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por este dispositivo também tem outras instruções :
Notebooks - U550 Laptop (IdeaPad) (727.65 kb)
Notebooks - U550 Laptop (IdeaPad) (4.18 mb)
Facilidade de uso
Lenovo IdeaPad U550 SP V1.0_EN_p2
Buttons and functions
External devices connection
1 Integrated camera
The integrated camera offers an improved notebook
Ethernet
experience for video-centric applications.
2 OneKey Rescue System button / Power button
Repair Windows system kernel files or restore the system to
its original state in case of an unrecoverable error.*
Start the computer.
*If OneKey Rescue System is instal ed.
3 Mute button
Mute/Unmute the computer.
4 Wireless radio switch
Use this switch to turn on/off the wireless radio of al wireless
devices on your computer.
5 Graphics Card switch (specific models only)
Switches between the independent graphics card mode and
integrated graphics card mode.
Notes:
• Do not operate this switch when the computer is in sleep, hibernation or
power-off mode as system error may occur.
• To ensure HDMI output quality, only use HDMI in the independent graphics card
mode. Set the switch to Discrete whenever you connect an HDMI device. (discrete
graphics models only)
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Notes:
• The above connection il ustration is only for reference. You are responsible for
evaluating the quality and compatibility when purchasing external devices. Function of
al external devices is not guaranteed. Fol ow the instructions shipped with the devices
when connecting them to your computer.
• The il ustrations in this manual may differ from the actual product.
Please refer to the actual product.
Attention:
Differring in backlight, the LCD on marketing can be divided into CCFL (Cold Cathode
Fluorescent Lamp) LCD and LED (Light Emitting Diode) LCD.
The LCD applied LED backlight technology which adopts LED as the light source and
is mercury-free and more energy-saving than CCFL backlight technology.
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