacing a FRURemoval steps of ThinkPad Tablet Pen ThinkPad Tablet PenThinkPad Tablet Pen on M2 × 4 mm, flat-head, nylon-coated Silver 181 Nm Kgfcm Step Screw quantity Color Torque Speaker assembly PCI Express Mini Card for wireless WAN Removal steps of speaker assemblyRemoval steps of PCI Express Mini Card for wireless WAN M2 × 3 mm, flat-head, nylon-coated Black 181 Nm Step Screw quantity Color Torque Removal steps of LCD module assembly LCD module assemblyRemoval steps of microphone assembly Microphone assemblyRemoval steps of system board and base cover System board, base cover, and LCD cableApplying labels to the base cover Removal steps of LCD cable Locating the controls and hardware components Hardware Maintenance Manual External CRU statement to customers Parts listOverall FRU FRU ThinkPad Tablet Keyboard Folio Case CRU ID Miscellaneous partsThinkPad Tablet AC Charger ThinkPad Tablet AC ChargerMicro-USB cable ThinkPad Tablet Dock power cord cableTool Common service toolsTrademarks Electronic emission noticesPage 0A96158

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