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Operating Your Notebook 

 

© 2019 Twinhead International Corp and/or its affiliates. All rights reserved. 

 

 

Menu Option 

Description 

Videos

 

Quality 

Set the video quality. 

Flicker reduction  Select 50 Hz or 60 Hz to reduce the flickering that may 

occur when recording video under fluorescent light. 

Digital video 
stabilization 

When the setting is set to 

On

, then the system reduces 

high-frequency frame-to-frame jitter that is produced by 
video camera shake. 

Related settings  Select the related settings that can only be configured in 

the 

Settings

 app.   

 

Viewing Photos/Videos 

After taking a photo or recording a video, click the thumbnail (in the bottom-right 
corner) to view the most recent photo or video taken.  

 

Swipe right to see other photos or videos in your collection. 

 

 

 

 

 

Summary of Contents for S15AB

Page 1: ... 2019 Twinhead International Corp and or its affiliates All rights reserved ...

Page 2: ...AL DISC DRIVE ODD 17 Placing a Disk 17 Manual Ejection 17 USING THE STORAGE DRIVE 18 Replacing the Storage Drive 18 CONNECTING TO POWER 22 Connecting the AC Adapter 22 Using Battery Power 22 Configuring the Power Settings 23 STARTING YOUR NOTEBOOK 24 Turning On Your Device 24 Turning Off Your Device 24 USING THE KEYBOARD 25 USING THE TOUCH PAD 26 OPERATING YOUR NOTEBOOK 28 USING THE CAMERA 28 Open...

Page 3: ...A NETWORK LAN 41 CONNECTING TO WIRELESS CONNECTIONS 42 USING THE BIOS SETUP UTILITY 47 BIOS SETUP MENU 47 MAIN MENU 49 ADVANCED MENU 50 BOOT MENU 54 SECURITY MENU 55 SAVE EXIT MENU 56 MAINTAINING AND CARING FOR YOUR NOTEBOOK 57 PROTECTING YOUR NOTEBOOK 57 STORING AND HANDLING YOUR NOTEBOOK 57 CLEANING YOUR NOTEBOOK 59 TRAVELING WITH YOUR NOTEBOOK 60 TROUBLESHOOTING 61 PRELIMINARY CHECKLIST 61 SOLV...

Page 4: ...NT 71 Federal Communications Commission Statement 71 Declaration of Conformity 71 RF exposure warning 72 Battery Disposal 72 European Union CE Marking and Compliance Notices 72 CLASS 1 LASER PRODUCT 73 SAFETY INSTRUCTIONS 76 ...

Page 5: ...imum mobile computing experience in a wide range of working environments Before you begin using your notebook read this chapter to familiarize yourself with the main components installed in the system Package Contents If any of following items is damaged please contact your retailer Notebook Power cord DC 19V 65W power adapter Lithium Battery Pack NOTE These pictures are for reference only Actual ...

Page 6: ...2 Web camera Use for video conference 3 Display screen Provide visual output 4 Power button Press to turn your notebook on or off 5 Keyboard Press the keys to input information 6 Touch pad Use to point select drag or scroll objects on the screen 7 Touch pad button Press to select objects or display a shortcut menu ...

Page 7: ...ce Indicators Power Wireless HDD Caps Lock Num lock Battery Indicate the corresponding function status Back View No Item Description 1 Battery latch Slide to the unlock position to release the battery 2 Battery compartment Install the battery 3 Speakers Emit sound 4 CTO door Remove the door to access the SIM card slot ...

Page 8: ... pictures music and data between your notebook and flash compatible devices The card reader supports SD Secure Digital SDXC Mini SD with adapter 2 Earphone jack Connect headphones or external speakers 3 USB 3 1 type A ports x2 Connect USB 3 1 Gen 1 peripheral devices 4 DC in jack Connect the power adapter ...

Page 9: ... Description 1 Kensington lock slot Connect to a Kensington compatible notebook security lock 2 Media bay Varies depending on SKU Optical disk drive Secondary storage 3 Smart card reader Use to insert smart cards 4 RF switch Slide it to the left to enable all wireless network WLAN and Bluetooth communications ...

