background image

Bluelight Shield - 41

B

LUELIGHT

 S

HIELD

The  Bluelight  Shield  can  be  enabled  to  reduce  blue-light  emissions 
from the screen to protect your eyes.
To  configure  the  Bluelight  Shield,  search  for  ’

Quick  Access

’  in  the 

Start Menu. From here you can toggle Bluelight Shield on or off, and 
you can choose from four different modes to fit your needs:

     

No. Item

Description

1

Low 
Reduction

Reduces blue light emission from the LED backlit 
screen by 10% to 25% for basic protection.

2

Medium 
Reduction

Reduces blue light emission from the LED backlit 
screen by 26% to 45% to protect your eyes.

3

High 
Reduction

Reduces blue light emission from the LED backlit 
screen by 46% to 65% for maximum protection.

4

Long Hour 
Mode

Professionally tuned to reduce eye strain over an 
extended period of time.

Note

Specifications vary depending on model or Operating System.

Содержание Extensa 15

Страница 1: ...USER S MANUAL...

Страница 2: ...l contains proprietary information that is protected by copyright laws The information contained in this manual is subject to change without notice Some features described in this manual may not be su...

Страница 3: ...utility 45 Boot sequence 45 Setting passwords 45 Power management 46 Saving power 46 Battery pack 48 Battery characteristics 48 Charging the battery 48 Optimizing battery life 49 Checking the battery...

Страница 4: ...for your computer and your health Where to find the power button ports and connectors Tips and tricks for using the touchpad and keyboard How to create recovery backups Guidelines for connecting to a...

Страница 5: ...leshooting Once you have connected to the internet you can download updates for your computer from http go acer com id 17883 1 The link will open the Acer Support webpage 2 Scroll down to Drivers and...

Страница 6: ...r device Do not expose the computer to direct sunlight Do not place it near sources of heat such as a radiator Do not expose the computer to temperatures below 0 C 32 F or above 50 C 122 F Do not subj...

Страница 7: ...e total ampere ratings of the equipment plugged in should not exceed the ampere rating of the cord if you are using an extension cord Also the total current rating of all equipment plugged into a sing...

Страница 8: ...rging port must be clean and free from debris and should only be used with Acer charging equipment Use of a non Acer battery or charging equipment can cause damage to the product and will void the war...

Страница 9: ...r 50 C 122 F Failure to follow these guidelines may cause the battery to leak acid become hot explode or ignite and cause injury and or damage Do not pierce open or disassemble the battery If the batt...

Страница 10: ...winter Always try to keep the battery between 15 C and 25 C 59 F and 77 F A device with a hot or cold battery may not work temporarily even when the battery is fully charged Battery performance is es...

Страница 11: ...s show you around your new Acer computer Screen view 2 3 1 Icon Item Description 1 Microphone Internal digital microphone for sound recording Specifications vary depending on model 2 Webcam Web camera...

Страница 12: ...r See Using the keyboard on page 16 2 Touchpad Touch sensitive pointing device The touchpad and selection buttons form a single surface Press down firmly on the touchpad surface to perform a left clic...

Страница 13: ...formance use USB 3 2 Gen 1 certified devices Defined by the USB 3 2 Gen 1 specification SuperSpeed USB Icon Item Description 1 DC in jack Connects to an AC adapter 2 Ethernet RJ 45 port Connects to an...

Страница 14: ...et with microphone 2 USB port Connects to USB devices 3 Power indicator Indicates the computer s power status Battery indicator Indicates the computer s battery status Charging The light shows amber w...

Страница 15: ...entilation and cooling fan Allows the computer to stay cool Do not cover or obstruct the openings 2 Speakers Deliver stereo audio output 3 Battery reset pinhole Simulates removing and reinstalling the...

Страница 16: ...alphabetic characters typed are in uppercase Num Lock When Num Lock is on the keypad is in numeric mode The keys function as a calculator complete with the arithmetic operators and Use this mode when...

Страница 17: ...ay off Turns the display screen backlight off to save power Press any key to return Touchpad toggle Turns the built in touchpad on and off Speaker toggle Turns the speakers on and off Volume down Decr...

Страница 18: ...dia file Fn Play Pause Play or pause a selected media file Fn Stop Stop playing the selected media file Note To swap the hotkey and special function of the F1 to F12 keys change the function key setti...

Страница 19: ...lide a finger across the touchpad to move the cursor Single finger press or tap Press the touchpad down or lightly tap the touchpad with your finger to perform a click which will select or start an it...

Страница 20: ...pe down to minimize all open windows and show Desktop swipe upwards to restore the minimized windows Swipe left or right to switch between open windows Four finger press Lightly tap the touchpad with...

Страница 21: ...n the lower right hand corner of the screen select the Notifications icon to open the Notifications pane 2 Select All settings 3 Select Devices Touchpad 4 Now you can adjust the settings to suit your...

