Lenovo IdeaPad U550 User Manual page 141

L
Lenovo Limited Warranty
M
....................................... 80
Maintenance
Microphone
......................................... 2
Built-in
......................................... 2
Mute button
N
Notice
Electronic emissions
O
OneKey Rescue System button
................. 85
Password
Problems
............... 110
Problems on changing graphics
processing unit (GPU)
......... 41
Security
Storage media
P
....................................49
Problems
.........................................31
Using
.......................................52
Battery
.......................51
Computer screen
......................................47
Display
.........................52
Hard disk drive
Hibernation mode .....................49
...................................49
Password
................................49
Sleep mode
Sound .........................................51
.......................................52
Startup
.......................48
S
...............................................30
...................................75
Handling
Index
127