Page 10: ...ype C port Connect USB 3 1 Gen2 peripheral devices 3 RJ 45 port Connect to a local area network LAN using an Ethernet cable 4 HDMI output port Connect an HDMI device such as an external HDMI LCD TV 5 VGA port Connect to a display device such as an external monitor or a projector 6 RS 232 port Connect a serial peripheral device ...

Page 11: ...of RF WLAN Bluetooth or WWAN GPS communication The LED always lights on blue when the function is enabled HDD A blinking HDD LED indicates HDD activity data is being read or written Num Lock Lights on when Num Lock is activated Caps Lock Lights on when Caps Lock is activated Battery Indicate the battery status Green light means the battery is fully charged or the battery capacity higher than 95 Or...

Page 12: ... carried out on the system make sure the system is turned off and cooled down for 5 minutes Failing to turn off the system before opening it can cause permanent damage to the system and serious or fatal injury to the user Installing the Battery To install the battery follow the steps below 1 Align and insert the battery into the battery compartment ...

Page 13: ...ttery to your notebook See procedures above 2 Connect the AC adapter to the DC in jack of your notebook 3 Connect the AC adapter to the power cord 4 Plug the power cord to an electrical outlet Charging Time It takes approximately 3 5 hours to fully charge the battery NOTE The charging time may be longer if you are using your notebook while charging the battery CAUTION DO NOT charge the battery if ...

Page 14: ...Getting Started EN 14 ...

Page 15: ...ablette PC Checking the Battery Level It is important that you monitor the battery status regularly to ensure you do not run out of power at a critical moment To check the remaining battery power click the battery icon on the system tray The battery screen appears as shown on the right When to replace the Battery Pack The battery performance gradually decreases over time and usage We recommend you...

Page 16: ...Getting Started EN 16 1 Slide the battery latch to the unlock position 2 Remove the battery out of the battery compartment ...

Page 17: ...ptical disk drive ODD to play or record DVD or CD disc Placing a Disk To place a disk follow the steps below 1 Open the ODD cover 2 Press the Eject button to eject the tray 3 Place the disc on the tray 4 Close the disc tray Manual Ejection If the Eject button fails to work properly insert a paper clip into the Pin Hole Eject to open the tray ...

Page 18: ...s turned off before performing the manual ejection Using the Storage Drive Replacing the Storage Drive To replace the storage drive follow the steps below 1 Remove the screws securing the HDD compartment door to the device 2 Remove the HDD compartment door ...

Page 19: ...nhead International Corp and or its affiliates All rights reserved 3 Use the pull tab to release the HDD module from the HDD compartment DO NOT remove the HDD module yet 4 Disconnect the HDD module from the mainboard connector ...

Page 20: ...Getting Started EN 20 5 Connect the HDD module to the mainboard connector visible inside the HDD compartment 6 Lower the HDD module into its compartment 7 Replace the HDD compartment cover ...

Page 21: ...Getting Started 2019 Twinhead International Corp and or its affiliates All rights reserved 8 Secure the HDD compartment cover to the device with the screws ...

Page 22: ...he DC in jack on your notebook 2 Connect the AC adapter to the power cord 3 Plug the power cord into an electrical outlet Using Battery Power 1 Install the charged battery in the battery compartment 2 Remove the AC adapter if plugged in Your notebook will automatically use the battery power NOTE If you are using the notebook with the battery power for the first time be sure that the battery is ful...

Page 23: ...filiates All rights reserved Configuring the Power Settings 1 Right click the battery icon on the system tray Then select Power Options 2 Select Change plan settings to customize a power plan 3 Change the desired sleep and display settings Then select Save changes ...

Page 24: ...ight position 2 Press the button until the Power LED lights up Turning Off Your Device It is important to properly shut down your notebook to avoid the loss of unsaved data To shut down your notebook do the following Click Shut down Wait for your notebook to power off completely before removing the power source if necessary ...

Page 25: ...tion with other keys to execute a command Fn F1 Enables Disables the Bluetooth function Fn F2 Enables Disables the 3G GPS function Fn F3 Enables Disables the WLAN function Fn F4 Switches to suspend mode Suspend to RAM HDD Fn F5 Toggles between LCD External display or both Fn F6 Decreases the brightness level Fn F7 Increases the brightness level Fn F8 Decreases the volume by one level Fn F9 Increas...