Страница 22: ...data or create a factory default backup If you cannot access Acer Care Center click Settings in the Start menu select Update Security and then click Recovery Creating a file history backup Recovery Ma...

Страница 23: ...ve Select the USB drive from the drop down list 4 Click More options to select back up options which best fit your needs such as schedule the backup interval how long you want to keep those backups de...

Страница 24: ...d LAN drivers if you install another operating system 1 From Start select Care Center then Recovery Management 2 Select the Backup tab and click Get started for Backup wireless and LAN drivers Choose...

Страница 25: ...s you to quickly and easily back up your operating system installed apps and data 1 From Start select Care Center then Recovery Management 2 Select the Backup tab and click Get started for Create back...

Страница 26: ...26 Recovery 4 Click Security and Maintenance in the bottom left of the page and click Recovery...

Страница 27: ...Recovery 27 5 Select Create a recovery drive to open the Recovery Drive window 6 Make sure Back up system files to the recovery drive is selected and click Next...

Страница 28: ...e PC to detect the USB drive then click Next 8 Everything on the drive will be deleted Click Create to continue 9 You will be shown the backup progress on the screen 10 Follow the process until it com...

Страница 29: ...s 1 From Start select Care Center then Recovery Management 2 Select the Restore tab and click Get started to open the Recovery window Important Write a unique descriptive label on the backup such as W...

Страница 30: ...our personal files Click Next to continue Important If you have apps installed on your PC they will be removed If you d like not to restore apps and setting that came with your PC go to Change setting...

Страница 31: ...eset progress on the screen The screen will turn off during the reset process 6 The screen will turn back on when it is installing Windows Your PC will restart several times during the reset process 7...

Страница 32: ...32 Recovery 2 Select the Restore tab and click Get Started to open the Recovery window...

Страница 33: ...ed to Choose an option Select Remove everything to reset your PC back to its factory default 4 Click Change settings to choose restore settings Data erasure and Data drives which best fit your needs T...

Страница 34: ...8 The screen will turn back on when it is installing Windows Your PC will restart several times during the reset process 9 Follow the process until it completes 10 When your PC has completed the rese...

Страница 35: ...er is available Enable Bluetooth and add a device Every new device must first be paired with your computer s Bluetooth adapter This means it must first be authenticated for security purposes You only...

Страница 36: ...icon in the lower right hand corner of the screen to open the Notifications pane From here you can enable or disable Bluetooth or right click on Bluetooth Go to Settings to enter the Bluetooth setting...

Страница 37: ...ea network which can link two or more computers without using wires Once connected to WLAN you can access the internet You can also share files other devices and even your internet connection itself Y...

Страница 38: ...name and password if necessary If you are trying to connect to a public network such as at a coffeeshop make sure you have the wireless network s name 2 Click Network icon in the notification area 3 Y...

Страница 39: ...Connecting to the Internet 39 4 Once you select a wireless network select Connect 5 If required enter the network s password...

Страница 40: ...port on your router refer to the image below Then you ll be ready to get online Connecting to a cellular network If your computer has a SIM slot you can connect to the internet using a cellular phone...

Страница 41: ...to fit your needs No Item Description 1 Low Reduction Reduces blue light emission from the LED backlit screen by 10 to 25 for basic protection 2 Medium Reduction Reduces blue light emission from the L...

Страница 42: ...Keeping your computer and data safe In this section you will find How to secure your computer Setting passwords What you need to prepare when you re traveling How to get the most out of your battery...

Страница 43: ...uthorized access Setting these passwords creates several different levels of protection for your computer and data Supervisor Password prevents unauthorized entry into the BIOS utility Once set you mu...

Страница 44: ...e appears Try again and press Enter When the User Password is set and the password on boot parameter is enabled a prompt appears at boot up Type the User Password and press Enter to use the computer I...

Страница 45: ...ayed Boot sequence To set the boot sequence in the BIOS utility activate the BIOS utility then select Boot from the categories listed on the top of the screen Setting passwords To set a password on bo...

Страница 46: ...rtup Your computer uses Fast startup to start quickly but also uses a small amount of power to check for signals to start These checks will slowly drain your computer s battery If you prefer to reduce...

Страница 47: ...Power management 47 4 Select Change settings that are currently unavailable 5 Scroll down and disable Turn on fast startup 6 Select Save changes...

Страница 48: ...nect to a mains power outlet Conditioning a new battery pack Before you use a battery pack for the first time there is a conditioning process that you should follow 1 Connect the AC adapter and fully...

Страница 49: ...ective life An embedded battery has a life span of more than 1 000 charge discharge cycles Optimizing battery life Optimizing battery life helps you get the most out of battery operation prolonging th...

Страница 50: ...ortant Connect the AC adapter as soon as possible after the battery low warning appears Data may be lost if the battery is allowed to become fully depleted and the computer shuts down Situation Recomm...

