Samsung NP-R428-DB01VN manual Use Time Break Time, Illumination, Operation Condition

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Volume Control (Headphones and Speakers)

Check your volume first to listen to music.

Check your

volume!

Check if the volume is too loud before using headphones.

It is not recommended using headphones for long periods of time.

Any deviation from the equalizer default setting could cause hearing impairment.

The default setting can be changed through software and driver updates without your intervention. Please check the equalizer default setting before first usage.

Use Time (Break Time)

Take a break for 10 minutes or more after a 50-minute period when working for more than one hour.

Illumination

Do not use the computer in dark locations. The illumination level for computer use must be as bright so for reading a book.

Indirect illumination is recommended.

Use a curtain to prevent reflection on the

LCD screen.

Operation Condition

Do not use the computer in hot and humid locations.

Use the computer within the allowed temperature and humidity range specified in the User Guide.

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Contents User Guide Page Contents Page Chapter Page Text Notations Safety Precaution NotationsBefore You Start CopyrightAbout HDD Capacity Representation About the Product Capacity Representation StandardAbout Memory Capacity Representation Installation Related Safety PrecautionsKeep the plastic bags out of the reach of children Power Related There is a danger of electric shockAC Adapter Usage Precautions Connect the power cord to the AC adapter firmlyBattery Usage Related Authorized PartsUsage Related There is a danger of an explosion or fireUpgrade Related Custody and Movement Related Failing to do so, may cause electric shockUse only a battery authorized by Samsung Electronics Installation Related Battery Usage RelatedDo not place a heavy object over the product Repairing the product Failing to do so may cause electric shock hazardTake care when touching the product or parts Take care not to throw or drop a computer part or deviceDo not operate or watch the computer while driving a vehicle Take care not to damage the data on a hard disk driveProper Posture During Computer Use Proper PostureEye Position Hand Position Keep your arm at a right angle as shown by the figureIllumination Check your volume first to listen to music VolumeUse Time Break Time Operation ConditionImportant Safety Information Setting Up your SystemInstruction On Safety Operation of NotePC Care During UseReplacement Parts and Accessories  Laser Safety NoteGeneral Requirements Do not unplug the power cord out by pulling the cable onlyRequirements listed below are applicable to all countries Wireless Guidance Regulatory Compliance StatementsPage Use in specific environments USA and Canada Safety Requirements and NoticesOther Wireless Devices Explosive Device ProximityUnintentional Emitter per FCC Part FCC Statement for Wireless LAN use Intentional emitter per FCC PartFCC Part If fitted with a modem device Unintentional Emitter per ICES-003 Intentional Emitter per RSSBrazil European Directives European Union CE Marking and Compliance NoticesManufacturer Information EU R&TTE Compliance Statements Magyar MaltiMaltese HungarianGeneral European Economic Area RestrictionsLocal Restriction of 802.11b/802.11g Radio Usage BelgiumPage Weee Symbol Information Battery return systemsComputer Standard Battery AC Adapter Power Cable User Guide Basic ItemsOverview Front ViewStatus Indicators Caps LockUSB Port Right ViewSecurity Lock Port Port Chargeable USB Port Optional Left ViewESATA/USB Common Microphone JackBack View BatteryBottom View Turn on the computer Attaching the BatteryPower Connect the AC adapterTurn on the computer LEDUsing Stand by Mode in Windows XP Using Sleep ModeUsing Sleep Mode in Windows Vista/7 Click Start Turn Off Computer Stand ByPage Chapter Fn+ KeyboardShortcut Keys FunctionCenter Manager program with the system software media diskSupport For some models, Samsung Magic Doctor isTurns the wireless LAN function on or off in models with Wireless LAN capabilityScreen Brightness Control Volume ControlNumeric Key Touchpad LED Optional TouchpadTouchpad Left Button Scroll AreaStatus Indicator Emergency Hole Eject Button Inserting and Ejecting a CDPage To Insert and Use a Memory Card Multi Card Slot OptionalExample SD Card To format a memory card Using a Mini SD snd RS-MMCTo remove a memory card Click Start My computerTo insert a card ExpressCard Slot OptionalExpressCard Slot Adjusting the Volume using the Keyboard Adjusting the VolumeMute Measuring the Remaining Battery Charge ChapterLCD Brightness Control Controlling the Brightness Using the KeyboardInstructions for Cleaning the LCD  LCD bad pixels principle of laptop computerBios Setup Entering the Bios SetupBios Setup Screen System Setup Keys F5/F6Setting a User Password Setting a Boot PasswordSetting a Supervisor Password Set Supervisor Password itemSetting Up a Boot Password Deactivating the PasswordPriority item Changing the Boot PriorityType B Model Adding a Memory Module Upgrading MemoryMemory Slot Fixing Screw Removing a memory module Installing/Removing the Battery BatteryPrecautions Charging the Battery To use the shortcut key to viewBattery Usage Time Information Extending the Battery Usage TimeTo view on the battery Battery WarningMove to the Boot Smart Battery Using the Battery Calibration FunctionHighlight Yes in the Battery Calibration Using the Security Lock Port Page Chapter Product Specifications Registered Trademarks Energy Star PartnerPage Page BA81-08985A12100115