Page 26: ...action is the same as right clicking a mouse button Using the Touch Pad The touch pad is a cursor pointing device that provides all the features of a two button mouse Its primary function is to move the cursor around the screen You can also point select or drag items or objects on the screen Point Slide your finger on the touch pad to point the cursor to an item or object on the screen Click To le...

Page 27: ...to the item or object on the screen then tap the touch pad twice or press the left button twice Drag To drag an item or object press and hold the left button then slide your finger on the touch pad to move the item or object Scroll To scroll through a page press and hold the left button then slide your finger on the touch pad to scroll ...

Page 28: ...u through how to use your notebook Using the Camera Using the Camera application you can use this notebook to take photos or videos Opening Camera App To access the Camera application do one of the following a Click Camera b In the Cortana search box enter camera Then click Camera ...

Page 29: ...Operating Your Notebook 2019 Twinhead International Corp and or its affiliates All rights reserved Taking Photos Click to capture a photo Recording Videos 1 Click to switch to Video mode ...

Page 30: ... on the previous page The recording time appears on the bottom of the screen 3 During the video recording you can do the following Click to pause the recording Then click to resume Click to stop recording the video Adjusting Brightness 1 Click to display the brightness control slider NOTE If the icon does not appear on the top panel click ...

Page 31: ...erved 2 Do the following Click and drag the slider upwards to brighten your photo or video Click and drag the slider downwards to darken your photo or video Setting Photo Timer Click to toggle the desired time delay Self timer is off 2 second self timer 5 second self timer 10 second self timer ...

Page 32: ...g Menu Option Description When I press and hold the camera button Select an action when you press and hold the camera button Photos Quality Set the photo resolution Framing grid Show or hide the framing grid lines Time lapse When the setting is set to On the system will keep taking photos until the Camera button is pressed a second time ...

Page 33: ...ent light Digital video stabilization When the setting is set to On then the system reduces high frequency frame to frame jitter that is produced by video camera shake Related settings Select the related settings that can only be configured in the Settings app Viewing Photos Videos After taking a photo or recording a video click the thumbnail in the bottom right corner to view the most recent phot...

Page 34: ...it clicks into place 3 Push the memory card into the memory card slot until it clicks into place 4 Close the I O device cover Removing the Memory Card It is important to remove the memory card properly Improper removal may cause the data in the memory card to be corrupted and your notebook to malfunction To properly remove the memory card follow the steps below 1 Click the removable disk icon on t...

Page 35: ... Using the SIM Card You can use a SIM card for wireless internet access NOTE Check the availability of service and data plan rates with your network service provider Make sure to turn off the notebook before inserting the SIM card 1 Remove the screws securing the CTO door 2 Remove the CTO door ...

Page 36: ...Making Connections EN 36 3 Push the SIM card slot forward to release it from the latch 4 Lift the SIM card slot upward 5 Slide a SIM card into the SIM card slot ...

Page 37: ...nhead International Corp and or its affiliates All rights reserved 6 Gently place down the SIM card slot 7 Push the SIM card slot backward until it locks into place 8 Replace the CTO door Then secure the CTO door using the screws ...

Page 38: ...e identification and information using a smart card 1 Open the I O port cover 2 Insert a smart card into the smart card slot 3 Close the I O port cover Connecting the Microphone Headset Your notebook is equipped with an audio combo jack that enables you to use a headset or microphone 1 Open the I O port cover 2 Plug the stereo headphones cable into the audio combo jack of your device ...

Page 39: ... are sold separately Connecting USB Devices You can connect your notebook to other USB devices such as a mouse keyboard digital camera printer or an external storage drive 1 Open the I O port cover 2 Connect one end of the USB cable to the USB port of your device or connect the device directly to the USB port 3 Connect the other end of the cable to the USB device if necessary ...

Page 40: ...s You can connect an additional display to your notebook by using the HDMI or VGA cable 1 Open the I O port cover 2 Connect one end of the HDMI or VGA cable to its corresponding port on your device 3 Connect the other end of the cable to the external display NOTE An HDMI cable or VGA cable is not included in the package for this device They are sold separately ...

Page 41: ...ork LAN You can connect your notebook to a local area network LAN using the Ethernet cable 1 Open the I O port cover 2 Connect one end of the Ethernet cable to the RJ 45 port on your notebook 3 Connect the other end of the Ethernet cable to the router NOTE An Ethernet cable is not included in the package It is sold separately ...