Страница 51: ...ington Noble lock if you are using one to secure the computer Moving around When you are just moving within short distances for example from your office desk to a meeting room Preparing the computer B...

Страница 52: ...key or close the display cover whenever you are not actively using the computer Taking the computer home When you are moving from your office to your home or vice versa Preparing the computer After di...

Страница 53: ...reater than 10 C 18 F allow the computer to come to room temperature slowly If possible leave the computer for 30 minutes in an environment with a temperature between outside and room temperature Sett...

Страница 54: ...e computer home follow these guidelines to protect your computer while traveling Always take the computer as carry on luggage If possible have the computer inspected by hand Airport security X ray mac...

Страница 55: ...the computer In addition these tips are useful when traveling internationally When traveling in another country check that the local AC voltage and the AC adapter power cord specifications are compat...

Страница 56: ...In this section you will find Information on the ports and connectors fitted to your computer Ports and connectors...

Страница 57: ...to a single USB port Note Two USB standards are currently available on Acer computers USB 2 0 High speed USB and USB 3 2 Gen 1 SuperSpeed USB USB 2 0 ports on Acer computers have a black tongue in the...

Страница 58: ...olution and refresh rate should be detected automatically If necessary change the display settings used by the computer Headphones and microphone One or more 3 5 mm jacks on your computer allow you to...

Страница 59: ...compatible digital audio video source such as your computer a set top box DVD player and audio video receiver to any compatible digital audio and or video monitor such as a digital television DTV wit...

Страница 60: ...estion In this section you will find Frequently asked questions Tips for using Windows 10 Troubleshooting information How to protect yourself while online Where to find Acer service center contact inf...

Страница 61: ...s being supplied to the computer check the following Do you have a USB storage device USB drive CD drive or smartphone plugged into your computer Unplug it and press Ctrl Alt Del to restart the system...

Страница 62: ...the printer is connected to a power outlet and that it is turned on Make sure that the printer cable is connected securely to a USB port and the corresponding port on the printer I want to restore my...

Страница 63: ...the ITW passport If the country you are traveling in does not have an Acer authorized ITW service site you can still get in contact with our offices worldwide Please visit www acer com Before you cal...

Страница 64: ...Windows key or select the Windows Start button and select the power icon Shut down You can also turn off the computer by right clicking the Windows Start button Shut down or sign out Shut down Can I...

Страница 65: ...to use your Pictures folder will open by default Select Choose this folder to add the folder to the lock screen slideshow 4 Select a folder and select Remove to remove the folder from the lock screen...

Страница 66: ...mputer can act as an alarm clock Type Alarms to search for the Alarms Clock app 1 Select an alarm from the list or select the in the lower right corner to create a new alarm 2 Enter the Alarm name 3 S...

Страница 67: ...lect More Pin to taskbar How do I install apps You will need to have a Microsoft ID to purchase and download apps from Microsoft Store I can t find apps like Notepad and Paint Where are they Move your...

Страница 68: ...crosoft account and want to get one press the Windows key or select the Windows Start button Settings Accounts Sign in with a Microsoft account instead and follow the onscreen instructions How do I ch...

Страница 69: ...be resolved contact your dealer Error messages If you receive an error message note the message and take the corrective action The following table lists the error messages in alphabetical order togeth...

Страница 70: ...O parity error Contact your dealer or an authorized service center Keyboard error or no keyboard connected Contact your dealer or an authorized service center Keyboard interface error Contact your dea...

Страница 71: ...t Service Provider ISP which supplies the connection between your computer and the internet You should research the ISPs available in your region not forgetting to talk to friends and family about the...

Страница 72: ...s fast and always on internet service via a cable television line This service is generally available in large cities You can use your telephone and watch cable TV at the same time you are connected t...

Страница 73: ...Mobility Wireless LAN systems allow you and other users of your home network to share access to files and devices connected to the network for example a printer or scanner Also you can share an inter...

Страница 74: ...er Microsoft Edge provides an easy and secure web browsing experience As soon as you have your internet access installed and you are connected from the Start Menu click the Microsoft Edge tile or the...

Страница 75: ...ometimes with little action on the user s part Immediately after a software manufacturer announces an update hackers are ready with malware that can breach holes in the software that would have been p...

Страница 76: ...hey ve got into a device and what to do if you re ever infected Ransomware A form of malware that will encrypt personal data files on your computer and attached devices Encryption converts files into...

Страница 77: ...a virus is just one type of malicious threat A virus is classified as a self replicating piece of malicious code that travels by inserting itself into files or programs What to do if you re infected T...

Страница 78: ...uppercase and lowercase letters symbols and numbers Don t click on random links or open unsolicited messages and attachments particularly from people you don t know Don t access any personal informat...

Страница 79: ...security 79 However do not blame every computer problem on a virus If you suspect your computer is infected the first thing to do is update if you have not already done so and run your antivirus and a...

Отзывы: