Lenovo 3000 Series, Y400 Series manual About the battery, For outdoor using

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Lenovo Notebook Computer User Guide

Eliminate them with viscid tape.

4.1.4About the battery

zRecharge the battery only after the power has run out and fully recharge it in one time. Do not stop recharging or start discharging when the battery is still under recharging. This helps to keep your battery in an optimized status.

zIf you plan on leaving your computer unused for a long time (over 2 weeks), Plug out the battery.

zPlace the battery in a place far away from conductive objects (e.g. water or metal) to prevent the battery from being short circuit.

zDo not place the battery separately from the computer and without recharging for over 6 months.

4.1.5For outdoor using

zBackup the critical data before you take your computer outdoors.

zEnsure that the battery is full.

zBe sure to turn off the power and close the LCD well.

zDo not leave anything between the closed LCD and the keyboard.

zWhen you leave the computer in your car, Place it on the back seat to avoid being insolated.

zCarry the AC adapter and power cord with the computer.

zDo not place the computer in the trunk and consign it by rail, but carry it yourself.

zFor airport safety check, we recommend you to choose the X‐ray machine (the machine to check your personal luggage) to check

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Contents Welcome Quick tour for your computer LED Indicator Security keyhole Power jackLAN port Fan louversLAN port, Modem jack High current of a digital line might damage the Modem USB portsModem jack 7 SD/MS/MMC card port Hidden Touchpad status LED indicatorHidden Touchpad Enable/Disable LED indicator Ieee 1394 portCaps Lock 15 HDD/ODD LED indicatorSubwoofer NUM LockWireless & Bluetooth Enable/Disable button BatteryNovo button Power switchMute button Shuttle Audio volume status LED indicatorInteraction under Windows operating system Built‐in microphoneOptical media drive Hidden TouchpadTouchpad button 27 S‐Video portHeadphone‐out jack Microphone‐in jackWireless/Bluetooth status System and power status indicatorsPower‐on status Battery statusBack view Monitor connectorBuild‐in stereo speakers Battery Release latch Memory module cover Hard disk/wireless card coverBattery Lock/Unlock latch Open/close the LCD display panel Turn on/off the power∙ Releasing battery pack CPU fan coverStarting up for the first time Click Start ‐ Turn Off Computer‐ Turn Off Using battery packActivating the battery Turn off the computerUsing battery Battery initialization Checking the battery status Lenovo Notebook Computer User Guide Using keyboard Using the LCD displayShortcut Function Using numeric keypadKeyboard shortcuts Fn + → ← Fn + SysRq/ScrLkFn + Ins/Pause Fn + Del/BreakDrag and Drop Using the TouchpadTouchpad indicator Touchpad utilities ClickSlot‐in driver Using optical media driverTray‐in driver Power management Setup and maintain the computerTurn off the monitor or hard disk Power management under Windows XP Acpi ModeStandby mode Hibernation mode Set up low power protection Using multimedia audio system Connecting IEEE1394 device Setting display resolutionUsing PC cards Connecting to external display deviceUsing card reader Installing Graphic Card driver Installing driversInstalling Chipset driver Installing Bluetooth driver Installing Sound Card driverInstalling Wireless LAN Card driver optional Installing Modem driverInstalling EnergyCut driver Installing LAN Card driverBroadcom PCI‐E Wireless LAN Card driver Installing Touchpad driverInstalling Card Reader driver Installing Easy Button driver Bios setupMenu bar Accessing the Bios Setup programProgram Main menuOther information Advanced menuSystem time System dateLegacy USB Support Quiet BootPower on Display Security menu Set Supervisor PasswordSet User Password Password on Boot Boot menuSet HDD Password Boot priority order menu Exit Saving Changes Excluded from boot order menuExit menu Load Setup Defaults Hardware configuration and component standard Display 2GB Memory by two sets of 1GB Sodimm Hard Disk Drive HDDOptical Disk Drive ODD AudioExpansion Weight and sizePower KeyboardLenovo Notebook Computer User Guide Kind reminder Take care of using the computerEnvironmental requirements Cleaning your computerFor outdoor using About the batteryComputer does nothing when you press Power button TroubleshootingYou can turn on the computer but can not start System Printer can not be installed and printed You can not dial‐up with the computer Battery service time is too short Computer reports error or halts when running some programsLCD is black Service support systemWarranty service telephone numbers Keep the guide well for future use