Page 42: ...Bluetooth Device Your notebook can connect and communicate with other Bluetooth enabled devices By default the Bluetooth function is disabled To add a device follow the steps below 1 Press both Fn and F1 keys to turn on the Bluetooth function 2 Click the Bluetooth icon on the system tray 3 Click Add a Bluetooth Device The system starts scanning for Bluetooth devices and displays the available devi...

Page 43: ...tions 2019 Twinhead International Corp and or its affiliates All rights reserved 4 The Bluetooth and other devices screen appears Click Add Bluetooth or other device 5 The Add a device screen appears Click Bluetooth ...

Page 44: ... the pairing code confirm the pairing code or the device will pair automatically 8 When the pairing process is complete the connection status will show Connected NOTE Most Bluetooth enabled devices need to be paired with your notebook The PIN you enter on the notebook must be the same PIN to be entered on the other Bluetooth device Once a partnership has been created connecting to that device agai...

Page 45: ...s network 4 Click Connect Some networks require a network security key or a password TIP Check Connect automatically box to automatically connect to this network when it is available 5 Enter the network security key and click Next 6 A connection confirmation message appears on the screen Click Yes or No 7 After the connection is established you can see the wireless icon on the system tray NOTE Wi ...

Page 46: ...ar data networks To connect follow the steps below 1 Insert a valid SIM card into the SIM card slot refer to page 35 2 Click the cellular network icon on the system tray Then click Cellular to enable the Internet connection via mobile data network TIP If you do not see the cellular network icon click on the system tray and click Cellular to enable the function ...

Page 47: ...to initialize the hardware so that it can operate correctly Use the BIOS setup utility to change your notebook start up configuration For example you can change the system s security and power management routines Starting the BIOS Setup Utility You can only enter the BIOS setup utility as the notebook is booting i e between the time you turn on the notebook and before the Windows interface appears...

Page 48: ...3 Optimized Defaults F4 Save Exit Esc Exit Users are allowed to enter new values to replace the default settings in certain fields and the rest of the fields are specified by system default parameters and cannot be modified by users Reverse the attribute of the main options and press the Enter button to enter into the submenu Press the Esc button to return to the previous configuration page To dis...

Page 49: ...ystem date and time Item Description BIOS Information Display the BIOS version detected during boot up System Information Display the CPU type and speed total memory mainboard version UEFI Firmware version processor type ME FW version ME Firmware SKU serial number and UUID SATA Information Display the SATA hard drive information System Date Set the system date System Time Set the system time ...

Page 50: ...ss LAN Bluetooth GPS and WWAN For details refer to Device Configurations on page 51 Power Configurations Configure the power management settings including keyboard backlight timer resume on AC power wake on LAN from S3 S4 wake on wireless LAN from S3 S4 and USB3 0 power share For details refer to Power Configurations on page 53 TPM Configurations Configure Trusted Computing settings FAN Calibratio...

Page 51: ...he function Disabled Turn off the function The default value is Disabled Device Configurations Select this option to configure the device settings Item State Description USB Port 1 Enabled Turn on the function Disabled Turn off the function USB Port 2 Enabled Turn on the function Disabled Turn off the function USB Port 3 Enabled Turn on the function Disabled Turn off the function USB Port 4 Enable...

Page 52: ...nction Front Camera Enabled Turn on the function Disabled Turn off the function Wireless LAN Enabled Turn on the function Disabled Turn off the function Bluetooth Enabled Turn on the function Disabled Turn off the function GPS Enabled Turn on the function Disabled Turn off the function WWAN Enabled Turn on the function Disabled Turn off the function NOTE By default all settings are set to Enabled ...

Page 53: ... 30 40 50 60 80 100 120 240 Minutes Configure the length of time the keyboard backlight would remain on Resume on AC power Enable Turn on the function Disable Turn off the function Wake On LAN from S3 S4 Enable Turn on the function Disable Turn off the function Wake On Wireless LAN from S3 S4 Enable Turn on the function Disable Turn off the function USB 3 1 Power Share Enable Turn on the function ...

Page 54: ...ngs and boot sequence Item Description Bootup NumLock State Select the keyboard NumLock state Launch CSM Enable Disable CSM support Launch Network PXE OpRom Select the LAN PXE boot mode Option ROM Messages Set the display mode for Option ROM messages Boot Option Priorities Set the system boot order ...

Page 55: ... its affiliates All rights reserved Security Menu The Security Menu allows you to set the Administrator password and configure the Secure Boot settings Item Description Administrator Password Set the administrator password Secure Boot Customize the Secure Boot settings ...

Page 56: ...all setup options before leaving the BIOS Setup Menu Item Description Save Changes and Reset Reset the system after saving any changes Discard Changes and Reset Reset the system setup without saving any changes Restore Defaults Restore the default values for all the Setup options Window Push Button Reset Boot to Windows Push Button Reset page ...

Page 57: ...at sell computers To use the lock loop the lock cable around a stationary object such as a table Then insert the lock into the Kensington lock hole and turn the key to secure the lock Store the key in a safe place Storing and Handling Your Notebook General Storage and Handling Guidelines Use your notebook at the recommended temperature between 0 C 32 F and 55 C 131 F to ensure optimal performance ...

Page 58: ... from a cold to a warm place A temperature difference of more than 10 C 50 F may cause condensation inside the unit which may damage storage media Display Guidelines Turn off the notebook power when cleaning the display Cleaning the display with the power on may cause improper operation Do not use excessive force on the display Avoid placing objects on top of the display as this may cause the glas...

Page 59: ...attery is charged in a cold less than 5 C 41 F or very warm greater than 50 C 122 F environment it is possible that the battery LED will indicate that the charge has stopped However this does not necessarily mean that your battery is fully charged Read and follow all battery precautions in the Safety section Use only batteries of the same kind as replacements Turn the power off before removing or ...

Page 60: ...hard drive to a flash drive or other storage device As an added precaution bring an extra copy of your important data Make sure that the battery pack is fully charged Ensure that your notebook is turned off Confirm that all the connector covers are closed completely to ensure the device s waterproof integrity Disconnect the AC adapter from your notebook and take it with you Use the AC adapter to p...

Page 61: ...Are there any messages on the screen Do any indicators light up Do you hear any beeps Detailed descriptions are useful to the service personnel when you need to consult someone for assistance 7 If any problem persists after you follow the instructions in this chapter contact an authorized dealer for help Solving Common Problems Battery Problems The battery does not charge To prevent possible damag...

Page 62: ...ry if you are not getting the usage you need from it To meet ENERGY STAR requirements Wake on LAN is enabled by default If running on battery power this may decrease battery run time To change Wake on LAN settings open the Device Manager Network Adapters and select the LAN device Open the device Properties and select Power Management Disable the Wake on LAN setting by unchecking Allow this device ...

Page 63: ...lls or other obstructions between the devices Confirm that the other device is not in Hidden mode Verify that both devices are compatible Display Problems The display performance is slow The temperature may be too cold Move the device to a warmer operating environment The underlined inverse and hypertext characters are difficult to read on the screen Right click on the Windows Desktop select Perso...

Page 64: ...operating temperature The device does not startup properly Make sure you remove any USB drives from the unit before you start it Connect the AC adapter to charge the battery if it is not charged If the battery does not begin charging perform the following 1 Remove the battery 2 Connect the AC adapter 3 Turn on the device by pressing the button 4 Reinstall the battery The battery LED is a steady or...

Page 65: ...rt the recovering process 4 Choose one of the following options Keep my files Remove the apps and settings but it keeps your personal files The process will take approximately 3 4 hours Remove everything Remove all your personal files apps and settings The process will take approximately 5 6 hours 5 A notification message will appear on the screen Click Next to continue ...

Page 66: ...Troubleshooting EN 66 6 Click Reset to reset your notebook NOTE If below message appears you need a recovery media and then follow the steps 1 to 6 ...

Page 67: ...ia open Control Panel View by Large icons or Small icons Recovery Create a recovery drive If prompted click Yes to Do you want to allow this app to make changes to your device message Check Back up system files to the recovery drive option and then click Next Follow the on screen instructions to back up system files ...

Page 68: ...own the button for at least ten seconds release it and then press the button again The device won t turn off 1 Select Start Power Restart 2 If that does not work press Ctrl Alt Del and then select Task Manager 3 If any programs are open use your arrow keys to highlight each one and select End task Repeat this until all programs are closed 4 If that still does not work press and hold the button for...

Page 69: ...ity 3 drop 26 faces IP5X certified Aluminum magnesium alloy chassis Port covers Removable quick release battery OPERATING SYSTEM Windows 10 Pro 64 bit PROCESSORS Intel Core i7 8565U 8th Gen 1 8GHz processor with Turbo Boost Technology up to 4 6GHz 8MB cache Intel Core i5 8265U 8th Gen 1 6GHz processor with Turbo Boost Technology up to 3 9GHz 6MB cache GRAPHICS Intel UHD Graphics 620 MEMORY 2 slots...

Page 70: ...00 1000 Ethernet RJ 45 x 1 VGA port D sub 15 pin x 1 HDMI port type A x 1 Serial port RS 232 D sub 9 pin x 1 SIM card x 1 Smart card reader x 1 RFID and Smart card reader are mutually exclusive DC In jack x 1 MEDIA BAY One Option Only DVD super multi 2nd SSD 2nd 3rd SSD Factory Option Only POWER AC adapter 100 240V 50Hz 60Hz 65W Main battery Li Ion 7 4V 7600mAh 13 5 hours ENVIRONMENT Temperature O...

Page 71: ...rning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician fo...

Page 72: ...t disassemble the bumper Otherwise the antenna may be damaged resulting in poor reception Battery Disposal THIS PRODUCT CONTAINS A LITHIUM ION OR NICKEL METAL HYDRIDE BATTERY IT MUST BE DISPOSED OF PROPERLY CONTACT LOCAL ENVIRONMENTAL AGENCIES FOR INFORMATION ON RECYCLING AND DISPOSAL PLANS IN YOUR AREA European Union CE Marking and Compliance Notices This product follows the provisions of the Eur...

Page 73: ...ER DE CLASSE 1 LASERSCHUTZKLASSE 1 PRODUKT TO EN60825 ATTENTION CE PRODUIT CONTIENT UN SYSTÈME LASER ET EST CLASSÉ EN TANT QUE PRODUIT LASER DE CLASSE 1 POUR UTILISER CE MODÈLE CORRECTEMENT LISEZ LE MANUEL D INSTRUCTIONS ATTENTIVEMENT ET CONSERVEZ LE POUR RÉFÉRENCE FUTURE EN CAS DE PROBLÈMES AVEC CE MODÈLE VEUILLEZ CONTACTER VOTRE STATION DE SERVICE AUTORISÉE LA PLUS PROCHE POUR ÉVITER UNE EXPOSIT...

Page 74: ...adaptateur CA fourni avec le produit un remplacement fourni par Twinhead ou un adaptateur CA acheté comme accessoire chez Twinhead BATTERY SAFETY DANGER OF EXPLOSION IF BATTERY IS INCORRECTLY REPLACED REPLACE ONLY WITH THE SAME OR EQUIVALENT TYPE RECOMMENDED BY THE MANUFACTURER DISPOSE OF USED BATTERIES ACCORDING TO THE MANUFACTURER S INSTRUCTIONS replacement of a battery with an incorrect type th...

Page 75: ...ur mécanique qui peut provoquer une explosion L exposition de la pile à une température extrêmement élevée qui peut provoquer une explosion ou la fuite d un liquide ou d un gaz inflammable L exposition de la pile à une pression atmosphérique extrêmement basse qui peut provoquer une explosion ou la fuite d un liquide ou d un gaz inflammable CAUTION FOR RJ 45 The RJ 45 jack is not used for telephone...

Page 76: ...itting devices as this may affect the quality of the wireless signal reception When using an AC adapter Place this device in a location that is close enough to an electrical outlet to accommodate the length of the power cord and in order to turn off the power conveniently Operate this device only with the type of power source indicated on the device marking label Disconnect the AC adapter from the...

Page 77: ...écart des appareils émettant des ondes électromagnétiques car celles ci peuvent affecter la réception du signal sans fil Lors de l utilisation d un adaptateur secteur Placez l appareil à un emplacement suffisamment proche d une prise électrique pour prendre en charge la longueur du cordon d alimentation Utilisez uniquement cet appareil avec le type d alimentation électrique indiqué sur l étiquette...

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